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-rwxr-xr-xt/t7800-difftool.sh135
1 files changed, 77 insertions, 58 deletions
diff --git a/t/t7800-difftool.sh b/t/t7800-difftool.sh
index 99d4123461..25241f4096 100755
--- a/t/t7800-difftool.sh
+++ b/t/t7800-difftool.sh
@@ -23,8 +23,20 @@ prompt_given ()
test "$prompt" = "Launch 'test-tool' [Y/n]? branch"
}
+test_expect_success 'basic usage requires no repo' '
+ test_expect_code 129 git difftool -h >output &&
+ grep ^usage: output &&
+ # create a ceiling directory to prevent Git from finding a repo
+ mkdir -p not/repo &&
+ test_when_finished rm -r not &&
+ test_expect_code 129 \
+ env GIT_CEILING_DIRECTORIES="$(pwd)/not" \
+ git -C not/repo difftool -h >output &&
+ grep ^usage: output
+'
+
# Create a file on master and change it on branch
-test_expect_success PERL 'setup' '
+test_expect_success 'setup' '
echo master >file &&
git add file &&
git commit -m "added file" &&
@@ -36,7 +48,7 @@ test_expect_success PERL 'setup' '
'
# Configure a custom difftool.<tool>.cmd and use it
-test_expect_success PERL 'custom commands' '
+test_expect_success 'custom commands' '
difftool_test_setup &&
test_config difftool.test-tool.cmd "cat \"\$REMOTE\"" &&
echo master >expect &&
@@ -49,21 +61,21 @@ test_expect_success PERL 'custom commands' '
test_cmp expect actual
'
-test_expect_success PERL 'custom tool commands override built-ins' '
+test_expect_success 'custom tool commands override built-ins' '
test_config difftool.vimdiff.cmd "cat \"\$REMOTE\"" &&
echo master >expect &&
git difftool --tool vimdiff --no-prompt branch >actual &&
test_cmp expect actual
'
-test_expect_success PERL 'difftool ignores bad --tool values' '
+test_expect_success 'difftool ignores bad --tool values' '
: >expect &&
test_must_fail \
git difftool --no-prompt --tool=bad-tool branch >actual &&
test_cmp expect actual
'
-test_expect_success PERL 'difftool forwards arguments to diff' '
+test_expect_success 'difftool forwards arguments to diff' '
difftool_test_setup &&
>for-diff &&
git add for-diff &&
@@ -76,40 +88,40 @@ test_expect_success PERL 'difftool forwards arguments to diff' '
rm for-diff
'
-test_expect_success PERL 'difftool ignores exit code' '
+test_expect_success 'difftool ignores exit code' '
test_config difftool.error.cmd false &&
git difftool -y -t error branch
'
-test_expect_success PERL 'difftool forwards exit code with --trust-exit-code' '
+test_expect_success 'difftool forwards exit code with --trust-exit-code' '
test_config difftool.error.cmd false &&
test_must_fail git difftool -y --trust-exit-code -t error branch
'
-test_expect_success PERL 'difftool forwards exit code with --trust-exit-code for built-ins' '
+test_expect_success 'difftool forwards exit code with --trust-exit-code for built-ins' '
test_config difftool.vimdiff.path false &&
test_must_fail git difftool -y --trust-exit-code -t vimdiff branch
'
-test_expect_success PERL 'difftool honors difftool.trustExitCode = true' '
+test_expect_success 'difftool honors difftool.trustExitCode = true' '
test_config difftool.error.cmd false &&
test_config difftool.trustExitCode true &&
test_must_fail git difftool -y -t error branch
'
-test_expect_success PERL 'difftool honors difftool.trustExitCode = false' '
+test_expect_success 'difftool honors difftool.trustExitCode = false' '
test_config difftool.error.cmd false &&
test_config difftool.trustExitCode false &&
git difftool -y -t error branch
'
-test_expect_success PERL 'difftool ignores exit code with --no-trust-exit-code' '
+test_expect_success 'difftool ignores exit code with --no-trust-exit-code' '
test_config difftool.error.cmd false &&
test_config difftool.trustExitCode true &&
git difftool -y --no-trust-exit-code -t error branch
'
-test_expect_success PERL 'difftool stops on error with --trust-exit-code' '
+test_expect_success 'difftool stops on error with --trust-exit-code' '
test_when_finished "rm -f for-diff .git/fail-right-file" &&
test_when_finished "git reset -- for-diff" &&
write_script .git/fail-right-file <<-\EOF &&
@@ -124,13 +136,13 @@ test_expect_success PERL 'difftool stops on error with --trust-exit-code' '
test_cmp expect actual
'
-test_expect_success PERL 'difftool honors exit status if command not found' '
+test_expect_success 'difftool honors exit status if command not found' '
test_config difftool.nonexistent.cmd i-dont-exist &&
test_config difftool.trustExitCode false &&
test_must_fail git difftool -y -t nonexistent branch
