[test] Run some tests in a Pytester subprocess to avoid PytestAssertR…

…ewriteWarning.

Signed-off-by: Michael Seifert <m.seifert@digitalernachschub.de>

tests/hypothesis/test_base.py

@@ -23,7 +23,7 @@ async def test_mark_inner(n):
             """
         )
     )
-    result = pytester.runpytest("--asyncio-mode=strict", "-W default")
+    result = pytester.runpytest_subprocess("--asyncio-mode=strict", "-W default")
     result.assert_outcomes(passed=1)
 
 
@@ -67,7 +67,7 @@ async def test_explicit_fixture_request(event_loop, n):
             """
         )
     )
-    result = pytester.runpytest("--asyncio-mode=strict", "-W default")
+    result = pytester.runpytest_subprocess("--asyncio-mode=strict", "-W default")
     result.assert_outcomes(passed=1, warnings=2)
     result.stdout.fnmatch_lines(
         [

tests/markers/test_function_scope.py

@@ -43,7 +43,7 @@ async def test_remember_loop(event_loop):
             """
         )
     )
-    result = pytester.runpytest("--asyncio-mode=strict", "-W default")
+    result = pytester.runpytest_subprocess("--asyncio-mode=strict", "-W default")
     result.assert_outcomes(passed=1, warnings=1)
     result.stdout.fnmatch_lines(
         '*is asynchronous and explicitly requests the "event_loop" fixture*'

tests/markers/test_module_scope.py

@@ -48,7 +48,7 @@ def sample_fixture():
             """
         )
     )
-    result = pytester.runpytest("--asyncio-mode=strict", "-W default")
+    result = pytester.runpytest_subprocess("--asyncio-mode=strict", "-W default")
     result.assert_outcomes(passed=2, warnings=2)
     result.stdout.fnmatch_lines(
         '*is asynchronous and explicitly requests the "event_loop" fixture*'

tests/modes/test_strict_mode.py

@@ -79,7 +79,7 @@ async def test_anything():
         """
         )
     )
-    result = testdir.runpytest("--asyncio-mode=strict", "-W default")
+    result = testdir.runpytest_subprocess("--asyncio-mode=strict", "-W default")
     result.assert_outcomes(skipped=1, warnings=1)
     result.stdout.fnmatch_lines(["*async def functions are not natively supported*"])
 
@@ -100,7 +100,7 @@ async def test_anything(any_fixture):
         """
         )
     )
-    result = testdir.runpytest("--asyncio-mode=strict", "-W default")
+    result = testdir.runpytest_subprocess("--asyncio-mode=strict", "-W default")
     result.assert_outcomes(skipped=1, warnings=2)
     result.stdout.fnmatch_lines(
         [

tests/test_asyncio_mark.py

@@ -15,7 +15,7 @@ def test_a():
             """
         )
     )
-    result = pytester.runpytest("--asyncio-mode=strict", "-W default")
+    result = pytester.runpytest_subprocess("--asyncio-mode=strict", "-W default")
     result.assert_outcomes(passed=1)
     result.stdout.fnmatch_lines(
         ["*is marked with '@pytest.mark.asyncio' but it is not an async function.*"]
@@ -36,7 +36,7 @@ async def test_a():
             """
         )
     )
-    result = pytester.runpytest("--asyncio-mode=strict", "-W default")
+    result = pytester.runpytest_subprocess("--asyncio-mode=strict", "-W default")
     result.assert_outcomes(xfailed=1, warnings=1)
     result.stdout.fnmatch_lines(
         ["*Tests based on asynchronous generators are not supported*"]
@@ -54,7 +54,7 @@ async def test_a():
             """
         )
     )
-    result = pytester.runpytest("--asyncio-mode=auto", "-W default")
+    result = pytester.runpytest_subprocess("--asyncio-mode=auto", "-W default")
     result.assert_outcomes(xfailed=1, warnings=1)
     result.stdout.fnmatch_lines(
         ["*Tests based on asynchronous generators are not supported*"]
@@ -76,7 +76,7 @@ async def test_a(self):
             """
         )
     )
-    result = pytester.runpytest("--asyncio-mode=strict", "-W default")
+    result = pytester.runpytest_subprocess("--asyncio-mode=strict", "-W default")
     result.assert_outcomes(xfailed=1, warnings=1)
     result.stdout.fnmatch_lines(
         ["*Tests based on asynchronous generators are not supported*"]
@@ -96,7 +96,7 @@ async def test_a():
             """
         )
     )
-    result = pytester.runpytest("--asyncio-mode=auto", "-W default")
+    result = pytester.runpytest_subprocess("--asyncio-mode=auto", "-W default")
     result.assert_outcomes(xfailed=1, warnings=1)
     result.stdout.fnmatch_lines(
         ["*Tests based on asynchronous generators are not supported*"]
@@ -119,7 +119,7 @@ async def test_a():
             """
         )
     )
-    result = pytester.runpytest("--asyncio-mode=strict", "-W default")
+    result = pytester.runpytest_subprocess("--asyncio-mode=strict", "-W default")
     result.assert_outcomes(xfailed=1, warnings=1)
     result.stdout.fnmatch_lines(
         ["*Tests based on asynchronous generators are not supported*"]
@@ -139,7 +139,7 @@ async def test_a():
             """
         )
     )
-    result = pytester.runpytest("--asyncio-mode=auto", "-W default")
+    result = pytester.runpytest_subprocess("--asyncio-mode=auto", "-W default")
     result.assert_outcomes(xfailed=1, warnings=1)
     result.stdout.fnmatch_lines(
         ["*Tests based on asynchronous generators are not supported*"]

