mirror of
https://github.com/git/git.git
synced 2024-12-14 04:18:16 +08:00
869 lines
24 KiB
Bash
Executable File
869 lines
24 KiB
Bash
Executable File
#!/bin/sh
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#
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# Copyright (c) 2009, 2010, 2012, 2013 David Aguilar
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#
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test_description='git-difftool
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Testing basic diff tool invocation
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'
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GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME=main
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export GIT_TEST_DEFAULT_INITIAL_BRANCH_NAME
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. ./test-lib.sh
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difftool_test_setup ()
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{
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test_config diff.tool test-tool &&
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test_config difftool.test-tool.cmd 'cat "$LOCAL"' &&
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test_config difftool.bogus-tool.cmd false
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}
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prompt_given ()
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{
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prompt="$1"
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test "$prompt" = "Launch 'test-tool' [Y/n]? branch"
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}
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test_expect_success 'basic usage requires no repo' '
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test_expect_code 129 git difftool -h >output &&
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test_i18ngrep ^usage: output &&
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# create a ceiling directory to prevent Git from finding a repo
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mkdir -p not/repo &&
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test_when_finished rm -r not &&
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test_expect_code 129 \
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env GIT_CEILING_DIRECTORIES="$(pwd)/not" \
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git -C not/repo difftool -h >output &&
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test_i18ngrep ^usage: output
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'
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# Create a file on main and change it on branch
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test_expect_success 'setup' '
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echo main >file &&
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git add file &&
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git commit -m "added file" &&
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git checkout -b branch main &&
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echo branch >file &&
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git commit -a -m "branch changed file" &&
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git checkout main
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'
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# Configure a custom difftool.<tool>.cmd and use it
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test_expect_success 'custom commands' '
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difftool_test_setup &&
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test_config difftool.test-tool.cmd "cat \"\$REMOTE\"" &&
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echo main >expect &&
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git difftool --no-prompt branch >actual &&
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test_cmp expect actual &&
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test_config difftool.test-tool.cmd "cat \"\$LOCAL\"" &&
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echo branch >expect &&
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git difftool --no-prompt branch >actual &&
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test_cmp expect actual
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'
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test_expect_success 'custom tool commands override built-ins' '
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test_config difftool.vimdiff.cmd "cat \"\$REMOTE\"" &&
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echo main >expect &&
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git difftool --tool vimdiff --no-prompt branch >actual &&
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test_cmp expect actual
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'
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test_expect_success 'difftool ignores bad --tool values' '
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: >expect &&
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test_must_fail \
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git difftool --no-prompt --tool=bad-tool branch >actual &&
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test_cmp expect actual
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'
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test_expect_success 'difftool forwards arguments to diff' '
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difftool_test_setup &&
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>for-diff &&
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git add for-diff &&
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echo changes>for-diff &&
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git add for-diff &&
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: >expect &&
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git difftool --cached --no-prompt -- for-diff >actual &&
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test_cmp expect actual &&
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git reset -- for-diff &&
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rm for-diff
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'
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test_expect_success 'difftool ignores exit code' '
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test_config difftool.error.cmd false &&
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git difftool -y -t error branch
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'
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test_expect_success 'difftool forwards exit code with --trust-exit-code' '
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test_config difftool.error.cmd false &&
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test_must_fail git difftool -y --trust-exit-code -t error branch
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'
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test_expect_success 'difftool forwards exit code with --trust-exit-code for built-ins' '
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test_config difftool.vimdiff.path false &&
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test_must_fail git difftool -y --trust-exit-code -t vimdiff branch
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'
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test_expect_success 'difftool honors difftool.trustExitCode = true' '
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test_config difftool.error.cmd false &&