'
-test_expect_success PERL 'difftool honors --gui' '
+test_expect_success 'difftool honors --gui' '
difftool_test_setup &&
test_config merge.tool bogus-tool &&
test_config diff.tool bogus-tool &&
@@ -141,7 +153,7 @@ test_expect_success PERL 'difftool honors --gui' '
test_cmp expect actual
'
-test_expect_success PERL 'difftool --gui last setting wins' '
+test_expect_success 'difftool --gui last setting wins' '
difftool_test_setup &&
: >expect &&
git difftool --no-prompt --gui --no-gui >actual &&
@@ -155,7 +167,7 @@ test_expect_success PERL 'difftool --gui last setting wins' '
test_cmp expect actual
'
-test_expect_success PERL 'difftool --gui works without configured diff.guitool' '
+test_expect_success 'difftool --gui works without configured diff.guitool' '
difftool_test_setup &&
echo branch >expect &&
git difftool --no-prompt --gui branch >actual &&
@@ -163,7 +175,7 @@ test_expect_success PERL 'difftool --gui works without configured diff.guitool'
'
# Specify the diff tool using $GIT_DIFF_TOOL
-test_expect_success PERL 'GIT_DIFF_TOOL variable' '
+test_expect_success 'GIT_DIFF_TOOL variable' '
difftool_test_setup &&
git config --unset diff.tool &&
echo branch >expect &&
@@ -173,7 +185,7 @@ test_expect_success PERL 'GIT_DIFF_TOOL variable' '
# Test the $GIT_*_TOOL variables and ensure
# that $GIT_DIFF_TOOL always wins unless --tool is specified
-test_expect_success PERL 'GIT_DIFF_TOOL overrides' '
+test_expect_success 'GIT_DIFF_TOOL overrides' '
difftool_test_setup &&
test_config diff.tool bogus-tool &&
test_config merge.tool bogus-tool &&
@@ -191,7 +203,7 @@ test_expect_success PERL '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 PERL 'GIT_DIFFTOOL_NO_PROMPT variable' '
+test_expect_success 'GIT_DIFFTOOL_NO_PROMPT variable' '
difftool_test_setup &&
echo branch >expect &&
GIT_DIFFTOOL_NO_PROMPT=true git difftool branch >actual &&
@@ -200,7 +212,7 @@ test_expect_success PERL '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 PERL 'GIT_DIFFTOOL_PROMPT variable' '
+test_expect_success 'GIT_DIFFTOOL_PROMPT variable' '
difftool_test_setup &&
test_config difftool.prompt false &&
echo >input &&
@@ -210,7 +222,7 @@ test_expect_success PERL 'GIT_DIFFTOOL_PROMPT variable' '
'
# Test that we don't have to pass --no-prompt when difftool.prompt is false
-test_expect_success PERL 'difftool.prompt config variable is false' '
+test_expect_success 'difftool.prompt config variable is false' '
difftool_test_setup &&
test_config difftool.prompt false &&
echo branch >expect &&
@@ -219,7 +231,7 @@ test_expect_success PERL 'difftool.prompt config variable is false' '
'
# Test that we don't have to pass --no-prompt when mergetool.prompt is false
-test_expect_success PERL 'difftool merge.prompt = false' '
+test_expect_success 'difftool merge.prompt = false' '
difftool_test_setup &&
test_might_fail git config --unset difftool.prompt &&
test_config mergetool.prompt false &&
@@ -229,7 +241,7 @@ test_expect_success PERL 'difftool merge.prompt = false' '
'
# Test that the -y flag can override difftool.prompt = true
-test_expect_success PERL 'difftool.prompt can overridden with -y' '
+test_expect_success 'difftool.prompt can overridden with -y' '
difftool_test_setup &&
test_config difftool.prompt true &&
echo branch >expect &&
@@ -238,7 +250,7 @@ test_expect_success PERL 'difftool.prompt can overridden with -y' '
'
# Test that the --prompt flag can override difftool.prompt = false
-test_expect_success PERL 'difftool.prompt can overridden with --prompt' '
+test_expect_success 'difftool.prompt can overridden with --prompt' '
difftool_test_setup &&
test_config difftool.prompt false &&
echo >input &&
@@ -248,7 +260,7 @@ test_expect_success PERL 'difftool.prompt can overridden with --prompt' '
'
# Test that the last flag passed on the command-line wins
-test_expect_success PERL 'difftool last flag wins' '
+test_expect_success 'difftool last flag wins' '
difftool_test_setup &&
echo branch >expect &&
git difftool --prompt --no-prompt branch >actual &&
@@ -261,7 +273,7 @@ test_expect_success PERL 'difftool last flag wins' '
# git-difftool falls back to git-mergetool config variables
# so test that behavior here
-test_expect_success PERL 'difftool + mergetool config variables' '
+test_expect_success 'difftool + mergetool config variables' '
test_config merge.tool test-tool &&
test_config mergetool.test-tool.cmd "cat \$LOCAL" &&
echo branch >expect &&
