diff options
Diffstat (limited to 't/t7800-difftool.sh')
| -rwxr-xr-x | t/t7800-difftool.sh | 240 |
1 files changed, 206 insertions, 34 deletions
diff --git a/t/t7800-difftool.sh b/t/t7800-difftool.sh index ebdccf9a1e..eb1d3f85b5 100755 --- a/t/t7800-difftool.sh +++ b/t/t7800-difftool.sh @@ -1,6 +1,6 @@ #!/bin/sh # -# Copyright (c) 2009 David Aguilar +# Copyright (c) 2009, 2010 David Aguilar # test_description='git-difftool @@ -10,19 +10,16 @@ Testing basic diff tool invocation . ./test-lib.sh -if ! test_have_prereq PERL; then - say 'skipping difftool tests, perl not available' - test_done -fi - 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 } @@ -31,21 +28,31 @@ restore_test_defaults() # Restores the test defaults used by several tests remove_config_vars unset GIT_DIFF_TOOL - unset GIT_MERGE_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" + test "$prompt" = "Launch 'test-tool' [Y/n]: branch" +} + +stdin_contains() +{ + grep >/dev/null "$1" +} + +stdin_doesnot_contain() +{ + ! stdin_contains "$1" } # Create a file on master and change it on branch -test_expect_success 'setup' ' +test_expect_success PERL 'setup' ' echo master >file && git add file && git commit -m "added file" && @@ -57,7 +64,7 @@ test_expect_success 'setup' ' ' # Configure a custom difftool.<tool>.cmd and use it -test_expect_success 'custom commands' ' +test_expect_success PERL 'custom commands' ' restore_test_defaults && git config difftool.test-tool.cmd "cat \$REMOTE" && @@ -69,16 +76,71 @@ test_expect_success 'custom commands' ' test "$diff" = "branch" ' +# Ensures that a custom difftool.<tool>.cmd overrides built-ins +test_expect_success PERL 'custom commands override built-ins' ' + restore_test_defaults && + git config difftool.defaults.cmd "cat \$REMOTE" && + + diff=$(git difftool --tool defaults --no-prompt branch) && + test "$diff" = "master" && + + git config --unset difftool.defaults.cmd +' + # Ensures that git-difftool ignores bogus --tool values -test_expect_success 'difftool ignores bad --tool values' ' - diff=$(git difftool --no-prompt --tool=bogus-tool branch) +test_expect_success PERL 'difftool ignores bad --tool values' ' + diff=$(git difftool --no-prompt --tool=bad-tool branch) test "$?" = 1 && test "$diff" = "" ' +test_expect_success PERL 'difftool forwards arguments to diff' ' + >for-diff && + git add for-diff && + echo changes>for-diff && + git add for-diff && + diff=$(git difftool --cached --no-prompt -- for-diff) && + test "$diff" = "" && + git reset -- for-diff && + rm for-diff +' + +test_expect_success PERL '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 PERL 'difftool --gui last setting wins' ' + git config diff.guitool bogus-tool && + git difftool --no-prompt --gui --no-gui && + + git config merge.tool bogus-tool && + git config diff.tool bogus-tool && + git config diff.guitool test-tool && + diff=$(git difftool --no-prompt --no-gui --gui branch) && + test "$diff" = "branch" && + + restore_test_defaults +' + +test_expect_success PERL '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 +test_expect_success PERL 'GIT_DIFF_TOOL variable' ' + test_might_fail git config --unset diff.tool && GIT_DIFF_TOOL=test-tool && export GIT_DIFF_TOOL && @@ -90,19 +152,11 @@ test_expect_success 'GIT_DIFF_TOOL variable' ' # Test the $GIT_*_TOOL variables and ensure # that $GIT_DIFF_TOOL always wins unless --tool is specified -test_expect_success 'GIT_DIFF_TOOL