298 lines
6.6 KiB
Bash
Executable File
298 lines
6.6 KiB
Bash
Executable File
#!/bin/sh
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test_description='diff whitespace error detection'
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. ./test-lib.sh
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test_expect_success setup '
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git config diff.color.whitespace "blue reverse" &&
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>F &&
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git add F &&
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echo " Eight SP indent" >>F &&
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echo " HT and SP indent" >>F &&
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echo "With trailing SP " >>F &&
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echo "Carriage ReturnQ" | tr Q "\015" >>F &&
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echo "No problem" >>F &&
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echo >>F
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'
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blue_grep='7;34m' ;# ESC [ 7 ; 3 4 m
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printf "\033[%s" "$blue_grep" >check-grep
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if (grep "$blue_grep" <check-grep | grep "$blue_grep") >/dev/null 2>&1
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then
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grep_a=grep
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elif (grep -a "$blue_grep" <check-grep | grep -a "$blue_grep") >/dev/null 2>&1
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then
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grep_a='grep -a'
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else
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grep_a=grep ;# expected to fail...
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fi
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rm -f check-grep
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prepare_output () {
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git diff --color >output
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$grep_a "$blue_grep" output >error
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$grep_a -v "$blue_grep" output >normal
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return 0
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}
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test_expect_success default '
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prepare_output &&
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grep Eight normal >/dev/null &&
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grep HT error >/dev/null &&
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grep With error >/dev/null &&
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grep Return error >/dev/null &&
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grep No normal >/dev/null
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'
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test_expect_success 'default (attribute)' '
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test_might_fail git config --unset core.whitespace &&
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echo "F whitespace" >.gitattributes &&
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prepare_output &&
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grep Eight error >/dev/null &&
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grep HT error >/dev/null &&
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grep With error >/dev/null &&
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grep Return error >/dev/null &&
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grep No normal >/dev/null
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'
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test_expect_success 'default, tabwidth=10 (attribute)' '
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git config core.whitespace "tabwidth=10" &&
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echo "F whitespace" >.gitattributes &&
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prepare_output &&
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grep Eight normal >/dev/null &&
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grep HT error >/dev/null &&
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grep With error >/dev/null &&
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grep Return error >/dev/null &&
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grep No normal >/dev/null
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'
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test_expect_success 'no check (attribute)' '
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test_might_fail git config --unset core.whitespace &&
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echo "F -whitespace" >.gitattributes &&
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prepare_output &&
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grep Eight normal >/dev/null &&
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grep HT normal >/dev/null &&
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grep With normal >/dev/null &&
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grep Return normal >/dev/null &&
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grep No normal >/dev/null
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'
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test_expect_success 'no check, tabwidth=10 (attribute), must be irrelevant' '
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git config core.whitespace "tabwidth=10" &&
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echo "F -whitespace" >.gitattributes &&
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prepare_output &&
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grep Eight normal >/dev/null &&
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grep HT normal >/dev/null &&
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grep With normal >/dev/null &&
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grep Return normal >/dev/null &&
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grep No normal >/dev/null
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'
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test_expect_success 'without -trail' '
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rm -f .gitattributes &&
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git config core.whitespace -trail &&
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prepare_output &&
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grep Eight normal >/dev/null &&
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grep HT error >/dev/null &&
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grep With normal >/dev/null &&
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grep Return normal >/dev/null &&
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grep No normal >/dev/null
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'
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test_expect_success 'without -trail (attribute)' '
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test_might_fail git config --unset core.whitespace &&
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echo "F whitespace=-trail" >.gitattributes &&
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prepare_output &&
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grep Eight normal >/dev/null &&
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grep HT error >/dev/null &&
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grep With normal >/dev/null &&
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grep Return normal >/dev/null &&
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grep No normal >/dev/null
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'
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test_expect_success 'without -space' '
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rm -f .gitattributes &&
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git config core.whitespace -space &&
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prepare_output &&
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grep Eight normal >/dev/null &&
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grep HT normal >/dev/null &&
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grep With error >/dev/null &&
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grep Return error >/dev/null &&
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grep No normal >/dev/null
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'
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test_expect_success 'without -space (attribute)' '
