Teach diff --submodule that modified submodule directory is dirty

diff --git a/t/t1506-rev-parse-upstream.sh b/t/t1506-rev-parse-upstream.sh
index 5abdc13bd3fde45e59e917f36c917f018a4f747a..95c9b0923f19782f8d40c36fd82d5e75d9f8f9b5 100755 (executable)
--- a/t/t1506-rev-parse-upstream.sh
+++ b/t/t1506-rev-parse-upstream.sh
@@ -66,4 +66,45 @@ test_expect_success '@{u} without specifying branch fails on a detached HEAD' '
        test_must_fail git rev-parse @{u}
 '
 
+test_expect_success 'checkout -b new my-side@{u} forks from the same' '
+(
+       cd clone &&
+       git checkout -b new my-side@{u} &&
+       git rev-parse --symbolic-full-name my-side@{u} >expect &&
+       git rev-parse --symbolic-full-name new@{u} >actual &&
+       test_cmp expect actual
+)
+'
+
+test_expect_success 'merge my-side@{u} records the correct name' '
+(
+       sq="'\''" &&
+       cd clone || exit
+       git checkout master || exit
+       git branch -D new ;# can fail but is ok
+       git branch -t new my-side@{u} &&
+       git merge -s ours new@{u} &&
+       git show -s --pretty=format:%s >actual &&
+       echo "Merge remote branch ${sq}origin/side${sq}" >expect &&
+       test_cmp expect actual
+)
+'
+
+test_expect_success 'branch -d other@{u}' '
+       git checkout -t -b other master &&
+       git branch -d @{u} &&
+       git for-each-ref refs/heads/master >actual &&
+       >expect &&
+       test_cmp expect actual
+'
+
+test_expect_success 'checkout other@{u}' '
+       git branch -f master HEAD &&
+       git checkout -t -b another master &&
+       git checkout @{u} &&
+       git symbolic-ref HEAD >actual &&
+       echo refs/heads/master >expect &&
+       test_cmp expect actual
+'
+
 test_done