command advance sweep

tests/test_emulator.py

@@ -176,6 +176,21 @@ class EmulatorHarnessTest(unittest.TestCase):
 
         self.assertEqual(emulator.memory.read8(ON_CHIP_RAM_START), 0x99)
 
+    def test_memory_access_log_records_executing_pc(self):
+        rom = rom_with_reset(size=0x1010)
+        rom[0x1000:0x1005] = bytes([0x15, (ON_CHIP_RAM_START >> 8) & 0xFF, ON_CHIP_RAM_START & 0xFF, 0x06, 0x77])
+
+        emulator = H8536Emulator(bytes(rom))
+        emulator.run(max_steps=1)
+
+        writes = [
+            access
+            for access in emulator.memory.access_log
+            if access.kind == "write" and access.address == ON_CHIP_RAM_START
+        ]
+        self.assertEqual(writes[-1].value, 0x77)
+        self.assertEqual(writes[-1].pc, 0x1000)
+
 
 if __name__ == "__main__":
     unittest.main()