forked from TrueCloudLab/restic
1017 lines
22 KiB
Go
1017 lines
22 KiB
Go
package yaml_test
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import (
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"errors"
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. "gopkg.in/check.v1"
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"gopkg.in/yaml.v2"
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"math"
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"net"
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"reflect"
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"strings"
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"time"
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)
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var unmarshalIntTest = 123
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var unmarshalTests = []struct {
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data string
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value interface{}
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}{
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{
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"",
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&struct{}{},
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}, {
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"{}", &struct{}{},
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}, {
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"v: hi",
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map[string]string{"v": "hi"},
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}, {
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"v: hi", map[string]interface{}{"v": "hi"},
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}, {
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"v: true",
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map[string]string{"v": "true"},
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}, {
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"v: true",
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map[string]interface{}{"v": true},
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}, {
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"v: 10",
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map[string]interface{}{"v": 10},
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}, {
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"v: 0b10",
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map[string]interface{}{"v": 2},
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}, {
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"v: 0xA",
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map[string]interface{}{"v": 10},
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}, {
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"v: 4294967296",
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map[string]int64{"v": 4294967296},
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}, {
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"v: 0.1",
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map[string]interface{}{"v": 0.1},
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}, {
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"v: .1",
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map[string]interface{}{"v": 0.1},
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}, {
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"v: .Inf",
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map[string]interface{}{"v": math.Inf(+1)},
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}, {
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"v: -.Inf",
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map[string]interface{}{"v": math.Inf(-1)},
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}, {
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"v: -10",
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map[string]interface{}{"v": -10},
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}, {
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"v: -.1",
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map[string]interface{}{"v": -0.1},
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},
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// Simple values.
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{
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"123",
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&unmarshalIntTest,
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},
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// Floats from spec
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{
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"canonical: 6.8523e+5",
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map[string]interface{}{"canonical": 6.8523e+5},
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}, {
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"expo: 685.230_15e+03",
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map[string]interface{}{"expo": 685.23015e+03},
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}, {
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"fixed: 685_230.15",
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map[string]interface{}{"fixed": 685230.15},
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}, {
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"neginf: -.inf",
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map[string]interface{}{"neginf": math.Inf(-1)},
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}, {
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"fixed: 685_230.15",
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map[string]float64{"fixed": 685230.15},
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},
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//{"sexa: 190:20:30.15", map[string]interface{}{"sexa": 0}}, // Unsupported
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//{"notanum: .NaN", map[string]interface{}{"notanum": math.NaN()}}, // Equality of NaN fails.
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// Bools from spec
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{
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"canonical: y",
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map[string]interface{}{"canonical": true},
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}, {
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"answer: NO",
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map[string]interface{}{"answer": false},
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}, {
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"logical: True",
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map[string]interface{}{"logical": true},
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}, {
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"option: on",
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map[string]interface{}{"option": true},
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}, {
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"option: on",
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map[string]bool{"option": true},
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},
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// Ints from spec
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{
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"canonical: 685230",
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map[string]interface{}{"canonical": 685230},
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}, {
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"decimal: +685_230",
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map[string]interface{}{"decimal": 685230},
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}, {
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"octal: 02472256",
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map[string]interface{}{"octal": 685230},
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}, {
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"hexa: 0x_0A_74_AE",
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map[string]interface{}{"hexa": 685230},
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}, {
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"bin: 0b1010_0111_0100_1010_1110",
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map[string]interface{}{"bin": 685230},
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}, {
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"bin: -0b101010",
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map[string]interface{}{"bin": -42},
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}, {
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"decimal: +685_230",
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map[string]int{"decimal": 685230},
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},
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//{"sexa: 190:20:30", map[string]interface{}{"sexa": 0}}, // Unsupported
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// Nulls from spec
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{
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"empty:",
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map[string]interface{}{"empty": nil},
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}, {
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"canonical: ~",
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map[string]interface{}{"canonical": nil},
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}, {
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"english: null",
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map[string]interface{}{"english": nil},
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}, {
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"~: null key",
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map[interface{}]string{nil: "null key"},
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}, {
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"empty:",
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map[string]*bool{"empty": nil},
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},
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// Flow sequence
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{
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"seq: [A,B]",
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map[string]interface{}{"seq": []interface{}{"A", "B"}},
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}, {
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"seq: [A,B,C,]",
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map[string][]string{"seq": []string{"A", "B", "C"}},
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}, {
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"seq: [A,1,C]",
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map[string][]string{"seq": []string{"A", "1", "C"}},
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}, {
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"seq: [A,1,C]",
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map[string][]int{"seq": []int{1}},
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}, {
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"seq: [A,1,C]",
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map[string]interface{}{"seq": []interface{}{"A", 1, "C"}},
