#!/bin/sh
#
-# Copyright (c) 2009 David Aguilar
+# Copyright (c) 2009, 2010 David Aguilar
#
test_description='git-difftool
. ./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
}
# 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 $LOCAL'
+ git config difftool.bogus-tool.cmd false
}
prompt_given()
}
# Create a file on master and change it on branch
-test_expect_success 'setup' '
+test_expect_success PERL 'setup' '
echo master >file &&
git add file &&
git commit -m "added file" &&
'
# Configure a custom difftool.<tool>.cmd and use it
-test_expect_success 'custom commands' '
+test_expect_success PERL 'custom commands' '
restore_test_defaults &&
git config difftool.test-tool.cmd "cat \$REMOTE" &&
'
# Ensures that git-difftool ignores bogus --tool values
-test_expect_success 'difftool ignores bad --tool values' '
- diff=$(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 "$diff" = ""
'
+test_expect_success PERL 'difftool honors --gui' '
+ git config merge.tool bogus-tool &&
+ git config diff.tool bogus-tool &&
+ git config diff.guitool test-tool &&
+
+ diff=$(git difftool --no-prompt --gui branch) &&
+ test "$diff" = "branch" &&
+
+ restore_test_defaults
+'
+
+test_expect_success PERL 'difftool --gui works without configured diff.guitool' '
+ git config diff.tool test-tool &&
+
+ diff=$(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 &&
# 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) &&
# Test that we don't have to pass --no-prompt to difftool
# when $GIT_DIFFTOOL_NO_PROMPT is true
-test_expect_success 'GIT_DIFFTOOL_NO_PROMPT variable' '
+test_expect_success PERL 'GIT_DIFFTOOL_NO_PROMPT variable' '
GIT_DIFFTOOL_NO_PROMPT=true &&
export GIT_DIFFTOOL_NO_PROMPT &&
# git-difftool supports the difftool.prompt variable.
# Test that GIT_DIFFTOOL_PROMPT can override difftool.prompt = false
-test_expect_success 'GIT_DIFFTOOL_PROMPT variable' '
+test_expect_success PERL 'GIT_DIFFTOOL_PROMPT variable' '
git config difftool.prompt false &&
GIT_DIFFTOOL_PROMPT=true &&
export GIT_DIFFTOOL_PROMPT &&
'
# Test that we don't have to pass --no-prompt when difftool.prompt is false
-test_expect_success 'difftool.prompt config variable is false' '
+test_expect_success PERL 'difftool.prompt config variable is false' '
git config difftool.prompt false &&
diff=$(git difftool branch) &&
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=$(git difftool -y branch) &&
'
# Test that the --prompt flag can override difftool.prompt = false
-test_expect_success 'difftool.prompt can overridden with --prompt' '
+test_expect_success PERL 'difftool.prompt can overridden with --prompt' '
git config difftool.prompt false &&
prompt=$(echo | git difftool --prompt branch | tail -1) &&
'
# 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" &&
# 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" &&
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
'
test_done