TEST: stub clients for mmio/jt write-guard paths; fix suite

Author: Martin

bridge/tests/unit/test_enable_writes_flag.py

@@ -12,6 +12,7 @@ def is_instruction_sentinel(self, raw: int) -> bool:
         return False
 
     def probe_function(self, client, ptr: int, code_min: int, code_max: int):
+        # Simuliere validen Thumb-Treffer
         return "Thumb", ptr
 
 
@@ -46,6 +47,11 @@ def set_decompiler_comment(self, addr, comment):
         return True
 
 
+def _has_note(payload: dict, phrase: str) -> bool:
+    notes = payload.get("notes", [])
+    return any(phrase in note for note in notes)
+
+
 @pytest.mark.parametrize("dry_run", [True, False])
 def test_jt_slot_process_gates_writes_when_disabled(dry_run):
     client = DummyJTClient()
@@ -64,6 +70,7 @@ def test_jt_slot_process_gates_writes_when_disabled(dry_run):
         writes_enabled=False,
     )
 
+    # hat ein Wort gelesen
     assert client.read_addrs == [0x400004]
 
     if dry_run:
@@ -81,14 +88,21 @@ def test_jt_slot_process_gates_writes_when_disabled(dry_run):
         assert client.comment_calls == 0
 
 
-def _has_note(payload: dict, phrase: str) -> bool:
-    notes = payload.get("notes", [])
-    return any(phrase in note for note in notes)
+class DummyMMIOClient:
+    def __init__(self):
+        self.calls = []
+
+    def disassemble_function(self, address):
+        self.calls.append(address)
+        return ["00500000: NOP"]
+
+    def set_disassembly_comment(self, address, comment):
+        return True
 
 
 def test_mmio_annotate_returns_note_when_writes_disabled_and_dry_run_false():
     payload = mmio.annotate(
-        object(),
+        DummyMMIOClient(),
         function_addr=0x500000,
         dry_run=False,
         writes_enabled=False,
@@ -99,18 +113,6 @@ def test_mmio_annotate_returns_note_when_writes_disabled_and_dry_run_false():
     assert any("writes disabled" in note for note in payload["notes"])
 
 
-class DummyMMIOClient:
-    def __init__(self):
-        self.calls = []
-
-    def disassemble_function(self, address):
-        self.calls.append(address)
-        return ["00500000: NOP"]
-
-    def set_disassembly_comment(self, address, comment):  # pragma: no cover - not used here
-        return True
-
-
 def test_mmio_annotate_allows_dry_run_with_writes_disabled():
     client = DummyMMIOClient()