1 files changed, 23 insertions, 0 deletions
diff --git a/t/t4141-apply-too-large.sh b/t/t4141-apply-too-large.sh
new file mode 100755
index 0000000000..20cc1209f6
--- /dev/null
+++ b/t/t4141-apply-too-large.sh
@@ -0,0 +1,23 @@
+#!/bin/sh
+
+test_description='git apply with too-large patch'
+
+TEST_PASSES_SANITIZE_LEAK=true
+. ./test-lib.sh
+
+test_expect_success EXPENSIVE 'git apply rejects patches that are too large' '
+	sz=$((1024 * 1024 * 1023)) &&
+	{
+		cat <<-\EOF &&
+		diff --git a/file b/file
+		new file mode 100644
+		--- /dev/null
+		+++ b/file
+		@@ -0,0 +1 @@
+		EOF
+		test-tool genzeros
+	} | test_copy_bytes $sz | test_must_fail git apply 2>err &&
+	grep "patch too large" err
+'
+
+test_done