forked from TrueCloudLab/restic
442 lines
12 KiB
Go
442 lines
12 KiB
Go
// Copyright 2016 Google Inc. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package civil
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import (
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"encoding/json"
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"testing"
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"time"
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"github.com/google/go-cmp/cmp"
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)
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func TestDates(t *testing.T) {
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for _, test := range []struct {
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date Date
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loc *time.Location
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wantStr string
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wantTime time.Time
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}{
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{
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date: Date{2014, 7, 29},
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loc: time.Local,
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wantStr: "2014-07-29",
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wantTime: time.Date(2014, time.July, 29, 0, 0, 0, 0, time.Local),
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},
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{
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date: DateOf(time.Date(2014, 8, 20, 15, 8, 43, 1, time.Local)),
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loc: time.UTC,
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wantStr: "2014-08-20",
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wantTime: time.Date(2014, 8, 20, 0, 0, 0, 0, time.UTC),
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},
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{
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date: DateOf(time.Date(999, time.January, 26, 0, 0, 0, 0, time.Local)),
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loc: time.UTC,
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wantStr: "0999-01-26",
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wantTime: time.Date(999, 1, 26, 0, 0, 0, 0, time.UTC),
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},
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} {
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if got := test.date.String(); got != test.wantStr {
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t.Errorf("%#v.String() = %q, want %q", test.date, got, test.wantStr)
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}
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if got := test.date.In(test.loc); !got.Equal(test.wantTime) {
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t.Errorf("%#v.In(%v) = %v, want %v", test.date, test.loc, got, test.wantTime)
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}
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}
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}
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func TestDateIsValid(t *testing.T) {
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for _, test := range []struct {
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date Date
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want bool
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}{
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{Date{2014, 7, 29}, true},
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{Date{2000, 2, 29}, true},
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{Date{10000, 12, 31}, true},
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{Date{1, 1, 1}, true},
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{Date{0, 1, 1}, true}, // year zero is OK
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{Date{-1, 1, 1}, true}, // negative year is OK
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{Date{1, 0, 1}, false},
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{Date{1, 1, 0}, false},
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{Date{2016, 1, 32}, false},
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{Date{2016, 13, 1}, false},
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{Date{1, -1, 1}, false},
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{Date{1, 1, -1}, false},
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} {
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got := test.date.IsValid()
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if got != test.want {
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t.Errorf("%#v: got %t, want %t", test.date, got, test.want)
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}
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}
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}
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func TestParseDate(t *testing.T) {
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for _, test := range []struct {
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str string
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want Date // if empty, expect an error
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}{
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{"2016-01-02", Date{2016, 1, 2}},
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{"2016-12-31", Date{2016, 12, 31}},
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{"0003-02-04", Date{3, 2, 4}},
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{"999-01-26", Date{}},
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{"", Date{}},
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{"2016-01-02x", Date{}},
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} {
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got, err := ParseDate(test.str)
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if got != test.want {
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t.Errorf("ParseDate(%q) = %+v, want %+v", test.str, got, test.want)
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}
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if err != nil && test.want != (Date{}) {
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t.Errorf("Unexpected error %v from ParseDate(%q)", err, test.str)
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}
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}
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}
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func TestDateArithmetic(t *testing.T) {
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for _, test := range []struct {
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desc string
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start Date
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end Date
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days int
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}{
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{
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desc: "zero days noop",
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start: Date{2014, 5, 9},
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end: Date{2014, 5, 9},
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days: 0,
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},
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{
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desc: "crossing a year boundary",
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start: Date{2014, 12, 31},
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end: Date{2015, 1, 1},
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days: 1,
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},
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{
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desc: "negative number of days",
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start: Date{2015, 1, 1},
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end: Date{2014, 12, 31},
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days: -1,
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},
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{
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desc: "full leap year",
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start: Date{2004, 1, 1},
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end: Date{2005, 1, 1},
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days: 366,
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},
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{
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desc: "full non-leap year",
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start: Date{2001, 1, 1},
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end: Date{2002, 1, 1},
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days: 365,
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},
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{
