mirror of
https://github.com/go-sylixos/elvish.git
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31 lines
654 B
Go
31 lines
654 B
Go
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package sys
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import (
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"syscall"
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"testing"
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)
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func mustNil(e error) {
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if e != nil {
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panic("error is not nil")
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}
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}
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func TestGetSetNonblock(t *testing.T) {
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var p [2]int
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mustNil(syscall.Pipe(p[:]))
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for _, b := range []bool{true, false} {
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if e := SetNonblock(p[0], b); e != nil {
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t.Errorf("SetNonblock(%v, %v) => %v, want <nil>", p[0], b, e)
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}
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if nb, e := GetNonblock(p[0]); nb != b || e != nil {
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t.Errorf("GetNonblock(%v) => (%v, %v), want (%v, <nil>)", p[0], nb, e, b)
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}
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}
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syscall.Close(p[0])
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syscall.Close(p[1])
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if e := SetNonblock(p[0], true); e == nil {
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t.Errorf("SetNonblock(%v, true) => <nil>, want non-<nil>", p[0])
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}
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}
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