[sms] Allow SMS Receiver for same origin iframes

This change allows this API to be used by same origin iframes
in addition to top-level frames.

Bug: 989184
Change-Id: I9c402fb4ce3188ebadbc647c9f781a40a8a3b63e
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1762917
Commit-Queue: Ayu Ishii <ayui@chromium.org>
Reviewed-by: Kinuko Yasuda <kinuko@chromium.org>
Reviewed-by: Reilly Grant <reillyg@chromium.org>
Cr-Commit-Position: refs/heads/master@{#693203}

content/browser/frame_host/render_frame_host_impl.cc

@@ -6337,8 +6337,11 @@ blink::mojom::FileChooserPtr RenderFrameHostImpl::BindFileChooserForTesting() {
 
 void RenderFrameHostImpl::BindSmsReceiverReceiver(
     mojo::PendingReceiver<blink::mojom::SmsReceiver> receiver) {
-  if (GetParent()) {
-    mojo::ReportBadMessage("Must be in top-level browser context.");
+  if (GetParent() && !WebContents::FromRenderFrameHost(this)
+                          ->GetMainFrame()
+                          ->GetLastCommittedOrigin()
+                          .IsSameOriginWith(GetLastCommittedOrigin())) {
+    mojo::ReportBadMessage("Must have the same origin as the top-level frame.");
     return;
   }
   auto* provider = BrowserMainLoop::GetInstance()->GetSmsProvider();

third_party/blink/renderer/modules/sms/sms_receiver.cc

@@ -31,11 +31,11 @@ ScriptPromise SMSReceiver::receive(ScriptState* script_state,
   DCHECK(context->IsContextThread());
 
   LocalFrame* frame = GetFrame();
-  if (!frame->IsMainFrame()) {
+  if (!frame->IsMainFrame() && frame->IsCrossOriginSubframe()) {
     return ScriptPromise::RejectWithDOMException(
         script_state, MakeGarbageCollected<DOMException>(
                           DOMExceptionCode::kNotAllowedError,
-                          "Must be in top-level browsing context."));
+                          "Must have the same origin as the top-level frame."));
   }
 
   auto* resolver = MakeGarbageCollected<ScriptPromiseResolver>(script_state);

third_party/blink/web_tests/external/wpt/resources/chromium/sms_mock.js

+'use strict';
+
+const SmsProvider = (() => {
+
+  class MockSmsReceiver {
+
+    constructor() {
+      this.mojoReceiver_ = new blink.mojom.SmsReceiverReceiver(this);
+
+      this.interceptor_ = new MojoInterfaceInterceptor(
+          blink.mojom.SmsReceiver.$interfaceName)
+
+      this.interceptor_.oninterfacerequest = (e) => {
+        this.mojoReceiver_.$.bindHandle(e.handle);
+      }
+      this.interceptor_.start();
+
+      this.returnValues_ = {};
+    }
+
+    receive() {
+      let call = this.returnValues_.receive ?
+          this.returnValues_.receive.shift() : null;
+      if (!call) {
+        throw new Error("Unexpected call.");
+      }
+      return call();
+    }
+
+    pushReturnValuesForTesting(callName, value) {
+      this.returnValues_[callName] = this.returnValues_[callName] || [];
+      this.returnValues_[callName].push(value);
+      return this;
+    }
+
+  }
+
+  const mockSmsReceiver = new MockSmsReceiver();
+
+  class SmsProviderChromium {
+    constructor() {
+      Object.freeze(this); // Make it immutable.
+    }
+
+    pushReturnValuesForTesting(callName, callback) {
+      mockSmsReceiver.pushReturnValuesForTesting(callName, callback);
+    }
+  }
+
+  return SmsProviderChromium;
+})();

third_party/blink/web_tests/external/wpt/sms/interceptor.https.html

@@ -10,7 +10,7 @@
 
  Usage:
 
- 1) Include <script src="./sms_provider.js"></script> in your test.
+ 1) Include <script src="./resources/helper.js"></script> in your test.
  2) Set expectations
   await expect(receive).andReturn(() => {
     // mock behavior
@@ -29,7 +29,7 @@
  - enum State {kSuccess, kTimeout}: allows you to mock success/failures.
 
   -->
-<script src="./sms_provider.js"></script>
+<script src="./resources/helper.js"></script>
 <script>
 'use strict';
 

third_party/blink/web_tests/external/wpt/sms/sms_provider.js → third_party/blink/web_tests/external/wpt/sms/resources/helper.js

-let interceptor = (async function() {
-  let load = Promise.resolve();
-  [
+'use strict';
+
+// These tests rely on the User Agent providing an implementation of
+// the sms retriever.
+//
+// In Chromium-based browsers this implementation is provided by a polyfill
+// in order to reduce the amount of test-only code shipped to users. To enable
+// these tests the browser must be run with these options:
+//
+//   --enable-blink-features=MojoJS,MojoJSTest
+
+const loadChromiumResources = async () => {
+  if (!window.MojoInterfaceInterceptor) {
+    // Do nothing on non-Chromium-based browsers or when the Mojo bindings are
+    // not present in the global namespace.
+    return;
+  }
+
+  const resources = [
     '/gen/layout_test_data/mojo/public/js/mojo_bindings_lite.js',
-    '/gen/mojo/public/mojom/base/big_buffer.mojom-lite.js',
-    '/gen/mojo/public/mojom/base/string16.mojom-lite.js',
     '/gen/mojo/public/mojom/base/time.mojom-lite.js',
     '/gen/third_party/blink/public/mojom/sms/sms_receiver.mojom-lite.js',
-  ].forEach(path => {
-    let script = document.createElement('script');
+    '/resources/chromium/sms_mock.js',
+  ];
+
+  await Promise.all(resources.map(path => {
+    const script = document.createElement('script');
     script.src = path;
     script.async = false;
-    load = load.then(() => new Promise(resolve => {
+    const promise = new Promise((resolve, reject) => {
       script.onload = resolve;
-    }));
+      script.onerror = reject;
+    });
     document.head.appendChild(script);
-  });
-
-  return load.then(intercept);
-})();
+    return promise;
+  }));
 
