Method increment_metrics

tests/test_wsgi.py:22–25

(self, metric_name, help_text, increments)

        self.captured_headers = header

    def increment_metrics(self, metric_name, help_text, increments):
        c = Counter(metric_name, help_text, registry=self.registry)
        for _ in range(increments):
            c.inc()

    def assert_outputs(self, outputs, metric_name, help_text, increments, compressed):
        self.assertEqual(len(outputs), 1)