1795 lines
47 KiB
Go
1795 lines
47 KiB
Go
// Copyright 2017, The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE.md file.
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package cmp_test
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import (
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"bytes"
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"crypto/md5"
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"fmt"
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"io"
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"math"
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"math/rand"
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"reflect"
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"regexp"
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"sort"
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"strings"
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"sync"
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"testing"
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"time"
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"github.com/google/go-cmp/cmp"
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"github.com/google/go-cmp/cmp/cmpopts"
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pb "github.com/google/go-cmp/cmp/internal/testprotos"
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ts "github.com/google/go-cmp/cmp/internal/teststructs"
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)
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var now = time.Now()
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func intPtr(n int) *int { return &n }
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type test struct {
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label string // Test description
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x, y interface{} // Input values to compare
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opts []cmp.Option // Input options
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wantDiff string // The exact difference string
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wantPanic string // Sub-string of an expected panic message
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}
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func TestDiff(t *testing.T) {
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var tests []test
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tests = append(tests, comparerTests()...)
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tests = append(tests, transformerTests()...)
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tests = append(tests, embeddedTests()...)
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tests = append(tests, methodTests()...)
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tests = append(tests, project1Tests()...)
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tests = append(tests, project2Tests()...)
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tests = append(tests, project3Tests()...)
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tests = append(tests, project4Tests()...)
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for _, tt := range tests {
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tt := tt
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tRunParallel(t, tt.label, func(t *testing.T) {
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var gotDiff, gotPanic string
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func() {
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defer func() {
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if ex := recover(); ex != nil {
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if s, ok := ex.(string); ok {
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gotPanic = s
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} else {
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panic(ex)
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}
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}
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}()
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gotDiff = cmp.Diff(tt.x, tt.y, tt.opts...)
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}()
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if tt.wantPanic == "" {
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if gotPanic != "" {
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t.Fatalf("unexpected panic message: %s", gotPanic)
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}
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if got, want := strings.TrimSpace(gotDiff), strings.TrimSpace(tt.wantDiff); got != want {
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t.Fatalf("difference message:\ngot:\n%s\n\nwant:\n%s", got, want)
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}
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} else {
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if !strings.Contains(gotPanic, tt.wantPanic) {
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t.Fatalf("panic message:\ngot: %s\nwant: %s", gotPanic, tt.wantPanic)
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}
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}
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})
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}
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}
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func comparerTests() []test {
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const label = "Comparer"
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return []test{{
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label: label,
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x: 1,
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y: 1,
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}, {
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label: label,
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x: 1,
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y: 1,
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opts: []cmp.Option{cmp.Ignore()},
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wantPanic: "cannot use an unfiltered option",
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}, {
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label: label,
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x: 1,
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y: 1,
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opts: []cmp.Option{cmp.Comparer(func(_, _ interface{}) bool { return true })},
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wantPanic: "cannot use an unfiltered option",
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}, {
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label: label,
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x: 1,
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y: 1,
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opts: []cmp.Option{cmp.Transformer("", func(x interface{}) interface{} { return x })},
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wantPanic: "cannot use an unfiltered option",
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}, {
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label: label,
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x: 1,
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y: 1,
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opts: []cmp.Option{
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cmp.Comparer(func(x, y int) bool { return true }),
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cmp.Transformer("", func(x int) float64 { return float64(x) }),
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},
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wantPanic: "ambiguous set of applicable options",
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}, {
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label: label,
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x: 1,
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y: 1,
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opts: []cmp.Option{
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cmp.FilterPath(func(p cmp.Path) bool {
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return len(p) > 0 && p[len(p)-1].Type().Kind() == reflect.Int
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}, cmp.Options{cmp.Ignore(), cmp.Ignore(), cmp.Ignore()}),
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cmp.Comparer(func(x, y int) bool { return true }),
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cmp.Transformer("", func(x int) float64 { return float64(x) }),
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},
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}, {
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label: label,
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opts: []cmp.Option{struct{ cmp.Option }{}},
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wantPanic: "unknown option",
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}, {
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label: label,
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x: struct{ A, B, C int }{1, 2, 3},
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y: struct{ A, B, C int }{1, 2, 3},
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}, {
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label: label,
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x: struct{ A, B, C int }{1, 2, 3},
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y: struct{ A, B, C int }{1, 2, 4},
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wantDiff: "root.C:\n\t-: 3\n\t+: 4\n",
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}, {
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label: label,
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x: struct{ a, b, c int }{1, 2, 3},
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y: struct{ a, b, c int }{1, 2, 4},
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wantPanic: "cannot handle unexported field",
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}, {
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label: label,
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x: &struct{ A *int }{intPtr(4)},
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y: &struct{ A *int }{intPtr(4)},
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}, {
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label: label,
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x: &struct{ A *int }{intPtr(4)},
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y: &struct{ A *int }{intPtr(5)},
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wantDiff: "*root.A:\n\t-: 4\n\t+: 5\n",
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}, {
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label: label,
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x: &struct{ A *int }{intPtr(4)},
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y: &struct{ A *int }{intPtr(5)},
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opts: []cmp.Option{
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cmp.Comparer(func(x, y int) bool { return true }),
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},
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}, {
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label: label,
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x: &struct{ A *int }{intPtr(4)},
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y: &struct{ A *int }{intPtr(5)},
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opts: []cmp.Option{
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cmp.Comparer(func(x, y *int) bool { return x != nil && y != nil }),
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},
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}, {
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label: label,
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x: &struct{ R *bytes.Buffer }{},
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y: &struct{ R *bytes.Buffer }{},
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}, {
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label: label,
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x: &struct{ R *bytes.Buffer }{new(bytes.Buffer)},
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y: &struct{ R *bytes.Buffer }{},
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wantDiff: "root.R:\n\t-: \"\"\n\t+: <nil>\n",
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}, {
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label: label,
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x: &struct{ R *bytes.Buffer }{new(bytes.Buffer)},
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y: &struct{ R *bytes.Buffer }{},
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opts: []cmp.Option{
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cmp.Comparer(func(x, y io.Reader) bool { return true }),
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},
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}, {
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label: label,
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x: &struct{ R bytes.Buffer }{},
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y: &struct{ R bytes.Buffer }{},
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wantPanic: "cannot handle unexported field",
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}, {
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label: label,
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x: &struct{ R bytes.Buffer }{},
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y: &struct{ R bytes.Buffer }{},
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opts: []cmp.Option{
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cmp.Comparer(func(x, y io.Reader) bool { return true }),
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},
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wantPanic: "cannot handle unexported field",
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}, {
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label: label,
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x: &struct{ R bytes.Buffer }{},
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y: &struct{ R bytes.Buffer }{},
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opts: []cmp.Option{
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cmp.Transformer("Ref", func(x bytes.Buffer) *bytes.Buffer { return &x }),
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cmp.Comparer(func(x, y io.Reader) bool { return true }),
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},
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}, {
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label: label,
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x: []*regexp.Regexp{nil, regexp.MustCompile("a*b*c*")},
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y: []*regexp.Regexp{nil, regexp.MustCompile("a*b*c*")},
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wantPanic: "cannot handle unexported field",
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}, {
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label: label,
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x: []*regexp.Regexp{nil, regexp.MustCompile("a*b*c*")},
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y: []*regexp.Regexp{nil, regexp.MustCompile("a*b*c*")},
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opts: []cmp.Option{cmp.Comparer(func(x, y *regexp.Regexp) bool {
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if x == nil || y == nil {
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return x == nil && y == nil
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}
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return x.String() == y.String()
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})},
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}, {
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label: label,
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x: []*regexp.Regexp{nil, regexp.MustCompile("a*b*c*")},
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y: []*regexp.Regexp{nil, regexp.MustCompile("a*b*d*")},
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opts: []cmp.Option{cmp.Comparer(func(x, y *regexp.Regexp) bool {
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if x == nil || y == nil {
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return x == nil && y == nil
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}
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return x.String() == y.String()
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})},
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wantDiff: `
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{[]*regexp.Regexp}[1]:
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-: "a*b*c*"
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+: "a*b*d*"`,
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}, {
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label: label,
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x: func() ***int {
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a := 0
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b := &a
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c := &b
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return &c
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}(),
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y: func() ***int {
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a := 0
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b := &a
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c := &b
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return &c
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}(),
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}, {
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label: label,
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x: func() ***int {
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a := 0
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b := &a
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c := &b
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return &c
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}(),
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y: func() ***int {
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a := 1
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b := &a
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c := &b
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return &c
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}(),
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wantDiff: `
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***{***int}:
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-: 0
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+: 1`,
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}, {
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label: label,
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x: []int{1, 2, 3, 4, 5}[:3],
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y: []int{1, 2, 3},
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}, {
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label: label,
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x: struct{ fmt.Stringer }{bytes.NewBufferString("hello")},
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y: struct{ fmt.Stringer }{regexp.MustCompile("hello")},
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opts: []cmp.Option{cmp.Comparer(func(x, y fmt.Stringer) bool { return x.String() == y.String() })},
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}, {
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label: label,
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x: struct{ fmt.Stringer }{bytes.NewBufferString("hello")},
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y: struct{ fmt.Stringer }{regexp.MustCompile("hello2")},
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opts: []cmp.Option{cmp.Comparer(func(x, y fmt.Stringer) bool { return x.String() == y.String() })},
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wantDiff: `
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root:
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-: "hello"
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+: "hello2"`,
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}, {
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label: label,
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x: md5.Sum([]byte{'a'}),
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y: md5.Sum([]byte{'b'}),
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wantDiff: `
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{[16]uint8}:
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-: [16]uint8{0x0c, 0xc1, 0x75, 0xb9, 0xc0, 0xf1, 0xb6, 0xa8, 0x31, 0xc3, 0x99, 0xe2, 0x69, 0x77, 0x26, 0x61}
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+: [16]uint8{0x92, 0xeb, 0x5f, 0xfe, 0xe6, 0xae, 0x2f, 0xec, 0x3a, 0xd7, 0x1c, 0x77, 0x75, 0x31, 0x57, 0x8f}`,
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}, {
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label: label,
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x: new(fmt.Stringer),
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y: nil,
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wantDiff: `
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:
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-: &<nil>
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+: <non-existent>`,
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}, {
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label: label,
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x: make([]int, 1000),
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y: make([]int, 1000),
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opts: []cmp.Option{
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cmp.Comparer(func(_, _ int) bool {
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return rand.Intn(2) == 0
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}),
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},
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wantPanic: "non-deterministic or non-symmetric function detected",
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}, {
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label: label,
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x: make([]int, 1000),
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y: make([]int, 1000),
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opts: []cmp.Option{
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cmp.FilterValues(func(_, _ int) bool {
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return rand.Intn(2) == 0
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}, cmp.Ignore()),
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},
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wantPanic: "non-deterministic or non-symmetric function detected",
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}, {
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label: label,
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x: []int{1, 2, 3, 4, 5, 6, 7, 8, 9, 10},
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y: []int{10, 9, 8, 7, 6, 5, 4, 3, 2, 1},
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opts: []cmp.Option{
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cmp.Comparer(func(x, y int) bool {
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return x < y
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}),
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},
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wantPanic: "non-deterministic or non-symmetric function detected",
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}, {
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label: label,
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x: make([]string, 1000),
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y: make([]string, 1000),
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opts: []cmp.Option{
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cmp.Transformer("", func(x string) int {
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return rand.Int()
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}),
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},
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wantPanic: "non-deterministic function detected",
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}, {
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// Make sure the dynamic checks don't raise a false positive for
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// non-reflexive comparisons.