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test_config difftool.trustExitCode true &&
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test_must_fail git difftool -y -t error branch
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'
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test_expect_success 'difftool honors difftool.trustExitCode = false' '
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test_config difftool.error.cmd false &&
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test_config difftool.trustExitCode false &&
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git difftool -y -t error branch
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'
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test_expect_success 'difftool ignores exit code with --no-trust-exit-code' '
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test_config difftool.error.cmd false &&
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test_config difftool.trustExitCode true &&
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git difftool -y --no-trust-exit-code -t error branch
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'
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test_expect_success 'difftool stops on error with --trust-exit-code' '
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test_when_finished "rm -f for-diff .git/fail-right-file" &&
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test_when_finished "git reset -- for-diff" &&
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write_script .git/fail-right-file <<-\EOF &&
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echo failed
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exit 1
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EOF
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>for-diff &&
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git add for-diff &&
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test_must_fail git difftool -y --trust-exit-code \
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--extcmd .git/fail-right-file branch >actual &&
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test_line_count = 1 actual
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'
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test_expect_success 'difftool honors exit status if command not found' '
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test_config difftool.nonexistent.cmd i-dont-exist &&
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test_config difftool.trustExitCode false &&
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test_must_fail git difftool -y -t nonexistent branch
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'
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test_expect_success 'difftool honors --gui' '
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difftool_test_setup &&
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test_config merge.tool bogus-tool &&
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test_config diff.tool bogus-tool &&
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test_config diff.guitool test-tool &&
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echo branch >expect &&
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git difftool --no-prompt --gui branch >actual &&
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test_cmp expect actual
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'
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test_expect_success 'difftool --gui last setting wins' '
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difftool_test_setup &&
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: >expect &&
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git difftool --no-prompt --gui --no-gui >actual &&
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test_cmp expect actual &&
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test_config merge.tool bogus-tool &&
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test_config diff.tool bogus-tool &&
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test_config diff.guitool test-tool &&
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echo branch >expect &&
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git difftool --no-prompt --no-gui --gui branch >actual &&
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test_cmp expect actual
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'
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test_expect_success 'difftool --gui works without configured diff.guitool' '
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difftool_test_setup &&
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echo branch >expect &&
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git difftool --no-prompt --gui branch >actual &&
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test_cmp expect actual
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'
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# Specify the diff tool using $GIT_DIFF_TOOL
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test_expect_success 'GIT_DIFF_TOOL variable' '
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difftool_test_setup &&
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git config --unset diff.tool &&
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echo branch >expect &&
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GIT_DIFF_TOOL=test-tool git difftool --no-prompt branch >actual &&
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test_cmp expect actual
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'
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# Test the $GIT_*_TOOL variables and ensure
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# that $GIT_DIFF_TOOL always wins unless --tool is specified
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test_expect_success 'GIT_DIFF_TOOL overrides' '
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difftool_test_setup &&
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test_config diff.tool bogus-tool &&
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test_config merge.tool bogus-tool &&
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echo branch >expect &&
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GIT_DIFF_TOOL=test-tool git difftool --no-prompt branch >actual &&
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test_cmp expect actual &&
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test_config diff.tool bogus-tool &&
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test_config merge.tool bogus-tool &&
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GIT_DIFF_TOOL=bogus-tool \
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git difftool --no-prompt --tool=test-tool branch >actual &&
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test_cmp expect actual
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'
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# Test that we don't have to pass --no-prompt to difftool
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# when $GIT_DIFFTOOL_NO_PROMPT is true
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test_expect_success 'GIT_DIFFTOOL_NO_PROMPT variable' '
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difftool_test_setup &&
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echo branch >expect &&
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GIT_DIFFTOOL_NO_PROMPT=true git difftool branch >actual &&
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test_cmp expect actual
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'
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# git-difftool supports the difftool.prompt variable.