@@ -275,49 +287,49 @@ test_expect_success PERL 'difftool + mergetool config variables' '
test_cmp expect actual
'
-test_expect_success PERL 'difftool.<tool>.path' '
+test_expect_success 'difftool.<tool>.path' '
test_config difftool.tkdiff.path echo &&
git difftool --tool=tkdiff --no-prompt branch >output &&
- lines=$(grep file output | wc -l) &&
- test "$lines" -eq 1
+ grep file output >grep-output &&
+ test_line_count = 1 grep-output
'
-test_expect_success PERL 'difftool --extcmd=cat' '
+test_expect_success 'difftool --extcmd=cat' '
echo branch >expect &&
echo master >>expect &&
git difftool --no-prompt --extcmd=cat branch >actual &&
test_cmp expect actual
'
-test_expect_success PERL 'difftool --extcmd cat' '
+test_expect_success 'difftool --extcmd cat' '
echo branch >expect &&
echo master >>expect &&
git difftool --no-prompt --extcmd=cat branch >actual &&
test_cmp expect actual
'
-test_expect_success PERL 'difftool -x cat' '
+test_expect_success 'difftool -x cat' '
echo branch >expect &&
echo master >>expect &&
git difftool --no-prompt -x cat branch >actual &&
test_cmp expect actual
'
-test_expect_success PERL 'difftool --extcmd echo arg1' '
+test_expect_success 'difftool --extcmd echo arg1' '
echo file >expect &&
git difftool --no-prompt \
--extcmd sh\ -c\ \"echo\ \$1\" branch >actual &&
test_cmp expect actual
'
-test_expect_success PERL 'difftool --extcmd cat arg1' '
+test_expect_success 'difftool --extcmd cat arg1' '
echo master >expect &&
git difftool --no-prompt \
--extcmd sh\ -c\ \"cat\ \$1\" branch >actual &&
test_cmp expect actual
'
-test_expect_success PERL 'difftool --extcmd cat arg2' '
+test_expect_success 'difftool --extcmd cat arg2' '
echo branch >expect &&
git difftool --no-prompt \
--extcmd sh\ -c\ \"cat\ \$2\" branch >actual &&
@@ -325,7 +337,7 @@ test_expect_success PERL 'difftool --extcmd cat arg2' '
'
# Create a second file on master and a different version on branch
-test_expect_success PERL 'setup with 2 files different' '
+test_expect_success 'setup with 2 files different' '
echo m2 >file2 &&
git add file2 &&
git commit -m "added file2" &&
@@ -337,7 +349,7 @@ test_expect_success PERL 'setup with 2 files different' '
git checkout master
'
-test_expect_success PERL 'say no to the first file' '
+test_expect_success 'say no to the first file' '
(echo n && echo) >input &&
git difftool -x cat branch <input >output &&
grep m2 output &&
@@ -346,7 +358,7 @@ test_expect_success PERL 'say no to the first file' '
! grep branch output
'
-test_expect_success PERL 'say no to the second file' '
+test_expect_success 'say no to the second file' '
(echo && echo n) >input &&
git difftool -x cat branch <input >output &&
grep master output &&
@@ -355,7 +367,7 @@ test_expect_success PERL 'say no to the second file' '
! grep br2 output
'
-test_expect_success PERL 'ending prompt input with EOF' '
+test_expect_success 'ending prompt input with EOF' '
git difftool -x cat branch </dev/null >output &&
! grep master output &&
! grep branch output &&
@@ -363,12 +375,12 @@ test_expect_success PERL 'ending prompt input with EOF' '
! grep br2 output
'
-test_expect_success PERL 'difftool --tool-help' '
+test_expect_success 'difftool --tool-help' '
git difftool --tool-help >output &&
grep tool output
'
-test_expect_success PERL 'setup change in subdirectory' '
+test_expect_success 'setup change in subdirectory' '
git checkout master &&
mkdir sub &&
echo master >sub/sub &&
@@ -382,11 +394,11 @@ test_expect_success PERL 'setup change in subdirectory' '
'
run_dir_diff_test () {
- test_expect_success PERL "$1 --no-symlinks" "
+ test_expect_success "$1 --no-symlinks" "
symlinks=--no-symlinks &&
$2
"
- test_expect_success PERL,SYMLINKS "$1 --symlinks" "
+ test_expect_success SYMLINKS "$1 --symlinks" "
symlinks=--symlinks &&
$2
"
@@ -416,9 +428,12 @@ run_dir_diff_test 'difftool --dir-diff branch from subdirectory' '
git difftool --dir-diff $symlinks --extcmd ls branch >output &&
# "sub" must only exist in "right"
# "file" and "file2" must be listed in both "left" and "right"
- test "1" = $(grep sub output | wc -l) &&
- test "2" = $(grep file"$" output | wc -l) &&
- test "2" = $(grep file2 output | wc -l)
+ grep sub output > sub-output &&
+ test_line_count = 1 sub-output &&
+ grep file"$" output >file-output &&
+ test_line_count = 2 file-output &&
+ grep file2 output >file2-output &&
+ test_line_count = 2 file2-output
)
'
@@ -428,9 +443,11 @@ run_dir_diff_test 'difftool --dir-diff v1 from subdirectory' '