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test_might_fail git config --unset core.whitespace &&
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echo "F whitespace=-space" >.gitattributes &&
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prepare_output &&
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grep Eight normal >/dev/null &&
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grep HT normal >/dev/null &&
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grep With error >/dev/null &&
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grep Return error >/dev/null &&
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grep No normal >/dev/null
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'
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test_expect_success 'with indent-non-tab only' '
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rm -f .gitattributes &&
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git config core.whitespace indent,-trailing,-space &&
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prepare_output &&
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grep Eight error >/dev/null &&
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grep HT normal >/dev/null &&
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grep With normal >/dev/null &&
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grep Return normal >/dev/null &&
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grep No normal >/dev/null
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'
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test_expect_success 'with indent-non-tab only (attribute)' '
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test_might_fail git config --unset core.whitespace &&
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echo "F whitespace=indent,-trailing,-space" >.gitattributes &&
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prepare_output &&
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grep Eight error >/dev/null &&
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grep HT normal >/dev/null &&
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grep With normal >/dev/null &&
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grep Return normal >/dev/null &&
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grep No normal >/dev/null
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'
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test_expect_success 'with indent-non-tab only, tabwidth=10' '
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rm -f .gitattributes &&
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git config core.whitespace indent,tabwidth=10,-trailing,-space &&
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prepare_output &&
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grep Eight normal >/dev/null &&
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grep HT normal >/dev/null &&
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grep With normal >/dev/null &&
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grep Return normal >/dev/null &&
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grep No normal >/dev/null
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'
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test_expect_success 'with indent-non-tab only, tabwidth=10 (attribute)' '
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test_might_fail git config --unset core.whitespace &&
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echo "F whitespace=indent,-trailing,-space,tabwidth=10" >.gitattributes &&
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prepare_output &&
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grep Eight normal >/dev/null &&
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grep HT normal >/dev/null &&
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grep With normal >/dev/null &&
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grep Return normal >/dev/null &&
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grep No normal >/dev/null
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'
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test_expect_success 'with cr-at-eol' '
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rm -f .gitattributes &&
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git config core.whitespace cr-at-eol &&
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prepare_output &&
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grep Eight normal >/dev/null &&
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grep HT error >/dev/null &&
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grep With error >/dev/null &&
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grep Return normal >/dev/null &&
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grep No normal >/dev/null
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'
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test_expect_success 'with cr-at-eol (attribute)' '
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test_might_fail git config --unset core.whitespace &&
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echo "F whitespace=trailing,cr-at-eol" >.gitattributes &&
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prepare_output &&
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grep Eight normal >/dev/null &&
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grep HT error >/dev/null &&
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grep With error >/dev/null &&
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grep Return normal >/dev/null &&
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grep No normal >/dev/null
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'
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test_expect_success 'trailing empty lines (1)' '
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rm -f .gitattributes &&
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test_must_fail git diff --check >output &&
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grep "new blank line at" output &&
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grep "trailing whitespace" output
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'
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test_expect_success 'trailing empty lines (2)' '
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echo "F -whitespace" >.gitattributes &&
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git diff --check >output &&
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test_must_be_empty output
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'
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test_expect_success 'checkdiff shows correct line number for trailing blank lines' '
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printf "a\nb\n" > G &&
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git add G &&
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printf "x\nx\nx\na\nb\nc\n\n" > G &&
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[ "$(git diff --check -- G)" = "G:7: new blank line at EOF." ]
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'
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test_expect_success 'do not color trailing cr in context' '
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test_might_fail git config --unset core.whitespace &&
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rm -f .gitattributes &&
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echo AAAQ | tr Q "\015" >G &&
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git add G &&
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echo BBBQ | tr Q "\015" >>G &&
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git diff --color G | tr "\015" Q >output &&
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grep "BBB.*${blue_grep}Q" output &&
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grep "AAA.*\[mQ" output
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'
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test_expect_success 'color new trailing blank lines' '
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{ echo a; echo b; echo; echo; } >x &&
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git add x &&
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{ echo a; echo; echo; echo; echo c; echo; echo; echo; echo; } >x &&
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git diff --color x >output &&
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cnt=$($grep_a "${blue_grep}" output | wc -l) &&
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test $cnt = 2
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'
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test_done
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