diff options
Diffstat (limited to 'gerrit-gwtexpui/src/test/java/com/google/gwtexpui/safehtml/client/SafeHtml_ReplaceTest.java')
-rw-r--r-- | gerrit-gwtexpui/src/test/java/com/google/gwtexpui/safehtml/client/SafeHtml_ReplaceTest.java | 119 |
1 files changed, 119 insertions, 0 deletions
diff --git a/gerrit-gwtexpui/src/test/java/com/google/gwtexpui/safehtml/client/SafeHtml_ReplaceTest.java b/gerrit-gwtexpui/src/test/java/com/google/gwtexpui/safehtml/client/SafeHtml_ReplaceTest.java new file mode 100644 index 0000000000..d7a3aaf278 --- /dev/null +++ b/gerrit-gwtexpui/src/test/java/com/google/gwtexpui/safehtml/client/SafeHtml_ReplaceTest.java @@ -0,0 +1,119 @@ +// Copyright (C) 2009 The Android Open Source Project +// +// 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.gwtexpui.safehtml.client; + +import junit.framework.TestCase; + +import java.util.Arrays; +import java.util.Collections; +import java.util.List; + +public class SafeHtml_ReplaceTest extends TestCase { + public void testReplaceEmpty() { + SafeHtml o = html("A\nissue42\nB"); + assertSame(o, o.replaceAll(null)); + assertSame(o, o.replaceAll(Collections.<FindReplace> emptyList())); + } + + public void testReplaceOneLink() { + SafeHtml o = html("A\nissue 42\nB"); + SafeHtml n = o.replaceAll(repls( + new RawFindReplace("(issue\\s(\\d+))", "<a href=\"?$2\">$1</a>"))); + assertNotSame(o, n); + assertEquals("A\n<a href=\"?42\">issue 42</a>\nB", n.asString()); + } + + public void testReplaceNoLeadingOrTrailingText() { + SafeHtml o = html("issue 42"); + SafeHtml n = o.replaceAll(repls( + new RawFindReplace("(issue\\s(\\d+))", "<a href=\"?$2\">$1</a>"))); + assertNotSame(o, n); + assertEquals("<a href=\"?42\">issue 42</a>", n.asString()); + } + + public void testReplaceTwoLinks() { + SafeHtml o = html("A\nissue 42\nissue 9918\nB"); + SafeHtml n = o.replaceAll(repls( + new RawFindReplace("(issue\\s(\\d+))", "<a href=\"?$2\">$1</a>"))); + assertNotSame(o, n); + assertEquals("A\n" + + "<a href=\"?42\">issue 42</a>\n" + + "<a href=\"?9918\">issue 9918</a>\n" + + "B" + , n.asString()); + } + + public void testReplaceInOrder() { + SafeHtml o = html("A\nissue 42\nReally GWTEXPUI-9918 is better\nB"); + SafeHtml n = o.replaceAll(repls( + new RawFindReplace("(GWTEXPUI-(\\d+))", + "<a href=\"gwtexpui-bug?$2\">$1</a>"), + new RawFindReplace("(issue\\s+(\\d+))", + "<a href=\"generic-bug?$2\">$1</a>"))); + assertNotSame(o, n); + assertEquals("A\n" + + "<a href=\"generic-bug?42\">issue 42</a>\n" + + "Really <a href=\"gwtexpui-bug?9918\">GWTEXPUI-9918</a> is better\n" + + "B" + , n.asString()); + } + + public void testReplaceOverlappingAfterFirstChar() { + SafeHtml o = html("abcd"); + RawFindReplace ab = new RawFindReplace("ab", "AB"); + RawFindReplace bc = new RawFindReplace("bc", "23"); + RawFindReplace cd = new RawFindReplace("cd", "YZ"); + + assertEquals("ABcd", o.replaceAll(repls(ab, bc)).asString()); + assertEquals("ABcd", o.replaceAll(repls(bc, ab)).asString()); + assertEquals("ABYZ", o.replaceAll(repls(ab, bc, cd)).asString()); + } + + public void testReplaceOverlappingAtFirstCharLongestMatch() { + SafeHtml o = html("abcd"); + RawFindReplace ab = new RawFindReplace("ab", "AB"); + RawFindReplace abc = new RawFindReplace("[^d][^d][^d]", "234"); + + assertEquals("ABcd", o.replaceAll(repls(ab, abc)).asString()); + assertEquals("234d", o.replaceAll(repls(abc, ab)).asString()); + } + + public void testReplaceOverlappingAtFirstCharFirstMatch() { + SafeHtml o = html("abcd"); + RawFindReplace ab1 = new RawFindReplace("ab", "AB"); + RawFindReplace ab2 = new RawFindReplace("[^cd][^cd]", "12"); + + assertEquals("ABcd", o.replaceAll(repls(ab1, ab2)).asString()); + assertEquals("12cd", o.replaceAll(repls(ab2, ab1)).asString()); + } + + public void testFailedSanitization() { + SafeHtml o = html("abcd"); + LinkFindReplace evil = new LinkFindReplace("(b)", "javascript:alert('$1')"); + LinkFindReplace ok = new LinkFindReplace("(b)", "/$1"); + assertEquals("abcd", o.replaceAll(repls(evil)).asString()); + String linked = "a<a href=\"/b\">b</a>cd"; + assertEquals(linked, o.replaceAll(repls(ok)).asString()); + assertEquals(linked, o.replaceAll(repls(evil, ok)).asString()); + } + + private static SafeHtml html(String text) { + return new SafeHtmlBuilder().append(text).toSafeHtml(); + } + + private static List<FindReplace> repls(FindReplace... repls) { + return Arrays.asList(repls); + } +} |