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label: label,
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x: make([]int, 10),
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y: make([]int, 10),
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opts: []cmp.Option{
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cmp.Transformer("", func(x int) float64 {
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return math.NaN()
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}),
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},
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wantDiff: `
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{[]int}:
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-: []int{0, 0, 0, 0, 0, 0, 0, 0, 0, 0}
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+: []int{0, 0, 0, 0, 0, 0, 0, 0, 0, 0}`,
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}}
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}
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func transformerTests() []test {
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const label = "Transformer/"
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return []test{{
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label: label,
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x: uint8(0),
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y: uint8(1),
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opts: []cmp.Option{
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cmp.Transformer("", func(in uint8) uint16 { return uint16(in) }),
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cmp.Transformer("", func(in uint16) uint32 { return uint32(in) }),
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cmp.Transformer("", func(in uint32) uint64 { return uint64(in) }),
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},
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wantDiff: `
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λ(λ(λ({uint8}))):
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-: 0x00
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+: 0x01`,
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}, {
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label: label,
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x: 0,
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y: 1,
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opts: []cmp.Option{
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cmp.Transformer("", func(in int) int { return in / 2 }),
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cmp.Transformer("", func(in int) int { return in }),
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},
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wantPanic: "ambiguous set of applicable options",
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}, {
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label: label,
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x: []int{0, -5, 0, -1},
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y: []int{1, 3, 0, -5},
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opts: []cmp.Option{
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cmp.FilterValues(
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func(x, y int) bool { return x+y >= 0 },
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cmp.Transformer("", func(in int) int64 { return int64(in / 2) }),
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),
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cmp.FilterValues(
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func(x, y int) bool { return x+y < 0 },
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cmp.Transformer("", func(in int) int64 { return int64(in) }),
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),
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},
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wantDiff: `
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λ({[]int}[1]):
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-: -5
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+: 3
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λ({[]int}[3]):
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-: -1
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+: -5`,
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}, {
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label: label,
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x: 0,
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y: 1,
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opts: []cmp.Option{
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cmp.Transformer("", func(in int) interface{} {
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if in == 0 {
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return "string"
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}
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return float64(in)
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}),
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},
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wantDiff: `
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λ({int}):
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-: "string"
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+: 1`,
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}}
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}
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func embeddedTests() []test {
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const label = "EmbeddedStruct/"
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privateStruct := *new(ts.ParentStructA).PrivateStruct()
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createStructA := func(i int) ts.ParentStructA {
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s := ts.ParentStructA{}
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s.PrivateStruct().Public = 1 + i
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s.PrivateStruct().SetPrivate(2 + i)
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return s
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}
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createStructB := func(i int) ts.ParentStructB {
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s := ts.ParentStructB{}
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s.PublicStruct.Public = 1 + i
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s.PublicStruct.SetPrivate(2 + i)
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return s
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}
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createStructC := func(i int) ts.ParentStructC {
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s := ts.ParentStructC{}
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s.PrivateStruct().Public = 1 + i
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s.PrivateStruct().SetPrivate(2 + i)
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s.Public = 3 + i
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s.SetPrivate(4 + i)
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return s
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}
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createStructD := func(i int) ts.ParentStructD {
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s := ts.ParentStructD{}
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s.PublicStruct.Public = 1 + i
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s.PublicStruct.SetPrivate(2 + i)
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s.Public = 3 + i
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s.SetPrivate(4 + i)
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return s
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}
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createStructE := func(i int) ts.ParentStructE {
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s := ts.ParentStructE{}
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s.PrivateStruct().Public = 1 + i
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s.PrivateStruct().SetPrivate(2 + i)
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s.PublicStruct.Public = 3 + i
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s.PublicStruct.SetPrivate(4 + i)
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return s
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}
