3 files changed, 12 insertions, 15 deletions
diff --git a/dom/tests/mochitest/fetch/test_fetch_cors.js b/dom/tests/mochitest/fetch/test_fetch_cors.js
index ac83d050d..f375ce73f 100644
--- a/dom/tests/mochitest/fetch/test_fetch_cors.js
+++ b/dom/tests/mochitest/fetch/test_fetch_cors.js
@@ -64,9 +64,9 @@ function testSameOriginCredentials() {
                 withCred: "same-origin",
               },
               {
-                // Default mode is "omit".
+                // Default mode is "same-origin".
                 pass: 1,
-                noCookie: 1,
+                cookie: cookieStr,
               },
               {
                 pass: 1,
diff --git a/dom/tests/mochitest/fetch/test_headers_common.js b/dom/tests/mochitest/fetch/test_headers_common.js
index fe792b25b..8b17b6b12 100644
--- a/dom/tests/mochitest/fetch/test_headers_common.js
+++ b/dom/tests/mochitest/fetch/test_headers_common.js
@@ -213,12 +213,12 @@ function TestHeadersIterator() {
   var value_iter = headers.values();
   var entries_iter = headers.entries();
 
-  arrayEquals(iterate(key_iter), ["foo", "foo", "foo2"], "Correct key iterator");
-  arrayEquals(iterate(value_iter), ["bar", ehsanInflated, "baz2"], "Correct value iterator");
-  arrayEquals(iterate(entries_iter), [["foo", "bar"], ["foo", ehsanInflated], ["foo2", "baz2"]], "Correct entries iterator");
+  arrayEquals(iterate(key_iter), ["foo", "foo2"], "Correct key iterator");
+  arrayEquals(iterate(value_iter), ["bar, " + ehsanInflated, "baz2"], "Correct value iterator");
+  arrayEquals(iterate(entries_iter), [["foo", "bar, " + ehsanInflated], ["foo2", "baz2"]], "Correct entries iterator");
 
-  arrayEquals(iterateForOf(headers), [["foo", "bar"], ["foo", ehsanInflated], ["foo2", "baz2"]], "Correct entries iterator");
-  arrayEquals(iterateForOf(new Headers(headers)), [["foo", "bar"], ["foo", ehsanInflated], ["foo2", "baz2"]], "Correct entries iterator");
+  arrayEquals(iterateForOf(headers), [["foo", "bar, " + ehsanInflated], ["foo2", "baz2"]], "Correct entries iterator");
+  arrayEquals(iterateForOf(new Headers(headers)), [["foo", "bar, " + ehsanInflated], ["foo2", "baz2"]], "Correct entries iterator");
 }
 
 function runTest() {
diff --git a/dom/tests/mochitest/fetch/test_request.js b/dom/tests/mochitest/fetch/test_request.js
index badad61b9..405767b50 100644
--- a/dom/tests/mochitest/fetch/test_request.js
+++ b/dom/tests/mochitest/fetch/test_request.js
@@ -6,7 +6,7 @@ function testDefaultCtor() {
   is(req.context, "fetch", "Default context is fetch.");
   is(req.referrer, "about:client", "Default referrer is `client` which serializes to about:client.");
   is(req.mode, "cors", "Request mode for string input is cors");
-  is(req.credentials, "omit", "Default Request credentials is omit");
+  is(req.credentials, "same-origin", "Default Request credentials is same-origin");
   is(req.cache, "default", "Default Request cache is default");
 
   var req = new Request(req);
@@ -16,7 +16,7 @@ function testDefaultCtor() {
   is(req.context, "fetch", "Default context is fetch.");
   is(req.referrer, "about:client", "Default referrer is `client` which serializes to about:client.");
   is(req.mode, "cors", "Request mode string input is cors");
-  is(req.credentials, "omit", "Default Request credentials is omit");
+  is(req.credentials, "same-origin", "Default Request credentials is same-origin");
   is(req.cache, "default", "Default Request cache is default");
 }
 
@@ -152,12 +152,9 @@ function testHeaderGuard() {
 }
 
 function testMode() {
-  try {
-    var req = new Request("http://example.com", {mode: "navigate"});
-    ok(false, "Creating a Request with navigate RequestMode should throw a TypeError");
-  } catch(e) {
-    is(e.name, "TypeError", "Creating a Request with navigate RequestMode should throw a TypeError");
-  }
+  var req = new Request("http://example.com", {mode: "navigate"});
+  ok(true, "Creating a Request with navigate RequestMode should not throw.");
+  is(req.mode, "same-origin", "Request mode becomes same-origin");
 }
 
 function testMethod() {