Merge pull request #298 from innFactory/feat/ignoreCharset

feat: ignoring charset in content-type for encoding and decoding

Author: MoeQuadrat

smithy4play/src/main/scala/de/innfactory/smithy4play/CodecDecider.scala

@@ -28,7 +28,7 @@ case class CodecDecider(readerConfig: ReaderConfig) {
   def encoder(
     contentType: Seq[String]
   ): CachedSchemaCompiler[codecs.BlobEncoder] =
-    contentType match {
+    contentType.map(_.split(";").head) match {
       case Seq(MimeTypes.JSON) => jsonEncoder
       case Seq(MimeTypes.XML)  => Xml.encoders
       case _                   =>
@@ -129,7 +129,7 @@ case class CodecDecider(readerConfig: ReaderConfig) {
   def decoder(
     contentType: Seq[String]
   ): CachedSchemaCompiler[BlobDecoder] =
-    contentType match {
+    contentType.map(_.split(";").head) match {
       case Seq(MimeTypes.JSON) => jsonDecoder
       case Seq(MimeTypes.XML)  => Xml.decoders
       case _                   =>

smithy4playTest/app/controller/XmlController.scala

@@ -18,16 +18,19 @@ class XmlController @Inject() (implicit
 
   override def xmlTestWithInputAndOutput(
     xmlTest: String,
-    body: XmlTestInputBody
+    body: XmlTestInputBody,
+    contentType: Option[String]
   ): ContextRoute[XmlTestWithInputAndOutputOutput] =
     Kleisli { _ =>
       EitherT(
         Future(
           XmlTestWithInputAndOutputOutput(
-            XmlTestOutput(body.serverzeit, body.requiredTest + xmlTest, body.requiredInt.map(i => i * i))
+            XmlTestOutput(body.serverzeit, body.requiredTest + xmlTest, body.requiredInt.map(i => i * i)),
+            contentType
           )
             .asRight[ContextRouteError]
         )
       )
     }
+
 }

smithy4playTest/test/XmlControllerTest.scala

@@ -4,11 +4,11 @@ import models.NodeImplicits.NodeEnhancer
 import models.TestBase
 import play.api.Application
 import play.api.inject.guice.GuiceApplicationBuilder
-import play.api.libs.json.{Json, OFormat}
+import play.api.libs.json.{ Json, OFormat }
 import play.api.test.FakeRequest
 import play.api.test.Helpers._
 import smithy4s.http.CaseInsensitive
-import testDefinitions.test.{XmlControllerDefGen, XmlTestInputBody, XmlTestOutput}
+import testDefinitions.test.{ XmlControllerDefGen, XmlTestInputBody, XmlTestOutput }
 
 import scala.concurrent.ExecutionContext.Implicits.global
 
@@ -33,6 +33,53 @@ class XmlControllerTest extends TestBase {
       res.body.body.requiredTestStringConcat mustBe "ThisGetsConcat"
     }
 
+    "route to xml with charset in header endpoint with smithy client" in {
+      val res = genericClient
+        .xmlTestWithInputAndOutput(
+          "Concat",
+          XmlTestInputBody("05.02.2024", "ThisGets", Some(10)),
+          Some("application/xml; charset=utf-8")
+        )
+        .awaitRight
+
+      res.body.body.requiredIntSquared mustBe Some(100)
+      res.body.body.requiredTestStringConcat mustBe "ThisGetsConcat"
+      res.headers.get(CaseInsensitive("content-type")) mustBe Some(List("application/xml; charset=utf-8"))
+    }
+
+    "route to xml with charset in header with external client" in {
+      val concatVal1 = "ConcatThis"
+      val concatVal2 = "Test2"
+      val squareTest = 3
+      val xml        =
+        <XmlTestInputBody serverzeit="05.02.2024">
+          <requiredTest>{concatVal1}</requiredTest>
+          <requiredInt>{squareTest}</requiredInt>
+        </XmlTestInputBody>
+      val request    = route(
+        app,
+        FakeRequest("POST", s"/xml/$concatVal2")
+          .withHeaders(("content-type", "application/xml; charset=utf-8"))
+          .withXmlBody(
+            xml
+          )
+      ).get
+      status(request) mustBe 200
+
+      val result  = scala.xml.XML.loadString(contentAsString(request))
+      val resContentType = contentType(request)
+      val resCharset = charset(request)
+
+
+      result.normalize mustBe <XmlTestOutput serverzeit="05.02.2024">
+        <requiredTestStringConcat>
+          {concatVal1 + concatVal2}</requiredTestStringConcat>
+        <requiredIntSquared>
+          {squareTest * squareTest}</requiredIntSquared>
+      </XmlTestOutput>.normalize
+      resContentType.map(_ + "; charset=" + resCharset.getOrElse("")) mustBe Some("application/xml; charset=utf-8")
+    }
+
     "route to xml test endpoint with external client" in {
       val concatVal1 = "ConcatThis"
       val concatVal2 = "Test2"
@@ -115,13 +162,13 @@ class XmlControllerTest extends TestBase {
     }
 
     "route to test endpoint with external client and json protocol" in {
-      implicit val formatI: OFormat[XmlTestInputBody]   = Json.format[XmlTestInputBody]
-      implicit val formatO: OFormat[XmlTestOutput] = Json.format[XmlTestOutput]
-      val concatVal2                               = "Test2"
-      val concatVal1                               = "ConcatThis"
-      val squareTest                               = Some(15)
-      val date = "05.02.2024"
-      val request                                  = route(
+      implicit val formatI: OFormat[XmlTestInputBody] = Json.format[XmlTestInputBody]
+      implicit val formatO: OFormat[XmlTestOutput]    = Json.format[XmlTestOutput]
+      val concatVal2                                  = "Test2"
+      val concatVal1                                  = "ConcatThis"
+      val squareTest                                  = Some(15)
+      val date                                        = "05.02.2024"
+      val request                                     = route(
         app,
         FakeRequest("POST", s"/xml/$concatVal2")
           .withHeaders(("content-type", "application/json"))
@@ -130,7 +177,7 @@ class XmlControllerTest extends TestBase {
           )
       ).get
       status(request) mustBe 200
-      val result                                   = contentAsJson(request).as[XmlTestOutput]
+      val result                                      = contentAsJson(request).as[XmlTestOutput]
       result.requiredTestStringConcat mustBe concatVal1 + concatVal2
       result.requiredIntSquared mustBe squareTest.map(s => s * s)
       result.serverzeit mustBe date

smithy4playTest/testSpecs/XmlController.smithy

@@ -15,13 +15,17 @@ service XmlControllerDef {
 operation XmlTestWithInputAndOutput {
     input: XmlTestInput
     output := {
+        @httpHeader("content-type")
+        contentType: String
         @required
         @httpPayload
         body: XmlTestOutput
     }
 }
 
 structure XmlTestInput {
+    @httpHeader("content-type")
+    contentType: String
     @httpLabel
     @required
     xmlTest: String