test: try fix pin callback

python/src/trezorlib/debuglink.py

@@ -32,8 +32,13 @@ from pathlib import Path
 from mnemonic import Mnemonic
 
 from . import btc, mapping, messages, models, protobuf
-from .client import MAX_PASSPHRASE_LENGTH, PASSPHRASE_ON_DEVICE, TrezorClient
-from .exceptions import Cancelled, TrezorFailure
+from .client import (
+    MAX_PASSPHRASE_LENGTH,
+    MAX_PIN_LENGTH,
+    PASSPHRASE_ON_DEVICE,
+    TrezorClient,
+)
+from .exceptions import Cancelled, PinException, TrezorFailure
 from .log import DUMP_BYTES
 from .messages import Capability, DebugWaitType
 from .tools import expect, parse_path
@@ -1354,6 +1359,33 @@ class TrezorClientDebugLink(TrezorClient):
 
         return _callback_button
 
+    @property
+    def pin_callback(self):
+
+        def _callback_pin(session: Session, msg: messages.PinMatrixRequest) -> t.Any:
+            try:
+                pin = self.ui.get_pin(msg.type)
+            except Cancelled:
+                session.call_raw(messages.Cancel())
+                raise
+
+            if any(d not in "123456789" for d in pin) or not (
+                1 <= len(pin) <= MAX_PIN_LENGTH
+            ):
+                session.call_raw(messages.Cancel())
+                raise ValueError("Invalid PIN provided")
+            resp = session.call_raw(messages.PinMatrixAck(pin=pin))
+            if isinstance(resp, messages.Failure) and resp.code in (
+                messages.FailureType.PinInvalid,
+                messages.FailureType.PinCancelled,
+                messages.FailureType.PinExpected,
+            ):
+                raise PinException(resp.code, resp.message)
+            else:
+                return resp
+
+        return _callback_pin
+
     @property
     def passphrase_callback(self):
         def _callback_passphrase(