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},
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// Block sequence
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{
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"seq:\n - A\n - B",
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map[string]interface{}{"seq": []interface{}{"A", "B"}},
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}, {
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"seq:\n - A\n - B\n - C",
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map[string][]string{"seq": []string{"A", "B", "C"}},
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}, {
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"seq:\n - A\n - 1\n - C",
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map[string][]string{"seq": []string{"A", "1", "C"}},
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}, {
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"seq:\n - A\n - 1\n - C",
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map[string][]int{"seq": []int{1}},
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}, {
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"seq:\n - A\n - 1\n - C",
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map[string]interface{}{"seq": []interface{}{"A", 1, "C"}},
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},
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// Literal block scalar
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{
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"scalar: | # Comment\n\n literal\n\n \ttext\n\n",
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map[string]string{"scalar": "\nliteral\n\n\ttext\n"},
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},
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// Folded block scalar
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{
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"scalar: > # Comment\n\n folded\n line\n \n next\n line\n * one\n * two\n\n last\n line\n\n",
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map[string]string{"scalar": "\nfolded line\nnext line\n * one\n * two\n\nlast line\n"},
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},
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// Map inside interface with no type hints.
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{
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"a: {b: c}",
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map[interface{}]interface{}{"a": map[interface{}]interface{}{"b": "c"}},
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},
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// Structs and type conversions.
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{
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"hello: world",
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&struct{ Hello string }{"world"},
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}, {
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"a: {b: c}",
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&struct{ A struct{ B string } }{struct{ B string }{"c"}},
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}, {
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"a: {b: c}",
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&struct{ A *struct{ B string } }{&struct{ B string }{"c"}},
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}, {
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"a: {b: c}",
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&struct{ A map[string]string }{map[string]string{"b": "c"}},
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}, {
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"a: {b: c}",
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&struct{ A *map[string]string }{&map[string]string{"b": "c"}},
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}, {
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"a:",
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&struct{ A map[string]string }{},
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}, {
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"a: 1",
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&struct{ A int }{1},
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}, {
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"a: 1",
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&struct{ A float64 }{1},
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}, {
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"a: 1.0",
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&struct{ A int }{1},
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}, {
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"a: 1.0",
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&struct{ A uint }{1},
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}, {
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"a: [1, 2]",
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&struct{ A []int }{[]int{1, 2}},
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}, {
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"a: 1",
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&struct{ B int }{0},
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}, {
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"a: 1",
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&struct {
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B int "a"
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}{1},
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}, {
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"a: y",
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&struct{ A bool }{true},
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},
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// Some cross type conversions
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{
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"v: 42",
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map[string]uint{"v": 42},
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}, {
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"v: -42",
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map[string]uint{},
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}, {
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"v: 4294967296",
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map[string]uint64{"v": 4294967296},
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}, {
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"v: -4294967296",
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map[string]uint64{},
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},
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// int
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{
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"int_max: 2147483647",
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map[string]int{"int_max": math.MaxInt32},
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},
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{
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"int_min: -2147483648",
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map[string]int{"int_min": math.MinInt32},
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},
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{
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"int_overflow: 9223372036854775808", // math.MaxInt64 + 1
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map[string]int{},
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},
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// int64
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{
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"int64_max: 9223372036854775807",
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map[string]int64{"int64_max": math.MaxInt64},
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},
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{
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"int64_max_base2: 0b111111111111111111111111111111111111111111111111111111111111111",
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map[string]int64{"int64_max_base2": math.MaxInt64},
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},
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{
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"int64_min: -9223372036854775808",
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map[string]int64{"int64_min": math.MinInt64},
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},
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{
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"int64_neg_base2: -0b111111111111111111111111111111111111111111111111111111111111111",
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map[string]int64{"int64_neg_base2": -math.MaxInt64},
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},
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{
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"int64_overflow: 9223372036854775808", // math.MaxInt64 + 1
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map[string]int64{},
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},
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// uint
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{
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"uint_min: 0",
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map[string]uint{"uint_min": 0},
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},
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{
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"uint_max: 4294967295",
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map[string]uint{"uint_max": math.MaxUint32},
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},
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{
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"uint_underflow: -1",
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map[string]uint{},
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},
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// uint64
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{
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"uint64_min: 0",
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map[string]uint{"uint64_min": 0},
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},
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{
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"uint64_max: 18446744073709551615",
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map[string]uint64{"uint64_max": math.MaxUint64},
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},
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{
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"uint64_max_base2: 0b1111111111111111111111111111111111111111111111111111111111111111",
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map[string]uint64{"uint64_max_base2": math.MaxUint64},
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},
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{
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"uint64_maxint64: 9223372036854775807",
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map[string]uint64{"uint64_maxint64": math.MaxInt64},
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},
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{
