[PATCH] tests: git push mirror mode tests V2 -- add tag tests

[Andy Whitcroft <apw@xxxxxxxxxxxx>]

Add additional tests to the the V2 tests testing the handling of
tags in --mirror mode.  We expect these to be tracked in line with
the master.

Signed-off-by: Andy Whitcroft <apw@xxxxxxxxxxxx>
---
	Note that this patch is cumulative on top of the following
	patch:
		tests: git push mirror mode tests V2

	These two patches together replace the 4/4 from the original
	series.
---
 t/t5517-push-mirror.sh |  105 +++++++++++++++++++++++++++++++++++++++++++++++-
 1 files changed, 104 insertions(+), 1 deletions(-)
diff --git a/t/t5517-push-mirror.sh b/t/t5517-push-mirror.sh
index a65d2f5..ec87ce5 100755
--- a/t/t5517-push-mirror.sh
+++ b/t/t5517-push-mirror.sh
@@ -30,6 +30,7 @@ mk_repo_pair () {
 }
 
 
+# BRANCH tests
 test_expect_success 'push mirror does not create new branches' '
 
 	mk_repo_pair &&
@@ -96,7 +97,7 @@ test_expect_success 'push mirror does not remove branches' '
 
 '
 
-test_expect_success 'push mirror does not add, update and remove together' '
+test_expect_success 'push mirror does not add, update and remove branches together' '
 
 	mk_repo_pair &&
 	(
@@ -122,4 +123,106 @@ test_expect_success 'push mirror does not add, update and remove together' '
 
 '
 
+
+# TAG tests
+test_expect_success 'push mirror does not create new tags' '
+
+	mk_repo_pair &&
+	(
+		cd master &&
+		echo one >foo && git add foo && git commit -m one &&
+		git tag -f tmaster master &&
+		git push --mirror up
+	) &&
+	master_master=$(cd master && git show-ref -s --verify refs/tags/tmaster) &&
+	mirror_master=$(cd mirror && git show-ref -s --verify refs/tags/tmaster) &&
+	test "$master_master" = "$mirror_master"
+
+'
+
+test_expect_success 'push mirror does not update existing tags' '
+
+	mk_repo_pair &&
+	(
+		cd master &&
+		echo one >foo && git add foo && git commit -m one &&
+		git tag -f tmaster master &&
+		git push --mirror up &&
+		echo two >foo && git add foo && git commit -m two &&
+		git tag -f tmaster master &&
+		git push --mirror up
+	) &&
+	master_master=$(cd master && git show-ref -s --verify refs/tags/tmaster) &&
+	mirror_master=$(cd mirror && git show-ref -s --verify refs/tags/tmaster) &&
+	test "$master_master" = "$mirror_master"
+
+'
+
+test_expect_success 'push mirror does not force update existing tags' '
+
+	mk_repo_pair &&
+	(
+		cd master &&
+		echo one >foo && git add foo && git commit -m one &&
+		git tag -f tmaster master &&
+		git push --mirror up &&
+		echo two >foo && git add foo && git commit -m two &&
+		git tag -f tmaster master &&
+		git push --mirror up &&
+		git reset --hard HEAD^
+		git tag -f tmaster master &&
+		git push --mirror up
+	) &&
+	master_master=$(cd master && git show-ref -s --verify refs/tags/tmaster) &&
+	mirror_master=$(cd mirror && git show-ref -s --verify refs/tags/tmaster) &&
+	test "$master_master" = "$mirror_master"
+
+'
+
+test_expect_success 'push mirror does not remove tags' '
+
+	mk_repo_pair &&
+	(
+		cd master &&
+		echo one >foo && git add foo && git commit -m one &&
+		git tag -f tremove master &&
+		git push --mirror up &&
+		git tag -d tremove
+		git push --mirror up 
+	) &&
+	(
+		cd mirror &&
+		invert git show-ref -s --verify refs/tags/tremove
+	)
+
+'
+
+test_expect_success 'push mirror does not add, update and remove tags together' '
+
+	mk_repo_pair &&
+	(
+		cd master &&
+		echo one >foo && git add foo && git commit -m one &&
+		git tag -f tmaster master &&
+		git tag -f tremove master &&
+		git push --mirror up &&
+		git tag -d tremove &&
+		git tag tadd master &&
+		echo two >foo && git add foo && git commit -m two &&
+		git tag -f tmaster master &&
+		git push --mirror up
+	) &&
+	master_master=$(cd master && git show-ref -s --verify refs/tags/tmaster) &&
+	master_add=$(cd master && git show-ref -s --verify refs/tags/tadd) &&
+	mirror_master=$(cd mirror && git show-ref -s --verify refs/tags/tmaster) &&
+	mirror_add=$(cd mirror && git show-ref -s --verify refs/tags/tadd) &&
+	test "$master_master" = "$mirror_master" &&
+	test "$master_add" = "$mirror_add" &&
+	(
+		cd mirror &&
+		invert git show-ref -s --verify refs/tags/tremove
+	)
+
+'
+
 test_done
-
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