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createStructF := func(i int) ts.ParentStructF {
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s := ts.ParentStructF{}
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s.PrivateStruct().Public = 1 + i
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s.PrivateStruct().SetPrivate(2 + i)
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s.PublicStruct.Public = 3 + i
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s.PublicStruct.SetPrivate(4 + i)
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s.Public = 5 + i
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s.SetPrivate(6 + i)
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return s
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}
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createStructG := func(i int) *ts.ParentStructG {
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s := ts.NewParentStructG()
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s.PrivateStruct().Public = 1 + i
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s.PrivateStruct().SetPrivate(2 + i)
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return s
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}
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createStructH := func(i int) *ts.ParentStructH {
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s := ts.NewParentStructH()
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s.PublicStruct.Public = 1 + i
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s.PublicStruct.SetPrivate(2 + i)
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return s
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}
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createStructI := func(i int) *ts.ParentStructI {
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s := ts.NewParentStructI()
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s.PrivateStruct().Public = 1 + i
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s.PrivateStruct().SetPrivate(2 + i)
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s.PublicStruct.Public = 3 + i
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s.PublicStruct.SetPrivate(4 + i)
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return s
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}
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createStructJ := func(i int) *ts.ParentStructJ {
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s := ts.NewParentStructJ()
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s.PrivateStruct().Public = 1 + i
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s.PrivateStruct().SetPrivate(2 + i)
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s.PublicStruct.Public = 3 + i
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s.PublicStruct.SetPrivate(4 + i)
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|
s.Private().Public = 5 + i
|
|
s.Private().SetPrivate(6 + i)
|
|
s.Public.Public = 7 + i
|
|
s.Public.SetPrivate(8 + i)
|
|
return s
|
|
}
|
|
|
|
return []test{{
|
|
label: label + "ParentStructA",
|
|
x: ts.ParentStructA{},
|
|
y: ts.ParentStructA{},
|
|
wantPanic: "cannot handle unexported field",
|
|
}, {
|
|
label: label + "ParentStructA",
|
|
x: ts.ParentStructA{},
|
|
y: ts.ParentStructA{},
|
|
opts: []cmp.Option{
|
|
cmpopts.IgnoreUnexported(ts.ParentStructA{}),
|
|
},
|
|
}, {
|
|
label: label + "ParentStructA",
|
|
x: createStructA(0),
|
|
y: createStructA(0),
|
|
opts: []cmp.Option{
|
|
cmp.AllowUnexported(ts.ParentStructA{}),
|
|
},
|
|
wantPanic: "cannot handle unexported field",
|
|
}, {
|
|
label: label + "ParentStructA",
|
|
x: createStructA(0),
|
|
y: createStructA(0),
|
|
opts: []cmp.Option{
|
|
cmp.AllowUnexported(ts.ParentStructA{}, privateStruct),
|
|
},
|
|
}, {
|
|
label: label + "ParentStructA",
|
|
x: createStructA(0),
|
|
y: createStructA(1),
|
|
opts: []cmp.Option{
|
|
cmp.AllowUnexported(ts.ParentStructA{}, privateStruct),
|
|
},
|
|
wantDiff: `
|
|
{teststructs.ParentStructA}.privateStruct.Public:
|
|
-: 1
|
|
+: 2
|
|
{teststructs.ParentStructA}.privateStruct.private:
|
|
-: 2
|
|
+: 3`,
|
|
}, {
|
|
label: label + "ParentStructB",
|
|
x: ts.ParentStructB{},
|
|
y: ts.ParentStructB{},
|
|
opts: []cmp.Option{
|
|
cmpopts.IgnoreUnexported(ts.ParentStructB{}),
|
|
},
|
|
wantPanic: "cannot handle unexported field",
|
|
}, {
|
|
label: label + "ParentStructB",
|
|
x: ts.ParentStructB{},
|
|
y: ts.ParentStructB{},
|
|
opts: []cmp.Option{
|
|
cmpopts.IgnoreUnexported(ts.ParentStructB{}),
|
|
cmpopts.IgnoreUnexported(ts.PublicStruct{}),
|
|
},
|
|
}, {
|
|
label: label + "ParentStructB",
|
|
x: createStructB(0),
|
|
y: createStructB(0),
|
|
opts: []cmp.Option{
|
|
cmp.AllowUnexported(ts.ParentStructB{}),
|
|
},
|
|
wantPanic: "cannot handle unexported field",
|
|
}, {
|
|
label: label + "ParentStructB",
|
|
x: createStructB(0),
|
|
y: createStructB(0),
|
|
opts: []cmp.Option{
|
|
cmp.AllowUnexported(ts.ParentStructB{}, ts.PublicStruct{}),
|
|
},
|
|
}, {
|
|
label: label + "ParentStructB",
|
|
x: createStructB(0),
|
|
y: createStructB(1),
|
|
opts: []cmp.Option{
|
|
cmp.AllowUnexported(ts.ParentStructB{}, ts.PublicStruct{}),
|
|
},
|
|
wantDiff: `
|
|
{teststructs.ParentStructB}.PublicStruct.Public:
|
|
-: 1
|
|
+: 2
|
|
{teststructs.ParentStructB}.PublicStruct.private:
|
|
-: 2
|
|
+: 3`,
|
|
}, {
|
|
label: label + "ParentStructC",
|
|
x: ts.ParentStructC{},
|
|
y: ts.ParentStructC{},
|
|
wantPanic: "cannot handle unexported field",
|
|
}, {
|
|
label: label + "ParentStructC",
|
|
x: ts.ParentStructC{},
|
|
y: ts.ParentStructC{},
|
|
opts: []cmp.Option{
|
|
cmpopts.IgnoreUnexported(ts.ParentStructC{}),
|
|
},
|
|
}, {
|
|
label: label + "ParentStructC",
|
|
x: createStructC(0),
|
|
y: createStructC(0),
|
|
opts: []cmp.Option{
|
|
cmp.AllowUnexported(ts.ParentStructC{}),
|
|
},
|
|
wantPanic: "cannot handle unexported field",
|
|
}, {
|
|
label: label + "ParentStructC",
|
|
x: createStructC(0),
|
|
y: createStructC(0),
|
|
opts: []cmp.Option{
|
|
cmp.AllowUnexported(ts.ParentStructC{}, privateStruct),
|
|
},
|
|
}, {
|
|
label: label + "ParentStructC",
|
|
x: createStructC(0),
|
|
y: createStructC(1),
|
|
opts: []cmp.Option{
|
|
cmp.AllowUnexported(ts.ParentStructC{}, privateStruct),
|
|
},
|
|
wantDiff: `
|
|
{teststructs.ParentStructC}.privateStruct.Public:
|
|
-: 1
|
|
+: 2
|
|
{teststructs.ParentStructC}.privateStruct.private:
|
|
-: 2
|
|
+: 3
|
|
{teststructs.ParentStructC}.Public:
|
|
-: 3
|
|
+: 4
|
|
{teststructs.ParentStructC}.private:
|
|
-: 4
|
|
+: 5`,
|
|
}, {
|
|
label: label + "ParentStructD",
|
|
x: ts.ParentStructD{},
|
|
y: ts.ParentStructD{},
|
|
opts: []cmp.Option{
|
|
cmpopts.IgnoreUnexported(ts.ParentStructD{}),
|
|
},
|
|
wantPanic: "cannot handle unexported field",
|
|
}, {
|
|
label: label + "ParentStructD",
|
|
x: ts.ParentStructD{},
|
|
y: ts.ParentStructD{},
|
|
opts: []cmp.Option{
|
|
cmpopts.IgnoreUnexported(ts.ParentStructD{}),
|
|
cmpopts.IgnoreUnexported(ts.PublicStruct{}),
|
|
},
|
|
}, {
|
|
label: label + "ParentStructD",
|
|
x: createStructD(0),
|
|
y: createStructD(0),
|
|
opts: []cmp.Option{
|
|
cmp.AllowUnexported(ts.ParentStructD{}),
|
|
},
|
|
wantPanic: "cannot handle unexported field",
|
|
}, {
|
|
label: label + "ParentStructD",
|
|
x: createStructD(0),
|
|
y: createStructD(0),
|
|
opts: []cmp.Option{
|
|
cmp.AllowUnexported(ts.ParentStructD{}, ts.PublicStruct{}),
|
|
},
|
|
}, {
|
|
label: label + "ParentStructD",
|
|
x: createStructD(0),
|
|
y: createStructD(1),
|
|
opts: []cmp.Option{
|
|
cmp.AllowUnexported(ts.ParentStructD{}, ts.PublicStruct{}),
|
|
},
|
|
wantDiff: `
|
|
{teststructs.ParentStructD}.PublicStruct.Public:
|
|
-: 1
|
|
+: 2
|
|
{teststructs.ParentStructD}.PublicStruct.private:
|
|
-: 2
|
|
+: 3
|
|
{teststructs.ParentStructD}.Public:
|
|
-: 3
|
|
+: 4
|
|
{teststructs.ParentStructD}.private:
|
|
-: 4
|
|
+: 5`,
|
|
}, {
|
|
label: label + "ParentStructE",
|
|
x: ts.ParentStructE{},
|
|
y: ts.ParentStructE{},
|
|
opts: []cmp.Option{
|
|
cmpopts.IgnoreUnexported(ts.ParentStructE{}),
|
|
},
|
|
wantPanic: "cannot handle unexported field",
|
|
}, {
|
|
label: label + "ParentStructE",
|
|
x: ts.ParentStructE{},
|
|
y: ts.ParentStructE{},
|
|
opts: []cmp.Option{
|
|
cmpopts.IgnoreUnexported(ts.ParentStructE{}),
|
|
cmpopts.IgnoreUnexported(ts.PublicStruct{}),
|
|
},
|
|
}, {
|
|
label: label + "ParentStructE",
|
|
x: createStructE(0),
|
|
y: createStructE(0),
|
|
opts: []cmp.Option{
|
|
cmp.AllowUnexported(ts.ParentStructE{}),
|
|
},
|
|
wantPanic: "cannot handle unexported field",
|
|
}, {
|
|
label: label + "ParentStructE",
|
|
