chore: add local storage test (#9827)

api/tests/unit_tests/oss/__mock/base.py

@@ -0,0 +1,58 @@
+from collections.abc import Generator
+
+import pytest
+
+from extensions.storage.base_storage import BaseStorage
+
+
+def get_example_folder() -> str:
+    return "/dify"
+
+
+def get_example_bucket() -> str:
+    return "dify"
+
+
+def get_example_filename() -> str:
+    return "test.txt"
+
+
+def get_example_data() -> bytes:
+    return b"test"
+
+
+def get_example_filepath() -> str:
+    return "/test"
+
+
+class BaseStorageTest:
+    @pytest.fixture(autouse=True)
+    def setup_method(self):
+        """Should be implemented in child classes to setup specific storage."""
+        self.storage = BaseStorage()
+
+    def test_save(self):
+        """Test saving data."""
+        self.storage.save(get_example_filename(), get_example_data())
+
+    def test_load_once(self):
+        """Test loading data once."""
+        assert self.storage.load_once(get_example_filename()) == get_example_data()
+
+    def test_load_stream(self):
+        """Test loading data as a stream."""
+        generator = self.storage.load_stream(get_example_filename())
+        assert isinstance(generator, Generator)
+        assert next(generator) == get_example_data()
+
+    def test_download(self):
+        """Test downloading data."""
+        self.storage.download(get_example_filename(), get_example_filepath())
+
+    def test_exists(self):
+        """Test checking if a file exists."""
+        assert self.storage.exists(get_example_filename())
+
+    def test_delete(self):
+        """Test deleting a file."""
+        self.storage.delete(get_example_filename())