Add fuzz calls for SBFileSpec.

llvm-svn: 133956

lldb/test/python_api/default-constructor/TestDefaultConstructorForAPIObjects.py

@@ -131,6 +131,9 @@ class APIDefaultConstructorTestCase(TestBase):
         if self.TraceOn():
             print obj
         self.assertFalse(obj)
+        # Do fuzz testing on the invalid obj, it should not crash lldb.
+        import sb_filespec
+        sb_filespec.fuzz_obj(obj)
 
     @python_api_test
     def test_SBFrame(self):