[PATCH 2/8] commit-graph tests: test a graph that's too small

From: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
Date: Feb 21, 2019, 22:37 UTC
Message-ID: <20190221223753.20070-3-avarab@gmail.com>
In-Reply-To: <20190221223753.20070-1-avarab@gmail.com>

Use the recently split-up components of the corrupt_graph_and_verify() function to assert that we error on graphs that are too small. The error was added in 2a2e32bdc5 ("commit-graph: implement git commit-graph read", 2018-04-10), but there was no test for it.

Signed-off-by: Ævar Arnfjörð Bjarmason <avarab@gmail.com>
---
 t/t5318-commit-graph.sh | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/t/t5318-commit-graph.sh b/t/t5318-commit-graph.sh
index 725b7ce51f..733be2ed30 100755
--- a/t/t5318-commit-graph.sh
+++ b/t/t5318-commit-graph.sh
@@ -399,6 +399,12 @@ corrupt_graph_and_verify() {
 
 }
 
+test_expect_success 'detect too small' '
+	corrupt_graph_setup &&
+	echo "a small graph" >$objdir/info/commit-graph &&
+	corrupt_graph_verify "too small"
+'
+
 test_expect_success 'detect bad signature' '
 	corrupt_graph_and_verify 0 "\0" \
 		"graph signature"

-- 
2.21.0.rc0.258.g878e2cd30e