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0849541268
Take advantage of test_write_lines() to generate line-oriented output rather than using for-loops or a series of `echo` commands. Not only is test_write_lines() a natural fit for such a task, but there is less opportunity for a broken &&-chain. Signed-off-by: Eric Sunshine <sunshine@sunshineco.com> Reviewed-by: Elijah Newren <newren@gmail.com> Signed-off-by: Junio C Hamano <gitster@pobox.com>
92 lines
1.8 KiB
Bash
Executable file
92 lines
1.8 KiB
Bash
Executable file
#!/bin/sh
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#
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# Copyright (c) 2005 Junio C Hamano
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#
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test_description='git apply in reverse
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'
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. ./test-lib.sh
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test_expect_success setup '
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test_write_lines a b c d e f g h i j k l m n >file1 &&
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perl -pe "y/ijk/\\000\\001\\002/" <file1 >file2 &&
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git add file1 file2 &&
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git commit -m initial &&
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git tag initial &&
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test_write_lines a b c g h i J K L m o n p q >file1 &&
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perl -pe "y/mon/\\000\\001\\002/" <file1 >file2 &&
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git commit -a -m second &&
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git tag second &&
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git diff --binary initial second >patch
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'
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test_expect_success 'apply in forward' '
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T0=$(git rev-parse "second^{tree}") &&
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git reset --hard initial &&
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git apply --index --binary patch &&
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T1=$(git write-tree) &&
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test "$T0" = "$T1"
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'
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test_expect_success 'apply in reverse' '
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git reset --hard second &&
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git apply --reverse --binary --index patch &&
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git diff >diff &&
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test_must_be_empty diff
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'
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test_expect_success 'setup separate repository lacking postimage' '
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git archive --format=tar --prefix=initial/ initial | $TAR xf - &&
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(
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cd initial && git init && git add .
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) &&
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git archive --format=tar --prefix=second/ second | $TAR xf - &&
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(
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cd second && git init && git add .
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)
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'
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test_expect_success 'apply in forward without postimage' '
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T0=$(git rev-parse "second^{tree}") &&
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(
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cd initial &&
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git apply --index --binary ../patch &&
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T1=$(git write-tree) &&
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test "$T0" = "$T1"
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)
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'
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test_expect_success 'apply in reverse without postimage' '
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T0=$(git rev-parse "initial^{tree}") &&
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(
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cd second &&
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git apply --index --binary --reverse ../patch &&
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T1=$(git write-tree) &&
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test "$T0" = "$T1"
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)
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'
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test_expect_success 'reversing a whitespace introduction' '
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sed "s/a/a /" < file1 > file1.new &&
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mv file1.new file1 &&
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git diff | git apply --reverse --whitespace=error
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'
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test_done
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