Parse content type, sanity in parse method

Signed-off-by: Fabio José <fabiojose@gmail.com>

lib/bindings/http/receiver_binary_0_2.js

@@ -32,6 +32,10 @@ setter_reflections[Constants.BINARY_HEADERS_02.SCHEMA_URL] = {
   name: "schemaurl",
   parser: (v) => v
 };
+setter_reflections[Constants.HEADER_CONTENT_TYPE] = {
+  name: "contenttype",
+  parser: (v) => v
+};
 
 function validate_args(payload, attributes) {
   if(!payload){
@@ -93,15 +97,18 @@ Receiver.prototype.check = function(payload, headers) {
 Receiver.prototype.parse = function(payload, headers) {
   this.check(payload, headers);
 
+  // Clone and low case all headers names
+  var sanity_headers = sanity(headers);
+
   var cloudevent = new Cloudevent(Spec02);
   for(header in setter_reflections) {
     // dont worry, check() have seen what was required or not
-    if(headers[header]){
+    if(sanity_headers[header]){
       var setter_name = setter_reflections[header].name;
       var parser_fn   = setter_reflections[header].parser;
 
       // invoke the setter function
-      cloudevent[setter_name](parser_fn(headers[header]));
+      cloudevent[setter_name](parser_fn(sanity_headers[header]));
     }
   }
 

test/bindings/http/receiver_binary_0_2_tests.js

@@ -285,6 +285,29 @@ describe("HTTP Transport Binding Binary Receiver 0.2", () => {
         .to.equal("http://schema.registry/v1");
     });
 
+    it("Cloudevent contains 'contenttype'", () => {
+      // setup
+      var payload = {
+        "data" : "dataString"
+      };
+      var attributes = {
+        "ce-type"        : "type",
+        "ce-specversion" : "0.2",
+        "ce-source"      : "/source",
+        "ce-id"          : "id",
+        "ce-time"        : "2019-06-16T11:42:00Z",
+        "ce-schemaurl"   : "http://schema.registry/v1",
+        "Content-Type"   : "application/json"
+      };
+
+      // act
+      var actual = receiver.parse(payload, attributes);
+
+      // assert
+      expect(actual.getContenttype())
+        .to.equal("application/json");
+    });
+
     it("Cloudevent contains 'data'", () => {
       // setup
       var payload = {