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"uint64_underflow: -1",
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map[string]uint64{},
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},
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// float32
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{
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"float32_max: 3.40282346638528859811704183484516925440e+38",
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map[string]float32{"float32_max": math.MaxFloat32},
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},
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{
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"float32_nonzero: 1.401298464324817070923729583289916131280e-45",
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map[string]float32{"float32_nonzero": math.SmallestNonzeroFloat32},
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},
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{
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"float32_maxuint64: 18446744073709551615",
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map[string]float32{"float32_maxuint64": float32(math.MaxUint64)},
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},
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{
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"float32_maxuint64+1: 18446744073709551616",
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map[string]float32{"float32_maxuint64+1": float32(math.MaxUint64 + 1)},
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},
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// float64
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{
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"float64_max: 1.797693134862315708145274237317043567981e+308",
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map[string]float64{"float64_max": math.MaxFloat64},
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},
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{
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"float64_nonzero: 4.940656458412465441765687928682213723651e-324",
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map[string]float64{"float64_nonzero": math.SmallestNonzeroFloat64},
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},
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{
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"float64_maxuint64: 18446744073709551615",
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map[string]float64{"float64_maxuint64": float64(math.MaxUint64)},
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},
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{
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"float64_maxuint64+1: 18446744073709551616",
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map[string]float64{"float64_maxuint64+1": float64(math.MaxUint64 + 1)},
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},
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// Overflow cases.
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{
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"v: 4294967297",
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map[string]int32{},
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}, {
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"v: 128",
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map[string]int8{},
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},
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// Quoted values.
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{
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"'1': '\"2\"'",
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map[interface{}]interface{}{"1": "\"2\""},
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}, {
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"v:\n- A\n- 'B\n\n C'\n",
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map[string][]string{"v": []string{"A", "B\nC"}},
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},
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// Explicit tags.
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{
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"v: !!float '1.1'",
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map[string]interface{}{"v": 1.1},
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}, {
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"v: !!null ''",
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map[string]interface{}{"v": nil},
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}, {
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"%TAG !y! tag:yaml.org,2002:\n---\nv: !y!int '1'",
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map[string]interface{}{"v": 1},
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},
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// Non-specific tag (Issue #75)
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{
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"v: ! test",
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map[string]interface{}{"v": "test"},
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},
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// Anchors and aliases.
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{
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"a: &x 1\nb: &y 2\nc: *x\nd: *y\n",
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&struct{ A, B, C, D int }{1, 2, 1, 2},
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}, {
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"a: &a {c: 1}\nb: *a",
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&struct {
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A, B struct {
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C int
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}
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}{struct{ C int }{1}, struct{ C int }{1}},
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}, {
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"a: &a [1, 2]\nb: *a",
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&struct{ B []int }{[]int{1, 2}},
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}, {
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"b: *a\na: &a {c: 1}",
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&struct {
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A, B struct {
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C int
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}
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}{struct{ C int }{1}, struct{ C int }{1}},
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},
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// Bug #1133337
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{
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"foo: ''",
|
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map[string]*string{"foo": new(string)},
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}, {
|
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"foo: null",
|
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map[string]string{"foo": ""},
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}, {
|
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"foo: null",
|
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map[string]interface{}{"foo": nil},
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},
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|
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// Ignored field
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{
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"a: 1\nb: 2\n",
|
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&struct {
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A int
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B int "-"
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}{1, 0},
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},
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|
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// Bug #1191981
|
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{
|
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"" +
|
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"%YAML 1.1\n" +
|
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"--- !!str\n" +
|
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`"Generic line break (no glyph)\n\` + "\n" +
|
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` Generic line break (glyphed)\n\` + "\n" +
|
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` Line separator\u2028\` + "\n" +
|
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` Paragraph separator\u2029"` + "\n",
|
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"" +
|
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"Generic line break (no glyph)\n" +
|
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"Generic line break (glyphed)\n" +
|
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"Line separator\u2028Paragraph separator\u2029",
|
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},
|
|
|
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// Struct inlining
|
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{
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"a: 1\nb: 2\nc: 3\n",
|
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&struct {
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A int
|
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C inlineB `yaml:",inline"`
|
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}{1, inlineB{2, inlineC{3}}},
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},
|
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|
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// Map inlining
|
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{
|
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"a: 1\nb: 2\nc: 3\n",
|
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&struct {
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A int
|
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C map[string]int `yaml:",inline"`
|
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}{1, map[string]int{"b": 2, "c": 3}},
|
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},
|
|
|
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// bug 1243827
|
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{
|
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"a: -b_c",
|
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map[string]interface{}{"a": "-b_c"},
|
|
},
|
|
{
|
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"a: +b_c",
|
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map[string]interface{}{"a": "+b_c"},
|
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},
|
|
{
|
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"a: 50cent_of_dollar",
|
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map[string]interface{}{"a": "50cent_of_dollar"},
|
|
},
|
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|
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// Duration
|
|
{
|
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"a: 3s",
|
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map[string]time.Duration{"a": 3 * time.Second},
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},
|
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|
|
// Issue #24.