x: createStructE(0),
|
|
y: createStructE(0),
|
|
opts: []cmp.Option{
|
|
cmp.AllowUnexported(ts.ParentStructE{}, ts.PublicStruct{}),
|
|
},
|
|
wantPanic: "cannot handle unexported field",
|
|
}, {
|
|
label: label + "ParentStructE",
|
|
x: createStructE(0),
|
|
y: createStructE(0),
|
|
opts: []cmp.Option{
|
|
cmp.AllowUnexported(ts.ParentStructE{}, ts.PublicStruct{}, privateStruct),
|
|
},
|
|
}, {
|
|
label: label + "ParentStructE",
|
|
x: createStructE(0),
|
|
y: createStructE(1),
|
|
opts: []cmp.Option{
|
|
cmp.AllowUnexported(ts.ParentStructE{}, ts.PublicStruct{}, privateStruct),
|
|
},
|
|
wantDiff: `
|
|
{teststructs.ParentStructE}.privateStruct.Public:
|
|
-: 1
|
|
+: 2
|
|
{teststructs.ParentStructE}.privateStruct.private:
|
|
-: 2
|
|
+: 3
|
|
{teststructs.ParentStructE}.PublicStruct.Public:
|
|
-: 3
|
|
+: 4
|
|
{teststructs.ParentStructE}.PublicStruct.private:
|
|
-: 4
|
|
+: 5`,
|
|
}, {
|
|
label: label + "ParentStructF",
|
|
x: ts.ParentStructF{},
|
|
y: ts.ParentStructF{},
|
|
opts: []cmp.Option{
|
|
cmpopts.IgnoreUnexported(ts.ParentStructF{}),
|
|
},
|
|
wantPanic: "cannot handle unexported field",
|
|
}, {
|
|
label: label + "ParentStructF",
|
|
x: ts.ParentStructF{},
|
|
y: ts.ParentStructF{},
|
|
opts: []cmp.Option{
|
|
cmpopts.IgnoreUnexported(ts.ParentStructF{}),
|
|
cmpopts.IgnoreUnexported(ts.PublicStruct{}),
|
|
},
|
|
}, {
|
|
label: label + "ParentStructF",
|
|
x: createStructF(0),
|
|
y: createStructF(0),
|
|
opts: []cmp.Option{
|
|
cmp.AllowUnexported(ts.ParentStructF{}),
|
|
},
|
|
wantPanic: "cannot handle unexported field",
|
|
}, {
|
|
label: label + "ParentStructF",
|
|
x: createStructF(0),
|
|
y: createStructF(0),
|
|
opts: []cmp.Option{
|
|
cmp.AllowUnexported(ts.ParentStructF{}, ts.PublicStruct{}),
|
|
},
|
|
wantPanic: "cannot handle unexported field",
|
|
}, {
|
|
label: label + "ParentStructF",
|
|
x: createStructF(0),
|
|
y: createStructF(0),
|
|
opts: []cmp.Option{
|
|
cmp.AllowUnexported(ts.ParentStructF{}, ts.PublicStruct{}, privateStruct),
|
|
},
|
|
}, {
|
|
label: label + "ParentStructF",
|
|
x: createStructF(0),
|
|
y: createStructF(1),
|
|
opts: []cmp.Option{
|
|
cmp.AllowUnexported(ts.ParentStructF{}, ts.PublicStruct{}, privateStruct),
|
|
},
|
|
wantDiff: `
|
|
{teststructs.ParentStructF}.privateStruct.Public:
|
|
-: 1
|
|
+: 2
|
|
{teststructs.ParentStructF}.privateStruct.private:
|
|
-: 2
|
|
+: 3
|
|
{teststructs.ParentStructF}.PublicStruct.Public:
|
|
-: 3
|
|
+: 4
|
|
{teststructs.ParentStructF}.PublicStruct.private:
|
|
-: 4
|
|
+: 5
|
|
{teststructs.ParentStructF}.Public:
|
|
-: 5
|
|
+: 6
|
|
{teststructs.ParentStructF}.private:
|
|
-: 6
|
|
+: 7`,
|
|
}, {
|
|
label: label + "ParentStructG",
|
|
x: ts.ParentStructG{},
|
|
y: ts.ParentStructG{},
|
|
wantPanic: "cannot handle unexported field",
|
|
}, {
|
|
label: label + "ParentStructG",
|
|
x: ts.ParentStructG{},
|
|
y: ts.ParentStructG{},
|
|
opts: []cmp.Option{
|
|
cmpopts.IgnoreUnexported(ts.ParentStructG{}),
|
|
},
|
|
}, {
|
|
label: label + "ParentStructG",
|
|
x: createStructG(0),
|
|
y: createStructG(0),
|
|
opts: []cmp.Option{
|
|
cmp.AllowUnexported(ts.ParentStructG{}),
|
|
},
|
|
wantPanic: "cannot handle unexported field",
|
|
}, {
|
|
label: label + "ParentStructG",
|
|
x: createStructG(0),
|
|
y: createStructG(0),
|
|
opts: []cmp.Option{
|
|
cmp.AllowUnexported(ts.ParentStructG{}, privateStruct),
|
|
},
|
|
}, {
|
|
label: label + "ParentStructG",
|
|
x: createStructG(0),
|
|
y: createStructG(1),
|
|
opts: []cmp.Option{
|
|
cmp.AllowUnexported(ts.ParentStructG{}, privateStruct),
|
|
},
|
|
wantDiff: `
|
|
{*teststructs.ParentStructG}.privateStruct.Public:
|
|
-: 1
|
|
+: 2
|
|
{*teststructs.ParentStructG}.privateStruct.private:
|
|
-: 2
|
|
+: 3`,
|
|
}, {
|
|
label: label + "ParentStructH",
|
|
x: ts.ParentStructH{},
|
|
y: ts.ParentStructH{},
|
|
}, {
|
|
label: label + "ParentStructH",
|
|
x: createStructH(0),
|
|
y: createStructH(0),
|
|
wantPanic: "cannot handle unexported field",
|
|
}, {
|
|
label: label + "ParentStructH",
|
|
x: ts.ParentStructH{},
|
|
y: ts.ParentStructH{},
|
|
opts: []cmp.Option{
|
|
cmpopts.IgnoreUnexported(ts.ParentStructH{}),
|
|
},
|
|
}, {
|
|
label: label + "ParentStructH",
|
|
x: createStructH(0),
|
|
y: createStructH(0),
|
|
opts: []cmp.Option{
|
|
cmp.AllowUnexported(ts.ParentStructH{}),
|
|
},
|
|
wantPanic: "cannot handle unexported field",
|
|
}, {
|
|
label: label + "ParentStructH",
|
|
x: createStructH(0),
|
|
y: createStructH(0),
|
|
opts: []cmp.Option{
|
|
cmp.AllowUnexported(ts.ParentStructH{}, ts.PublicStruct{}),
|
|
},
|
|
}, {
|
|
label: label + "ParentStructH",
|
|
x: createStructH(0),
|
|
y: createStructH(1),
|
|
opts: []cmp.Option{
|
|
cmp.AllowUnexported(ts.ParentStructH{}, ts.PublicStruct{}),
|
|
},
|
|
wantDiff: `
|
|
{*teststructs.ParentStructH}.PublicStruct.Public:
|
|
-: 1
|
|
+: 2
|
|
{*teststructs.ParentStructH}.PublicStruct.private:
|
|
-: 2
|
|
+: 3`,
|
|
}, {
|
|
label: label + "ParentStructI",
|
|
x: ts.ParentStructI{},
|
|
y: ts.ParentStructI{},
|
|
wantPanic: "cannot handle unexported field",
|
|
}, {
|
|
label: label + "ParentStructI",
|
|
x: ts.ParentStructI{},
|
|
y: ts.ParentStructI{},
|
|
opts: []cmp.Option{
|
|
cmpopts.IgnoreUnexported(ts.ParentStructI{}),
|
|
},
|
|
}, {
|
|
label: label + "ParentStructI",
|
|
x: createStructI(0),
|
|
y: createStructI(0),
|
|
opts: []cmp.Option{
|
|
cmpopts.IgnoreUnexported(ts.ParentStructI{}),
|
|
},
|
|
wantPanic: "cannot handle unexported field",
|
|
}, {
|
|
label: label + "ParentStructI",
|
|
x: createStructI(0),
|
|
y: createStructI(0),
|
|
opts: []cmp.Option{
|
|
cmpopts.IgnoreUnexported(ts.ParentStructI{}, ts.PublicStruct{}),
|
|
},
|
|
}, {
|
|
label: label + "ParentStructI",
|
|
x: createStructI(0),
|
|
y: createStructI(0),
|
|
opts: []cmp.Option{
|
|
cmp.AllowUnexported(ts.ParentStructI{}),
|
|
},
|
|
wantPanic: "cannot handle unexported field",
|
|
}, {
|
|
label: label + "ParentStructI",
|
|
x: createStructI(0),
|
|
y: createStructI(0),
|
|
opts: []cmp.Option{
|
|
cmp.AllowUnexported(ts.ParentStructI{}, ts.PublicStruct{}, privateStruct),
|
|
},
|
|
}, {
|
|
label: label + "ParentStructI",
|
|
x: createStructI(0),
|
|
y: createStructI(1),
|
|
opts: []cmp.Option{
|
|
cmp.AllowUnexported(ts.ParentStructI{}, ts.PublicStruct{}, privateStruct),
|
|
},
|
|
wantDiff: `
|
|
{*teststructs.ParentStructI}.privateStruct.Public:
|
|
-: 1
|
|
+: 2
|
|
{*teststructs.ParentStructI}.privateStruct.private:
|
|
-: 2
|
|
+: 3
|
|
{*teststructs.ParentStructI}.PublicStruct.Public:
|
|
-: 3
|
|
+: 4
|
|
{*teststructs.ParentStructI}.PublicStruct.private:
|
|
-: 4
|
|
+: 5`,
|
|
}, {
|
|
label: label + "ParentStructJ",
|
|
x: ts.ParentStructJ{},
|
|
y: ts.ParentStructJ{},
|
|
wantPanic: "cannot handle unexported field",
|
|
}, {
|
|
label: label + "ParentStructJ",
|
|
x: ts.ParentStructJ{},
|
|
y: ts.ParentStructJ{},
|
|
opts: []cmp.Option{
|
|
cmpopts.IgnoreUnexported(ts.ParentStructJ{}),
|
|
},
|
|
wantPanic: "cannot handle unexported field",
|
|
}, {
|
|
label: label + "ParentStructJ",
|
|
x: ts.ParentStructJ{},
|
|
y: ts.ParentStructJ{},
|
|
opts: []cmp.Option{
|
|
cmpopts.IgnoreUnexported(ts.ParentStructJ{}, ts.PublicStruct{}),
|
|
},
|
|
}, {
|
|
label: label + "ParentStructJ",
|
|
x: createStructJ(0),
|
|
y: createStructJ(0),
|
|
opts: []cmp.Option{
|
|
cmp.AllowUnexported(ts.ParentStructJ{}, ts.PublicStruct{}),
|
|
},
|
|
wantPanic: "cannot handle unexported field",
|
|
}, {
|
|
label: label + "ParentStructJ",
|
|
x: createStructJ(0),
|
|
y: createStructJ(0),
|
|
opts: []cmp.Option{
|
|
cmp.AllowUnexported(ts.ParentStructJ{}, ts.PublicStruct{}, privateStruct),
|
|
},
|
|
}, {
|
|
label: label + "ParentStructJ",
|
|
x: createStructJ(0),
|
|
y: createStructJ(1),
|
|
opts: []cmp.Option{
|
|
cmp.AllowUnexported(ts.ParentStructJ{}, ts.PublicStruct{}, privateStruct),
|
|
},
|
|
wantDiff: `
|
|
{*teststructs.ParentStructJ}.privateStruct.Public:
|
|
-: 1
|
|
+: 2
|
|
{*teststructs.ParentStructJ}.privateStruct.private:
|
|
-: 2
|
|
+: 3
|
|
{*teststructs.ParentStructJ}.PublicStruct.Public:
|
|
-: 3
|
|
+: 4
|
|
{*teststructs.ParentStructJ}.PublicStruct.private:
|
|
-: 4
|
|
+: 5
|
|
{*teststructs.ParentStructJ}.Public.Public:
|
|
-: 7
|
|
+: 8
|
|
{*teststructs.ParentStructJ}.Public.private:
|
|
-: 8
|
|
+: 9
|
|
{*teststructs.ParentStructJ}.private.Public:
|
|
-: 5
|
|
+: 6
|
|
{*teststructs.ParentStructJ}.private.private:
|
|
-: 6
|
|
+: 7`,
|
|
}}
|
|
}
|
|
|
|
func methodTests() []test {
|
|
const label = "EqualMethod/"
|
|
|
|
// A common mistake that the Equal method is on a pointer receiver,
|
|
// but only a non-pointer value is present in the struct.
