add ExtendedOpenTelemetry

Author: zeitlinger

instrumentation/opentelemetry-api/opentelemetry-api-1.55/javaagent/build.gradle.kts

@@ -16,3 +16,9 @@ dependencies {
 
   testImplementation("io.opentelemetry:opentelemetry-api-incubator")
 }
+
+tasks.withType<Test>().configureEach {
+  jvmArgs(
+    "-Dotel.experimental.config.file=$projectDir/src/test/resources/declarative-config.yaml"
+  )
+}

instrumentation/opentelemetry-api/opentelemetry-api-1.55/javaagent/src/test/java/io/opentelemetry/javaagent/instrumentation/opentelemetryapi/v1_55/incubator/ExtendedOpenTelemetryTest.java

@@ -8,6 +8,7 @@
 import static org.assertj.core.api.Assertions.assertThat;
 
 import io.opentelemetry.api.GlobalOpenTelemetry;
+import io.opentelemetry.api.OpenTelemetry;
 import io.opentelemetry.api.incubator.ExtendedOpenTelemetry;
 import io.opentelemetry.api.incubator.config.DeclarativeConfigProperties;
 import io.opentelemetry.instrumentation.testing.junit.AgentInstrumentationExtension;
@@ -19,17 +20,19 @@ class ExtendedOpenTelemetryTest {
   @RegisterExtension
   static final AgentInstrumentationExtension testing = AgentInstrumentationExtension.create();
 
-  private ExtendedOpenTelemetry extendedOpenTelemetry;
+  private OpenTelemetry openTelemetry;
 
   @BeforeEach
   void setup() {
-    extendedOpenTelemetry = (ExtendedOpenTelemetry) GlobalOpenTelemetry.get();
+    openTelemetry = GlobalOpenTelemetry.get();
   }
 
   @Test
   void getConfig() {
+    assertThat(openTelemetry).isInstanceOf(ExtendedOpenTelemetry.class);
+
     DeclarativeConfigProperties instrumentationConfig =
-        extendedOpenTelemetry.getConfigProvider().getInstrumentationConfig();
-    assertThat(instrumentationConfig).isNull();
+        ((ExtendedOpenTelemetry) openTelemetry).getConfigProvider().getInstrumentationConfig();
+    assertThat(instrumentationConfig).isNotNull();
   }
 }

instrumentation/opentelemetry-api/opentelemetry-api-1.55/javaagent/src/test/resources/declarative-config.yaml

@@ -0,0 +1,7 @@
+file_format: 1.0-rc.1
+
+tracer_provider:
+  processors:
+    - simple:
+        exporter:
+          console: