WIP: added tests to play requests instrumentation

1 files changed, 94 insertions, 0 deletions

diff --git a/kamon-play/src/test/scala/kamon/play/filter/RequestInstrumentationSpec.scala b/kamon-play/src/test/scala/kamon/play/filter/RequestInstrumentationSpec.scala
new file mode 100644
index 00000000..65f0219e
--- /dev/null
+++ b/kamon-play/src/test/scala/kamon/play/filter/RequestInstrumentationSpec.scala
@@ -0,0 +1,94 @@
+/* ===================================================
+ * Copyright © 2013 2014 the kamon project <http://kamon.io/>
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ========================================================== */
+
+package kamon.play.filter
+
+import play.api.test._
+import play.api.mvc.{ Results, Action }
+import play.api.mvc.Results.Ok
+import scala.Some
+import scala.concurrent.ExecutionContext.Implicits.global
+import scala.concurrent.Future
+import org.junit.runner.RunWith
+import org.specs2.runner.JUnitRunner
+import play.api.mvc.AsyncResult
+import play.api.test.FakeApplication
+
+@RunWith(classOf[JUnitRunner])
+class RequestInstrumentationSpec extends PlaySpecification {
+
+  System.setProperty("config.file", "./kamon-play/src/test/resources/conf/application.conf")
+
+  val appWithRoutes = FakeApplication(withRoutes = {
+    case ("GET", "/asyncResult") ⇒
+      Action {
+        AsyncResult {
+          scala.concurrent.Future {
+            Ok("AsyncResult")
+          }
+        }
+      }
+    case ("GET", "/async") ⇒
+      Action.async {
+        Future {
+          Ok("Async.async")
+        }
+      }
+    case ("GET", "/notFound") ⇒
+      Action {
+        Results.NotFound
+      }
+    case ("GET", "/redirect") ⇒
+      Action {
+        Results.Redirect("/redirected", MOVED_PERMANENTLY)
+      }
+    case ("GET", "/default") ⇒
+      Action {
+        Ok("default")
+      }
+  })
+
+  private val traceTokenValue = "kamon-trace-token-test"
+  private val traceTokenHeaderName = "X-UOW"
+  private val expectedToken = Some(traceTokenValue)
+  private val traceTokenHeader = (traceTokenHeaderName -> traceTokenValue)
+
+  "respond to the asyncResult action with X-Trace-Token" in new WithServer(appWithRoutes) {
+    val Some(result) = route(FakeRequest(GET, "/asyncResult").withHeaders(traceTokenHeader))
+    header(traceTokenHeaderName, result) must equalTo(expectedToken)
+  }
+
+  "respond to the async action with X-Trace-Token" in new WithServer(appWithRoutes) {
+    val Some(result) = route(FakeRequest(GET, "/async").withHeaders(traceTokenHeader))
+    header(traceTokenHeaderName, result) must equalTo(expectedToken)
+  }
+
+  "respond to the notFound action with X-Trace-Token" in new WithServer(appWithRoutes) {
+    val Some(result) = route(FakeRequest(GET, "/notFound").withHeaders(traceTokenHeader))
+    header(traceTokenHeaderName, result) must equalTo(expectedToken)
+  }
+
+  "respond to the default action with X-Trace-Token" in new WithServer(appWithRoutes) {
+    val Some(result) = route(FakeRequest(GET, "/default").withHeaders(traceTokenHeader))
+    header(traceTokenHeaderName, result) must equalTo(expectedToken)
+  }
+
+  "respond to the redirect action with X-Trace-Token" in new WithServer(appWithRoutes) {
+    val Some(result) = route(FakeRequest(GET, "/redirect").withHeaders(traceTokenHeader))
+    header("Location", result) must equalTo(Some("/redirected"))
+    header(traceTokenHeaderName, result) must equalTo(expectedToken)
+  }
+}
\ No newline at end of file