How to use test_none_success method in avocado

Best Python code snippet using avocado_python

test_streams.py

Source:test_streams.py

...57                      result.stdout_text)58        self.assertIn(b"\nSTART 1-passtest.py:PassTest.test",59                      result.stdout)60        self.assertIn(b"PASS 1-passtest.py:PassTest.test", result.stdout)61    def test_none_success(self):62        """63        Checks that only errors are output, and that they go to stderr64        """65        cmd = ('%s --show none run --disable-sysinfo --job-results-dir %s '66               'passtest.py' % (AVOCADO, self.tmpdir.name))67        result = process.run(cmd)68        self.assertEqual(result.exit_status, exit_codes.AVOCADO_ALL_OK)69        self.assertEqual(b'', result.stdout)70    def test_none_error(self):71        """72        Checks that only errors are output, and that they go to stderr73        """74        cmd = '%s --show=none unknown-whacky-command' % AVOCADO75        result = process.run(cmd, ignore_status=True)...

test_types.py

Source:test_types.py

...68    @must_fail69    def test_not_to_be_a_tuple_failure(self):70        expect((1, 2)).not_to.be.a.tuple()71class TestNoneIntegrations(TestCase):72    def test_none_success(self):73        expect(None).to.be.none()74    @must_fail75    def test_none_failure(self):76        expect('str').to.be.none()77    def test_not_to_be_none_success(self):78        expect(1).not_to.be.none()79    @must_fail80    def test_not_to_be_none_failure(self):...

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