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desc: "crossing a leap second",
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start: Date{1972, 6, 30},
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end: Date{1972, 7, 1},
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days: 1,
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},
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{
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desc: "dates before the unix epoch",
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start: Date{101, 1, 1},
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end: Date{102, 1, 1},
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days: 365,
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},
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} {
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if got := test.start.AddDays(test.days); got != test.end {
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t.Errorf("[%s] %#v.AddDays(%v) = %#v, want %#v", test.desc, test.start, test.days, got, test.end)
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}
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if got := test.end.DaysSince(test.start); got != test.days {
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t.Errorf("[%s] %#v.Sub(%#v) = %v, want %v", test.desc, test.end, test.start, got, test.days)
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}
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}
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}
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func TestDateBefore(t *testing.T) {
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for _, test := range []struct {
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d1, d2 Date
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want bool
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}{
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{Date{2016, 12, 31}, Date{2017, 1, 1}, true},
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{Date{2016, 1, 1}, Date{2016, 1, 1}, false},
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{Date{2016, 12, 30}, Date{2016, 12, 31}, true},
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} {
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if got := test.d1.Before(test.d2); got != test.want {
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t.Errorf("%v.Before(%v): got %t, want %t", test.d1, test.d2, got, test.want)
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}
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}
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}
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func TestDateAfter(t *testing.T) {
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for _, test := range []struct {
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d1, d2 Date
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want bool
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}{
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{Date{2016, 12, 31}, Date{2017, 1, 1}, false},
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{Date{2016, 1, 1}, Date{2016, 1, 1}, false},
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{Date{2016, 12, 30}, Date{2016, 12, 31}, false},
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} {
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if got := test.d1.After(test.d2); got != test.want {
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t.Errorf("%v.After(%v): got %t, want %t", test.d1, test.d2, got, test.want)
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}
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}
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}
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func TestTimeToString(t *testing.T) {
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for _, test := range []struct {
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str string
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time Time
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roundTrip bool // ParseTime(str).String() == str?
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}{
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{"13:26:33", Time{13, 26, 33, 0}, true},
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{"01:02:03.000023456", Time{1, 2, 3, 23456}, true},
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{"00:00:00.000000001", Time{0, 0, 0, 1}, true},
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{"13:26:03.1", Time{13, 26, 3, 100000000}, false},
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{"13:26:33.0000003", Time{13, 26, 33, 300}, false},
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} {
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gotTime, err := ParseTime(test.str)
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if err != nil {
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t.Errorf("ParseTime(%q): got error: %v", test.str, err)
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continue
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}
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if gotTime != test.time {
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t.Errorf("ParseTime(%q) = %+v, want %+v", test.str, gotTime, test.time)
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}
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if test.roundTrip {
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gotStr := test.time.String()
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if gotStr != test.str {
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t.Errorf("%#v.String() = %q, want %q", test.time, gotStr, test.str)
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}
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}
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}
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}
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func TestTimeOf(t *testing.T) {
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for _, test := range []struct {
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time time.Time
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want Time
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}{
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{time.Date(2014, 8, 20, 15, 8, 43, 1, time.Local), Time{15, 8, 43, 1}},
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{time.Date(1, 1, 1, 0, 0, 0, 0, time.UTC), Time{0, 0, 0, 0}},
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} {
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if got := TimeOf(test.time); got != test.want {
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t.Errorf("TimeOf(%v) = %+v, want %+v", test.time, got, test.want)
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}
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}
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}
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func TestTimeIsValid(t *testing.T) {
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for _, test := range []struct {
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time Time
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want bool
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}{
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{Time{0, 0, 0, 0}, true},
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{Time{23, 0, 0, 0}, true},
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{Time{23, 59, 59, 999999999}, true},
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{Time{24, 59, 59, 999999999}, false},
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{Time{23, 60, 59, 999999999}, false},
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{Time{23, 59, 60, 999999999}, false},
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{Time{23, 59, 59, 1000000000}, false},
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{Time{-1, 0, 0, 0}, false},
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{Time{0, -1, 0, 0}, false},
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{Time{0, 0, -1, 0}, false},
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{Time{0, 0, 0, -1}, false},
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} {
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got := test.time.IsValid()
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if got != test.want {
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t.Errorf("%#v: got %t, want %t", test.time, got, test.want)
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}
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}
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}
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func TestDateTimeToString(t *testing.T) {
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for _, test := range []struct {
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str string
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dateTime DateTime
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roundTrip bool // ParseDateTime(str).String() == str?
