v2.12.0 (#725)

Co-authored-by: Mathias Gesbert <mathias.gesbert@mistral.ai>
Co-authored-by: Pierre Rossinès <pierre.rossines@mistral.ai>
Co-authored-by: Mistral Vibe <vibe@mistral.ai>

tests/core/test_last_user_message.py

@@ -0,0 +1,45 @@
+from __future__ import annotations
+
+from unittest.mock import MagicMock
+
+from vibe.core.agent_loop import AgentLoop
+from vibe.core.types import LLMMessage, Role
+
+
+def _call(*messages: LLMMessage) -> LLMMessage | None:
+    fake_self = MagicMock(spec=["messages"])
+    fake_self.messages = list(messages)
+    return AgentLoop._last_user_message(fake_self)
+
+
+def test_returns_last_user_message() -> None:
+    m1 = LLMMessage(role=Role.user, content="first")
+    m2 = LLMMessage(role=Role.assistant, content="reply")
+    m3 = LLMMessage(role=Role.user, content="second")
+    result = _call(m1, m2, m3)
+    assert result is m3
+
+
+def test_returns_none_when_no_user_messages() -> None:
+    assert (
+        _call(
+            LLMMessage(role=Role.system, content="system prompt"),
+            LLMMessage(role=Role.assistant, content="hello"),
+        )
+        is None
+    )
+
+
+def test_returns_none_for_empty_messages() -> None:
+    assert _call() is None
+
+
+def test_skips_injected_user_messages() -> None:
+    real = LLMMessage(role=Role.user, content="real")
+    injected = LLMMessage(role=Role.user, content="reminder", injected=True)
+    assert _call(real, injected) is real
+
+
+def test_returns_user_message_with_empty_content() -> None:
+    empty = LLMMessage(role=Role.user, content="")
+    assert _call(empty) is empty