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# Test that GIT_DIFFTOOL_PROMPT can override difftool.prompt = false
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test_expect_success 'GIT_DIFFTOOL_PROMPT variable' '
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difftool_test_setup &&
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test_config difftool.prompt false &&
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echo >input &&
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GIT_DIFFTOOL_PROMPT=true git difftool branch <input >output &&
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prompt=$(tail -1 <output) &&
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prompt_given "$prompt"
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'
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# Test that we don't have to pass --no-prompt when difftool.prompt is false
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test_expect_success 'difftool.prompt config variable is false' '
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difftool_test_setup &&
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test_config difftool.prompt false &&
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echo branch >expect &&
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git difftool branch >actual &&
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test_cmp expect actual
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'
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# Test that we don't have to pass --no-prompt when mergetool.prompt is false
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test_expect_success 'difftool merge.prompt = false' '
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difftool_test_setup &&
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test_might_fail git config --unset difftool.prompt &&
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test_config mergetool.prompt false &&
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echo branch >expect &&
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git difftool branch >actual &&
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test_cmp expect actual
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'
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# Test that the -y flag can override difftool.prompt = true
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test_expect_success 'difftool.prompt can overridden with -y' '
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difftool_test_setup &&
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test_config difftool.prompt true &&
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echo branch >expect &&
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git difftool -y branch >actual &&
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test_cmp expect actual
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'
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# Test that the --prompt flag can override difftool.prompt = false
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test_expect_success 'difftool.prompt can overridden with --prompt' '
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difftool_test_setup &&
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test_config difftool.prompt false &&
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echo >input &&
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git difftool --prompt branch <input >output &&
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prompt=$(tail -1 <output) &&
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prompt_given "$prompt"
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'
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# Test that the last flag passed on the command-line wins
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test_expect_success 'difftool last flag wins' '
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difftool_test_setup &&
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echo branch >expect &&
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git difftool --prompt --no-prompt branch >actual &&
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test_cmp expect actual &&
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echo >input &&
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git difftool --no-prompt --prompt branch <input >output &&
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prompt=$(tail -1 <output) &&
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prompt_given "$prompt"
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'
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# git-difftool falls back to git-mergetool config variables
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# so test that behavior here
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test_expect_success 'difftool + mergetool config variables' '
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test_config merge.tool test-tool &&
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test_config mergetool.test-tool.cmd "cat \$LOCAL" &&
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echo branch >expect &&
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git difftool --no-prompt branch >actual &&
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test_cmp expect actual &&
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git difftool --gui --no-prompt branch >actual &&
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test_cmp expect actual &&
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# set merge.tool to something bogus, diff.tool to test-tool
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test_config merge.tool bogus-tool &&
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test_config diff.tool test-tool &&
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git difftool --no-prompt branch >actual &&
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test_cmp expect actual &&
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git difftool --gui --no-prompt branch >actual &&
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test_cmp expect actual &&
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# set merge.tool, diff.tool to something bogus, merge.guitool to test-tool
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test_config diff.tool bogus-tool &&
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test_config merge.guitool test-tool &&
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git difftool --gui --no-prompt branch >actual &&
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test_cmp expect actual &&
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# set merge.tool, diff.tool, merge.guitool to something bogus, diff.guitool to test-tool
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test_config merge.guitool bogus-tool &&
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test_config diff.guitool test-tool &&
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git difftool --gui --no-prompt branch >actual &&
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test_cmp expect actual
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'
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test_expect_success 'difftool.<tool>.path' '
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test_config difftool.tkdiff.path echo &&
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git difftool --tool=tkdiff --no-prompt branch >output &&
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grep file output >grep-output &&
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test_line_count = 1 grep-output
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'
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test_expect_success 'difftool --extcmd=cat' '
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echo branch >expect &&
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echo main >>expect &&
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git difftool --no-prompt --extcmd=cat branch >actual &&
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test_cmp expect actual
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'
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test_expect_success 'difftool --extcmd cat' '
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echo branch >expect &&
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echo main >>expect &&
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git difftool --no-prompt --extcmd=cat branch >actual &&
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test_cmp expect actual
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'
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test_expect_success 'difftool -x cat' '
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echo branch >expect &&
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echo main >>expect &&
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git difftool --no-prompt -x cat branch >actual &&
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test_cmp expect actual
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'
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test_expect_success 'difftool --extcmd echo arg1' '
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echo file >expect &&
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git difftool --no-prompt \
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--extcmd sh\ -c\ \"echo\ \$1\" branch >actual &&
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test_cmp expect actual
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'
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test_expect_success 'difftool --extcmd cat arg1' '
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echo main >expect &&
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git difftool --no-prompt \
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--extcmd sh\ -c\ \"cat\ \$1\" branch >actual &&
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test_cmp expect actual
