From b147becb791f5ff74fe926e3d291a9fa20a64243 Mon Sep 17 00:00:00 2001
From: Grant Timmerman <timmerman+devrel@google.com>
Date: Wed, 6 May 2020 11:59:48 -0700
Subject: [PATCH] Revert "fix: make application/json the default content type
 in binary mode (#118)"

This reverts commit 9ccfaf25baa871f680ae755b6a2d8334aef4c517.

Signed-off-by: Grant Timmerman <timmerman+devrel@google.com>
---
 lib/bindings/http/receiver_binary.js            |  5 -----
 test/bindings/http/receiver_binary_0_3_tests.js | 14 --------------
 test/bindings/http/receiver_binary_1_tests.js   | 14 --------------
 3 files changed, 33 deletions(-)

diff --git a/lib/bindings/http/receiver_binary.js b/lib/bindings/http/receiver_binary.js
index 71a0c80c..0aecc2ec 100644
--- a/lib/bindings/http/receiver_binary.js
+++ b/lib/bindings/http/receiver_binary.js
@@ -52,11 +52,6 @@ BinaryHTTPReceiver.prototype.check = function(payload, headers) {
   // Clone and low case all headers names
   const sanityHeaders = Commons.sanityAndClone(headers);
 
-  // If no content type is provided, default to application/json
-  if (!sanityHeaders[Constants.HEADER_CONTENT_TYPE]) {
-    sanityHeaders[Constants.HEADER_CONTENT_TYPE] = Constants.MIME_JSON;
-  }
-
   // Validation Level 1
   if (!this.allowedContentTypes
     .includes(sanityHeaders[Constants.HEADER_CONTENT_TYPE])) {
diff --git a/test/bindings/http/receiver_binary_0_3_tests.js b/test/bindings/http/receiver_binary_0_3_tests.js
index 89580cf1..86467c14 100644
--- a/test/bindings/http/receiver_binary_0_3_tests.js
+++ b/test/bindings/http/receiver_binary_0_3_tests.js
@@ -144,20 +144,6 @@ describe("HTTP Transport Binding Binary Receiver for CloudEvents v0.3", () => {
       expect(receiver.check.bind(receiver, payload, attributes))
         .to.not.throw();
     });
-
-    it("No error when content-type is unspecified", () => {
-      const payload = {};
-      const attributes = {
-        "ce-type": "type",
-        "ce-specversion": "0.3",
-        "ce-source": "source",
-        "ce-id": "id"
-      };
-
-      // act and assert
-      expect(receiver.check.bind(receiver, payload, attributes))
-        .to.not.throw();
-    });
   });
 
   describe("Parse", () => {
diff --git a/test/bindings/http/receiver_binary_1_tests.js b/test/bindings/http/receiver_binary_1_tests.js
index 9ee2444b..6d778150 100644
--- a/test/bindings/http/receiver_binary_1_tests.js
+++ b/test/bindings/http/receiver_binary_1_tests.js
@@ -130,20 +130,6 @@ describe("HTTP Transport Binding Binary Receiver for CloudEvents v1.0", () => {
         .to.throw("invalid content type");
     });
 
-    it("No error when content-type is unspecified", () => {
-      const payload = {};
-      const attributes = {
-        "ce-type": "type",
-        "ce-specversion": "1.0",
-        "ce-source": "source",
-        "ce-id": "id"
-      };
-
-      // act and assert
-      expect(receiver.check.bind(receiver, payload, attributes))
-        .to.not.throw();
-    });
-
     it("No error when all required headers are in place", () => {
       // setup
       const payload = {};