Fix tests

test/container_test.py

@@ -497,7 +497,9 @@ def test_failure(servicer, capsys):
 @skip_github_non_linux
 def test_raises_base_exception(servicer, capsys):
     ret = _run_container(servicer, "test.supports.functions", "raises_sysexit")
-    assert _unwrap_exception(ret) == SystemExit(1)
+    exc = _unwrap_exception(ret)
+    assert isinstance(exc, SystemExit)
+    assert repr(exc) == "SystemExit(1)"
     assert "raise SystemExit(1)" in capsys.readouterr().err  # traceback
 
 
@@ -2464,7 +2466,9 @@ def test_container_app_one_matching(servicer, event_loop):
 @skip_github_non_linux
 def test_no_event_loop(servicer, event_loop):
     ret = _run_container(servicer, "test.supports.functions", "get_running_loop")
-    assert _unwrap_exception(ret) == RuntimeError("no running event loop")
+    exc = _unwrap_exception(ret)
+    assert isinstance(exc, RuntimeError)
+    assert repr(exc) == "RuntimeError('no running event loop')"
 
 
 @skip_github_non_linux