Fix sporadic grizzly test failure (#448)

open-telemetry · May 28, 2020 · dbec1fb · dbec1fb
1 parent 5c7e321
commit dbec1fb
Showing 1 changed file with 13 additions and 5 deletions.
diff --git a/testing/src/main/groovy/io/opentelemetry/auto/test/base/HttpServerTest.groovy b/testing/src/main/groovy/io/opentelemetry/auto/test/base/HttpServerTest.groovy
@@ -61,19 +61,27 @@ abstract class HttpServerTest<SERVER> extends AgentTestRunner {
   @Shared
   OkHttpClient client = OkHttpUtils.client()
   @Shared
-  int port = PortUtils.randomOpenPort()
+  int port
   @Shared
-  URI address = buildAddress()
+  URI address
 
-  URI buildAddress() {
-    return new URI("http://localhost:$port/")
+  def setupSpec() {
+    withRetryOnBindException({
+      setupSpecUnderRetry()
+    })
   }
 
-  def setupSpec() {
+  def setupSpecUnderRetry() {
+    port = PortUtils.randomOpenPort()
+    address = buildAddress()
     server = startServer(port)
     println getClass().name + " http server started at: http://localhost:$port/"
   }
 
+  URI buildAddress() {
+    return new URI("http://localhost:$port/")
+  }
+
   abstract SERVER startServer(int port)
 
   def cleanupSpec() {