fix broken tests (for github actions)

Author: Zhe Yu

src/vectorcode/subcommands/query/reranker/base.py

@@ -38,5 +38,7 @@ def create(cls, configs: Config, **kwargs: Any):
             raise
 
     @abstractmethod
-    def rerank(self, results: QueryResult, query_chunks: list[str]) -> list[str]:
+    def rerank(
+        self, results: QueryResult, query_chunks: list[str]
+    ) -> list[str]:  # pragma: nocover
         raise NotImplementedError

tests/subcommands/query/test_reranker.py

@@ -262,13 +262,11 @@ def test_get_reranker():
     ), "configs.reranker_params should fallback to default params."
 
 
-def test_supported_rerankers_initialization():
+def test_supported_rerankers_initialization(config, naive_reranker_conf):
     """Test that __supported_rerankers contains the expected default rerankers"""
 
-    assert isinstance(
-        get_reranker(Config(reranker="CrossEncoderReranker")), CrossEncoderReranker
-    )
-    assert isinstance(get_reranker(Config(reranker="NaiveReranker")), NaiveReranker)
+    assert isinstance(get_reranker(config), CrossEncoderReranker)
+    assert isinstance(get_reranker(naive_reranker_conf), NaiveReranker)
     assert len(get_available_rerankers()) == 2