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145 lines
3.7 KiB
Fish
145 lines
3.7 KiB
Fish
#RUN: %fish %s
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function outnerr
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command echo out $argv
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command echo err $argv 1>&2
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end
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outnerr 0 &| count
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#CHECK: 2
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outnerr appendfd 2>>&1
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#CHECK: out appendfd
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#CHECK: err appendfd
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set -l tmpdir (mktemp -d)
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outnerr overwrite &>$tmpdir/file.txt
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cat $tmpdir/file.txt
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#CHECK: out overwrite
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#CHECK: err overwrite
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outnerr append &>>$tmpdir/file.txt
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cat $tmpdir/file.txt
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#CHECK: out overwrite
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#CHECK: err overwrite
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#CHECK: out append
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#CHECK: err append
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echo noclobber &>>?$tmpdir/file.txt
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#CHECKERR: {{.*}} The file {{.*}} already exists
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eval "echo foo |& false"
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#CHECKERR: {{.*}} |& is not valid. In fish, use &| to pipe both stdout and stderr.
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#CHECKERR: echo foo |& false
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#CHECKERR: ^^
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# Ensure that redirection empty data still creates the file.
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rm -f $tmpdir/file.txt
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test -f $tmpdir/file.txt && echo "File exists" || echo "File does not exist"
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#CHECK: File does not exist
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echo -n >$tmpdir/file.txt
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test -f $tmpdir/file.txt && echo "File exists" || echo "File does not exist"
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#CHECK: File exists
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rm $tmpdir/file.txt
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echo -n 2>$tmpdir/file.txt
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test -f $tmpdir/file.txt && echo "File exists" || echo "File does not exist"
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#CHECK: File exists
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rm $tmpdir/file.txt
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function redir_to_argv1
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if set -q argv[1]
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redir_to_argv1 >$argv[1]
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end
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echo foo
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end
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redir_to_argv1 $tmpdir/bar
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# CHECK: foo
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cat $tmpdir/bar
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# CHECK: foo
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rm $tmpdir/bar
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# Verify that we can turn stderr into stdout and then pipe it
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# Note that the order here has historically been unspecified - 'errput' could conceivably appear before 'output'.
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begin
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echo output
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echo errput 1>&2
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end 2>&1 | sort | tee $tmpdir/tee_test.txt
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cat $tmpdir/tee_test.txt
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rm $tmpdir/tee_test.txt
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rmdir $tmpdir
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#CHECK: errput
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#CHECK: output
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#CHECK: errput
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#CHECK: output
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# Test that trailing ^ doesn't trigger redirection, see #1873
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echo caret_no_redirect 12345^
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#CHECK: caret_no_redirect 12345^
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# Verify that we can pipe something other than stdout
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# The first line should be printed, since we output to stdout but pipe stderr to /dev/null
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# The second line should not be printed, since we output to stderr and pipe it to /dev/null
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begin
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echo is_stdout
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end 2>| cat >/dev/null
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begin
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echo is_stderr 1>&2
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end 2>| cat >/dev/null
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#CHECK: is_stdout
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# Verify builtin behavior with closed stdin.
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# count silently ignores closed stdin, others may print an error.
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true <&-
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echo $status
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#CHECK: 0
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test -t 0 <&-
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echo $status
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#CHECK: 1
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read abc <&-
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#CHECKERR: read: stdin is closed
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# This one should output nothing.
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echo derp >&-
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# Redirection to 0, 1, 2 should always work. We don't test 0 since writing to stdin is weird and unpredictable.
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echo hooray1 >&1
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echo hooray2 >&2
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#CHECK: hooray1
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#CHECKERR: hooray2
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# "Verify that pipes don't conflict with fd redirections"
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# This code is very similar to eval. We go over a bunch of fads
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# to make it likely that we will nominally conflict with a pipe
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# fish is supposed to detect this case and dup the pipe to something else
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echo "/bin/echo pipe 3 <&3 3<&-" | source 3<&0
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echo "/bin/echo pipe 4 <&4 4<&-" | source 4<&0
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echo "/bin/echo pipe 5 <&5 5<&-" | source 5<&0
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echo "/bin/echo pipe 6 <&6 6<&-" | source 6<&0
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echo "/bin/echo pipe 7 <&7 7<&-" | source 7<&0
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echo "/bin/echo pipe 8 <&8 8<&-" | source 8<&0
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echo "/bin/echo pipe 9 <&9 9<&-" | source 9<&0
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echo "/bin/echo pipe 10 <&10 10<&-" | source 10<&0
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echo "/bin/echo pipe 11 <&11 11<&-" | source 11<&0
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echo "/bin/echo pipe 12 <&12 12<&-" | source 12<&0
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#CHECK: pipe 3
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#CHECK: pipe 4
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#CHECK: pipe 5
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#CHECK: pipe 6
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#CHECK: pipe 7
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#CHECK: pipe 8
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#CHECK: pipe 9
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#CHECK: pipe 10
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#CHECK: pipe 11
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#CHECK: pipe 12
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echo foo >/bin/echo/file
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#CHECKERR: warning: An error occurred while redirecting file '/bin/echo/file'
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#CHECKERR: warning: Path '/bin/echo' is not a directory
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