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52 lines
1.3 KiB
Go
52 lines
1.3 KiB
Go
//go:build !windows && !plan9
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// +build !windows,!plan9
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package eval_test
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import (
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"os"
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"strings"
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"testing"
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. "src.elv.sh/pkg/eval/evaltest"
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"src.elv.sh/pkg/testutil"
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)
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func TestPipeline_ReaderGone_Unix(t *testing.T) {
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Test(t,
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// External commands terminated by SIGPIPE due to reader exiting early
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// raise ReaderGone, which is then suppressed.
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That("yes | true").DoesNothing(),
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That(
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"var reached = $false",
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"{ yes; reached = $true } | true",
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"put $reached",
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).Puts(false),
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)
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}
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func TestCommand_Unix(t *testing.T) {
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testutil.InTempDir(t)
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mustWriteScript("foo", "#!/bin/sh", "echo foo")
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mustWriteScript("lorem/ipsum", "#!/bin/sh", "echo lorem ipsum")
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Test(t,
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// External commands.
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That("./foo").Prints("foo\n"),
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That("lorem/ipsum").Prints("lorem ipsum\n"),
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// Using the explicit e: namespace.
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That("e:./foo").Prints("foo\n"),
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// Names of external commands may be built dynamically.
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That("x = ipsum", "lorem/$x").Prints("lorem ipsum\n"),
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// Using new FD as destination in external commands.
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// Regression test against b.elv.sh/788.
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That("./foo 5</dev/null").Prints("foo\n"),
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)
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}
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func mustWriteScript(name string, lines ...string) {
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testutil.MustWriteFile(name, strings.Join(lines, "\n"))
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testutil.Must(os.Chmod(name, 0700))
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}
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