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'
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test_expect_success 'difftool --extcmd cat arg2' '
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echo branch >expect &&
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git difftool --no-prompt \
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--extcmd sh\ -c\ \"cat\ \\\"\$2\\\"\" branch >actual &&
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test_cmp expect actual
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'
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# Create a second file on main and a different version on branch
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test_expect_success 'setup with 2 files different' '
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echo m2 >file2 &&
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git add file2 &&
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git commit -m "added file2" &&
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git checkout branch &&
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echo br2 >file2 &&
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git add file2 &&
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git commit -a -m "branch changed file2" &&
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git checkout main
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'
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test_expect_success 'say no to the first file' '
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(echo n && echo) >input &&
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git difftool -x cat branch <input >output &&
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grep m2 output &&
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grep br2 output &&
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! grep main output &&
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! grep branch output
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'
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test_expect_success 'say no to the second file' '
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(echo && echo n) >input &&
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git difftool -x cat branch <input >output &&
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grep main output &&
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grep branch output &&
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! grep m2 output &&
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! grep br2 output
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'
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test_expect_success 'ending prompt input with EOF' '
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git difftool -x cat branch </dev/null >output &&
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! grep main output &&
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! grep branch output &&
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! grep m2 output &&
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! grep br2 output
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'
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test_expect_success 'difftool --tool-help' '
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git difftool --tool-help >output &&
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grep tool output
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'
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test_expect_success 'setup change in subdirectory' '
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git checkout main &&
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mkdir sub &&
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echo main >sub/sub &&
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git add sub/sub &&
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git commit -m "added sub/sub" &&
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git tag v1 &&
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echo test >>file &&
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echo test >>sub/sub &&
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git add file sub/sub &&
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git commit -m "modified both"
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'
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test_expect_success 'difftool -d with growing paths' '
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a=aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa &&
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git init growing &&
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(
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cd growing &&
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echo "test -f \"\$2/b\"" | write_script .git/test-for-b.sh &&
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one=$(printf 1 | git hash-object -w --stdin) &&
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two=$(printf 2 | git hash-object -w --stdin) &&
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git update-index --add \
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--cacheinfo 100644,$one,$a --cacheinfo 100644,$two,b &&
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tree1=$(git write-tree) &&
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git update-index --add \
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--cacheinfo 100644,$two,$a --cacheinfo 100644,$one,b &&
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tree2=$(git write-tree) &&
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git checkout -- $a &&
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git difftool -d --extcmd .git/test-for-b.sh $tree1 $tree2
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)
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'
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run_dir_diff_test () {
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test_expect_success "$1 --no-symlinks" "
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symlinks=--no-symlinks &&
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$2
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"
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test_expect_success SYMLINKS "$1 --symlinks" "
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symlinks=--symlinks &&
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$2
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"
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}
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run_dir_diff_test 'difftool -d' '
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git difftool -d $symlinks --extcmd ls branch >output &&
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grep "^sub$" output &&
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grep "^file$" output
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'
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run_dir_diff_test 'difftool --dir-diff' '
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git difftool --dir-diff $symlinks --extcmd ls branch >output &&
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grep "^sub$" output &&
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grep "^file$" output
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'
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run_dir_diff_test 'difftool --dir-diff avoids repeated slashes in TMPDIR' '
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TMPDIR="${TMPDIR:-/tmp}////" \
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git difftool --dir-diff $symlinks --extcmd echo branch >output &&
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grep -v // output >actual &&
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test_line_count = 1 actual
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'
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run_dir_diff_test 'difftool --dir-diff ignores --prompt' '
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git difftool --dir-diff $symlinks --prompt --extcmd ls branch >output &&
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grep "^sub$" output &&
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grep "^file$" output
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'
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run_dir_diff_test 'difftool --dir-diff branch from subdirectory' '
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(
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cd sub &&
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git difftool --dir-diff $symlinks --extcmd ls branch >output &&
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# "sub" must only exist in "right"
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# "file" and "file2" must be listed in both "left" and "right"
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grep "^sub$" output >sub-output &&
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test_line_count = 1 sub-output &&
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grep "^file$" output >file-output &&
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test_line_count = 2 file-output &&
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grep "^file2$" output >file2-output &&
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test_line_count = 2 file2-output
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)
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'
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run_dir_diff_test 'difftool --dir-diff v1 from subdirectory' '
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(
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cd sub &&
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git difftool --dir-diff $symlinks --extcmd ls v1 >output &&
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# "sub" and "file" exist in both v1 and HEAD.