-// Fake implementation of blink.mojom.SmsReceiver.
-class FakeSmsReceiverImpl {
-  constructor() {
-    this.returnValues = {}
-  }
+  Status.kSuccess = blink.mojom.SmsStatus.kSuccess;
+  Status.kTimeout = blink.mojom.SmsStatus.kTimeout;
+  Status.kCancelled = blink.mojom.SmsStatus.kCancelled;
+};
 
-  bindHandleToMojoReceiver(handle) {
-    this.mojoReceiver_ = new blink.mojom.SmsReceiverReceiver(this);
-    this.mojoReceiver_.$.bindHandle(handle);
-  }
+const Status = {};
 
-  pushReturnValuesForTesting(callName, returnValues) {
-    this.returnValues[callName] = this.returnValues[callName] || [];
-    this.returnValues[callName].push(returnValues);
-    return this;
+async function create_sms_provider() {
+  if (typeof SmsProvider === 'undefined') {
+    await loadChromiumResources();
   }
-
-  receive() {
-    let call = this.returnValues.receive.shift();
-    if (!call) {
-      throw new Error("Unexpected call.");
-    }
-    return call();
+  if (typeof SmsProvider == 'undefined') {
+    throw new Error('Mojo testing interface is not available.');
   }
+  return new SmsProvider();
 }
 
-function receive(callback) {
+function receive() {
   throw new Error("expected to be overriden by tests");
 }
 
 function expect(call) {
   return {
     async andReturn(callback) {
-      let smsReceiverImpl = await interceptor;
-      smsReceiverImpl.pushReturnValuesForTesting(call.name, callback);
+      const mock = await create_sms_provider();
+      mock.pushReturnValuesForTesting(call.name, callback);
     }
   }
 }
-
-const Status = {};
-
-function intercept() {
-  let smsReceiverImpl = new FakeSmsReceiverImpl();
-
-  let interceptor = new MojoInterfaceInterceptor(
-      blink.mojom.SmsReceiver.$interfaceName);
-  interceptor.oninterfacerequest = (e) => {
-    smsReceiverImpl.bindHandleToMojoReceiver(e.handle);
-  }
-
-  interceptor.start();
-
-  Status.kSuccess = blink.mojom.SmsStatus.kSuccess;
-  Status.kTimeout = blink.mojom.SmsStatus.kTimeout;
-  Status.kCancelled = blink.mojom.SmsStatus.kCancelled;
-
-  return smsReceiverImpl;
-}

third_party/blink/web_tests/external/wpt/sms/resources/iframe.html

+<script src="./helper.js"></script>
 <script>
 'use strict';
 
-navigator.sms.receive().catch(error => {
-  window.parent.postMessage({errorType: error.name}, '*');
-});
+// Intercept successful calls and return mocked value.
+(async function() {
+  await expect(receive).andReturn(() => {
+      return Promise.resolve({
+        status: Status.kSuccess,
+        message: "hello",
+      });
+  });
+}());
+
+window.onload = function() {
+  navigator.sms.receive()
+   .then(sms => {
+     window.parent.postMessage({result: "Pass", sms: sms.content}, '*');
+   })
+   .catch(error => {
+     window.parent.postMessage({result: "Fail", errorType: error.name}, '*');
+   });
+}
 
 </script>

third_party/blink/web_tests/external/wpt/sms/sms-top-level-frame-only.https.html → third_party/blink/web_tests/external/wpt/sms/sms-iframe.https.html

 <!DOCTYPE html>
 <script src=/resources/testharness.js></script>
 <script src=/resources/testharnessreport.js></script>
+<script src="/common/get-host-info.sub.js"></script>
+
 <body>
 
 <script>
 'use strict';
 
+const host = get_host_info();
+const remoteBaseURL = host.HTTPS_REMOTE_ORIGIN + window.location.pathname.replace(/\/[^\/]*$/, '/') ;
+const localBaseURL = host.HTTPS_ORIGIN + window.location.pathname.replace(/\/[^\/]*$/, '/') ;
+
+promise_test(async t => {
+  const messageWatcher = new EventWatcher(t, window, "message");
+  var iframe = document.createElement("iframe");
+  iframe.src = localBaseURL + "resources/iframe.html";
+
+  document.body.appendChild(iframe);
+
+  const message = await messageWatcher.wait_for("message");
+  assert_equals(message.data.result, "Pass");
+  assert_equals(message.data.sms, "hello");
+
+}, "Test SMSReceiver API enabled in same origin iframes");
+
 promise_test(async t => {
   const messageWatcher = new EventWatcher(t, window, "message");
   var iframe = document.createElement("iframe");
-  iframe.src = "resources/iframe.html"
+  iframe.src = remoteBaseURL + "resources/iframe.html"
   document.body.appendChild(iframe);
 
   const message = await messageWatcher.wait_for("message");
+  assert_equals(message.data.result, "Fail");
   assert_equals(message.data.errorType, "NotAllowedError");
 
-}, "Test SMSReceiver API disabled in iframes");
+}, "Test SMSReceiver API disabled in cross origin iframes");
 
 </script>
 </body>