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authorMiklos Vajna <vmiklos@frugalware.org>2008-06-27 18:22:06 +0200
committerJunio C Hamano <gitster@pobox.com>2008-06-30 22:45:51 -0700
commitf4022fa33f1b0a63029d1bc3748f01f720151218 (patch)
treea708013acc30f25b2d64bb057b562c3ab59c4572 /t/t7603-merge-reduce-heads.sh
parent98cf9c3bd7504d36e6049939bf9cc624f2cf5b9f (diff)
downloadgit-f4022fa33f1b0a63029d1bc3748f01f720151218.tar.gz
git-f4022fa33f1b0a63029d1bc3748f01f720151218.tar.xz
Add new test case to ensure git-merge reduces octopus parents when possible
The old shell version used show-branch --independent to filter for the ones that cannot be reached from any other reference. The new C version uses reduce_heads() from commit.c for this, so add test to ensure it works as expected. Signed-off-by: Miklos Vajna <vmiklos@frugalware.org> Signed-off-by: Junio C Hamano <gitster@pobox.com>
Diffstat (limited to 't/t7603-merge-reduce-heads.sh')
-rwxr-xr-xt/t7603-merge-reduce-heads.sh63
1 files changed, 63 insertions, 0 deletions
diff --git a/t/t7603-merge-reduce-heads.sh b/t/t7603-merge-reduce-heads.sh
new file mode 100755
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+++ b/t/t7603-merge-reduce-heads.sh
@@ -0,0 +1,63 @@
+#!/bin/sh
+
+test_description='git-merge
+
+Testing octopus merge when reducing parents to independent branches.'
+
+. ./test-lib.sh
+
+# 0 - 1
+# \ 2
+# \ 3
+# \ 4 - 5
+#
+# So 1, 2, 3 and 5 should be kept, 4 should be avoided.
+
+test_expect_success 'setup' '
+ echo c0 > c0.c &&
+ git add c0.c &&
+ git commit -m c0 &&
+ git tag c0 &&
+ echo c1 > c1.c &&
+ git add c1.c &&
+ git commit -m c1 &&
+ git tag c1 &&
+ git reset --hard c0 &&
+ echo c2 > c2.c &&
+ git add c2.c &&
+ git commit -m c2 &&
+ git tag c2 &&
+ git reset --hard c0 &&
+ echo c3 > c3.c &&
+ git add c3.c &&
+ git commit -m c3 &&
+ git tag c3 &&
+ git reset --hard c0 &&
+ echo c4 > c4.c &&
+ git add c4.c &&
+ git commit -m c4 &&
+ git tag c4 &&
+ echo c5 > c5.c &&
+ git add c5.c &&
+ git commit -m c5 &&
+ git tag c5
+'
+
+test_expect_success 'merge c1 with c2, c3, c4, c5' '
+ git reset --hard c1 &&
+ git merge c2 c3 c4 c5 &&
+ test "$(git rev-parse c1)" != "$(git rev-parse HEAD)" &&
+ test "$(git rev-parse c1)" = "$(git rev-parse HEAD^1)" &&
+ test "$(git rev-parse c2)" = "$(git rev-parse HEAD^2)" &&
+ test "$(git rev-parse c3)" = "$(git rev-parse HEAD^3)" &&
+ test "$(git rev-parse c5)" = "$(git rev-parse HEAD^4)" &&
+ git diff --exit-code &&
+ test -f c0.c &&
+ test -f c1.c &&
+ test -f c2.c &&
+ test -f c3.c &&
+ test -f c4.c &&
+ test -f c5.c
+'
+
+test_done