e2eテストのTestClientをfixtureにする (#737)

* e2eテストのsessionをfixtureにする

* デグレってた

* isort

* default_setting.ymlに変更

* テストの実行方法をREADMEに追記

README.md

@@ -469,6 +469,12 @@ pre-commit install -t pre-push
 pysen run format lint
 ```
 
+## テスト
+
+```bash
+python -m pytest
+```
+
 ## タイポチェック
 
 [typos](https://github.com/crate-ci/typos) を使ってタイポのチェックを行っています。

test/e2e/conftest.py

@@ -0,0 +1,24 @@
+from pathlib import Path
+
+import pytest
+from fastapi.testclient import TestClient
+from run import generate_app
+
+from voicevox_engine.setting import SettingLoader
+from voicevox_engine.synthesis_engine import make_synthesis_engines
+from voicevox_engine.utility.core_version_utility import get_latest_core_version
+
+
+@pytest.fixture(scope="session")
+def client():
+    synthesis_engines = make_synthesis_engines(use_gpu=False)
+    latest_core_version = get_latest_core_version(versions=synthesis_engines.keys())
+    setting_loader = SettingLoader(Path("./default_setting.yml"))
+
+    return TestClient(
+        generate_app(
+            synthesis_engines=synthesis_engines,
+            latest_core_version=latest_core_version,
+            setting_loader=setting_loader,
+        )
+    )

test/e2e/test_validate_version.py

@@ -1,9 +1,9 @@
-from generate_test_client import client
+from fastapi.testclient import TestClient
 
 from voicevox_engine import __version__
 
 
-def test_fetch_version_success():
+def test_fetch_version_success(client: TestClient):
     response = client.get("/version")
     assert response.status_code == 200
     assert response.json() == __version__