git-merge: do up-to-date check also for all strategies

[git.git] / t / t6028-merge-up-to-date.sh

diff --git a/t/t6028-merge-up-to-date.sh b/t/t6028-merge-up-to-date.sh
new file mode 100755 (executable)
index 0000000..f8f3e3f
--- /dev/null
+++ b/t/t6028-merge-up-to-date.sh
@@ -0,0 +1,77 @@
+#!/bin/sh
+
+test_description='merge fast forward and up to date'
+
+. ./test-lib.sh
+
+test_expect_success setup '
+       >file &&
+       git add file &&
+       test_tick &&
+       git commit -m initial &&
+       git tag c0 &&
+
+       echo second >file &&
+       git add file &&
+       test_tick &&
+       git commit -m second &&
+       git tag c1 &&
+       git branch test
+'
+
+test_expect_success 'merge -s recursive up-to-date' '
+
+       git reset --hard c1 &&
+       test_tick &&
+       git merge -s recursive c0 &&
+       expect=$(git rev-parse c1) &&
+       current=$(git rev-parse HEAD) &&
+       test "$expect" = "$current"
+
+'
+
+test_expect_success 'merge -s recursive fast-forward' '
+
+       git reset --hard c0 &&
+       test_tick &&
+       git merge -s recursive c1 &&
+       expect=$(git rev-parse c1) &&
+       current=$(git rev-parse HEAD) &&
+       test "$expect" = "$current"
+
+'
+
+test_expect_success 'merge -s ours up-to-date' '
+
+       git reset --hard c1 &&
+       test_tick &&
+       git merge -s ours c0 &&
+       expect=$(git rev-parse c1) &&
+       current=$(git rev-parse HEAD) &&
+       test "$expect" = "$current"
+
+'
+
+test_expect_success 'merge -s ours fast-forward' '
+
+       git reset --hard c0 &&
+       test_tick &&
+       git merge -s ours c1 &&
+       expect=$(git rev-parse c0^{tree}) &&
+       current=$(git rev-parse HEAD^{tree}) &&
+       test "$expect" = "$current"
+
+'
+
+test_expect_success 'merge -s subtree up-to-date' '
+
+       git reset --hard c1 &&
+       test_tick &&
+       git merge -s subtree c0 &&
+       expect=$(git rev-parse c1) &&
+       current=$(git rev-parse HEAD) &&
+       test "$expect" = "$current"
+
+'
+
+test_done