[WebAPKs] Show minibar when WebAPK navigates outside scope specified in Web Manifest

chrome/android/javatests/src/org/chromium/chrome/browser/util/UrlUtilitiesTest.java

 // Copyright 2013 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.
 
 package org.chromium.chrome.browser.util;
 
 import android.support.test.filters.SmallTest;
 
 import org.chromium.content.browser.test.NativeLibraryTestBase;
 
@@ skipping 125 matching lines @@
                 "intent://wump-hey.example.com/#Intent;package=com.example.wump;"
                 + "category=42%_by_volume;end"));
         // Incorrectly URL-encoded.
         assertFalse(UrlUtilities.validateIntentUrl(
                 "intent://testing/#Intent;package=cybergoat.noodle.crumpet;"
                 + "component=wump.noodle/Crumpet;i.pumpkinCount%%3D=42;"
                 + "S.goat=⋚end"));
     }
 
     @SmallTest
+    public void testIsUrlWithinScope() {
+        String scope = "http://www.example.com/sub";
+        assertTrue(UrlUtilities.isUrlWithinScope(scope, scope));
+        assertTrue(UrlUtilities.isUrlWithinScope(scope + "/path", scope));
+        assertTrue(UrlUtilities.isUrlWithinScope(scope + "/a b", scope + "/a%20b/path"));
+
+        assertFalse(UrlUtilities.isUrlWithinScope("https://www.example.com/sub", scope));
+        assertFalse(UrlUtilities.isUrlWithinScope(scope, scope + "/inner"));
+        assertFalse(UrlUtilities.isUrlWithinScope(scope + "/this", scope + "/different"));
+        assertFalse(UrlUtilities.isUrlWithinScope("http://awesome.example.com", "http://example.com"));

[Maria, 2017/01/18 17:11:08]

long line?

+        assertFalse(UrlUtilities.isUrlWithinScope(
+                "https://www.google.com.evil.com", "https://www.google.com"));
+    }
+
+    @SmallTest
     public void testUrlsMatchIgnoringFragments() {
         String url = "http://www.example.com/path";
         assertTrue(UrlUtilities.urlsMatchIgnoringFragments(url, url));
         assertTrue(UrlUtilities.urlsMatchIgnoringFragments(url + "#fragment", url));
         assertTrue(UrlUtilities.urlsMatchIgnoringFragments(url + "#fragment", url + "#fragment2"));
         assertTrue(UrlUtilities.urlsMatchIgnoringFragments("HTTP://www.example.com/path"
                         + "#fragment",
                 url + "#fragment2"));
         assertFalse(UrlUtilities.urlsMatchIgnoringFragments(
                 url + "#fragment", "http://example.com:443/path#fragment"));
     }
 
     @SmallTest
     public void testUrlsFragmentsDiffer() {
         String url = "http://www.example.com/path";
         assertFalse(UrlUtilities.urlsFragmentsDiffer(url, url));
         assertTrue(UrlUtilities.urlsFragmentsDiffer(url + "#fragment", url));
     }
 }