overrides' ' +test_expect_success PERL 'GIT_DIFF_TOOL overrides' ' git config diff.tool bogus-tool && git config merge.tool bogus-tool && - GIT_MERGE_TOOL=test-tool && - export GIT_MERGE_TOOL && - diff=$(git difftool --no-prompt branch) && - test "$diff" = "branch" && - unset GIT_MERGE_TOOL && - - GIT_MERGE_TOOL=bogus-tool && GIT_DIFF_TOOL=test-tool && - export GIT_MERGE_TOOL && export GIT_DIFF_TOOL && diff=$(git difftool --no-prompt branch) && @@ -119,7 +173,7 @@ test_expect_success 'GIT_DIFF_TOOL overrides' ' # Test that we don't have to pass --no-prompt to difftool # when $GIT_DIFFTOOL_NO_PROMPT is true -test_expect_success 'GIT_DIFFTOOL_NO_PROMPT variable' ' +test_expect_success PERL 'GIT_DIFFTOOL_NO_PROMPT variable' ' GIT_DIFFTOOL_NO_PROMPT=true && export GIT_DIFFTOOL_NO_PROMPT && @@ -131,19 +185,19 @@ test_expect_success 'GIT_DIFFTOOL_NO_PROMPT variable' ' # git-difftool supports the difftool.prompt variable. # Test that GIT_DIFFTOOL_PROMPT can override difftool.prompt = false -test_expect_success 'GIT_DIFFTOOL_PROMPT variable' ' +test_expect_success PERL 'GIT_DIFFTOOL_PROMPT variable' ' git config difftool.prompt false && GIT_DIFFTOOL_PROMPT=true && export GIT_DIFFTOOL_PROMPT && - prompt=$(echo | git difftool --prompt branch | tail -1) && + 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' ' +test_expect_success PERL 'difftool.prompt config variable is false' ' git config difftool.prompt false && diff=$(git difftool branch) && @@ -152,8 +206,19 @@ test_expect_success 'difftool.prompt config variable is false' ' restore_test_defaults ' +# Test that we don't have to pass --no-prompt when mergetool.prompt is false +test_expect_success PERL 'difftool merge.prompt = false' ' + test_might_fail git config --unset difftool.prompt && + git config mergetool.prompt false && + + diff=$(git difftool branch) && + test "$diff" = "branch" && + + restore_test_defaults +' + # Test that the -y flag can override difftool.prompt = true -test_expect_success 'difftool.prompt can overridden with -y' ' +test_expect_success PERL 'difftool.prompt can overridden with -y' ' git config difftool.prompt true && diff=$(git difftool -y branch) && @@ -163,7 +228,7 @@ test_expect_success 'difftool.prompt can overridden with -y' ' ' # Test that the --prompt flag can override difftool.prompt = false -test_expect_success 'difftool.prompt can overridden with --prompt' ' +test_expect_success PERL 'difftool.prompt can overridden with --prompt' ' git config difftool.prompt false && prompt=$(echo | git difftool --prompt branch | tail -1) && @@ -173,7 +238,7 @@ test_expect_success 'difftool.prompt can overridden with --prompt' ' ' # Test that the last flag passed on the command-line wins -test_expect_success 'difftool last flag wins' ' +test_expect_success PERL 'difftool last flag wins' ' diff=$(git difftool --prompt --no-prompt branch) && test "$diff" = "branch" && @@ -187,8 +252,8 @@ test_expect_success 'difftool last flag wins' ' # git-difftool falls back to git-mergetool config variables # so test that behavior here -test_expect_success 'difftool + mergetool config variables' ' - remove_config_vars +test_expect_success PERL 'difftool + mergetool config variables' ' + remove_config_vars && git config merge.tool test-tool && git config mergetool.test-tool.cmd "cat \$LOCAL" && @@ -205,12 +270,119 @@ test_expect_success 'difftool + mergetool config variables' ' restore_test_defaults ' -test_expect_success 'difftool.