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37 lines
1.3 KiB
Go
37 lines
1.3 KiB
Go
// +build !windows,!plan9,!js
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package eval
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import (
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"fmt"
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"runtime"
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"syscall"
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"testing"
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"github.com/elves/elvish/pkg/tt"
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)
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func TestExternalCmdExit_Error(t *testing.T) {
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tt.Test(t, tt.Fn("Error", error.Error), tt.Table{
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tt.Args(ExternalCmdExit{0x0, "ls", 1}).Rets("ls exited with 0"),
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tt.Args(ExternalCmdExit{0x100, "ls", 1}).Rets("ls exited with 1"),
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// Note: all Unix'es have SIGINT = 2 and the syscall package has same
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// string for it ("interrupt").
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tt.Args(ExternalCmdExit{0x2, "ls", 1}).Rets("ls killed by signal interrupt"),
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// 0x80 + signal for core dumped
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tt.Args(ExternalCmdExit{0x82, "ls", 1}).Rets("ls killed by signal interrupt (core dumped)"),
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// 0x7f + signal<<8 for stopped
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tt.Args(ExternalCmdExit{0x27f, "ls", 1}).Rets("ls stopped by signal interrupt (pid=1)"),
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})
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if runtime.GOOS == "linux" {
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tt.Test(t, tt.Fn("Error", error.Error), tt.Table{
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// 0x057f + cause<<16 for trapped. SIGTRAP is 5 on all Unix'es but have
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// different string representations on different OSes.
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tt.Args(ExternalCmdExit{0x1057f, "ls", 1}).Rets(fmt.Sprintf(
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"ls stopped by signal %s (pid=1) (trapped 1)", syscall.SIGTRAP)),
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// 0xff is the only exit code that is not exited, signaled or stopped.
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tt.Args(ExternalCmdExit{0xff, "ls", 1}).Rets("ls has unknown WaitStatus 255"),
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})
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}
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}
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