Fix test_non_monotonic_sum_to_prometheus after changes from #3279

Author: brettimus

exporter/opentelemetry-exporter-prometheus/tests/test_prometheus_exporter.py

@@ -128,7 +128,7 @@ def test_histogram_to_prometheus(self):
     def test_monotonic_sum_to_prometheus(self):
         labels = {"environment@": "staging", "os": "Windows"}
         metric = _generate_sum(
-            "test@sum",
+            "test@sum_monotonic",
             123,
             attributes=labels,
             description="testdesc",
@@ -156,7 +156,9 @@ def test_monotonic_sum_to_prometheus(self):
 
         for prometheus_metric in collector.collect():
             self.assertEqual(type(prometheus_metric), CounterMetricFamily)
-            self.assertEqual(prometheus_metric.name, "test_sum_testunit")
+            self.assertEqual(
+                prometheus_metric.name, "test_sum_monotonic_testunit"
+            )
             self.assertEqual(prometheus_metric.documentation, "testdesc")
             self.assertTrue(len(prometheus_metric.samples) == 1)
             self.assertEqual(prometheus_metric.samples[0].value, 123)
@@ -171,7 +173,7 @@ def test_monotonic_sum_to_prometheus(self):
     def test_non_monotonic_sum_to_prometheus(self):
         labels = {"environment@": "staging", "os": "Windows"}
         metric = _generate_sum(
-            "test@sum",
+            "test@sum_nonmonotonic",
             123,
             attributes=labels,
             description="testdesc",
@@ -195,12 +197,14 @@ def test_non_monotonic_sum_to_prometheus(self):
             ]
         )
 
-        collector = _CustomCollector()
+        collector = _CustomCollector(disable_target_info=True)
         collector.add_metrics_data(metrics_data)
 
         for prometheus_metric in collector.collect():
             self.assertEqual(type(prometheus_metric), GaugeMetricFamily)
-            self.assertEqual(prometheus_metric.name, "test_sum_testunit")
+            self.assertEqual(
+                prometheus_metric.name, "test_sum_nonmonotonic_testunit"
+            )
             self.assertEqual(prometheus_metric.documentation, "testdesc")
             self.assertTrue(len(prometheus_metric.samples) == 1)
             self.assertEqual(prometheus_metric.samples[0].value, 123)