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# "file2" is unchanged.
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grep "^sub$" output >sub-output &&
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test_line_count = 2 sub-output &&
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grep "^file$" output >file-output &&
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test_line_count = 2 file-output &&
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! grep "^file2$" output
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)
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'
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run_dir_diff_test 'difftool --dir-diff branch from subdirectory w/ pathspec' '
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(
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cd sub &&
|
|
git difftool --dir-diff $symlinks --extcmd ls branch -- .>output &&
|
|
# "sub" only exists in "right"
|
|
# "file" and "file2" must not be listed
|
|
grep "^sub$" output >sub-output &&
|
|
test_line_count = 1 sub-output &&
|
|
! grep "^file$" output
|
|
)
|
|
'
|
|
|
|
run_dir_diff_test 'difftool --dir-diff v1 from subdirectory w/ pathspec' '
|
|
(
|
|
cd sub &&
|
|
git difftool --dir-diff $symlinks --extcmd ls v1 -- .>output &&
|
|
# "sub" exists in v1 and HEAD
|
|
# "file" is filtered out by the pathspec
|
|
grep "^sub$" output >sub-output &&
|
|
test_line_count = 2 sub-output &&
|
|
! grep "^file$" output
|
|
)
|
|
'
|
|
|
|
run_dir_diff_test 'difftool --dir-diff from subdirectory with GIT_DIR set' '
|
|
(
|
|
GIT_DIR=$(pwd)/.git &&
|
|
export GIT_DIR &&
|
|
GIT_WORK_TREE=$(pwd) &&
|
|
export GIT_WORK_TREE &&
|
|
cd sub &&
|
|
git difftool --dir-diff $symlinks --extcmd ls \
|
|
branch -- sub >output &&
|
|
grep "^sub$" output &&
|
|
! grep "^file$" output
|
|
)
|
|
'
|
|
|
|
run_dir_diff_test 'difftool --dir-diff when worktree file is missing' '
|
|
test_when_finished git reset --hard &&
|
|
rm file2 &&
|
|
git difftool --dir-diff $symlinks --extcmd ls branch main >output &&
|
|
grep "^file2$" output
|
|
'
|
|
|
|
run_dir_diff_test 'difftool --dir-diff with unmerged files' '
|
|
test_when_finished git reset --hard &&
|
|
test_config difftool.echo.cmd "echo ok" &&
|
|
git checkout -B conflict-a &&
|
|
git checkout -B conflict-b &&
|
|
git checkout conflict-a &&
|
|
echo a >>file &&
|
|
git add file &&
|
|
git commit -m conflict-a &&
|
|
git checkout conflict-b &&
|
|
echo b >>file &&
|
|
git add file &&
|
|
git commit -m conflict-b &&
|
|
git checkout main &&
|
|
git merge conflict-a &&
|
|
test_must_fail git merge conflict-b &&
|
|
cat >expect <<-EOF &&
|
|
ok
|
|
EOF
|
|
git difftool --dir-diff $symlinks -t echo >actual &&
|
|
test_cmp expect actual
|
|
'
|
|
|
|
write_script .git/CHECK_SYMLINKS <<\EOF
|
|
for f in file file2 sub/sub
|
|
do
|
|
echo "$f"
|
|
ls -ld "$2/$f" | sed -e 's/.* -> //'
|
|
done >actual
|
|
EOF
|
|
|
|
test_expect_success SYMLINKS 'difftool --dir-diff --symlinks without unstaged changes' '
|
|
cat >expect <<-EOF &&
|
|
file
|
|
$PWD/file
|
|
file2
|
|
$PWD/file2
|
|
sub/sub
|
|
$PWD/sub/sub
|
|
EOF
|
|
git difftool --dir-diff --symlinks \
|
|
--extcmd "./.git/CHECK_SYMLINKS" branch HEAD &&
|
|
test_cmp expect actual
|
|
'
|
|
|
|
write_script modify-right-file <<\EOF
|
|
echo "new content" >"$2/file"
|
|
EOF
|
|
|
|
run_dir_diff_test 'difftool --dir-diff syncs worktree with unstaged change' '
|
|
test_when_finished git reset --hard &&
|
|
echo "orig content" >file &&
|
|
git difftool -d $symlinks --extcmd "$PWD/modify-right-file" branch &&
|
|
echo "new content" >expect &&
|
|
test_cmp expect file
|
|
'
|
|
|
|
run_dir_diff_test 'difftool --dir-diff syncs worktree without unstaged change' '
|
|
test_when_finished git reset --hard &&
|
|
git difftool -d $symlinks --extcmd "$PWD/modify-right-file" branch &&