git difftool --dir-diff $symlinks --extcmd ls v1 >output &&
# "sub" and "file" exist in both v1 and HEAD.
# "file2" is unchanged.
- test "2" = $(grep sub output | wc -l) &&
- test "2" = $(grep file output | wc -l) &&
- test "0" = $(grep file2 output | wc -l)
+ grep sub output >sub-output &&
+ test_line_count = 2 sub-output &&
+ grep file output >file-output &&
+ test_line_count = 2 file-output &&
+ ! grep file2 output
)
'
@@ -440,8 +457,9 @@ run_dir_diff_test 'difftool --dir-diff branch from subdirectory w/ pathspec' '
git difftool --dir-diff $symlinks --extcmd ls branch -- .>output &&
# "sub" only exists in "right"
# "file" and "file2" must not be listed
- test "1" = $(grep sub output | wc -l) &&
- test "0" = $(grep file output | wc -l)
+ grep sub output >sub-output &&
+ test_line_count = 1 sub-output &&
+ ! grep file output
)
'
@@ -451,8 +469,9 @@ run_dir_diff_test 'difftool --dir-diff v1 from subdirectory w/ pathspec' '
git difftool --dir-diff $symlinks --extcmd ls v1 -- .>output &&
# "sub" exists in v1 and HEAD
# "file" is filtered out by the pathspec
- test "2" = $(grep sub output | wc -l) &&
- test "0" = $(grep file output | wc -l)
+ grep sub output >sub-output &&
+ test_line_count = 2 sub-output &&
+ ! grep file output
)
'
@@ -508,7 +527,7 @@ do
done >actual
EOF
-test_expect_success PERL,SYMLINKS 'difftool --dir-diff --symlink without unstaged changes' '
+test_expect_success SYMLINKS 'difftool --dir-diff --symlink without unstaged changes' '
cat >expect <<-EOF &&
file
$PWD/file
@@ -545,7 +564,7 @@ write_script modify-file <<\EOF
echo "new content" >file
EOF
-test_expect_success PERL 'difftool --no-symlinks does not overwrite working tree file ' '
+test_expect_success 'difftool --no-symlinks does not overwrite working tree file ' '
echo "orig content" >file &&
git difftool --dir-diff --no-symlinks --extcmd "$PWD/modify-file" branch &&
echo "new content" >expect &&
@@ -558,7 +577,7 @@ echo "tmp content" >"$2/file" &&
echo "$2" >tmpdir
EOF
-test_expect_success PERL 'difftool --no-symlinks detects conflict ' '
+test_expect_success 'difftool --no-symlinks detects conflict ' '
(
TMPDIR=$TRASH_DIRECTORY &&
export TMPDIR &&
@@ -571,7 +590,7 @@ test_expect_success PERL 'difftool --no-symlinks detects conflict ' '
)
'
-test_expect_success PERL 'difftool properly honors gitlink and core.worktree' '
+test_expect_success 'difftool properly honors gitlink and core.worktree' '
git submodule add ./. submod/ule &&
test_config -C submod/ule diff.tool checktrees &&
test_config -C submod/ule difftool.checktrees.cmd '\''
@@ -585,7 +604,7 @@ test_expect_success PERL 'difftool properly honors gitlink and core.worktree' '
)
'
-test_expect_success PERL,SYMLINKS 'difftool --dir-diff symlinked directories' '
+test_expect_success SYMLINKS 'difftool --dir-diff symlinked directories' '
git init dirlinks &&
(
cd dirlinks &&