v2.3.0 (#429)

Co-authored-by: Carlo <carloantonio.patti@mistral.ai>
Co-authored-by: Mathias Gesbert <mathias.gesbert@mistral.ai>
Co-authored-by: Clement Sirieix <clem.sirieix@gmail.com>
Co-authored-by: Michel Thomazo <michel.thomazo@mistral.ai>
Co-authored-by: Clément Drouin <clement.drouin@mistral.ai>
Co-authored-by: Vincent Guilloux <vincent.guilloux@mistral.ai>
Co-authored-by: Thomas Kenbeek <thomas.kenbeek@mistral.ai>
Co-authored-by: Mistral Vibe <vibe@mistral.ai>

tests/tools/test_manager_get_tool_config.py

@@ -227,6 +227,70 @@ class FileTool(BaseTool[FileToolArgs, FileToolResult, BaseToolConfig, BaseToolSt
         assert "file_tool" in tools
 
 
+class TestToolRuntimeAvailability:
+    """Tests for is_available() filtering in ToolManager."""
+
+    def test_unavailable_tool_excluded_from_available_tools(
+        self, tmp_path: Path, monkeypatch
+    ):
+        """Tools where is_available() returns False should be excluded."""
+        import sys
+
+        tool_dir = tmp_path / "tools"
+        tool_dir.mkdir()
+        (tool_dir / "conditional_tool.py").write_text("""
+import os
+from vibe.core.tools.base import BaseTool, BaseToolConfig, BaseToolState
+from pydantic import BaseModel
+
+class ConditionalToolArgs(BaseModel):
+    pass
+
+class ConditionalToolResult(BaseModel):
+    pass
+
+class ConditionalTool(BaseTool[ConditionalToolArgs, ConditionalToolResult, BaseToolConfig, BaseToolState]):
+    description = "Tool that requires TEST_VAR"
+
+    @classmethod
+    def is_available(cls) -> bool:
+        return bool(os.getenv("TEST_VAR"))
+
+    async def run(self, args, ctx=None):
+        yield ConditionalToolResult()
+""")
+
+        to_remove = [k for k in sys.modules if "conditional_tool" in k]
+        for k in to_remove:
+            del sys.modules[k]
+
+        monkeypatch.delenv("TEST_VAR", raising=False)
+        vibe_config = build_test_vibe_config(
+            system_prompt_id="tests",
+            include_project_context=False,
+            tool_paths=[tool_dir],
+        )
+        manager = ToolManager(lambda: vibe_config)
+        assert "conditional_tool" not in manager.available_tools
+
+        to_remove = [k for k in sys.modules if "conditional_tool" in k]
+        for k in to_remove:
+            del sys.modules[k]
+
+        monkeypatch.setenv("TEST_VAR", "1")
+        manager2 = ToolManager(lambda: vibe_config)
+        assert "conditional_tool" in manager2.available_tools
+
+    def test_default_is_available_returns_true(self):
+        """Tools without is_available() override should be available."""
+        vibe_config = build_test_vibe_config(
+            system_prompt_id="tests", include_project_context=False
+        )
+        manager = ToolManager(lambda: vibe_config)
+
+        assert "bash" in manager.available_tools
+
+
 class TestToolManagerModuleReuse:
     """Tests for module reuse across ToolManager instances.