t/t5100: no need to use 'echo' command substitutions for globbing

diff --git a/t/t7800-difftool.sh b/t/t7800-difftool.sh
index 48c6e2bc830e74ab8d242e49c08f38609b5ef585..ec8bc8c7656fd7f0fd03226b5491f5bc9d532dd7 100755 (executable)
--- a/t/t7800-difftool.sh
+++ b/t/t7800-difftool.sh
@@ -504,4 +504,23 @@ test_expect_success PERL 'difftool properly honors gitlink and core.worktree' '
        )
 '
 
+test_expect_success PERL,SYMLINKS 'difftool --dir-diff symlinked directories' '
+       git init dirlinks &&
+       (
+               cd dirlinks &&
+               git config diff.tool checktrees &&
+               git config difftool.checktrees.cmd "echo good" &&
+               mkdir foo &&
+               : >foo/bar &&
+               git add foo/bar &&
+               test_commit symlink-one &&
+               ln -s foo link &&
+               git add link &&
+               test_commit symlink-two &&
+               echo good >expect &&
+               git difftool --tool=checktrees --dir-diff HEAD~ >actual &&
+               test_cmp expect actual
+       )
+'
+
 test_done