wildmatch test: cover a blind spot in "/" matching

diff --git a/t/t7800-difftool.sh b/t/t7800-difftool.sh
index ec8bc8c7656fd7f0fd03226b5491f5bc9d532dd7..70a2de461af58119f507a915104ba139dd0245df 100755 (executable)
--- a/t/t7800-difftool.sh
+++ b/t/t7800-difftool.sh
@@ -20,7 +20,7 @@ difftool_test_setup ()
 prompt_given ()
 {
        prompt="$1"
-       test "$prompt" = "Launch 'test-tool' [Y/n]: branch"
+       test "$prompt" = "Launch 'test-tool' [Y/n]? branch"
 }
 
 # Create a file on master and change it on branch
@@ -124,6 +124,12 @@ 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_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' '
        difftool_test_setup &&
        test_config merge.tool bogus-tool &&
@@ -412,6 +418,20 @@ run_dir_diff_test 'difftool --dir-diff from subdirectory' '
        )
 '
 
+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 &&
@@ -419,22 +439,45 @@ run_dir_diff_test 'difftool --dir-diff when worktree file is missing' '
        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 master &&
+       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"
-       readlink "$2/$f"
+       ls -ld "$2/$f" | sed -e 's/.* -> //'
 done >actual
 EOF
 
 test_expect_success PERL,SYMLINKS 'difftool --dir-diff --symlink without unstaged changes' '
        cat >expect <<-EOF &&
        file
-       $(pwd)/file
+       $PWD/file
        file2
-       $(pwd)/file2
+       $PWD/file2
        sub/sub
-       $(pwd)/sub/sub
+       $PWD/sub/sub
        EOF
        git difftool --dir-diff --symlink \
                --extcmd "./.git/CHECK_SYMLINKS" branch HEAD &&
@@ -448,14 +491,14 @@ 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 &&
+       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 &&
+       git difftool -d $symlinks --extcmd "$PWD/modify-right-file" branch &&
        echo "new content" >expect &&
        test_cmp expect file
 '
@@ -466,7 +509,7 @@ EOF
 
 test_expect_success PERL 'difftool --no-symlinks does not overwrite working tree file ' '
        echo "orig content" >file &&
-       git difftool --dir-diff --no-symlinks --extcmd "$(pwd)/modify-file" branch &&
+       git difftool --dir-diff --no-symlinks --extcmd "$PWD/modify-file" branch &&
        echo "new content" >expect &&
        test_cmp expect file
 '
@@ -482,7 +525,7 @@ test_expect_success PERL '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 &&
+               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 &&