33 lines
1.1 KiB
Go
33 lines
1.1 KiB
Go
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package saas
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import (
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"testing"
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"time"
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)
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func TestHomeCalendarWeekUsesBeijingAcrossHostZonesAndBoundaries(t *testing.T) {
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cases := []struct{ instant, start, end string }{
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{"2026-10-04T15:59:59Z", "2026-09-28", "2026-10-05"},
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{"2026-10-04T16:00:00Z", "2026-10-05", "2026-10-12"},
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{"2026-10-05T16:00:00Z", "2026-10-05", "2026-10-12"},
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{"2025-12-31T16:00:00Z", "2025-12-29", "2026-01-05"},
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{"2026-03-08T16:00:00Z", "2026-03-09", "2026-03-16"},
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}
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for _, tc := range cases {
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at, err := time.Parse(time.RFC3339, tc.instant)
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if err != nil {
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t.Fatal(err)
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}
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for _, offset := range []int{-7 * 3600, 0, 8 * 3600, 9 * 3600} {
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start, end, err := homeCalendarWeek(at.In(time.FixedZone("host", offset)))
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if err != nil {
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t.Fatal(err)
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}
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_, gotOffset := start.Zone()
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if start.Location().String() != "Asia/Shanghai" || gotOffset != 8*3600 || start.Format("2006-01-02") != tc.start || end.Format("2006-01-02") != tc.end || start.Hour() != 0 || end.Sub(start) != 7*24*time.Hour {
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t.Fatalf("instant=%s hostOffset=%d start=%s end=%s", tc.instant, offset, start, end)
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}
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}
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}
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}
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