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[2/5] t7703: test --geometric repack with loose objects

Message ID ad516e78690913843416b22d184a04fc0362a24d.1614957681.git.me@ttaylorr.com (mailing list archive)
State Accepted
Commit dab324773422f38f8572185127a268813342805e
Headers show
Series clean-ups to geometric repacking | expand

Commit Message

Taylor Blau March 5, 2021, 3:21 p.m. UTC 
We don't currently have a test that demonstrates the non-idempotent
behavior of 'git repack --geometric' with loose objects, so add one here
to make sure we don't regress in this area.

Signed-off-by: Taylor Blau <me@ttaylorr.com>
---
 t/t7703-repack-geometric.sh | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)
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Patch

diff --git a/t/t7703-repack-geometric.sh b/t/t7703-repack-geometric.sh
index 4a1952a054..5ccaa440e0 100755
--- a/t/t7703-repack-geometric.sh
+++ b/t/t7703-repack-geometric.sh
@@ -54,6 +54,37 @@  test_expect_success '--geometric with an intact progression' '
 	)
 '
 
+test_expect_success '--geometric with loose objects' '
+	git init geometric &&
+	test_when_finished "rm -fr geometric" &&
+	(
+		cd geometric &&
+
+		# These packs already form a geometric progression.
+		test_commit_bulk --start=1 1 && # 3 objects
+		test_commit_bulk --start=2 2 && # 6 objects
+		# The loose objects are packed together, breaking the
+		# progression.
+		test_commit loose && # 3 objects
+
+		find $objdir/pack -name "*.pack" | sort >before &&
+		git repack --geometric 2 -d &&
+		find $objdir/pack -name "*.pack" | sort >after &&
+
+		comm -13 before after >new &&
+		comm -23 before after >removed &&
+
+		test_line_count = 1 new &&
+		test_must_be_empty removed &&
+
+		git repack --geometric 2 -d &&
+		find $objdir/pack -name "*.pack" | sort >after &&
+
+		# The progression (3, 3, 6) is combined into one new pack.
+		test_line_count = 1 after
+	)
+'
+
 test_expect_success '--geometric with small-pack rollup' '
 	git init geometric &&
 	test_when_finished "rm -fr geometric" &&