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}{
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{"2016-03-22T13:26:33", DateTime{Date{2016, 03, 22}, Time{13, 26, 33, 0}}, true},
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{"2016-03-22T13:26:33.000000600", DateTime{Date{2016, 03, 22}, Time{13, 26, 33, 600}}, true},
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{"2016-03-22t13:26:33", DateTime{Date{2016, 03, 22}, Time{13, 26, 33, 0}}, false},
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} {
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gotDateTime, err := ParseDateTime(test.str)
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if err != nil {
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t.Errorf("ParseDateTime(%q): got error: %v", test.str, err)
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continue
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}
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if gotDateTime != test.dateTime {
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t.Errorf("ParseDateTime(%q) = %+v, want %+v", test.str, gotDateTime, test.dateTime)
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}
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if test.roundTrip {
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gotStr := test.dateTime.String()
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if gotStr != test.str {
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t.Errorf("%#v.String() = %q, want %q", test.dateTime, gotStr, test.str)
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}
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}
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}
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}
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func TestParseDateTimeErrors(t *testing.T) {
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for _, str := range []string{
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"",
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"2016-03-22", // just a date
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"13:26:33", // just a time
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"2016-03-22 13:26:33", // wrong separating character
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"2016-03-22T13:26:33x", // extra at end
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} {
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if _, err := ParseDateTime(str); err == nil {
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t.Errorf("ParseDateTime(%q) succeeded, want error", str)
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}
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}
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}
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func TestDateTimeOf(t *testing.T) {
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for _, test := range []struct {
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time time.Time
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want DateTime
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}{
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{time.Date(2014, 8, 20, 15, 8, 43, 1, time.Local),
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DateTime{Date{2014, 8, 20}, Time{15, 8, 43, 1}}},
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{time.Date(1, 1, 1, 0, 0, 0, 0, time.UTC),
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DateTime{Date{1, 1, 1}, Time{0, 0, 0, 0}}},
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} {
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if got := DateTimeOf(test.time); got != test.want {
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t.Errorf("DateTimeOf(%v) = %+v, want %+v", test.time, got, test.want)
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}
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}
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}
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func TestDateTimeIsValid(t *testing.T) {
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// No need to be exhaustive here; it's just Date.IsValid && Time.IsValid.
