| /* |
| * Copyright (C) 2009 The Guava Authors |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.google.common.net; |
| |
| import static com.google.common.escape.testing.EscaperAsserts.assertEscaping; |
| import static com.google.common.escape.testing.EscaperAsserts.assertUnescaped; |
| import static com.google.common.escape.testing.EscaperAsserts.assertUnicodeEscaping; |
| import static com.google.common.net.UrlEscapers.urlFormParameterEscaper; |
| import static com.google.common.net.UrlEscapers.urlFragmentEscaper; |
| import static com.google.common.net.UrlEscapers.urlPathSegmentEscaper; |
| |
| import com.google.common.annotations.GwtCompatible; |
| import com.google.common.escape.UnicodeEscaper; |
| import junit.framework.TestCase; |
| |
| /** |
| * Tests for the {@link UrlEscapers} class. |
| * |
| * @author David Beaumont |
| */ |
| @GwtCompatible |
| public class UrlEscapersTest extends TestCase { |
| /** |
| * Helper to assert common expected behaviour of uri escapers. You should call |
| * assertBasicUrlEscaper() unless the escaper explicitly does not escape '%'. |
| */ |
| static void assertBasicUrlEscaperExceptPercent(UnicodeEscaper e) { |
| // URL escapers should throw null pointer exceptions for null input |
| try { |
| e.escape((String) null); |
| fail("Escaping null string should throw exception"); |
| } catch (NullPointerException x) { |
| // pass |
| } |
| |
| // All URL escapers should leave 0-9, A-Z, a-z unescaped |
| assertUnescaped(e, 'a'); |
| assertUnescaped(e, 'z'); |
| assertUnescaped(e, 'A'); |
| assertUnescaped(e, 'Z'); |
| assertUnescaped(e, '0'); |
| assertUnescaped(e, '9'); |
| |
| // Unreserved characters used in java.net.URLEncoder |
| assertUnescaped(e, '-'); |
| assertUnescaped(e, '_'); |
| assertUnescaped(e, '.'); |
| assertUnescaped(e, '*'); |
| |
| assertEscaping(e, "%00", '\u0000'); // nul |
| assertEscaping(e, "%7F", '\u007f'); // del |
| assertEscaping(e, "%C2%80", '\u0080'); // xx-00010,x-000000 |
| assertEscaping(e, "%DF%BF", '\u07ff'); // xx-11111,x-111111 |
| assertEscaping(e, "%E0%A0%80", '\u0800'); // xxx-0000,x-100000,x-00,0000 |
| assertEscaping(e, "%EF%BF%BF", '\uffff'); // xxx-1111,x-111111,x-11,1111 |
| assertUnicodeEscaping(e, "%F0%90%80%80", '\uD800', '\uDC00'); |
| assertUnicodeEscaping(e, "%F4%8F%BF%BF", '\uDBFF', '\uDFFF'); |
| |
| assertEquals("", e.escape("")); |
| assertEquals("safestring", e.escape("safestring")); |
| assertEquals("embedded%00null", e.escape("embedded\0null")); |
| assertEquals("max%EF%BF%BFchar", e.escape("max\uffffchar")); |
| } |
| |
| // Helper to assert common expected behaviour of uri escapers. |
| static void assertBasicUrlEscaper(UnicodeEscaper e) { |
| assertBasicUrlEscaperExceptPercent(e); |
| // The escape character must always be escaped |
| assertEscaping(e, "%25", '%'); |
| } |
| |
| public void testUrlFormParameterEscaper() { |
| UnicodeEscaper e = (UnicodeEscaper) urlFormParameterEscaper(); |
| // Verify that these are the same escaper (as documented) |
| assertSame(e, urlFormParameterEscaper()); |
| assertBasicUrlEscaper(e); |
| |
| /* |
| * Specified as safe by RFC 2396 but not by java.net.URLEncoder. These tests will start failing |
| * when the escaper is made compliant with RFC 2396, but that's a good thing (just change them |
| * to assertUnescaped). |
| */ |
| assertEscaping(e, "%21", '!'); |
| assertEscaping(e, "%28", '('); |
| assertEscaping(e, "%29", ')'); |
| assertEscaping(e, "%7E", '~'); |
| assertEscaping(e, "%27", '\''); |
| |
| // Plus for spaces |
| assertEscaping(e, "+", ' '); |
| assertEscaping(e, "%2B", '+'); |
| |
| assertEquals("safe+with+spaces", e.escape("safe with spaces")); |
| assertEquals("foo%40bar.com", e.escape("foo@bar.com")); |
| } |
| |
| public void testUrlPathSegmentEscaper() { |
| UnicodeEscaper e = (UnicodeEscaper) urlPathSegmentEscaper(); |
| assertPathEscaper(e); |
| assertUnescaped(e, '+'); |
| } |
| |
| static void assertPathEscaper(UnicodeEscaper e) { |
| assertBasicUrlEscaper(e); |
| |
| assertUnescaped(e, '!'); |
| assertUnescaped(e, '\''); |
| assertUnescaped(e, '('); |
| assertUnescaped(e, ')'); |
| assertUnescaped(e, '~'); |
| assertUnescaped(e, ':'); |
| assertUnescaped(e, '@'); |
| |
| // Don't use plus for spaces |
| assertEscaping(e, "%20", ' '); |
| |
| assertEquals("safe%20with%20spaces", e.escape("safe with spaces")); |
| assertEquals("foo@bar.com", e.escape("foo@bar.com")); |
| } |
| |
| public void testUrlFragmentEscaper() { |
| UnicodeEscaper e = (UnicodeEscaper) urlFragmentEscaper(); |
| assertUnescaped(e, '+'); |
| assertUnescaped(e, '/'); |
| assertUnescaped(e, '?'); |
| |
| assertPathEscaper(e); |
| } |
| } |