1 // Copyright 2012 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 package org.chromium.base.test.util; 6 7 import junit.framework.Assert; 8 9 import org.chromium.base.PathUtils; 10 11 /** 12 * Collection of URL utilities. 13 */ 14 public class UrlUtils { 15 private static final String DATA_DIR = "/chrome/test/data/"; 16 17 /** 18 * Construct the full path of a test data file. 19 * @param path Pathname relative to external/chrome/testing/data 20 */ 21 public static String getTestFilePath(String path) { 22 return PathUtils.getExternalStorageDirectory() + DATA_DIR + path; 23 } 24 25 /** 26 * Construct a suitable URL for loading a test data file. 27 * @param path Pathname relative to external/chrome/testing/data 28 */ 29 public static String getTestFileUrl(String path) { 30 return "file://" + getTestFilePath(path); 31 } 32 33 /** 34 * Construct a data:text/html URI for loading from an inline HTML. 35 * @param html An unencoded HTML 36 * @return String An URI that contains the given HTML 37 */ 38 public static String encodeHtmlDataUri(String html) { 39 try { 40 // URLEncoder encodes into application/x-www-form-encoded, so 41 // ' '->'+' needs to be undone and replaced with ' '->'%20' 42 // to match the Data URI requirements. 43 String encoded = 44 "data:text/html;utf-8," + 45 java.net.URLEncoder.encode(html, "UTF-8"); 46 encoded = encoded.replace("+", "%20"); 47 return encoded; 48 } catch (java.io.UnsupportedEncodingException e) { 49 Assert.fail("Unsupported encoding: " + e.getMessage()); 50 return null; 51 } 52 } 53 } 54