|
|
// A transform can be used to forcibly reference the value.
|
|
derefTransform := cmp.FilterPath(func(p cmp.Path) bool {
|
|
if len(p) == 0 {
|
|
return false
|
|
}
|
|
t := p[len(p)-1].Type()
|
|
if _, ok := t.MethodByName("Equal"); ok || t.Kind() == reflect.Ptr {
|
|
return false
|
|
}
|
|
if m, ok := reflect.PtrTo(t).MethodByName("Equal"); ok {
|
|
tf := m.Func.Type()
|
|
return !tf.IsVariadic() && tf.NumIn() == 2 && tf.NumOut() == 1 &&
|
|
tf.In(0).AssignableTo(tf.In(1)) && tf.Out(0) == reflect.TypeOf(true)
|
|
}
|
|
return false
|
|
}, cmp.Transformer("Ref", func(x interface{}) interface{} {
|
|
v := reflect.ValueOf(x)
|
|
vp := reflect.New(v.Type())
|
|
vp.Elem().Set(v)
|
|
return vp.Interface()
|
|
}))
|
|
|
|
// For each of these types, there is an Equal method defined, which always
|
|
// returns true, while the underlying data are fundamentally different.
|
|
// Since the method should be called, these are expected to be equal.
|
|
return []test{{
|
|
label: label + "StructA",
|
|
x: ts.StructA{"NotEqual"},
|
|
y: ts.StructA{"not_equal"},
|
|
}, {
|
|
label: label + "StructA",
|
|
x: &ts.StructA{"NotEqual"},
|
|
y: &ts.StructA{"not_equal"},
|
|
}, {
|
|
label: label + "StructB",
|
|
x: ts.StructB{"NotEqual"},
|
|
y: ts.StructB{"not_equal"},
|
|
wantDiff: `
|
|
{teststructs.StructB}.X:
|
|
-: "NotEqual"
|
|
+: "not_equal"`,
|
|
}, {
|
|
label: label + "StructB",
|
|
x: ts.StructB{"NotEqual"},
|
|
y: ts.StructB{"not_equal"},
|
|
opts: []cmp.Option{derefTransform},
|
|
}, {
|
|
label: label + "StructB",
|
|
x: &ts.StructB{"NotEqual"},
|
|
y: &ts.StructB{"not_equal"},
|
|
}, {
|
|
label: label + "StructC",
|
|
x: ts.StructC{"NotEqual"},
|
|
y: ts.StructC{"not_equal"},
|
|
}, {
|
|
label: label + "StructC",
|
|
x: &ts.StructC{"NotEqual"},
|
|
y: &ts.StructC{"not_equal"},
|
|
}, {
|
|
label: label + "StructD",
|
|
x: ts.StructD{"NotEqual"},
|
|
y: ts.StructD{"not_equal"},
|
|
wantDiff: `
|
|
{teststructs.StructD}.X:
|
|
-: "NotEqual"
|
|
+: "not_equal"`,
|
|
}, {
|
|
label: label + "StructD",
|
|
x: ts.StructD{"NotEqual"},
|
|
y: ts.StructD{"not_equal"},
|
|
opts: []cmp.Option{derefTransform},
|
|
}, {
|
|
label: label + "StructD",
|
|
x: &ts.StructD{"NotEqual"},
|
|
y: &ts.StructD{"not_equal"},
|
|
}, {
|
|
label: label + "StructE",
|
|
x: ts.StructE{"NotEqual"},
|
|
y: ts.StructE{"not_equal"},
|
|
wantDiff: `
|
|
{teststructs.StructE}.X:
|
|
-: "NotEqual"
|
|
+: "not_equal"`,
|
|
}, {
|
|
label: label + "StructE",
|
|
x: ts.StructE{"NotEqual"},
|
|
y: ts.StructE{"not_equal"},
|
|
opts: []cmp.Option{derefTransform},
|
|
}, {
|
|
label: label + "StructE",
|
|
x: &ts.StructE{"NotEqual"},
|
|
y: &ts.StructE{"not_equal"},
|
|
}, {
|
|
label: label + "StructF",
|
|
x: ts.StructF{"NotEqual"},
|
|
y: ts.StructF{"not_equal"},
|
|
wantDiff: `
|
|
{teststructs.StructF}.X:
|
|
-: "NotEqual"
|
|
+: "not_equal"`,
|
|
}, {
|
|
label: label + "StructF",
|
|
x: &ts.StructF{"NotEqual"},
|
|
y: &ts.StructF{"not_equal"},
|
|
}, {
|
|
label: label + "StructA1",
|
|
x: ts.StructA1{ts.StructA{"NotEqual"}, "equal"},
|
|
y: ts.StructA1{ts.StructA{"not_equal"}, "equal"},
|
|
}, {
|
|
label: label + "StructA1",
|
|
x: ts.StructA1{ts.StructA{"NotEqual"}, "NotEqual"},
|
|
y: ts.StructA1{ts.StructA{"not_equal"}, "not_equal"},
|
|
wantDiff: "{teststructs.StructA1}.X:\n\t-: \"NotEqual\"\n\t+: \"not_equal\"\n",
|
|
}, {
|
|
label: label + "StructA1",
|
|
x: &ts.StructA1{ts.StructA{"NotEqual"}, "equal"},
|
|
y: &ts.StructA1{ts.StructA{"not_equal"}, "equal"},
|
|
}, {
|
|
label: label + "StructA1",
|
|
x: &ts.StructA1{ts.StructA{"NotEqual"}, "NotEqual"},
|
|
y: &ts.StructA1{ts.StructA{"not_equal"}, "not_equal"},
|
|
wantDiff: "{*teststructs.StructA1}.X:\n\t-: \"NotEqual\"\n\t+: \"not_equal\"\n",
|
|
}, {
|
|
label: label + "StructB1",
|
|
x: ts.StructB1{ts.StructB{"NotEqual"}, "equal"},
|
|
y: ts.StructB1{ts.StructB{"not_equal"}, "equal"},
|
|
opts: []cmp.Option{derefTransform},
|
|
}, {
|
|
label: label + "StructB1",
|
|
x: ts.StructB1{ts.StructB{"NotEqual"}, "NotEqual"},
|
|
y: ts.StructB1{ts.StructB{"not_equal"}, "not_equal"},
|
|
opts: []cmp.Option{derefTransform},
|
|
wantDiff: "{teststructs.StructB1}.X:\n\t-: \"NotEqual\"\n\t+: \"not_equal\"\n",
|
|
}, {
|
|
label: label + "StructB1",
|
|
x: &ts.StructB1{ts.StructB{"NotEqual"}, "equal"},
|
|
y: &ts.StructB1{ts.StructB{"not_equal"}, "equal"},
|
|
opts: []cmp.Option{derefTransform},
|
|
}, {
|
|
label: label + "StructB1",
|
|
x: &ts.StructB1{ts.StructB{"NotEqual"}, "NotEqual"},
|
|
y: &ts.StructB1{ts.StructB{"not_equal"}, "not_equal"},
|
|
opts: []cmp.Option{derefTransform},
|
|
wantDiff: "{*teststructs.StructB1}.X:\n\t-: \"NotEqual\"\n\t+: \"not_equal\"\n",
|
|
}, {
|
|
label: label + "StructC1",
|
|
x: ts.StructC1{ts.StructC{"NotEqual"}, "NotEqual"},
|
|
y: ts.StructC1{ts.StructC{"not_equal"}, "not_equal"},
|
|
}, {
|
|
label: label + "StructC1",
|
|
x: &ts.StructC1{ts.StructC{"NotEqual"}, "NotEqual"},
|
|
y: &ts.StructC1{ts.StructC{"not_equal"}, "not_equal"},
|
|
}, {
|
|
label: label + "StructD1",
|
|
x: ts.StructD1{ts.StructD{"NotEqual"}, "NotEqual"},
|
|
y: ts.StructD1{ts.StructD{"not_equal"}, "not_equal"},
|
|
wantDiff: `
|
|
{teststructs.StructD1}.StructD.X:
|
|
-: "NotEqual"
|
|
+: "not_equal"
|
|
{teststructs.StructD1}.X:
|
|
-: "NotEqual"
|
|
+: "not_equal"`,
|
|
}, {
|
|
label: label + "StructD1",
|
|
x: ts.StructD1{ts.StructD{"NotEqual"}, "NotEqual"},
|
|
y: ts.StructD1{ts.StructD{"not_equal"}, "not_equal"},
|
|
opts: []cmp.Option{derefTransform},
|
|
}, {
|
|
label: label + "StructD1",
|
|
x: &ts.StructD1{ts.StructD{"NotEqual"}, "NotEqual"},
|
|
y: &ts.StructD1{ts.StructD{"not_equal"}, "not_equal"},
|
|
}, {
|
|
label: label + "StructE1",