|
|
{
|
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"a: <foo>",
|
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map[string]string{"a": "<foo>"},
|
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},
|
|
|
|
// Base 60 floats are obsolete and unsupported.
|
|
{
|
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"a: 1:1\n",
|
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map[string]string{"a": "1:1"},
|
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},
|
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|
|
// Binary data.
|
|
{
|
|
"a: !!binary gIGC\n",
|
|
map[string]string{"a": "\x80\x81\x82"},
|
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}, {
|
|
"a: !!binary |\n " + strings.Repeat("kJCQ", 17) + "kJ\n CQ\n",
|
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map[string]string{"a": strings.Repeat("\x90", 54)},
|
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}, {
|
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"a: !!binary |\n " + strings.Repeat("A", 70) + "\n ==\n",
|
|
map[string]string{"a": strings.Repeat("\x00", 52)},
|
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},
|
|
|
|
// Ordered maps.
|
|
{
|
|
"{b: 2, a: 1, d: 4, c: 3, sub: {e: 5}}",
|
|
&yaml.MapSlice{{"b", 2}, {"a", 1}, {"d", 4}, {"c", 3}, {"sub", yaml.MapSlice{{"e", 5}}}},
|
|
},
|
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|
|
// Issue #39.
|
|
{
|
|
"a:\n b:\n c: d\n",
|
|
map[string]struct{ B interface{} }{"a": {map[interface{}]interface{}{"c": "d"}}},
|
|
},
|
|
|
|
// Custom map type.
|
|
{
|
|
"a: {b: c}",
|
|
M{"a": M{"b": "c"}},
|
|
},
|
|
|
|
// Support encoding.TextUnmarshaler.
|
|
{
|
|
"a: 1.2.3.4\n",
|
|
map[string]net.IP{"a": net.IPv4(1, 2, 3, 4)},
|
|
},
|
|
{
|
|
"a: 2015-02-24T18:19:39Z\n",
|
|
map[string]time.Time{"a": time.Unix(1424801979, 0).In(time.UTC)},
|
|
},
|
|
|
|
// Encode empty lists as zero-length slices.
|
|
{
|
|
"a: []",
|
|
&struct{ A []int }{[]int{}},
|
|
},
|
|
|
|
// UTF-16-LE
|
|
{
|
|
"\xff\xfe\xf1\x00o\x00\xf1\x00o\x00:\x00 \x00v\x00e\x00r\x00y\x00 \x00y\x00e\x00s\x00\n\x00",
|
|
M{"ñoño": "very yes"},
|
|
},
|
|
// UTF-16-LE with surrogate.
|
|
{
|
|
"\xff\xfe\xf1\x00o\x00\xf1\x00o\x00:\x00 \x00v\x00e\x00r\x00y\x00 \x00y\x00e\x00s\x00 \x00=\xd8\xd4\xdf\n\x00",
|
|
M{"ñoño": "very yes 🟔"},
|
|
},
|
|
|
|
// UTF-16-BE
|
|
{
|
|
"\xfe\xff\x00\xf1\x00o\x00\xf1\x00o\x00:\x00 \x00v\x00e\x00r\x00y\x00 \x00y\x00e\x00s\x00\n",
|
|
M{"ñoño": "very yes"},
|
|
},
|
|
// UTF-16-BE with surrogate.
