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authorVincent Ambo <Vincent Ambo>2020-01-11T23·36+0000
committerVincent Ambo <Vincent Ambo>2020-01-11T23·36+0000
commit1b593e1ea4d2af0f6444d9a7788d5d99abd6fde5 (patch)
treee3accb9beed5c4c1b5a05c99db71ab2841f0ed04 /t/t7516-commit-races.sh
Squashed 'third_party/git/' content from commit cb71568594
git-subtree-dir: third_party/git
git-subtree-split: cb715685942260375e1eb8153b0768a376e4ece7
Diffstat (limited to 't/t7516-commit-races.sh')
-rwxr-xr-xt/t7516-commit-races.sh30
1 files changed, 30 insertions, 0 deletions
diff --git a/t/t7516-commit-races.sh b/t/t7516-commit-races.sh
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index 000000000000..f2ce14e9071c
--- /dev/null
+++ b/t/t7516-commit-races.sh
@@ -0,0 +1,30 @@
+#!/bin/sh
+
+test_description='git commit races'
+. ./test-lib.sh
+
+test_expect_success 'race to create orphan commit' '
+	write_script hare-editor <<-\EOF &&
+	git commit --allow-empty -m hare
+	EOF
+	test_must_fail env EDITOR=./hare-editor git commit --allow-empty -m tortoise -e &&
+	git show -s --pretty=format:%s >subject &&
+	grep hare subject &&
+	test -z "$(git show -s --pretty=format:%P)"
+'
+
+test_expect_success 'race to create non-orphan commit' '
+	write_script airplane-editor <<-\EOF &&
+	git commit --allow-empty -m airplane
+	EOF
+	git checkout --orphan branch &&
+	git commit --allow-empty -m base &&
+	git rev-parse HEAD >base &&
+	test_must_fail env EDITOR=./airplane-editor git commit --allow-empty -m ship -e &&
+	git show -s --pretty=format:%s >subject &&
+	grep airplane subject &&
+	git rev-parse HEAD^ >parent &&
+	test_cmp base parent
+'
+
+test_done