| #!/bin/sh |
| # |
| # Copyright (c) 2009, 2010 David Aguilar |
| # |
| |
| test_description='git-difftool |
| |
| Testing basic diff tool invocation |
| ' |
| |
| . ./test-lib.sh |
| |
| if ! test_have_prereq PERL; then |
| say 'skipping difftool tests, perl not available' |
| test_done |
| fi |
| |
| LF=' |
| ' |
| |
| remove_config_vars() |
| { |
| # Unset all config variables used by git-difftool |
| git config --unset diff.tool |
| git config --unset diff.guitool |
| git config --unset difftool.test-tool.cmd |
| git config --unset difftool.prompt |
| git config --unset merge.tool |
| git config --unset mergetool.test-tool.cmd |
| git config --unset mergetool.prompt |
| return 0 |
| } |
| |
| restore_test_defaults() |
| { |
| # Restores the test defaults used by several tests |
| remove_config_vars |
| unset GIT_DIFF_TOOL |
| unset GIT_DIFFTOOL_PROMPT |
| unset GIT_DIFFTOOL_NO_PROMPT |
| git config diff.tool test-tool && |
| git config difftool.test-tool.cmd 'cat $LOCAL' |
| git config difftool.bogus-tool.cmd false |
| } |
| |
| prompt_given() |
| { |
| prompt="$1" |
| test "$prompt" = "Hit return to launch 'test-tool': branch" |
| } |
| |
| # Create a file on master and change it on branch |
| test_expect_success 'setup' ' |
| echo master >file && |
| git add file && |
| git commit -m "added file" && |
| |
| git checkout -b branch master && |
| echo branch >file && |
| git commit -a -m "branch changed file" && |
| git checkout master |
| ' |
| |
| # Configure a custom difftool.<tool>.cmd and use it |
| test_expect_success 'custom commands' ' |
| restore_test_defaults && |
| git config difftool.test-tool.cmd "cat \$REMOTE" && |
| |
| diff=$(git difftool --no-prompt branch) && |
| test "$diff" = "master" && |
| |
| restore_test_defaults && |
| diff=$(git difftool --no-prompt branch) && |
| test "$diff" = "branch" |
| ' |
| |
| # Ensures that git-difftool ignores bogus --tool values |
| test_expect_success 'difftool ignores bad --tool values' ' |
| diff=$(git difftool --no-prompt --tool=bad-tool branch) |
| test "$?" = 1 && |
| test "$diff" = "" |
| ' |
| |
| test_expect_success 'difftool honors --gui' ' |
| git config merge.tool bogus-tool && |
| git config diff.tool bogus-tool && |
| git config diff.guitool test-tool && |
| |
| diff=$(git difftool --no-prompt --gui branch) && |
| test "$diff" = "branch" && |
| |
| restore_test_defaults |
| ' |
| |
| test_expect_success 'difftool --gui works without configured diff.guitool' ' |
| git config diff.tool test-tool && |
| |
| diff=$(git difftool --no-prompt --gui branch) && |
| test "$diff" = "branch" && |
| |
| restore_test_defaults |
| ' |
| |
| # Specify the diff tool using $GIT_DIFF_TOOL |
| test_expect_success 'GIT_DIFF_TOOL variable' ' |
| git config --unset diff.tool |
| GIT_DIFF_TOOL=test-tool && |
| export GIT_DIFF_TOOL && |
| |
| diff=$(git difftool --no-prompt branch) && |
| test "$diff" = "branch" && |
| |
| restore_test_defaults |
| ' |
| |
| # Test the $GIT_*_TOOL variables and ensure |
| # that $GIT_DIFF_TOOL always wins unless --tool is specified |
| test_expect_success 'GIT_DIFF_TOOL overrides' ' |
| git config diff.tool bogus-tool && |
| git config merge.tool bogus-tool && |
| |
| GIT_DIFF_TOOL=test-tool && |
| export GIT_DIFF_TOOL && |
| |
| diff=$(git difftool --no-prompt branch) && |
| test "$diff" = "branch" && |
| |
| GIT_DIFF_TOOL=bogus-tool && |
| export GIT_DIFF_TOOL && |
| |
| diff=$(git difftool --no-prompt --tool=test-tool branch) && |
| test "$diff" = "branch" && |
| |
| restore_test_defaults |
| ' |
| |
| # Test that we don't have to pass --no-prompt to difftool |
| # when $GIT_DIFFTOOL_NO_PROMPT is true |
| test_expect_success 'GIT_DIFFTOOL_NO_PROMPT variable' ' |
| GIT_DIFFTOOL_NO_PROMPT=true && |
| export GIT_DIFFTOOL_NO_PROMPT && |
| |
| diff=$(git difftool branch) && |
| test "$diff" = "branch" && |
| |
| restore_test_defaults |
| ' |
| |
