Refs #21362. Add test.

Signed-off-by: Miguel Company <[email protected]>

test/cdr/SimpleTest.cpp

@@ -7081,3 +7081,17 @@ TEST(FastCDRTests, ZeroSequenceAtTheEnd)
         cdr_des_bool >> value >> bool_zero_sequence;
     });
 }
+
+TEST(FastCDRTests, StringWithNullChars)
+{
+    std::string str = "Hello\0World";
+    char buffer[256];
+    FastBuffer cdrbuffer(buffer, 256);
+    FastCdr cdr_ser(cdrbuffer);
+
+    EXPECT_THROW(
+    {
+        cdr_ser << str;
+    },
+    BadParamException);
+}