|
|
echo "new content" >expect &&
|
|
test_cmp expect file
|
|
'
|
|
|
|
write_script modify-file <<\EOF
|
|
echo "new content" >file
|
|
EOF
|
|
|
|
test_expect_success 'difftool --no-symlinks does not overwrite working tree file ' '
|
|
echo "orig content" >file &&
|
|
git difftool --dir-diff --no-symlinks --extcmd "$PWD/modify-file" branch &&
|
|
echo "new content" >expect &&
|
|
test_cmp expect file
|
|
'
|
|
|
|
write_script modify-both-files <<\EOF
|
|
echo "wt content" >file &&
|
|
echo "tmp content" >"$2/file" &&
|
|
echo "$2" >tmpdir
|
|
EOF
|
|
|
|
test_expect_success 'difftool --no-symlinks detects conflict ' '
|
|
(
|
|
TMPDIR=$TRASH_DIRECTORY &&
|
|
export TMPDIR &&
|
|
echo "orig content" >file &&
|
|
test_must_fail git difftool --dir-diff --no-symlinks --extcmd "$PWD/modify-both-files" branch &&
|
|
echo "wt content" >expect &&
|
|
test_cmp expect file &&
|
|
echo "tmp content" >expect &&
|
|
test_cmp expect "$(cat tmpdir)/file"
|
|
)
|
|
'
|
|
|
|
test_expect_success 'difftool properly honors gitlink and core.worktree' '
|
|
test_when_finished rm -rf submod/ule &&
|
|
test_config_global protocol.file.allow always &&
|
|
git submodule add ./. submod/ule &&
|
|
test_config -C submod/ule diff.tool checktrees &&
|
|
test_config -C submod/ule difftool.checktrees.cmd '\''
|
|
test -d "$LOCAL" && test -d "$REMOTE" && echo good
|
|
'\'' &&
|
|
(
|
|
cd submod/ule &&
|
|
echo good >expect &&
|
|
git difftool --tool=checktrees --dir-diff HEAD~ >actual &&
|
|
test_cmp expect actual &&
|
|
rm -f expect actual
|
|
)
|
|
'
|
|
|
|
test_expect_success SYMLINKS 'difftool --dir-diff symlinked directories' '
|
|
test_when_finished git reset --hard &&
|
|
git init dirlinks &&
|
|
(
|
|
cd dirlinks &&
|
|
git config diff.tool checktrees &&
|
|
git config difftool.checktrees.cmd "echo good" &&
|
|
mkdir foo &&
|
|
: >foo/bar &&
|
|
git add foo/bar &&
|
|
test_commit symlink-one &&
|
|
ln -s foo link &&
|
|
git add link &&
|
|
test_commit symlink-two &&
|
|
echo good >expect &&
|
|
git difftool --tool=checktrees --dir-diff HEAD~ >actual &&
|
|
test_cmp expect actual
|
|
)
|
|
'
|
|
|
|
test_expect_success SYMLINKS 'difftool --dir-diff handles modified symlinks' '
|
|
test_when_finished git reset --hard &&
|
|
touch b &&
|
|
ln -s b c &&
|
|
git add b c &&
|
|
test_tick &&
|
|
git commit -m initial &&
|
|
touch d &&
|
|
rm c &&
|
|
ln -s d c &&
|
|
cat >expect <<-EOF &&
|
|
c
|
|
|
|
c
|
|
EOF
|
|
git difftool --symlinks --dir-diff --extcmd ls >output &&
|
|
grep -v ^/ output >actual &&
|
|
test_cmp expect actual &&
|
|
|
|
git difftool --no-symlinks --dir-diff --extcmd ls >output &&
|
|
grep -v ^/ output >actual &&
|
|
test_cmp expect actual &&
|
|
|
|
# The left side contains symlink "c" that points to "b"
|
|
test_config difftool.cat.cmd "cat \$LOCAL/c" &&
|
|
printf "%s\n" b >expect &&
|
|
|
|
git difftool --symlinks --dir-diff --tool cat >actual &&
|
|
test_cmp expect actual &&
|
|
|
|
git difftool --symlinks --no-symlinks --dir-diff --tool cat >actual &&
|
|
test_cmp expect actual &&
|
|
|
|
# The right side contains symlink "c" that points to "d"
|
|
test_config difftool.cat.cmd "cat \$REMOTE/c" &&
|
|
printf "%s\n" d >expect &&
|
|
|
|
git difftool --symlinks --dir-diff --tool cat >actual &&
|
|
test_cmp expect actual &&
|
|
|
|
git difftool --no-symlinks --dir-diff --tool cat >actual &&
|
|
test_cmp expect actual &&
|
|
|
|
# Deleted symlinks
|
|
rm -f c &&
|
|
cat >expect <<-EOF &&
|
|
c
|
|
|
|
EOF
|
|
git difftool --symlinks --dir-diff --extcmd ls >output &&
|
|
grep -v ^/ output >actual &&
|
|
test_cmp expect actual &&
|
|
|
|
git difftool --no-symlinks --dir-diff --extcmd ls >output &&
|
|
grep -v ^/ output >actual &&
|
|
test_cmp expect actual
|
|
'
|
|
|
|
test_expect_success SYMLINKS 'difftool --dir-diff writes symlinks as raw text' '