|
|
{
|
|
"\xfe\xff\x00\xf1\x00o\x00\xf1\x00o\x00:\x00 \x00v\x00e\x00r\x00y\x00 \x00y\x00e\x00s\x00 \xd8=\xdf\xd4\x00\n",
|
|
M{"ñoño": "very yes 🟔"},
|
|
},
|
|
|
|
// YAML Float regex shouldn't match this
|
|
{
|
|
"a: 123456e1\n",
|
|
M{"a": "123456e1"},
|
|
}, {
|
|
"a: 123456E1\n",
|
|
M{"a": "123456E1"},
|
|
},
|
|
}
|
|
|
|
type M map[interface{}]interface{}
|
|
|
|
type inlineB struct {
|
|
B int
|
|
inlineC `yaml:",inline"`
|
|
}
|
|
|
|
type inlineC struct {
|
|
C int
|
|
}
|
|
|
|
func (s *S) TestUnmarshal(c *C) {
|
|
for i, item := range unmarshalTests {
|
|
c.Logf("test %d: %q", i, item.data)
|
|
t := reflect.ValueOf(item.value).Type()
|
|
var value interface{}
|
|
switch t.Kind() {
|
|
case reflect.Map:
|
|
value = reflect.MakeMap(t).Interface()
|
|
case reflect.String:
|
|
value = reflect.New(t).Interface()
|
|
case reflect.Ptr:
|
|
value = reflect.New(t.Elem()).Interface()
|
|
default:
|
|
c.Fatalf("missing case for %s", t)
|
|
}
|
|
err := yaml.Unmarshal([]byte(item.data), value)
|
|
if _, ok := err.(*yaml.TypeError); !ok {
|
|
c.Assert(err, IsNil)
|
|
}
|
|
if t.Kind() == reflect.String {
|
|
c.Assert(*value.(*string), Equals, item.value)
|
|
} else {
|
|
c.Assert(value, DeepEquals, item.value)
|
|
}
|
|
}
|
|
}
|
|
|
|
func (s *S) TestUnmarshalNaN(c *C) {
|
|
value := map[string]interface{}{}
|
|
err := yaml.Unmarshal([]byte("notanum: .NaN"), &value)
|
|
c.Assert(err, IsNil)
|
|
c.Assert(math.IsNaN(value["notanum"].(float64)), Equals, true)
|
|
}
|
|
|
|
var unmarshalErrorTests = []struct {
|
|
data, error string
|
|
}{
|
|
{"v: !!float 'error'", "yaml: cannot decode !!str `error` as a !!float"},
|
|
{"v: [A,", "yaml: line 1: did not find expected node content"},
|
|
{"v:\n- [A,", "yaml: line 2: did not find expected node content"},
|
|
{"a: *b\n", "yaml: unknown anchor 'b' referenced"},
|
|
{"a: &a\n b: *a\n", "yaml: anchor 'a' value contains itself"},
|
|
{"value: -", "yaml: block sequence entries are not allowed in this context"},
|
|
{"a: !!binary ==", "yaml: !!binary value contains invalid base64 data"},
|
|
{"{[.]}", `yaml: invalid map key: \[\]interface \{\}\{"\."\}`},
|
|
{"{{.}}", `yaml: invalid map key: map\[interface\ \{\}\]interface \{\}\{".":interface \{\}\(nil\)\}`},
|
|
{"%TAG !%79! tag:yaml.org,2002:\n---\nv: !%79!int '1'", "yaml: did not find expected whitespace"},
|
|
}
|
|
|
|
func (s *S) TestUnmarshalErrors(c *C) {
|
|
for _, item := range unmarshalErrorTests {
|
|
var value interface{}
|
|
err := yaml.Unmarshal([]byte(item.data), &value)
|
|
c.Assert(err, ErrorMatches, item.error, Commentf("Partial unmarshal: %#v", value))
|
|
}
|
|
}
|
|
|
|
var unmarshalerTests = []struct {
|
|
data, tag string
|
|
value interface{}
|
|
}{
|
|
{"_: {hi: there}", "!!map", map[interface{}]interface{}{"hi": "there"}},
|
|
{"_: [1,A]", "!!seq", []interface{}{1, "A"}},
|
|
{"_: 10", "!!int", 10},
|
|
{"_: null", "!!null", nil},
|
|
{`_: BAR!`, "!!str", "BAR!"},
|
|
{`_: "BAR!"`, "!!str", "BAR!"},
|
|
{"_: !!foo 'BAR!'", "!!foo", "BAR!"},
