1 files changed, 18 insertions, 0 deletions
diff --git a/net/dcsctp/packet/error_cause/missing_mandatory_parameter_cause_test.cc b/net/dcsctp/packet/error_cause/missing_mandatory_parameter_cause_test.cc
index 8c0434050d..1c526ff0e2 100644
--- a/net/dcsctp/packet/error_cause/missing_mandatory_parameter_cause_test.cc
+++ b/net/dcsctp/packet/error_cause/missing_mandatory_parameter_cause_test.cc
@@ -22,6 +22,7 @@
 namespace dcsctp {
 namespace {
 using ::testing::ElementsAre;
+using ::testing::IsEmpty;
 
 TEST(MissingMandatoryParameterCauseTest, SerializeAndDeserialize) {
   uint16_t parameter_types[] = {1, 2, 3};
@@ -37,5 +38,22 @@ TEST(MissingMandatoryParameterCauseTest, SerializeAndDeserialize) {
   EXPECT_THAT(deserialized.missing_parameter_types(), ElementsAre(1, 2, 3));
 }
 
+TEST(MissingMandatoryParameterCauseTest, HandlesDeserializeZeroParameters) {
+  uint8_t serialized[] = {0, 2, 0, 8, 0, 0, 0, 0};
+
+  ASSERT_HAS_VALUE_AND_ASSIGN(
+      MissingMandatoryParameterCause deserialized,
+      MissingMandatoryParameterCause::Parse(serialized));
+
+  EXPECT_THAT(deserialized.missing_parameter_types(), IsEmpty());
+}
+
+TEST(MissingMandatoryParameterCauseTest, HandlesOverflowParameterCount) {
+  // 0x80000004 * 2 = 2**32 + 8 -> if overflow, would validate correctly.
+  uint8_t serialized[] = {0, 2, 0, 8, 0x80, 0x00, 0x00, 0x04};
+
+  EXPECT_FALSE(MissingMandatoryParameterCause::Parse(serialized).has_value());
+}
+
 }  // namespace
 }  // namespace dcsctp