|
|
x: ts.StructE1{ts.StructE{"NotEqual"}, "NotEqual"},
|
|
y: ts.StructE1{ts.StructE{"not_equal"}, "not_equal"},
|
|
wantDiff: `
|
|
{teststructs.StructE1}.StructE.X:
|
|
-: "NotEqual"
|
|
+: "not_equal"
|
|
{teststructs.StructE1}.X:
|
|
-: "NotEqual"
|
|
+: "not_equal"`,
|
|
}, {
|
|
label: label + "StructE1",
|
|
x: ts.StructE1{ts.StructE{"NotEqual"}, "NotEqual"},
|
|
y: ts.StructE1{ts.StructE{"not_equal"}, "not_equal"},
|
|
opts: []cmp.Option{derefTransform},
|
|
}, {
|
|
label: label + "StructE1",
|
|
x: &ts.StructE1{ts.StructE{"NotEqual"}, "NotEqual"},
|
|
y: &ts.StructE1{ts.StructE{"not_equal"}, "not_equal"},
|
|
}, {
|
|
label: label + "StructF1",
|
|
x: ts.StructF1{ts.StructF{"NotEqual"}, "NotEqual"},
|
|
y: ts.StructF1{ts.StructF{"not_equal"}, "not_equal"},
|
|
wantDiff: `
|
|
{teststructs.StructF1}.StructF.X:
|
|
-: "NotEqual"
|
|
+: "not_equal"
|
|
{teststructs.StructF1}.X:
|
|
-: "NotEqual"
|
|
+: "not_equal"`,
|
|
}, {
|
|
label: label + "StructF1",
|
|
x: &ts.StructF1{ts.StructF{"NotEqual"}, "NotEqual"},
|
|
y: &ts.StructF1{ts.StructF{"not_equal"}, "not_equal"},
|
|
}, {
|
|
label: label + "StructA2",
|
|
x: ts.StructA2{&ts.StructA{"NotEqual"}, "equal"},
|
|
y: ts.StructA2{&ts.StructA{"not_equal"}, "equal"},
|
|
}, {
|
|
label: label + "StructA2",
|
|
x: ts.StructA2{&ts.StructA{"NotEqual"}, "NotEqual"},
|
|
y: ts.StructA2{&ts.StructA{"not_equal"}, "not_equal"},
|
|
wantDiff: "{teststructs.StructA2}.X:\n\t-: \"NotEqual\"\n\t+: \"not_equal\"\n",
|
|
}, {
|
|
label: label + "StructA2",
|
|
x: &ts.StructA2{&ts.StructA{"NotEqual"}, "equal"},
|
|
y: &ts.StructA2{&ts.StructA{"not_equal"}, "equal"},
|
|
}, {
|
|
label: label + "StructA2",
|
|
x: &ts.StructA2{&ts.StructA{"NotEqual"}, "NotEqual"},
|
|
y: &ts.StructA2{&ts.StructA{"not_equal"}, "not_equal"},
|
|
wantDiff: "{*teststructs.StructA2}.X:\n\t-: \"NotEqual\"\n\t+: \"not_equal\"\n",
|
|
}, {
|
|
label: label + "StructB2",
|
|
x: ts.StructB2{&ts.StructB{"NotEqual"}, "equal"},
|
|
y: ts.StructB2{&ts.StructB{"not_equal"}, "equal"},
|
|
}, {
|
|
label: label + "StructB2",
|
|
x: ts.StructB2{&ts.StructB{"NotEqual"}, "NotEqual"},
|
|
y: ts.StructB2{&ts.StructB{"not_equal"}, "not_equal"},
|
|
wantDiff: "{teststructs.StructB2}.X:\n\t-: \"NotEqual\"\n\t+: \"not_equal\"\n",
|
|
}, {
|
|
label: label + "StructB2",
|
|
x: &ts.StructB2{&ts.StructB{"NotEqual"}, "equal"},
|
|
y: &ts.StructB2{&ts.StructB{"not_equal"}, "equal"},
|
|
}, {
|
|
label: label + "StructB2",
|
|
x: &ts.StructB2{&ts.StructB{"NotEqual"}, "NotEqual"},
|
|
y: &ts.StructB2{&ts.StructB{"not_equal"}, "not_equal"},
|
|
wantDiff: "{*teststructs.StructB2}.X:\n\t-: \"NotEqual\"\n\t+: \"not_equal\"\n",
|
|
}, {
|
|
label: label + "StructC2",
|
|
x: ts.StructC2{&ts.StructC{"NotEqual"}, "NotEqual"},
|
|
y: ts.StructC2{&ts.StructC{"not_equal"}, "not_equal"},
|
|
}, {
|
|
label: label + "StructC2",
|
|
x: &ts.StructC2{&ts.StructC{"NotEqual"}, "NotEqual"},
|
|
y: &ts.StructC2{&ts.StructC{"not_equal"}, "not_equal"},
|
|
}, {
|
|
label: label + "StructD2",
|
|
x: ts.StructD2{&ts.StructD{"NotEqual"}, "NotEqual"},
|
|
y: ts.StructD2{&ts.StructD{"not_equal"}, "not_equal"},
|
|
}, {
|
|
label: label + "StructD2",
|
|
x: &ts.StructD2{&ts.StructD{"NotEqual"}, "NotEqual"},
|
|
y: &ts.StructD2{&ts.StructD{"not_equal"}, "not_equal"},
|
|
}, {
|
|
label: label + "StructE2",
|
|
x: ts.StructE2{&ts.StructE{"NotEqual"}, "NotEqual"},
|
|
y: ts.StructE2{&ts.StructE{"not_equal"}, "not_equal"},
|
|
}, {
|
|
label: label + "StructE2",
|
|
x: &ts.StructE2{&ts.StructE{"NotEqual"}, "NotEqual"},
|
|
y: &ts.StructE2{&ts.StructE{"not_equal"}, "not_equal"},
|
|
}, {
|
|
label: label + "StructF2",
|
|
x: ts.StructF2{&ts.StructF{"NotEqual"}, "NotEqual"},
|
|
y: ts.StructF2{&ts.StructF{"not_equal"}, "not_equal"},
|
|
}, {
|
|
label: label + "StructF2",
|
|
x: &ts.StructF2{&ts.StructF{"NotEqual"}, "NotEqual"},
|
|
y: &ts.StructF2{&ts.StructF{"not_equal"}, "not_equal"},
|
|
}, {
|
|
label: label + "StructNo",
|
|
x: ts.StructNo{"NotEqual"},
|
|
y: ts.StructNo{"not_equal"},
|
|
wantDiff: "{teststructs.StructNo}.X:\n\t-: \"NotEqual\"\n\t+: \"not_equal\"\n",
|
|
}, {
|
|
label: label + "AssignA",
|
|
x: ts.AssignA(func() int { return 0 }),
|
|
y: ts.AssignA(func() int { return 1 }),
|
|
}, {
|
|
label: label + "AssignB",
|
|
x: ts.AssignB(struct{ A int }{0}),
|
|
y: ts.AssignB(struct{ A int }{1}),
|
|
}, {
|
|
label: label + "AssignC",
|
|
x: ts.AssignC(make(chan bool)),
|
|
y: ts.AssignC(make(chan bool)),
|
|
}, {
|
|
label: label + "AssignD",
|
|
x: ts.AssignD(make(chan bool)),
|
|
y: ts.AssignD(make(chan bool)),
|
|
}}
|
|
}
|
|
|
|
func project1Tests() []test {
|
|
const label = "Project1"
|
|
|
|
ignoreUnexported := cmpopts.IgnoreUnexported(
|
|
ts.EagleImmutable{},
|
|
ts.DreamerImmutable{},
|
|
ts.SlapImmutable{},
|
|
ts.GoatImmutable{},
|
|
ts.DonkeyImmutable{},
|
|
ts.LoveRadius{},
|
|
ts.SummerLove{},
|
|
ts.SummerLoveSummary{},
|
|
)
|
|
|
|
createEagle := func() ts.Eagle {
|
|
return ts.Eagle{
|
|
Name: "eagle",
|
|
Hounds: []string{"buford", "tannen"},
|
|
Desc: "some description",
|
|
Dreamers: []ts.Dreamer{{}, {
|
|
Name: "dreamer2",
|
|
Animal: []interface{}{
|
|
ts.Goat{
|
|
Target: "corporation",
|
|
Immutable: &ts.GoatImmutable{
|
|
ID: "southbay",
|
|
State: (*pb.Goat_States)(intPtr(5)),
|
|
Started: now,
|
|
},
|
|
},
|
|
ts.Donkey{},
|
|
},
|
|
Amoeba: 53,
|
|
}},
|
|
Slaps: []ts.Slap{{
|
|
Name: "slapID",
|
|
Args: &pb.MetaData{Stringer: pb.Stringer{"metadata"}},
|
|
Immutable: &ts.SlapImmutable{
|
|
ID: "immutableSlap",
|
|
MildSlap: true,
|
|
Started: now,
|
|
LoveRadius: &ts.LoveRadius{
|
|
Summer: &ts.SummerLove{
|
|
Summary: &ts.SummerLoveSummary{
|
|
Devices: []string{"foo", "bar", "baz"},
