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import pytest |
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from starlette.testclient import TestClient |
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from .fastapi_app import app, deps, Inner, ContextLoaded |
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def test_request_singletons_are_the_same_within_a_request_context(): |
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client = TestClient(app) |
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response = client.get("/") |
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data = response.json() |
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assert data["outer_one"] == data["outer_two"] |
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def test_request_singletons_are_different_for_new_requests(): |
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client = TestClient(app) |
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data_one = client.get("/").json() |
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data_two = client.get("/").json() |
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assert data_one["outer_one"] != data_two["outer_one"] |
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def test_request_singletons_also_have_request_class(): |
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client = TestClient(app) |
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data = client.get("/request_injected_request_singleton").json() |
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assert data["data"] == "/request_injected_request_singleton" |
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def test_deps_can_be_overridden_during_test(): |
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client = TestClient(app) |
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with deps.override_for_test() as c: |
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c[Inner] = Inner("test_message") |
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call_under_test = client.get("/inner").json() |
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call_after_test = client.get("/inner").json() |
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assert call_under_test["data"] == "test_message" |
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assert call_after_test["data"] != "test_message" |
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@pytest.fixture |
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def fixture_fake_deps(): |
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with deps.override_for_test() as test_container: |
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test_container[Inner] = Inner("fixture_deps") |
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yield test_container |
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def test_overriding_with_fixtures_works(fixture_fake_deps): |
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client = TestClient(app) |
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resp = client.get("/inner").json() |
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assert resp["data"] == "fixture_deps" |
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def test_deps_can_be_overridden_during_test_multiple_times(): |
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client = TestClient(app) |
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with deps.override_for_test() as c1: |
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with deps.override_for_test() as c2: |
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c1[Inner] = Inner("first_level") |
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c2[Inner] = Inner("second_level") |
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second = client.get("/inner").json() |
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first = client.get("/inner").json() |
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outer = client.get("/inner").json() |
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assert outer["data"] is None |
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assert first["data"] == "first_level" |
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assert second["data"] == "second_level" |
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def test_deps_can_use_contexts_for_cleanup_tasks(): |
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ContextLoaded.cleaned_up = False |
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client = TestClient(app) |
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response = client.get("with_some_context") |
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assert response.json() == {"cleaned_up": "False"} |
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assert ContextLoaded.cleaned_up |
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