|
|
# Start out on a branch called "branch-init".
|
|
git init -b branch-init symlink-files &&
|
|
(
|
|
cd symlink-files &&
|
|
# This test ensures that symlinks are written as raw text.
|
|
# The "cat" tools output link and file contents.
|
|
git config difftool.cat-left-link.cmd "cat \"\$LOCAL/link\"" &&
|
|
git config difftool.cat-left-a.cmd "cat \"\$LOCAL/file-a\"" &&
|
|
git config difftool.cat-right-link.cmd "cat \"\$REMOTE/link\"" &&
|
|
git config difftool.cat-right-b.cmd "cat \"\$REMOTE/file-b\"" &&
|
|
|
|
# Record the empty initial state so that we can come back here
|
|
# later and not have to consider the any cases where difftool
|
|
# will create symlinks back into the worktree.
|
|
test_tick &&
|
|
git commit --allow-empty -m init &&
|
|
|
|
# Create a file called "file-a" with a symlink pointing to it.
|
|
git switch -c branch-a &&
|
|
echo a >file-a &&
|
|
ln -s file-a link &&
|
|
git add file-a link &&
|
|
test_tick &&
|
|
git commit -m link-to-file-a &&
|
|
|
|
# Create a file called "file-b" and point the symlink to it.
|
|
git switch -c branch-b &&
|
|
echo b >file-b &&
|
|
rm link &&
|
|
ln -s file-b link &&
|
|
git add file-b link &&
|
|
git rm file-a &&
|
|
test_tick &&
|
|
git commit -m link-to-file-b &&
|
|
|
|
# Checkout the initial branch so that the --symlinks behavior is
|
|
# not activated. The two directories should be completely
|
|
# independent with no symlinks pointing back here.
|
|
git switch branch-init &&
|
|
|
|
# The left link must be "file-a" and "file-a" must contain "a".
|
|
echo file-a >expect &&
|
|
git difftool --symlinks --dir-diff --tool cat-left-link \
|
|
branch-a branch-b >actual &&
|
|
test_cmp expect actual &&
|
|
|
|
echo a >expect &&
|
|
git difftool --symlinks --dir-diff --tool cat-left-a \
|
|
branch-a branch-b >actual &&
|
|
test_cmp expect actual &&
|
|
|
|
# The right link must be "file-b" and "file-b" must contain "b".
|
|
echo file-b >expect &&
|
|
git difftool --symlinks --dir-diff --tool cat-right-link \
|
|
branch-a branch-b >actual &&
|
|
test_cmp expect actual &&
|
|
|
|
echo b >expect &&
|
|
git difftool --symlinks --dir-diff --tool cat-right-b \
|
|
branch-a branch-b >actual &&
|
|
test_cmp expect actual
|
|
)
|
