emualtor working

tests/test_pseudocode.py

@@ -121,6 +121,41 @@ class PseudocodeTest(unittest.TestCase):
         self.assertIn("loc_0110:", text)
         self.assertIn("return;", text)
 
+    def test_zero_extends_byte_immediate_to_word_destination(self):
+        payload = {
+            "vectors": [{"address": 0, "name": "reset", "target": 0x4067, "target_label": "loc_4067"}],
+            "call_graph": {
+                "nodes": [
+                    {
+                        "start": 0x4067,
+                        "end": 0x4067,
+                        "label": "loc_4067",
+                        "sources": ["reset"],
+                        "instruction_count": 1,
+                        "calls": [],
+                    },
+                ],
+                "edges": [],
+            },
+            "instructions": [
+                {
+                    "address": 0x4067,
+                    "text": "MOV:G.W #H'00, @(-H'0790,R2)",
+                    "mnemonic": "MOV:G.W",
+                    "operands": "#H'00, @(-H'0790,R2)",
+                    "kind": "normal",
+                    "targets": [],
+                    "references": [],
+                    "comment": "",
+                },
+            ],
+        }
+
+        text = generate_pseudocode(payload, options=PseudocodeOptions(structured=False))
+
+        self.assertIn("zero_extend8_to16(0x00)", text)
+        self.assertIn("byte immediate zero-extended into word destination", text)
+
 
 if __name__ == "__main__":
     unittest.main()