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for _, test := range []struct {
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dt DateTime
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want bool
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}{
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{DateTime{Date{2016, 3, 20}, Time{0, 0, 0, 0}}, true},
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{DateTime{Date{2016, -3, 20}, Time{0, 0, 0, 0}}, false},
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{DateTime{Date{2016, 3, 20}, Time{24, 0, 0, 0}}, false},
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} {
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got := test.dt.IsValid()
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if got != test.want {
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t.Errorf("%#v: got %t, want %t", test.dt, got, test.want)
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}
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}
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}
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func TestDateTimeIn(t *testing.T) {
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dt := DateTime{Date{2016, 1, 2}, Time{3, 4, 5, 6}}
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got := dt.In(time.UTC)
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want := time.Date(2016, 1, 2, 3, 4, 5, 6, time.UTC)
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if !got.Equal(want) {
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t.Errorf("got %v, want %v", got, want)
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}
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}
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func TestDateTimeBefore(t *testing.T) {
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d1 := Date{2016, 12, 31}
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d2 := Date{2017, 1, 1}
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t1 := Time{5, 6, 7, 8}
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t2 := Time{5, 6, 7, 9}
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for _, test := range []struct {
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dt1, dt2 DateTime
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want bool
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}{
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{DateTime{d1, t1}, DateTime{d2, t1}, true},
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{DateTime{d1, t1}, DateTime{d1, t2}, true},
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{DateTime{d2, t1}, DateTime{d1, t1}, false},
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{DateTime{d2, t1}, DateTime{d2, t1}, false},
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} {
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if got := test.dt1.Before(test.dt2); got != test.want {
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t.Errorf("%v.Before(%v): got %t, want %t", test.dt1, test.dt2, got, test.want)
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}
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}
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}
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func TestDateTimeAfter(t *testing.T) {
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d1 := Date{2016, 12, 31}
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d2 := Date{2017, 1, 1}
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t1 := Time{5, 6, 7, 8}
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t2 := Time{5, 6, 7, 9}
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for _, test := range []struct {
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dt1, dt2 DateTime
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want bool
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}{
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{DateTime{d1, t1}, DateTime{d2, t1}, false},
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{DateTime{d1, t1}, DateTime{d1, t2}, false},
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{DateTime{d2, t1}, DateTime{d1, t1}, true},
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{DateTime{d2, t1}, DateTime{d2, t1}, false},
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} {
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if got := test.dt1.After(test.dt2); got != test.want {
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t.Errorf("%v.After(%v): got %t, want %t", test.dt1, test.dt2, got, test.want)
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}
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}
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}
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func TestMarshalJSON(t *testing.T) {
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for _, test := range []struct {
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value interface{}
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want string
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}{
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{Date{1987, 4, 15}, `"1987-04-15"`},
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{Time{18, 54, 2, 0}, `"18:54:02"`},
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{DateTime{Date{1987, 4, 15}, Time{18, 54, 2, 0}}, `"1987-04-15T18:54:02"`},
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} {
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bgot, err := json.Marshal(test.value)
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if err != nil {
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t.Fatal(err)
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}
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if got := string(bgot); got != test.want {
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t.Errorf("%#v: got %s, want %s", test.value, got, test.want)
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}
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}
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}
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func TestUnmarshalJSON(t *testing.T) {
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var d Date
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var tm Time
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var dt DateTime
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for _, test := range []struct {
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data string
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ptr interface{}
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want interface{}
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}{
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{`"1987-04-15"`, &d, &Date{1987, 4, 15}},
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{`"1987-04-\u0031\u0035"`, &d, &Date{1987, 4, 15}},
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{`"18:54:02"`, &tm, &Time{18, 54, 2, 0}},
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{`"1987-04-15T18:54:02"`, &dt, &DateTime{Date{1987, 4, 15}, Time{18, 54, 2, 0}}},
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} {
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if err := json.Unmarshal([]byte(test.data), test.ptr); err != nil {
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t.Fatalf("%s: %v", test.data, err)
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}
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if !cmp.Equal(test.ptr, test.want) {
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t.Errorf("%s: got %#v, want %#v", test.data, test.ptr, test.want)
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}
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}
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for _, bad := range []string{"", `""`, `"bad"`, `"1987-04-15x"`,
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`19870415`, // a JSON number
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`11987-04-15x`, // not a JSON string
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} {
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if json.Unmarshal([]byte(bad), &d) == nil {
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t.Errorf("%q, Date: got nil, want error", bad)
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}
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if json.Unmarshal([]byte(bad), &tm) == nil {
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t.Errorf("%q, Time: got nil, want error", bad)
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}
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if json.Unmarshal([]byte(bad), &dt) == nil {
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t.Errorf("%q, DateTime: got nil, want error", bad)
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}
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}
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}
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