|
'
|
|
|
|
test_expect_success 'add -N and difftool -d' '
|
|
test_when_finished git reset --hard &&
|
|
|
|
test_write_lines A B C >intent-to-add &&
|
|
git add -N intent-to-add &&
|
|
git difftool --dir-diff --extcmd ls
|
|
'
|
|
|
|
test_expect_success 'difftool --cached with unmerged files' '
|
|
test_when_finished git reset --hard &&
|
|
|
|
test_commit conflicting &&
|
|
test_commit conflict-a conflict.t a &&
|
|
git reset --hard conflicting &&
|
|
test_commit conflict-b conflict.t b &&
|
|
test_must_fail git merge conflict-a &&
|
|
|
|
git difftool --cached --no-prompt >output &&
|
|
test_must_be_empty output
|
|
'
|
|
|
|
test_expect_success 'outside worktree' '
|
|
echo 1 >1 &&
|
|
echo 2 >2 &&
|
|
test_expect_code 1 nongit git \
|
|
-c diff.tool=echo -c difftool.echo.cmd="echo \$LOCAL \$REMOTE" \
|
|
difftool --no-prompt --no-index ../1 ../2 >actual &&
|
|
echo "../1 ../2" >expect &&
|
|
test_cmp expect actual
|
|
'
|
|
|
|
test_expect_success 'difftool --gui, --tool and --extcmd are mutually exclusive' '
|
|
difftool_test_setup &&
|
|
test_must_fail git difftool --gui --tool=test-tool &&
|
|
test_must_fail git difftool --gui --extcmd=cat &&
|
|
test_must_fail git difftool --tool=test-tool --extcmd=cat &&
|
|
test_must_fail git difftool --gui --tool=test-tool --extcmd=cat
|
|
'
|
|
|
|
test_expect_success 'difftool --rotate-to' '
|
|
difftool_test_setup &&
|
|
test_when_finished git reset --hard &&
|
|
echo 1 >1 &&
|
|
echo 2 >2 &&
|
|
echo 4 >4 &&
|
|
git add 1 2 4 &&
|
|
git commit -a -m "124" &&
|
|
git difftool --no-prompt --extcmd=cat --rotate-to="2" HEAD^ >output &&
|
|
cat >expect <<-\EOF &&
|
|
2
|
|
4
|
|
1
|
|
EOF
|
|
test_cmp output expect
|
|
'
|
|
|
|
test_expect_success 'difftool --skip-to' '
|
|
difftool_test_setup &&
|
|
test_when_finished git reset --hard &&
|
|
git difftool --no-prompt --extcmd=cat --skip-to="2" HEAD^ >output &&
|
|
cat >expect <<-\EOF &&
|
|
2
|
|
4
|
|
EOF
|
|
test_cmp output expect
|
|
'
|
|
|
|
test_expect_success 'difftool --rotate/skip-to error condition' '
|
|
test_must_fail git difftool --no-prompt --extcmd=cat --rotate-to="3" HEAD^ &&
|
|
test_must_fail git difftool --no-prompt --extcmd=cat --skip-to="3" HEAD^
|
|
'
|
|
test_done
|