<tool>.path' ' +test_expect_success PERL 'difftool.<tool>.path' ' git config difftool.tkdiff.path echo && diff=$(git difftool --tool=tkdiff --no-prompt branch) && git config --unset difftool.tkdiff.path && lines=$(echo "$diff" | grep file | wc -l) && - test "$lines" -eq 1 + test "$lines" -eq 1 && + + restore_test_defaults +' + +test_expect_success PERL 'difftool --extcmd=cat' ' + diff=$(git difftool --no-prompt --extcmd=cat branch) && + test "$diff" = branch"$LF"master +' + +test_expect_success PERL 'difftool --extcmd cat' ' + diff=$(git difftool --no-prompt --extcmd cat branch) && + test "$diff" = branch"$LF"master +' + +test_expect_success PERL 'difftool -x cat' ' + diff=$(git difftool --no-prompt -x cat branch) && + test "$diff" = branch"$LF"master +' + +test_expect_success PERL 'difftool --extcmd echo arg1' ' + diff=$(git difftool --no-prompt --extcmd sh\ -c\ \"echo\ \$1\" branch) && + test "$diff" = file +' + +test_expect_success PERL 'difftool --extcmd cat arg1' ' + diff=$(git difftool --no-prompt --extcmd sh\ -c\ \"cat\ \$1\" branch) && + test "$diff" = master +' + +test_expect_success PERL 'difftool --extcmd cat arg2' ' + diff=$(git difftool --no-prompt --extcmd sh\ -c\ \"cat\ \$2\" branch) && + test "$diff" = branch +' + +# Create a second file on master and a different version on branch +test_expect_success PERL 'setup with 2 files different' ' + echo m2 >file2 && + git add file2 && + git commit -m "added file2" && + + git checkout branch && + echo br2 >file2 && + git add file2 && + git commit -a -m "branch changed file2" && + git checkout master +' + +test_expect_success PERL 'say no to the first file' ' + diff=$( (echo n; echo) | git difftool -x cat branch ) && + + echo "$diff" | stdin_contains m2 && + echo "$diff" | stdin_contains br2 && + echo "$diff" | stdin_doesnot_contain master && + echo "$diff" | stdin_doesnot_contain branch +' + +test_expect_success PERL 'say no to the second file' ' + diff=$( (echo; echo n) | git difftool -x cat branch ) && + + echo "$diff" | stdin_contains master && + echo "$diff" | stdin_contains branch && + echo "$diff" | stdin_doesnot_contain m2 && + echo "$diff" | stdin_doesnot_contain br2 +' + +test_expect_success PERL 'difftool --tool-help' ' + tool_help=$(git difftool --tool-help) && + echo "$tool_help" | stdin_contains tool +' + +test_expect_success PERL 'setup change in subdirectory' ' + git checkout master && + mkdir sub && + echo master >sub/sub && + git add sub/sub && + git commit -m "added sub/sub" && + echo test >>file && + echo test >>sub/sub && + git add . && + git commit -m "modified both" +' + +test_expect_success PERL 'difftool -d' ' + diff=$(git difftool -d --extcmd ls branch) && + echo "$diff" | stdin_contains sub && + echo "$diff" | stdin_contains file +' + +test_expect_success PERL 'difftool --dir-diff' ' + diff=$(git difftool --dir-diff --extcmd ls branch) && + echo "$diff" | stdin_contains sub && + echo "$diff" | stdin_contains file +' + +test_expect_success PERL 'difftool --dir-diff ignores --prompt' ' + diff=$(git difftool --dir-diff --prompt --extcmd ls branch) && + echo "$diff" | stdin_contains sub && + echo "$diff" | stdin_contains file +' + +test_expect_success PERL 'difftool --dir-diff from subdirectory' ' + ( + cd sub && + diff=$(git difftool --dir-diff --extcmd ls branch) && + echo "$diff" | stdin_contains sub && + echo "$diff" | stdin_contains file + ) ' test_done |