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-rwxr-xr-xt/t4053-diff-no-index.sh26
1 files changed, 26 insertions, 0 deletions
diff --git a/t/t4053-diff-no-index.sh b/t/t4053-diff-no-index.sh
index 979e98398b..2ab3c48734 100755
--- a/t/t4053-diff-no-index.sh
+++ b/t/t4053-diff-no-index.sh
@@ -29,4 +29,30 @@ test_expect_success 'git diff --no-index relative path outside repo' '
)
'
+test_expect_success 'git diff --no-index with broken index' '
+ (
+ cd repo &&
+ echo broken >.git/index &&
+ git diff --no-index a ../non/git/a
+ )
+'
+
+test_expect_success 'git diff outside repo with broken index' '
+ (
+ cd repo &&
+ git diff ../non/git/a ../non/git/b
+ )
+'
+
+test_expect_success 'git diff --no-index executed outside repo gives correct error message' '
+ (
+ GIT_CEILING_DIRECTORIES=$TRASH_DIRECTORY/non &&
+ export GIT_CEILING_DIRECTORIES &&
+ cd non/git &&
+ test_must_fail git diff --no-index a 2>actual.err &&
+ echo "usage: git diff --no-index <path> <path>" >expect.err &&
+ test_cmp expect.err actual.err
+ )
+'
+
test_done