|
|
{`_: ""`, "!!str", ""},
|
|
}
|
|
|
|
var unmarshalerResult = map[int]error{}
|
|
|
|
type unmarshalerType struct {
|
|
value interface{}
|
|
}
|
|
|
|
func (o *unmarshalerType) UnmarshalYAML(unmarshal func(v interface{}) error) error {
|
|
if err := unmarshal(&o.value); err != nil {
|
|
return err
|
|
}
|
|
if i, ok := o.value.(int); ok {
|
|
if result, ok := unmarshalerResult[i]; ok {
|
|
return result
|
|
}
|
|
}
|
|
return nil
|
|
}
|
|
|
|
type unmarshalerPointer struct {
|
|
Field *unmarshalerType "_"
|
|
}
|
|
|
|
type unmarshalerValue struct {
|
|
Field unmarshalerType "_"
|
|
}
|
|
|
|
func (s *S) TestUnmarshalerPointerField(c *C) {
|
|
for _, item := range unmarshalerTests {
|
|
obj := &unmarshalerPointer{}
|
|
err := yaml.Unmarshal([]byte(item.data), obj)
|
|
c.Assert(err, IsNil)
|
|
if item.value == nil {
|
|
c.Assert(obj.Field, IsNil)
|
|
} else {
|
|
c.Assert(obj.Field, NotNil, Commentf("Pointer not initialized (%#v)", item.value))
|
|
c.Assert(obj.Field.value, DeepEquals, item.value)
|
|
}
|
|
}
|
|
}
|
|
|
|
func (s *S) TestUnmarshalerValueField(c *C) {
|
|
for _, item := range unmarshalerTests {
|
|
obj := &unmarshalerValue{}
|
|
err := yaml.Unmarshal([]byte(item.data), obj)
|
|
c.Assert(err, IsNil)
|
|
c.Assert(obj.Field, NotNil, Commentf("Pointer not initialized (%#v)", item.value))
|
|
c.Assert(obj.Field.value, DeepEquals, item.value)
|
|
}
|
|
}
|
|
|
|
func (s *S) TestUnmarshalerWholeDocument(c *C) {
|
|
obj := &unmarshalerType{}
|
|
err := yaml.Unmarshal([]byte(unmarshalerTests[0].data), obj)
|
|
c.Assert(err, IsNil)
|
|
value, ok := obj.value.(map[interface{}]interface{})
|
|
c.Assert(ok, Equals, true, Commentf("value: %#v", obj.value))
|
|
c.Assert(value["_"], DeepEquals, unmarshalerTests[0].value)
|
|
}
|
|
|
|
func (s *S) TestUnmarshalerTypeError(c *C) {
|
|
unmarshalerResult[2] = &yaml.TypeError{[]string{"foo"}}
|
|
unmarshalerResult[4] = &yaml.TypeError{[]string{"bar"}}
|
|
defer func() {
|
|
delete(unmarshalerResult, 2)
|
|
delete(unmarshalerResult, 4)
|
|
}()
|
|
|
|
type T struct {
|
|
Before int
|
|
After int
|
|
M map[string]*unmarshalerType
|
|
}
|
|
var v T
|
|
data := `{before: A, m: {abc: 1, def: 2, ghi: 3, jkl: 4}, after: B}`
|
|
err := yaml.Unmarshal([]byte(data), &v)
|
|
c.Assert(err, ErrorMatches, ""+
|
|
"yaml: unmarshal errors:\n"+
|
|
" line 1: cannot unmarshal !!str `A` into int\n"+
|
|
" foo\n"+
|
|
" bar\n"+
|
|
" line 1: cannot unmarshal !!str `B` into int")
|
|
c.Assert(v.M["abc"], NotNil)
|
|
c.Assert(v.M["def"], IsNil)
|
|
c.Assert(v.M["ghi"], NotNil)
|
|
c.Assert(v.M["jkl"], IsNil)
|
|
|
|
c.Assert(v.M["abc"].value, Equals, 1)
|
|
c.Assert(v.M["ghi"].value, Equals, 3)
|
|
}
|
|
|
|
type proxyTypeError struct{}
|
|
|
|
func (v *proxyTypeError) UnmarshalYAML(unmarshal func(interface{}) error) error {
|
|
var s string
|
|
var a int32
|
|
var b int64
|
|
if err := unmarshal(&s); err != nil {
|
|
panic(err)
|
|
}
|
|
if s == "a" {
|
|
if err := unmarshal(&b); err == nil {
|
|
