63 lines
1.4 KiB
Go
63 lines
1.4 KiB
Go
package platform
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import (
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"os"
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"path"
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"runtime"
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"testing"
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"time"
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"github.com/tetratelabs/wazero/internal/testing/require"
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)
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func Test_StatTimes(t *testing.T) {
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tmpDir := t.TempDir()
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file := path.Join(tmpDir, "file")
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err := os.WriteFile(file, []byte{}, 0o700)
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require.NoError(t, err)
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type test struct {
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name string
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atimeNsec, mtimeNsec int64
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}
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// Note: This sets microsecond granularity because Windows doesn't support
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// nanosecond.
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tests := []test{
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{
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name: "positive",
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atimeNsec: time.Unix(123, 4*1e3).UnixNano(),
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mtimeNsec: time.Unix(567, 8*1e3).UnixNano(),
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},
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{name: "zero"},
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}
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// linux and freebsd report inaccurate results when the input ts is negative.
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if runtime.GOOS == "windows" || runtime.GOOS == "darwin" {
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tests = append(tests,
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test{
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name: "negative",
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atimeNsec: time.Unix(-123, -4*1e3).UnixNano(),
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mtimeNsec: time.Unix(-567, -8*1e3).UnixNano(),
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},
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)
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}
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for _, tt := range tests {
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tc := tt
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t.Run(tc.name, func(t *testing.T) {
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err := os.Chtimes(file, time.UnixMicro(tc.atimeNsec/1e3), time.UnixMicro(tc.mtimeNsec/1e3))
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require.NoError(t, err)
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stat, err := os.Stat(file)
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require.NoError(t, err)
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atimeNsec, mtimeNsec, _ := StatTimes(stat)
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if CompilerSupported() {
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require.Equal(t, atimeNsec, tc.atimeNsec)
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} // else only mtimes will return.
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require.Equal(t, mtimeNsec, tc.mtimeNsec)
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})
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}
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}
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