1 files changed, 89 insertions, 0 deletions
diff --git a/src/test/scala/xyz/driver/core/DriverAppTest.scala b/src/test/scala/xyz/driver/core/DriverAppTest.scala
new file mode 100644
index 0000000..986e5d3
--- /dev/null
+++ b/src/test/scala/xyz/driver/core/DriverAppTest.scala
@@ -0,0 +1,89 @@
+package xyz.driver.core
+
+import akka.http.scaladsl.model.headers._
+import akka.http.scaladsl.model.{HttpMethod, StatusCodes}
+import akka.http.scaladsl.server.{Directives, Route}
+import akka.http.scaladsl.testkit.ScalatestRouteTest
+import com.typesafe.config.ConfigFactory
+import org.scalatest.{AsyncFlatSpec, Matchers}
+import xyz.driver.core.app.{DriverApp, SimpleModule}
+
+class DriverAppTest extends AsyncFlatSpec with ScalatestRouteTest with Matchers with Directives {
+  val config = ConfigFactory.parseString("""
+                                           |application {
+                                           |   cors {
+                                           |     allowedOrigins: ["example.com"]
+                                           |   }
+                                           |}
+                                         """.stripMargin).withFallback(ConfigFactory.load)
+
+  val origin         = Origin(HttpOrigin("https", Host("example.com")))
+  val allowedOrigins = Set(HttpOrigin("https", Host("example.com")))
+  val allowedMethods: collection.immutable.Seq[HttpMethod] = {
+    import akka.http.scaladsl.model.HttpMethods._
+    collection.immutable.Seq(GET, PUT, POST, PATCH, DELETE, OPTIONS, TRACE)
+  }
+
+  import scala.reflect.runtime.universe.typeOf
+  class TestApp(testRoute: Route)
+      extends DriverApp(
+        appName = "test-app",
+        version = "0.0.1",
+        gitHash = "deadb33f",
+        modules = Seq(new SimpleModule("test-module", theRoute = testRoute, routeType = typeOf[DriverApp])),
+        config = config,
+        log = xyz.driver.core.logging.NoLogger
+      )
+
+  it should "respond with the correct CORS headers for the swagger OPTIONS route" in {
+    val route = new TestApp(get(complete(StatusCodes.OK)))
+    Options(s"/api-docs/swagger.json").withHeaders(origin) ~> route.appRoute ~> check {
+      status shouldBe StatusCodes.OK
+      headers should contain(`Access-Control-Allow-Origin`(HttpOriginRange(allowedOrigins.toSeq: _*)))
+      header[`Access-Control-Allow-Methods`].get.methods should contain theSameElementsAs allowedMethods
+    }
+  }
+
+  it should "respond with the correct CORS headers for the test route" in {
+    val route = new TestApp(get(complete(StatusCodes.OK)))
+    Get(s"/api/v1/test").withHeaders(origin) ~> route.appRoute ~> check {
+      status shouldBe StatusCodes.OK
+      headers should contain(`Access-Control-Allow-Origin`(HttpOriginRange(allowedOrigins.toSeq: _*)))
+    }
+  }
+
+  it should "respond with the correct CORS headers for a concatenated route" in {
+    val route = new TestApp(get(complete(StatusCodes.OK)) ~ post(complete(StatusCodes.OK)))
+    Post(s"/api/v1/test").withHeaders(origin) ~> route.appRoute ~> check {
+      status shouldBe StatusCodes.OK
+      headers should contain(`Access-Control-Allow-Origin`(HttpOriginRange(allowedOrigins.toSeq: _*)))
+    }
+  }
+
+  it should "allow subdomains of allowed origin suffixes" in {
+    val route = new TestApp(get(complete(StatusCodes.OK)))
+    Get(s"/api/v1/test")
+      .withHeaders(Origin(HttpOrigin("https", Host("foo.example.com")))) ~> route.appRoute ~> check {
+      status shouldBe StatusCodes.OK
+      headers should contain(`Access-Control-Allow-Origin`(HttpOrigin("https", Host("foo.example.com"))))
+    }
+  }
+
+  it should "respond with default domains for invalid origins" in {
+    val route = new TestApp(get(complete(StatusCodes.OK)))
+    Get(s"/api/v1/test")
+      .withHeaders(Origin(HttpOrigin("https", Host("invalid.foo.bar.com")))) ~> route.appRoute ~> check {
+      status shouldBe StatusCodes.OK
+      headers should contain(`Access-Control-Allow-Origin`(HttpOriginRange.*))
+    }
+  }
+
+  it should "respond with Pragma and Cache-Control (no-cache) headers" in {
+    val route = new TestApp(get(complete(StatusCodes.OK)))
+    Get(s"/api/v1/test") ~> route.appRoute ~> check {
+      status shouldBe StatusCodes.OK
+      header("Pragma").map(_.value()) should contain("no-cache")
+      header[`Cache-Control`].map(_.value()) should contain("no-cache")
+    }
+  }
+}