panic("should have failed")
|
|
}
|
|
return unmarshal(&a)
|
|
}
|
|
if err := unmarshal(&a); err == nil {
|
|
panic("should have failed")
|
|
}
|
|
return unmarshal(&b)
|
|
}
|
|
|
|
func (s *S) TestUnmarshalerTypeErrorProxying(c *C) {
|
|
type T struct {
|
|
Before int
|
|
After int
|
|
M map[string]*proxyTypeError
|
|
}
|
|
var v T
|
|
data := `{before: A, m: {abc: a, def: b}, after: B}`
|
|
err := yaml.Unmarshal([]byte(data), &v)
|
|
c.Assert(err, ErrorMatches, ""+
|
|
"yaml: unmarshal errors:\n"+
|
|
" line 1: cannot unmarshal !!str `A` into int\n"+
|
|
" line 1: cannot unmarshal !!str `a` into int32\n"+
|
|
" line 1: cannot unmarshal !!str `b` into int64\n"+
|
|
" line 1: cannot unmarshal !!str `B` into int")
|
|
}
|
|
|
|
type failingUnmarshaler struct{}
|
|
|
|
var failingErr = errors.New("failingErr")
|
|
|
|
func (ft *failingUnmarshaler) UnmarshalYAML(unmarshal func(interface{}) error) error {
|
|
return failingErr
|
|
}
|
|
|
|
func (s *S) TestUnmarshalerError(c *C) {
|
|
err := yaml.Unmarshal([]byte("a: b"), &failingUnmarshaler{})
|
|
c.Assert(err, Equals, failingErr)
|
|
}
|
|
|
|
type sliceUnmarshaler []int
|
|
|
|
func (su *sliceUnmarshaler) UnmarshalYAML(unmarshal func(interface{}) error) error {
|
|
var slice []int
|
|
err := unmarshal(&slice)
|
|
if err == nil {
|
|
*su = slice
|
|
return nil
|
|
}
|
|
|
|
var intVal int
|
|
err = unmarshal(&intVal)
|
|
if err == nil {
|
|
*su = []int{intVal}
|
|
return nil
|
|
}
|
|
|
|
return err
|
|
}
|
|
|
|
func (s *S) TestUnmarshalerRetry(c *C) {
|
|
var su sliceUnmarshaler
|
|
err := yaml.Unmarshal([]byte("[1, 2, 3]"), &su)
|
|
c.Assert(err, IsNil)
|
|
c.Assert(su, DeepEquals, sliceUnmarshaler([]int{1, 2, 3}))
|
|
|
|
err = yaml.Unmarshal([]byte("1"), &su)
|
|
c.Assert(err, IsNil)
|
|
c.Assert(su, DeepEquals, sliceUnmarshaler([]int{1}))
|
|
}
|
|
|
|
// From http://yaml.org/type/merge.html
|
|
var mergeTests = `
|
|
anchors:
|
|
list:
|
|
- &CENTER { "x": 1, "y": 2 }
|
|
- &LEFT { "x": 0, "y": 2 }
|
|
- &BIG { "r": 10 }
|
|
- &SMALL { "r": 1 }
|
|
|
|
# All the following maps are equal:
|
|
|
|
plain:
|
|
# Explicit keys
|
|
"x": 1
|
|
"y": 2
|
|
"r": 10
|
|
label: center/big
|
|
|
|
mergeOne:
|
|
# Merge one map
|
|
<< : *CENTER
|
|
"r": 10
|
|
label: center/big
|
|
|
|
mergeMultiple:
|
|
# Merge multiple maps
|
|
<< : [ *CENTER, *BIG ]
|
|
label: center/big
|
|
|
|
override:
|
|
# Override
|
|
<< : [ *BIG, *LEFT, *SMALL ]
|
|
"x": 1
|
|
label: center/big
|
|
|
|
shortTag:
|
|
# Explicit short merge tag
|
|
!!merge "<<" : [ *CENTER, *BIG ]
|
|
label: center/big
|
|
|
|
longTag:
|
|
# Explicit merge long tag
|
|
!<tag:yaml.org,2002:merge> "<<" : [ *CENTER, *BIG ]
|
|
label: center/big
|
|
|
|
inlineMap:
|
|
# Inlined map
|
|
<< : {"x": 1, "y": 2, "r": 10}
|
|
label: center/big
|
|
|
|
inlineSequenceMap:
|
|
# Inlined map in sequence
|
|
<< : [ *CENTER, {"r": 10} ]
|
|
label: center/big
|
|
`
|
|
|
|
func (s *S) TestMerge(c *C) {
|
|
var want = map[interface{}]interface{}{
|
|
"x": 1,
|
|
"y": 2,
|
|
"r": 10,
