Snippet Injection Smoke Test

instrumentation/servlet/servlet-common/bootstrap/src/main/java/io/opentelemetry/javaagent/bootstrap/servlet/ExperimentalSnippetHolder.java

@@ -5,12 +5,16 @@
 
 package io.opentelemetry.javaagent.bootstrap.servlet;
 
+import io.opentelemetry.instrumentation.api.internal.ConfigPropertiesUtil;
 import java.util.concurrent.atomic.AtomicReference;
 
 public class ExperimentalSnippetHolder {
 
  private static final AtomicReference<String> snippet =
- new AtomicReference<>(System.getProperty("otel.experimental.javascript-snippet", ""));
+ new AtomicReference<>(
+ ConfigPropertiesUtil.getString("otel.experimental.javascript-snippet") == null
+ ? ""
+ : ConfigPropertiesUtil.getString("otel.experimental.javascript-snippet"));
 
  public static void setSnippet(String newValue) {
  snippet.compareAndSet("", newValue);

smoke-tests/src/test/groovy/io/opentelemetry/smoketest/AppServerTest.groovy

@@ -369,6 +369,27 @@ abstract class AppServerTest extends SmokeTest {
  [appServer, jdk, isWindows] << getTestParams()
  }
 
+ @Unroll
+ def "JSP smoke test for Snippet Injection"() {
+ when:
+ def response = client().get("/app/jsp").aggregate().join()
+ TraceInspector traces = new TraceInspector(waitForTraces())
+ String responseBody = response.contentUtf8()
+
+ then:
+ response.status().isSuccess()
+ responseBody.contains("Successful JSP test")
+
+ responseBody.contains("<script>console.log(hi)</script>")
+
+ traces.countSpansByKind(Span.SpanKind.SPAN_KIND_SERVER) == 1
+
+ traces.countSpansByName('GET /app/jsp') == 1
+
+ where:
+ [appServer, jdk] << getTestParams()
+ }
+
  protected String getSpanName(String path) {
  switch (path) {
  case "/app/greeting":

smoke-tests/src/test/java/io/opentelemetry/smoketest/AbstractTestContainerManager.java

@@ -32,6 +32,7 @@ protected Map<String, String> getAgentEnvironment(
  environment.put("OTEL_RESOURCE_ATTRIBUTES", "service.name=smoke-test");
  }
  environment.put("OTEL_JAVAAGENT_DEBUG", "true");
+ environment.put("OTEL_EXPERIMENTAL_JAVASCRIPT_SNIPPET", "<script>console.log(hi)</script>");
  return environment;
  }