|
|
ChangeType: []pb.SummerType{1, 2, 3},
|
|
},
|
|
},
|
|
},
|
|
},
|
|
}},
|
|
Immutable: &ts.EagleImmutable{
|
|
ID: "eagleID",
|
|
Birthday: now,
|
|
MissingCall: (*pb.Eagle_MissingCalls)(intPtr(55)),
|
|
},
|
|
}
|
|
}
|
|
|
|
return []test{{
|
|
label: label,
|
|
x: ts.Eagle{Slaps: []ts.Slap{{
|
|
Args: &pb.MetaData{Stringer: pb.Stringer{"metadata"}},
|
|
}}},
|
|
y: ts.Eagle{Slaps: []ts.Slap{{
|
|
Args: &pb.MetaData{Stringer: pb.Stringer{"metadata"}},
|
|
}}},
|
|
wantPanic: "cannot handle unexported field",
|
|
}, {
|
|
label: label,
|
|
x: ts.Eagle{Slaps: []ts.Slap{{
|
|
Args: &pb.MetaData{Stringer: pb.Stringer{"metadata"}},
|
|
}}},
|
|
y: ts.Eagle{Slaps: []ts.Slap{{
|
|
Args: &pb.MetaData{Stringer: pb.Stringer{"metadata"}},
|
|
}}},
|
|
opts: []cmp.Option{cmp.Comparer(pb.Equal)},
|
|
}, {
|
|
label: label,
|
|
x: ts.Eagle{Slaps: []ts.Slap{{}, {}, {}, {}, {
|
|
Args: &pb.MetaData{Stringer: pb.Stringer{"metadata"}},
|
|
}}},
|
|
y: ts.Eagle{Slaps: []ts.Slap{{}, {}, {}, {}, {
|
|
Args: &pb.MetaData{Stringer: pb.Stringer{"metadata2"}},
|
|
}}},
|
|
opts: []cmp.Option{cmp.Comparer(pb.Equal)},
|
|
wantDiff: "{teststructs.Eagle}.Slaps[4].Args:\n\t-: \"metadata\"\n\t+: \"metadata2\"\n",
|
|
}, {
|
|
label: label,
|
|
x: createEagle(),
|
|
y: createEagle(),
|
|
opts: []cmp.Option{ignoreUnexported, cmp.Comparer(pb.Equal)},
|
|
}, {
|
|
label: label,
|
|
x: func() ts.Eagle {
|
|
eg := createEagle()
|
|
eg.Dreamers[1].Animal[0].(ts.Goat).Immutable.ID = "southbay2"
|
|
eg.Dreamers[1].Animal[0].(ts.Goat).Immutable.State = (*pb.Goat_States)(intPtr(6))
|
|
eg.Slaps[0].Immutable.MildSlap = false
|
|
return eg
|
|
}(),
|
|
y: func() ts.Eagle {
|
|
eg := createEagle()
|
|
devs := eg.Slaps[0].Immutable.LoveRadius.Summer.Summary.Devices
|
|
eg.Slaps[0].Immutable.LoveRadius.Summer.Summary.Devices = devs[:1]
|
|
return eg
|
|
}(),
|
|
opts: []cmp.Option{ignoreUnexported, cmp.Comparer(pb.Equal)},
|
|
wantDiff: `
|
|
{teststructs.Eagle}.Dreamers[1].Animal[0].(teststructs.Goat).Immutable.ID:
|
|
-: "southbay2"
|
|
+: "southbay"
|
|
*{teststructs.Eagle}.Dreamers[1].Animal[0].(teststructs.Goat).Immutable.State:
|
|
-: testprotos.Goat_States(6)
|
|
+: testprotos.Goat_States(5)
|
|
{teststructs.Eagle}.Slaps[0].Immutable.MildSlap:
|
|
-: false
|
|
+: true
|
|
{teststructs.Eagle}.Slaps[0].Immutable.LoveRadius.Summer.Summary.Devices[1->?]:
|
|
-: "bar"
|
|
+: <non-existent>
|
|
{teststructs.Eagle}.Slaps[0].Immutable.LoveRadius.Summer.Summary.Devices[2->?]:
|
|
-: "baz"
|
|
+: <non-existent>`,
|
|
}}
|
|
}
|
|
|
|
type germSorter []*pb.Germ
|
|
|
|
func (gs germSorter) Len() int { return len(gs) }
|
|
func (gs germSorter) Less(i, j int) bool { return gs[i].String() < gs[j].String() }
|
|
func (gs germSorter) Swap(i, j int) { gs[i], gs[j] = gs[j], gs[i] }
|
|
|
|
func project2Tests() []test {
|
|
const label = "Project2"
|
|
|
|
sortGerms := cmp.FilterValues(func(x, y []*pb.Germ) bool {
|
|
ok1 := sort.IsSorted(germSorter(x))
|
|
ok2 := sort.IsSorted(germSorter(y))
|
|
return !ok1 || !ok2
|
|
}, cmp.Transformer("Sort", func(in []*pb.Germ) []*pb.Germ {
|
|
out := append([]*pb.Germ(nil), in...) // Make copy
|
|
sort.Sort(germSorter(out))
|
|
return out
|
|
}))
|
|
|
|
equalDish := cmp.Comparer(func(x, y *ts.Dish) bool {
|
|
if x == nil || y == nil {
|
|
return x == nil && y == nil
|
|
}
|
|
px, err1 := x.Proto()
|
|
py, err2 := y.Proto()
|
|
if err1 != nil || err2 != nil {
|
|
return err1 == err2
|
|
}
|
|
return pb.Equal(px, py)
|
|
})
|
|
|
|
createBatch := func() ts.GermBatch {
|
|
return ts.GermBatch{
|
|
DirtyGerms: map[int32][]*pb.Germ{
|
|
17: {
|
|
{Stringer: pb.Stringer{"germ1"}},
|
|
},
|
|
18: {
|
|
{Stringer: pb.Stringer{"germ2"}},
|
|
{Stringer: pb.Stringer{"germ3"}},
|
|
{Stringer: pb.Stringer{"germ4"}},
|
|
},
|
|
},
|
|
GermMap: map[int32]*pb.Germ{
|
|
13: {Stringer: pb.Stringer{"germ13"}},
|
|
21: {Stringer: pb.Stringer{"germ21"}},
|
|
},
|
|
DishMap: map[int32]*ts.Dish{
|
|
0: ts.CreateDish(nil, io.EOF),
|
|
1: ts.CreateDish(nil, io.ErrUnexpectedEOF),
|
|
2: ts.CreateDish(&pb.Dish{Stringer: pb.Stringer{"dish"}}, nil),
|
|
},
|
|
HasPreviousResult: true,
|
|
DirtyID: 10,
|
|
GermStrain: 421,
|
|
InfectedAt: now,
|
|
}
|
|
}
|
|
|
|
return []test{{
|
|
label: label,
|
|
x: createBatch(),
|
|
y: createBatch(),
|
|
wantPanic: "cannot handle unexported field",
|
|
}, {
|
|
label: label,
|
|
x: createBatch(),
|
|
y: createBatch(),
|
|
opts: []cmp.Option{cmp.Comparer(pb.Equal), sortGerms, equalDish},
|
|
}, {
|
|
label: label,
|
|
x: createBatch(),
|
|
y: func() ts.GermBatch {
|
|
gb := createBatch()
|
|
s := gb.DirtyGerms[18]
|
|
s[0], s[1], s[2] = s[1], s[2], s[0]
|
|
return gb
|
|
}(),
|
|
opts: []cmp.Option{cmp.Comparer(pb.Equal), equalDish},
|
|
wantDiff: `
|
|
{teststructs.GermBatch}.DirtyGerms[18][0->?]:
|
|
-: "germ2"
|
|
+: <non-existent>
|
|
{teststructs.GermBatch}.DirtyGerms[18][?->2]:
|
|
-: <non-existent>
|
|
+: "germ2"`,
|
|
}, {
|
|
label: label,
|
|
x: createBatch(),
|
|
y: func() ts.GermBatch {
|
|
gb := createBatch()
|
|
s := gb.DirtyGerms[18]
|
|
s[0], s[1], s[2] = s[1], s[2], s[0]
|
|
return gb
|
|
}(),
|
|
opts: []cmp.Option{cmp.Comparer(pb.Equal), sortGerms, equalDish},
|
|
}, {
|
|
label: label,
|
|
x: func() ts.GermBatch {
|
|
gb := createBatch()
|
|
delete(gb.DirtyGerms, 17)
|
|
gb.DishMap[1] = nil
|
|
return gb
|
|
}(),
|
|
y: func() ts.GermBatch {
|
|
gb := createBatch()
|
|
gb.DirtyGerms[18] = gb.DirtyGerms[18][:2]
|
|
gb.GermStrain = 22
|
|
return gb
|
|
}(),
|
|
opts: []cmp.Option{cmp.Comparer(pb.Equal), sortGerms, equalDish},
|
|
wantDiff: `
|
|
{teststructs.GermBatch}.DirtyGerms[17]:
|
|
-: <non-existent>
|
|
+: []*testprotos.Germ{"germ1"}
|
|
