fix

Signed-off-by: Gregor Zeitlinger <[email protected]>

Author: zeitlinger

prometheus-metrics-instrumentation-dropwizard/src/test/java/io/prometheus/metrics/instrumentation/dropwizard/DropwizardExportsTest.java

@@ -341,7 +341,7 @@ private String convertToOpenMetricsFormat(PrometheusRegistry _registry) {
     ByteArrayOutputStream out = new ByteArrayOutputStream();
     OpenMetricsTextFormatWriter writer = new OpenMetricsTextFormatWriter(true, true);
     try {
-      writer.write(out, _registry.scrape(), EscapingScheme.NO_ESCAPING);
+      writer.write(out, _registry.scrape(), EscapingScheme.UNDERSCORE_ESCAPING);
       return out.toString(StandardCharsets.UTF_8);
     } catch (IOException e) {
       throw new RuntimeException(e);

prometheus-metrics-instrumentation-dropwizard5/src/test/java/io/prometheus/metrics/instrumentation/dropwizard5/labels/CustomLabelMapperTest.java

@@ -219,8 +219,8 @@ private String convertToOpenMetricsFormat(MetricSnapshots snapshots) {
     ByteArrayOutputStream out = new ByteArrayOutputStream();
     OpenMetricsTextFormatWriter writer = new OpenMetricsTextFormatWriter(true, true);
     try {
-      writer.write(out, snapshots, EscapingScheme.NO_ESCAPING);
-      return out.toString(StandardCharsets.UTF_8.name());
+      writer.write(out, snapshots, EscapingScheme.UNDERSCORE_ESCAPING);
+      return out.toString(StandardCharsets.UTF_8);
     } catch (IOException e) {
       throw new RuntimeException(e);
     }

prometheus-metrics-instrumentation-guava/src/test/java/io/prometheus/metrics/instrumentation/guava/CacheMetricsCollectorTest.java

@@ -162,7 +162,7 @@ private String convertToOpenMetricsFormat(PrometheusRegistry registry) {
     final OpenMetricsTextFormatWriter writer = new OpenMetricsTextFormatWriter(true, true);
     try {
       writer.write(out, registry.scrape(), EscapingScheme.NO_ESCAPING);
-      return out.toString(StandardCharsets.UTF_8.name());
+      return out.toString(StandardCharsets.UTF_8);
     } catch (IOException e) {
       throw new UncheckedIOException(e);
     }

prometheus-metrics-instrumentation-jvm/src/test/java/io/prometheus/metrics/instrumentation/jvm/TestUtil.java

@@ -13,6 +13,6 @@ static String convertToOpenMetricsFormat(MetricSnapshots snapshots) throws IOExc
     ByteArrayOutputStream out = new ByteArrayOutputStream();
     OpenMetricsTextFormatWriter writer = new OpenMetricsTextFormatWriter(true, true);
     writer.write(out, snapshots, EscapingScheme.NO_ESCAPING);
-    return out.toString(StandardCharsets.UTF_8.name());
+    return out.toString(StandardCharsets.UTF_8);
   }
 }