tests/test_event_loop_fixture_finalizer.py

@@ -84,7 +84,7 @@ async def test_async_with_explicit_fixture_request(event_loop):
             """
         )
     )
-    result = pytester.runpytest("--asyncio-mode=strict", "-W default")
+    result = pytester.runpytest_subprocess("--asyncio-mode=strict", "-W default")
     result.assert_outcomes(passed=1, warnings=1)
     result.stdout.fnmatch_lines(
         '*is asynchronous and explicitly requests the "event_loop" fixture*'
@@ -113,7 +113,7 @@ async def test_ends_with_unclosed_loop():
             """
         )
     )
-    result = pytester.runpytest("--asyncio-mode=strict", "-W", "default")
+    result = pytester.runpytest_subprocess("--asyncio-mode=strict", "-W", "default")
     result.assert_outcomes(passed=1, warnings=2)
     result.stdout.fnmatch_lines("*unclosed event loop*")
 
@@ -135,6 +135,6 @@ async def test_ends_with_unclosed_loop():
             """
         )
     )
-    result = pytester.runpytest("--asyncio-mode=strict", "-W", "default")
+    result = pytester.runpytest_subprocess("--asyncio-mode=strict", "-W", "default")
     result.assert_outcomes(passed=1, warnings=1)
     result.stdout.fnmatch_lines("*unclosed event loop*")

tests/test_event_loop_fixture_override_deprecation.py

@@ -22,7 +22,7 @@ async def test_emits_warning():
             """
         )
     )
-    result = pytester.runpytest("--asyncio-mode=strict", "-W default")
+    result = pytester.runpytest_subprocess("--asyncio-mode=strict", "-W default")
     result.assert_outcomes(passed=1, warnings=1)
     result.stdout.fnmatch_lines(
         ["*event_loop fixture provided by pytest-asyncio has been redefined*"]
@@ -50,7 +50,7 @@ async def test_emits_warning_when_requested_explicitly(event_loop):
             """
         )
     )
-    result = pytester.runpytest("--asyncio-mode=strict", "-W default")
+    result = pytester.runpytest_subprocess("--asyncio-mode=strict", "-W default")
     result.assert_outcomes(passed=1, warnings=2)
     result.stdout.fnmatch_lines(
         ["*event_loop fixture provided by pytest-asyncio has been redefined*"]
@@ -80,7 +80,7 @@ def test_emits_no_warning():
             """
         )
     )
-    result = pytester.runpytest("--asyncio-mode=strict")
+    result = pytester.runpytest_subprocess("--asyncio-mode=strict")
     result.assert_outcomes(passed=1, warnings=0)
 
 
@@ -107,5 +107,5 @@ def test_emits_warning(uses_event_loop):
             """
         )
     )
-    result = pytester.runpytest("--asyncio-mode=strict", "-W default")
+    result = pytester.runpytest_subprocess("--asyncio-mode=strict", "-W default")
     result.assert_outcomes(passed=1, warnings=1)

tests/test_explicit_event_loop_fixture_request.py

@@ -17,7 +17,7 @@ async def test_coroutine_emits_warning(event_loop):
             """
         )
     )
-    result = pytester.runpytest("--asyncio-mode=strict", "-W default")
+    result = pytester.runpytest_subprocess("--asyncio-mode=strict", "-W default")
     result.assert_outcomes(passed=1, warnings=1)
     result.stdout.fnmatch_lines(
         ['*is asynchronous and explicitly requests the "event_loop" fixture*']
@@ -39,7 +39,7 @@ async def test_coroutine_emits_warning(self, event_loop):
             """
         )
     )
-    result = pytester.runpytest("--asyncio-mode=strict", "-W default")
+    result = pytester.runpytest_subprocess("--asyncio-mode=strict", "-W default")
     result.assert_outcomes(passed=1, warnings=1)
     result.stdout.fnmatch_lines(
         ['*is asynchronous and explicitly requests the "event_loop" fixture*']
@@ -62,7 +62,7 @@ async def test_coroutine_emits_warning(event_loop):
             """
         )
     )
-    result = pytester.runpytest("--asyncio-mode=strict", "-W default")
+    result = pytester.runpytest_subprocess("--asyncio-mode=strict", "-W default")
     result.assert_outcomes(passed=1, warnings=1)
     result.stdout.fnmatch_lines(
         ['*is asynchronous and explicitly requests the "event_loop" fixture*']
@@ -88,7 +88,7 @@ async def test_uses_fixture(emits_warning):
             """
         )
     )
-    result = pytester.runpytest("--asyncio-mode=strict", "-W default")
+    result = pytester.runpytest_subprocess("--asyncio-mode=strict", "-W default")
     result.assert_outcomes(passed=1, warnings=1)
     result.stdout.fnmatch_lines(
         ['*is asynchronous and explicitly requests the "event_loop" fixture*']
@@ -114,7 +114,7 @@ async def test_uses_fixture(emits_warning):
             """
         )
     )
-    result = pytester.runpytest("--asyncio-mode=strict", "-W default")
+    result = pytester.runpytest_subprocess("--asyncio-mode=strict", "-W default")
     result.assert_outcomes(passed=1, warnings=1)
     result.stdout.fnmatch_lines(
         ['*is asynchronous and explicitly requests the "event_loop" fixture*']