xdiff/xpatience: factor out fall-back-diff function

diff --git a/t/t3903-stash.sh b/t/t3903-stash.sh
index 0bd667f04b8e7c5a55fd0025bcf93e7f894ef394..7197aae1ed10add49aa72748188fecb4c2ef90a4 100755 (executable)
--- a/t/t3903-stash.sh
+++ b/t/t3903-stash.sh
@@ -37,6 +37,12 @@ test_expect_success 'parents of stash' '
        test_cmp output expect
 '
 
+test_expect_success 'applying bogus stash does nothing' '
+       test_must_fail git stash apply stash@{1} &&
+       echo 1 >expect &&
+       test_cmp expect file
+'
+
 test_expect_success 'apply does not need clean working directory' '
        echo 4 >other-file &&
        git add other-file &&
@@ -530,7 +536,7 @@ test_expect_success 'stash pop - fail early if specified stash is not a stash re
        git reset --hard HEAD
 '
 
-test_expect_success 'ref with non-existant reflog' '
+test_expect_success 'ref with non-existent reflog' '
        git stash clear &&
        echo bar5 > file &&
        echo bar6 > file2 &&
@@ -557,11 +563,11 @@ test_expect_success 'invalid ref of the form stash@{n}, n >= N' '
        echo bar6 > file2 &&
        git add file2 &&
        git stash &&
-       test_must_fail git drop stash@{1} &&
-       test_must_fail git pop stash@{1} &&
-       test_must_fail git apply stash@{1} &&
-       test_must_fail git show stash@{1} &&
-       test_must_fail git branch tmp stash@{1} &&
+       test_must_fail git stash drop stash@{1} &&
+       test_must_fail git stash pop stash@{1} &&
+       test_must_fail git stash apply stash@{1} &&
+       test_must_fail git stash show stash@{1} &&
+       test_must_fail git stash branch tmp stash@{1} &&
        git stash drop
 '