Multi platform tests

Author: jack-berg

exporters/logging-otlp/src/test/java/io/opentelemetry/exporter/logging/otlp/internal/writer/LoggerJsonWriterTest.java

@@ -35,7 +35,8 @@ void write_prettyPrintEnabled() throws IOException {
 
     writer.write(simpleObjectMarshaler());
 
-    verify(logger).log(Level.INFO, "{\n  \"key\" : \"value\"\n}");
+    verify(logger)
+        .log(Level.INFO, "{\n  \"key\" : \"value\"\n}".replaceAll("\n", System.lineSeparator()));
   }
 
   @Test

exporters/logging-otlp/src/test/java/io/opentelemetry/exporter/logging/otlp/internal/writer/StreamJsonWriterTest.java

@@ -42,7 +42,9 @@ void write_prettyPrintEnabled() throws IOException {
 
     writer.write(simpleObjectMarshaler());
 
-    assertThat(new String(baos.toByteArray(), StandardCharsets.UTF_8))
+    assertThat(
+            new String(baos.toByteArray(), StandardCharsets.UTF_8)
+                .replace("\n", System.lineSeparator()))
         .isEqualTo("{\n  \"key\" : \"value\"\n}\n");
   }