test of a component to set the pattern for future tests

PiperOrigin-RevId: 588107004
Change-Id: I495412edf5b319a4763da69fbd919a521c55d238

concordia/components/game_master/player_status.py

@@ -67,7 +67,7 @@ def partial_state(
     return self._partial_states[player_name]
 
   def update(self) -> None:
-    self._state = '\n'
+    self._state = ''
     self._partial_states = {name: '' for name in self._player_names}
     per_player_prompt = {}
     for player_name in self._player_names:

concordia/components/game_master/player_status_test.py

@@ -0,0 +1,56 @@
+# Copyright 2023 DeepMind Technologies Limited.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     https://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+"""Tests for player_status.py."""
+
+import datetime
+from unittest import mock
+
+from absl.testing import absltest
+from absl.testing import parameterized
+from concordia.associative_memory import associative_memory
+from concordia.components.game_master import player_status
+from concordia.language_model import language_model
+
+
+def _clock_now() -> datetime.datetime:
+  return datetime.datetime(2023, 1, 1, 0, 0, 0)
+
+
+class PlayerStatusTest(parameterized.TestCase):
+
+  @parameterized.named_parameters(
+      dict(testcase_name="library", location="at the library"),
+      dict(testcase_name="memory", location="at the pub"),
+  )
+  def test_output_in_right_format(self, location):
+    model = mock.create_autospec(
+        language_model.LanguageModel, instance=True, spec_set=True)
+    model.sample_text.return_value = location
+    memory = mock.create_autospec(associative_memory.AssociativeMemory,
+                                  instance=True)
+    memory.retrieve_associative.return_value = "gibberish"
+    player_names = ["Alice", "Bob"]
+    component = player_status.PlayerStatus(
+        clock_now=_clock_now,
+        model=model,
+        memory=memory,
+        player_names=player_names)
+    component.update()
+    expected = "\n".join([f"  {name} is {location}" for name in player_names])
+    self.assertEqual(component.state(), expected + "\n")
+
+
+if __name__ == "__main__":
+  absltest.main()