Add an iframe permissions= attribute for implementing permission delegation

third_party/WebKit/Source/core/html/HTMLIFrameElementPermissionsTest.cpp

+// Copyright 2016 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "core/html/HTMLIFrameElementPermissions.h"
+
+#include "public/platform/modules/permissions/WebPermissionType.h"
+#include "testing/gtest/include/gtest/gtest.h"
+
+namespace blink {
+
+TEST(HTMLIFrameElementPermissionsTest, ParseDelegatedPermissionsValid)
+{
+    HTMLIFrameElementPermissions* permissions = HTMLIFrameElementPermissions::create(nullptr);
+    Vector<WebPermissionType> result;
+    String errorMessage;
+
+    permissions->setValue("midi");
+    result = permissions->parseDelegatedPermissions(errorMessage);
+    EXPECT_EQ(1u, result.size());
+    EXPECT_EQ(WebPermissionTypeMidiSysEx, result[0]);
+
+    permissions->setValue("");
+    result = permissions->parseDelegatedPermissions(errorMessage);
+    EXPECT_EQ(0u, result.size());
+
+    permissions->setValue("geolocation midi");
+    result = permissions->parseDelegatedPermissions(errorMessage);
+    EXPECT_EQ(2u, result.size());
+    EXPECT_EQ(WebPermissionTypeGeolocation, result[0]);
+    EXPECT_EQ(WebPermissionTypeMidiSysEx, result[1]);
+}
+
+TEST(HTMLIFrameElementPermissionsTest, ParseDelegatedPermissionsInvalid)
+{
+    HTMLIFrameElementPermissions* permissions = HTMLIFrameElementPermissions::create(nullptr);
+    Vector<WebPermissionType> result;
+    String errorMessage;
+
+    permissions->setValue("midis");
+    result = permissions->parseDelegatedPermissions(errorMessage);
+    EXPECT_EQ(0u, result.size());
+    EXPECT_EQ("'midis' is an invalid permissions flag.", errorMessage);
+
+    permissions->setValue("geolocations midis");
+    result = permissions->parseDelegatedPermissions(errorMessage);
+    EXPECT_EQ(0u, result.size());
+    EXPECT_EQ("'geolocations', 'midis' are invalid permissions flags.", errorMessage);
+
+    permissions->setValue("geolocation midis");
+    result = permissions->parseDelegatedPermissions(errorMessage);
+    EXPECT_EQ(1u, result.size());
+    EXPECT_EQ(WebPermissionTypeGeolocation, result[0]);
+    EXPECT_EQ("'midis' is an invalid permissions flag.", errorMessage);
+}
+
+} // namespace blink