1 files changed, 20 insertions, 0 deletions
diff --git a/t/t7518-ident-corner-cases.sh b/t/t7518-ident-corner-cases.sh
new file mode 100755
index 0000000000..6c057afc11
--- /dev/null
+++ b/t/t7518-ident-corner-cases.sh
@@ -0,0 +1,20 @@
+#!/bin/sh
+
+test_description='corner cases in ident strings'
+. ./test-lib.sh
+
+# confirm that we do not segfault _and_ that we do not say "(null)", as
+# glibc systems will quietly handle our NULL pointer
+#
+# Note also that we can't use "env" here because we need to unset a variable,
+# and "-u" is not portable.
+test_expect_success 'empty name and missing email' '
+	(
+		sane_unset GIT_AUTHOR_EMAIL &&
+		GIT_AUTHOR_NAME= &&
+		test_must_fail git commit --allow-empty -m foo 2>err &&
+		test_i18ngrep ! null err
+	)
+'
+
+test_done