|
|
"label": "center/big",
|
|
}
|
|
|
|
var m map[interface{}]interface{}
|
|
err := yaml.Unmarshal([]byte(mergeTests), &m)
|
|
c.Assert(err, IsNil)
|
|
for name, test := range m {
|
|
if name == "anchors" {
|
|
continue
|
|
}
|
|
c.Assert(test, DeepEquals, want, Commentf("test %q failed", name))
|
|
}
|
|
}
|
|
|
|
func (s *S) TestMergeStruct(c *C) {
|
|
type Data struct {
|
|
X, Y, R int
|
|
Label string
|
|
}
|
|
want := Data{1, 2, 10, "center/big"}
|
|
|
|
var m map[string]Data
|
|
err := yaml.Unmarshal([]byte(mergeTests), &m)
|
|
c.Assert(err, IsNil)
|
|
for name, test := range m {
|
|
if name == "anchors" {
|
|
continue
|
|
}
|
|
c.Assert(test, Equals, want, Commentf("test %q failed", name))
|
|
}
|
|
}
|
|
|
|
var unmarshalNullTests = []func() interface{}{
|
|
func() interface{} { var v interface{}; v = "v"; return &v },
|
|
func() interface{} { var s = "s"; return &s },
|
|
func() interface{} { var s = "s"; sptr := &s; return &sptr },
|
|
func() interface{} { var i = 1; return &i },
|
|
func() interface{} { var i = 1; iptr := &i; return &iptr },
|
|
func() interface{} { m := map[string]int{"s": 1}; return &m },
|
|
func() interface{} { m := map[string]int{"s": 1}; return m },
|
|
}
|
|
|
|
func (s *S) TestUnmarshalNull(c *C) {
|
|
for _, test := range unmarshalNullTests {
|
|
item := test()
|
|
zero := reflect.Zero(reflect.TypeOf(item).Elem()).Interface()
|
|
err := yaml.Unmarshal([]byte("null"), item)
|
|
c.Assert(err, IsNil)
|
|
if reflect.TypeOf(item).Kind() == reflect.Map {
|
|
c.Assert(reflect.ValueOf(item).Interface(), DeepEquals, reflect.MakeMap(reflect.TypeOf(item)).Interface())
|
|
} else {
|
|
c.Assert(reflect.ValueOf(item).Elem().Interface(), DeepEquals, zero)
|
|
}
|
|
}
|
|
}
|
|
|
|
func (s *S) TestUnmarshalSliceOnPreset(c *C) {
|
|
// Issue #48.
|
|
v := struct{ A []int }{[]int{1}}
|
|
yaml.Unmarshal([]byte("a: [2]"), &v)
|
|
c.Assert(v.A, DeepEquals, []int{2})
|
|
}
|
|
|
|
func (s *S) TestUnmarshalStrict(c *C) {
|
|
v := struct{ A, B int }{}
|
|
|
|
err := yaml.UnmarshalStrict([]byte("a: 1\nb: 2"), &v)
|
|
c.Check(err, IsNil)
|
|
err = yaml.Unmarshal([]byte("a: 1\nb: 2\nc: 3"), &v)
|
|
c.Check(err, IsNil)
|
|
err = yaml.UnmarshalStrict([]byte("a: 1\nb: 2\nc: 3"), &v)
|
|
c.Check(err, ErrorMatches, "yaml: unmarshal errors:\n line 1: field c not found in struct struct { A int; B int }")
|
|
}
|
|
|
|
//var data []byte
|
|
//func init() {
|
|
// var err error
|
|
// data, err = ioutil.ReadFile("/tmp/file.yaml")
|
|
// if err != nil {
|
|
// panic(err)
|
|
// }
|
|
//}
|
|
//
|
|
//func (s *S) BenchmarkUnmarshal(c *C) {
|
|
// var err error
|
|
// for i := 0; i < c.N; i++ {
|
|
// var v map[string]interface{}
|
|
// err = yaml.Unmarshal(data, &v)
|
|
// }
|
|
// if err != nil {
|
|
// panic(err)
|
|
// }
|
|
//}
|
|
//
|
|
//func (s *S) BenchmarkMarshal(c *C) {
|
|
// var v map[string]interface{}
|
|
// yaml.Unmarshal(data, &v)
|
|
// c.ResetTimer()
|
|
// for i := 0; i < c.N; i++ {
|
|
// yaml.Marshal(&v)
|
|
// }
|
|
//}
|