| # git-difftool supports the difftool.prompt variable. |
| # Test that GIT_DIFFTOOL_PROMPT can override difftool.prompt = false |
| test_expect_success 'GIT_DIFFTOOL_PROMPT variable' ' |
| git config difftool.prompt false && |
| GIT_DIFFTOOL_PROMPT=true && |
| export GIT_DIFFTOOL_PROMPT && |
| |
| prompt=$(echo | git difftool branch | tail -1) && |
| prompt_given "$prompt" && |
| |
| restore_test_defaults |
| ' |
| |
| # Test that we don't have to pass --no-prompt when difftool.prompt is false |
| test_expect_success 'difftool.prompt config variable is false' ' |
| git config difftool.prompt false && |
| |
| diff=$(git difftool branch) && |
| test "$diff" = "branch" && |
| |
| restore_test_defaults |
| ' |
| |
| # Test that we don't have to pass --no-prompt when mergetool.prompt is false |
| test_expect_success 'difftool merge.prompt = false' ' |
| git config --unset difftool.prompt |
| git config mergetool.prompt false && |
| |
| diff=$(git difftool branch) && |
| test "$diff" = "branch" && |
| |
| restore_test_defaults |
| ' |
| |
| # Test that the -y flag can override difftool.prompt = true |
| test_expect_success 'difftool.prompt can overridden with -y' ' |
| git config difftool.prompt true && |
| |
| diff=$(git difftool -y branch) && |
| test "$diff" = "branch" && |
| |
| restore_test_defaults |
| ' |
| |
| # Test that the --prompt flag can override difftool.prompt = false |
| test_expect_success 'difftool.prompt can overridden with --prompt' ' |
| git config difftool.prompt false && |
| |
| prompt=$(echo | git difftool --prompt branch | tail -1) && |
| prompt_given "$prompt" && |
| |
| restore_test_defaults |
| ' |
| |
| # Test that the last flag passed on the command-line wins |
| test_expect_success 'difftool last flag wins' ' |
| diff=$(git difftool --prompt --no-prompt branch) && |
| test "$diff" = "branch" && |
| |
| restore_test_defaults && |
| |
| prompt=$(echo | git difftool --no-prompt --prompt branch | tail -1) && |
| prompt_given "$prompt" && |
| |
| restore_test_defaults |
| ' |
| |
| # git-difftool falls back to git-mergetool config variables |
| # so test that behavior here |
| test_expect_success 'difftool + mergetool config variables' ' |
| remove_config_vars |
| git config merge.tool test-tool && |
| git config mergetool.test-tool.cmd "cat \$LOCAL" && |
| |
| diff=$(git difftool --no-prompt branch) && |
| test "$diff" = "branch" && |
| |
| # set merge.tool to something bogus, diff.tool to test-tool |
| git config merge.tool bogus-tool && |
| git config diff.tool test-tool && |
| |
| diff=$(git difftool --no-prompt branch) && |
| test "$diff" = "branch" && |
| |
| restore_test_defaults |
| ' |
| |
| test_expect_success 'difftool.<tool>.path' ' |
| git config difftool.tkdiff.path echo && |
| diff=$(git difftool --tool=tkdiff --no-prompt branch) && |
| git config --unset difftool.tkdiff.path && |
| lines=$(echo "$diff" | grep file | wc -l) && |
| test "$lines" -eq 1 && |
| |
| restore_test_defaults |
| ' |
| |
| test_expect_success 'difftool --extcmd=cat' ' |
| diff=$(git difftool --no-prompt --extcmd=cat branch) && |
| test "$diff" = branch"$LF"master |
| ' |
| |
| test_expect_success 'difftool --extcmd cat' ' |
| diff=$(git difftool --no-prompt --extcmd cat branch) && |
| test "$diff" = branch"$LF"master |
| ' |
| |
| test_expect_success 'difftool -x cat' ' |
| diff=$(git difftool --no-prompt -x cat branch) && |
| test "$diff" = branch"$LF"master |
| ' |
| |
| test_expect_success 'difftool --extcmd echo arg1' ' |
| diff=$(git difftool --no-prompt --extcmd sh\ -c\ \"echo\ \$1\" branch) |
| test "$diff" = file |
| ' |
| |
| test_expect_success 'difftool --extcmd cat arg1' ' |
| diff=$(git difftool --no-prompt --extcmd sh\ -c\ \"cat\ \$1\" branch) |
| test "$diff" = master |
| ' |
| |
| test_expect_success 'difftool --extcmd cat arg2' ' |
| diff=$(git difftool --no-prompt --extcmd sh\ -c\ \"cat\ \$2\" branch) |
| test "$diff" = branch |
| ' |
| |
| test_done |