add end to end test for declarative config for aws

Author: zeitlinger

aws-resources/build.gradle.kts

@@ -21,11 +21,25 @@ dependencies {
   implementation("com.squareup.okhttp3:okhttp")
 
   testImplementation("io.opentelemetry:opentelemetry-sdk-extension-autoconfigure")
+  testImplementation("io.opentelemetry:opentelemetry-sdk-extension-incubator")
   testImplementation("io.opentelemetry:opentelemetry-api-incubator")
   testImplementation("io.opentelemetry:opentelemetry-sdk-testing")
+  testImplementation("io.opentelemetry:opentelemetry-exporter-logging")
 
   testImplementation("com.linecorp.armeria:armeria-junit5")
   testRuntimeOnly("org.bouncycastle:bcpkix-jdk15on")
   testImplementation("com.google.guava:guava")
   testImplementation("org.skyscreamer:jsonassert")
+  testImplementation("org.junit-pioneer:junit-pioneer")
+}
+
+tasks {
+  withType<Test>().configureEach {
+    environment(
+      "AWS_REGION" to "us-east-1",
+      "AWS_LAMBDA_FUNCTION_NAME" to "my-function",
+      "AWS_LAMBDA_FUNCTION_VERSION" to "1.2.3"
+    )
+    jvmArgs("-Dotel.experimental.config.file=${project.projectDir.resolve("src/test/resources/config.yaml")}")
+  }
 }

aws-resources/src/test/java/io/opentelemetry/contrib/aws/resource/ResourceComponentProviderTest.java

@@ -7,8 +7,13 @@
 
 import static org.assertj.core.api.Assertions.assertThat;
 
+import io.opentelemetry.api.common.Attributes;
 import io.opentelemetry.common.ComponentLoader;
+import io.opentelemetry.sdk.autoconfigure.AutoConfiguredOpenTelemetrySdk;
 import io.opentelemetry.sdk.autoconfigure.spi.internal.ComponentProvider;
+import io.opentelemetry.sdk.testing.assertj.OpenTelemetryAssertions;
+import io.opentelemetry.semconv.incubating.CloudIncubatingAttributes;
+import org.assertj.core.api.InstanceOfAssertFactory;
 import org.junit.jupiter.api.Test;
 
 class ResourceComponentProviderTest {
@@ -21,4 +26,20 @@ void providerIsLoaded() {
             .load(ComponentProvider.class);
     assertThat(providers).extracting(ComponentProvider::getName).containsExactly("aws");
   }
+
+  @Test
+  void endToEnd() {
+    assertThat(
+            AutoConfiguredOpenTelemetrySdk.initialize()
+                .getOpenTelemetrySdk()
+                .getSdkTracerProvider())
+        .extracting("sharedState")
+        .extracting("resource")
+        .extracting(
+            "attributes",
+            new InstanceOfAssertFactory<>(Attributes.class, OpenTelemetryAssertions::assertThat))
+        .containsEntry(
+            CloudIncubatingAttributes.CLOUD_PROVIDER,
+            CloudIncubatingAttributes.CloudProviderIncubatingValues.AWS);
+  }
 }

aws-resources/src/test/resources/config.yaml

@@ -0,0 +1,10 @@
+file_format: "1.0-rc.1"
+resource:
+  detection/development:
+    detectors:
+      - aws:
+tracer_provider:
+  processors:
+    - simple:
+        exporter:
+          console: