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![Eric Sunshine](/assets/img/avatar_default.png)
Failures within `for` and `while` loops can go unnoticed if not detected and signaled manually since the loop itself does not abort when a contained command fails, nor will a failure necessarily be detected when the loop finishes since the loop returns the exit code of the last command it ran on the final iteration, which may not be the command which failed. Therefore, detect and signal failures manually within loops using the idiom `|| return 1` (or `|| exit 1` within subshells). Signed-off-by: Eric Sunshine <sunshine@sunshineco.com> Reviewed-by: Elijah Newren <newren@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
122 lines
3 KiB
Bash
Executable file
122 lines
3 KiB
Bash
Executable file
#!/bin/sh
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#
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# Copyright (C) 2015 Kyle J. McKay
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#
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test_description='git apply test patches with whitespace expansion.'
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. ./test-lib.sh
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test_expect_success setup '
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#
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## create test-N, patchN.patch, expect-N files
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#
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# test 1
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printf "\t%s\n" 1 2 3 4 5 6 >before &&
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printf "\t%s\n" 1 2 3 >after &&
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printf "%64s\n" a b c >>after &&
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printf "\t%s\n" 4 5 6 >>after &&
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test_expect_code 1 git diff --no-index before after >patch1.patch.raw &&
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sed -e "s/before/test-1/" -e "s/after/test-1/" patch1.patch.raw >patch1.patch &&
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printf "%64s\n" 1 2 3 4 5 6 >test-1 &&
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printf "%64s\n" 1 2 3 a b c 4 5 6 >expect-1 &&
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# test 2
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printf "\t%s\n" a b c d e f >before &&
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printf "\t%s\n" a b c >after &&
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n=10 &&
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x=1 &&
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while test $x -lt $n
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do
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printf "%63s%d\n" "" $x >>after &&
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x=$(( $x + 1 )) || return 1
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done &&
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printf "\t%s\n" d e f >>after &&
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test_expect_code 1 git diff --no-index before after >patch2.patch.raw &&
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sed -e "s/before/test-2/" -e "s/after/test-2/" patch2.patch.raw >patch2.patch &&
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printf "%64s\n" a b c d e f >test-2 &&
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printf "%64s\n" a b c >expect-2 &&
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x=1 &&
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while test $x -lt $n
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do
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printf "%63s%d\n" "" $x >>expect-2 &&
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x=$(( $x + 1 )) || return 1
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done &&
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printf "%64s\n" d e f >>expect-2 &&
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# test 3
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printf "\t%s\n" a b c d e f >before &&
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printf "\t%s\n" a b c >after &&
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n=100 &&
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x=0 &&
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while test $x -lt $n
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do
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printf "%63s%02d\n" "" $x >>after &&
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x=$(( $x + 1 )) || return 1
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done &&
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printf "\t%s\n" d e f >>after &&
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test_expect_code 1 git diff --no-index before after >patch3.patch.raw &&
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sed -e "s/before/test-3/" -e "s/after/test-3/" patch3.patch.raw >patch3.patch &&
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printf "%64s\n" a b c d e f >test-3 &&
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printf "%64s\n" a b c >expect-3 &&
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x=0 &&
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while test $x -lt $n
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do
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printf "%63s%02d\n" "" $x >>expect-3 &&
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x=$(( $x + 1 )) || return 1
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done &&
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printf "%64s\n" d e f >>expect-3 &&
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# test 4
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>before &&
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x=0 &&
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while test $x -lt 50
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do
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printf "\t%02d\n" $x >>before &&
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x=$(( $x + 1 )) || return 1
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done &&
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cat before >after &&
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printf "%64s\n" a b c >>after &&
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while test $x -lt 100
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do
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printf "\t%02d\n" $x >>before &&
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printf "\t%02d\n" $x >>after &&
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x=$(( $x + 1 )) || return 1
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done &&
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test_expect_code 1 git diff --no-index before after >patch4.patch.raw &&
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sed -e "s/before/test-4/" -e "s/after/test-4/" patch4.patch.raw >patch4.patch &&
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>test-4 &&
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x=0 &&
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while test $x -lt 50
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do
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printf "%63s%02d\n" "" $x >>test-4 &&
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x=$(( $x + 1 )) || return 1
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done &&
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cat test-4 >expect-4 &&
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printf "%64s\n" a b c >>expect-4 &&
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while test $x -lt 100
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do
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printf "%63s%02d\n" "" $x >>test-4 &&
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printf "%63s%02d\n" "" $x >>expect-4 &&
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x=$(( $x + 1 )) || return 1
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done &&
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git config core.whitespace tab-in-indent,tabwidth=63 &&
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git config apply.whitespace fix
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'
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# Note that `patch` can successfully apply all patches when run
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# with the --ignore-whitespace option.
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for t in 1 2 3 4
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do
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test_expect_success 'apply with ws expansion (t=$t)' '
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git apply patch$t.patch &&
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test_cmp expect-$t test-$t
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'
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done
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test_done
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