{teststructs.GermBatch}.DirtyGerms[18][2->?]:
|
|
-: "germ4"
|
|
+: <non-existent>
|
|
{teststructs.GermBatch}.DishMap[1]:
|
|
-: (*teststructs.Dish)(nil)
|
|
+: &teststructs.Dish{err: &errors.errorString{s: "unexpected EOF"}}
|
|
{teststructs.GermBatch}.GermStrain:
|
|
-: 421
|
|
+: 22`,
|
|
}}
|
|
}
|
|
|
|
func project3Tests() []test {
|
|
const label = "Project3"
|
|
|
|
allowVisibility := cmp.AllowUnexported(ts.Dirt{})
|
|
|
|
ignoreLocker := cmpopts.IgnoreInterfaces(struct{ sync.Locker }{})
|
|
|
|
transformProtos := cmp.Transformer("", func(x pb.Dirt) *pb.Dirt {
|
|
return &x
|
|
})
|
|
|
|
equalTable := cmp.Comparer(func(x, y ts.Table) bool {
|
|
tx, ok1 := x.(*ts.MockTable)
|
|
ty, ok2 := y.(*ts.MockTable)
|
|
if !ok1 || !ok2 {
|
|
panic("table type must be MockTable")
|
|
}
|
|
return cmp.Equal(tx.State(), ty.State())
|
|
})
|
|
|
|
createDirt := func() (d ts.Dirt) {
|
|
d.SetTable(ts.CreateMockTable([]string{"a", "b", "c"}))
|
|
d.SetTimestamp(12345)
|
|
d.Discord = 554
|
|
d.Proto = pb.Dirt{Stringer: pb.Stringer{"proto"}}
|
|
d.SetWizard(map[string]*pb.Wizard{
|
|
"harry": {Stringer: pb.Stringer{"potter"}},
|
|
"albus": {Stringer: pb.Stringer{"dumbledore"}},
|
|
})
|
|
d.SetLastTime(54321)
|
|
return d
|
|
}
|
|
|
|
return []test{{
|
|
label: label,
|
|
x: createDirt(),
|
|
y: createDirt(),
|
|
wantPanic: "cannot handle unexported field",
|
|
}, {
|
|
label: label,
|
|
x: createDirt(),
|
|
y: createDirt(),
|
|
opts: []cmp.Option{allowVisibility, ignoreLocker, cmp.Comparer(pb.Equal), equalTable},
|
|
wantPanic: "cannot handle unexported field",
|
|
}, {
|
|
label: label,
|
|
x: createDirt(),
|
|
y: createDirt(),
|
|
opts: []cmp.Option{allowVisibility, transformProtos, ignoreLocker, cmp.Comparer(pb.Equal), equalTable},
|
|
}, {
|
|
label: label,
|
|
x: func() ts.Dirt {
|
|
d := createDirt()
|
|
d.SetTable(ts.CreateMockTable([]string{"a", "c"}))
|
|
d.Proto = pb.Dirt{Stringer: pb.Stringer{"blah"}}
|
|
return d
|
|
}(),
|
|
y: func() ts.Dirt {
|
|
d := createDirt()
|
|
d.Discord = 500
|
|
d.SetWizard(map[string]*pb.Wizard{
|
|
"harry": {Stringer: pb.Stringer{"otter"}},
|
|
})
|
|
return d
|
|
}(),
|
|
opts: []cmp.Option{allowVisibility, transformProtos, ignoreLocker, cmp.Comparer(pb.Equal), equalTable},
|
|
wantDiff: `
|
|
{teststructs.Dirt}.table:
|
|
-: &teststructs.MockTable{state: []string{"a", "c"}}
|
|
+: &teststructs.MockTable{state: []string{"a", "b", "c"}}
|
|
{teststructs.Dirt}.Discord:
|
|
-: teststructs.DiscordState(554)
|
|
+: teststructs.DiscordState(500)
|
|
λ({teststructs.Dirt}.Proto):
|
|
-: "blah"
|
|
+: "proto"
|
|
{teststructs.Dirt}.wizard["albus"]:
|
|
-: "dumbledore"
|
|
+: <non-existent>
|
|
{teststructs.Dirt}.wizard["harry"]:
|
|
-: "potter"
|
|
+: "otter"`,
|
|
}}
|
|
}
|
|
|
|
func project4Tests() []test {
|
|
const label = "Project4"
|
|
|
|
allowVisibility := cmp.AllowUnexported(
|
|
ts.Cartel{},
|
|
ts.Headquarter{},
|
|
ts.Poison{},
|
|
)
|
|
|
|
transformProtos := cmp.Transformer("", func(x pb.Restrictions) *pb.Restrictions {
|
|
return &x
|
|
})
|
|
|
|
createCartel := func() ts.Cartel {
|
|
var p ts.Poison
|
|
p.SetPoisonType(5)
|
|
p.SetExpiration(now)
|
|
p.SetManufactuer("acme")
|
|
|
|
var hq ts.Headquarter
|
|
hq.SetID(5)
|
|
hq.SetLocation("moon")
|
|
hq.SetSubDivisions([]string{"alpha", "bravo", "charlie"})
|
|
hq.SetMetaData(&pb.MetaData{Stringer: pb.Stringer{"metadata"}})
|
|
hq.SetPublicMessage([]byte{1, 2, 3, 4, 5})
|
|
hq.SetHorseBack("abcdef")
|
|
hq.SetStatus(44)
|
|
|
|
var c ts.Cartel
|
|
c.Headquarter = hq
|
|
c.SetSource("mars")
|
|
c.SetCreationTime(now)
|
|
c.SetBoss("al capone")
|
|
c.SetPoisons([]*ts.Poison{&p})
|
|
|
|
return c
|
|
}
|
|
|
|
return []test{{
|
|
label: label,
|
|
x: createCartel(),
|
|
y: createCartel(),
|
|
wantPanic: "cannot handle unexported field",
|
|
}, {
|
|
label: label,
|
|
x: createCartel(),
|
|
y: createCartel(),
|
|
opts: []cmp.Option{allowVisibility, cmp.Comparer(pb.Equal)},
|
|
wantPanic: "cannot handle unexported field",
|
|
}, {
|
|
label: label,
|
|
x: createCartel(),
|
|
y: createCartel(),
|
|
opts: []cmp.Option{allowVisibility, transformProtos, cmp.Comparer(pb.Equal)},
|
|
}, {
|
|
label: label,
|
|
x: func() ts.Cartel {
|
|
d := createCartel()
|
|
var p1, p2 ts.Poison
|
|
p1.SetPoisonType(1)
|
|
p1.SetExpiration(now)
|
|
p1.SetManufactuer("acme")
|
|
p2.SetPoisonType(2)
|
|
p2.SetManufactuer("acme2")
|
|
d.SetPoisons([]*ts.Poison{&p1, &p2})
|
|
return d
|
|
}(),
|
|
y: func() ts.Cartel {
|
|
d := createCartel()
|
|
d.SetSubDivisions([]string{"bravo", "charlie"})
|
|
d.SetPublicMessage([]byte{1, 2, 4, 3, 5})
|
|
return d
|
|
}(),
|
|
opts: []cmp.Option{allowVisibility, transformProtos, cmp.Comparer(pb.Equal)},
|
|
wantDiff: `
|
|
{teststructs.Cartel}.Headquarter.subDivisions[0->?]:
|
|
-: "alpha"
|
|
+: <non-existent>
|
|
{teststructs.Cartel}.Headquarter.publicMessage[2]:
|
|
-: 0x03
|
|
+: 0x04
|
|
{teststructs.Cartel}.Headquarter.publicMessage[3]:
|
|
-: 0x04
|
|
+: 0x03
|
|
{teststructs.Cartel}.poisons[0].poisonType:
|
|
-: testprotos.PoisonType(1)
|
|
+: testprotos.PoisonType(5)
|
|
{teststructs.Cartel}.poisons[1->?]:
|
|
-: &teststructs.Poison{poisonType: testprotos.PoisonType(2), manufactuer: "acme2"}
|
|
+: <non-existent>`,
|
|
}}
|
|
}
|
|
|
|
// TODO: Delete this hack when we drop Go1.6 support.
|
|
func tRunParallel(t *testing.T, name string, f func(t *testing.T)) {
|
|
type runner interface {
|
|
Run(string, func(t *testing.T)) bool
|
|
}
|
|
var ti interface{} = t
|
|
if r, ok := ti.(runner); ok {
|
|
r.Run(name, func(t *testing.T) {
|
|
t.Parallel()
|
|
f(t)
|
|
})
|
|
} else {
|
|
// Cannot run sub-tests in parallel in Go1.6.
|
|
t.Logf("Test: %s", name)
|
|
f(t)
|
|
}
|
|
}
|