1/* 2 * Copyright (C) 2012 Google Inc. All rights reserved. 3 * 4 * Redistribution and use in source and binary forms, with or without 5 * modification, are permitted provided that the following conditions 6 * are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY 15 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED 16 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 17 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY 18 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 19 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 20 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND 21 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 23 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26#include "config.h" 27#include "modules/websockets/WebSocketExtensionDispatcher.h" 28 29#include "modules/websockets/WebSocketExtensionParser.h" 30#include "modules/websockets/WebSocketExtensionProcessor.h" 31#include "wtf/text/CString.h" 32#include "wtf/text/StringHash.h" 33#include <gtest/gtest.h> 34 35using namespace WebCore; 36 37namespace { 38 39class WebSocketExtensionDispatcherTest; 40 41class MockWebSocketExtensionProcessor : public WebSocketExtensionProcessor { 42public: 43 MockWebSocketExtensionProcessor(const String& name, WebSocketExtensionDispatcherTest* test) 44 : WebSocketExtensionProcessor(name) 45 , m_test(test) 46 { 47 } 48 virtual String handshakeString() OVERRIDE { return extensionToken(); } 49 virtual bool processResponse(const HashMap<String, String>&) OVERRIDE; 50 51private: 52 WebSocketExtensionDispatcherTest* m_test; 53}; 54 55class WebSocketExtensionDispatcherTest : public testing::Test { 56public: 57 WebSocketExtensionDispatcherTest() { } 58 59 void SetUp() { } 60 61 void TearDown() { } 62 63 void addMockProcessor(const String& extensionToken) 64 { 65 m_extensions.addProcessor(adoptPtr(new MockWebSocketExtensionProcessor(extensionToken, this))); 66 67 } 68 69 void appendResult(const String& extensionToken, const HashMap<String, String>& parameters) 70 { 71 m_parsedExtensionTokens.append(extensionToken); 72 m_parsedParameters.append(parameters); 73 } 74 75protected: 76 WebSocketExtensionDispatcher m_extensions; 77 Vector<String> m_parsedExtensionTokens; 78 Vector<HashMap<String, String> > m_parsedParameters; 79}; 80 81bool MockWebSocketExtensionProcessor::processResponse(const HashMap<String, String>& parameters) 82{ 83 m_test->appendResult(extensionToken(), parameters); 84 return true; 85} 86 87TEST_F(WebSocketExtensionDispatcherTest, TestSingle) 88{ 89 addMockProcessor("deflate-frame"); 90 EXPECT_TRUE(m_extensions.processHeaderValue("deflate-frame")); 91 EXPECT_EQ(1UL, m_parsedExtensionTokens.size()); 92 EXPECT_EQ("deflate-frame", m_parsedExtensionTokens[0]); 93 EXPECT_EQ("deflate-frame", m_extensions.acceptedExtensions()); 94 EXPECT_EQ(0UL, m_parsedParameters[0].size()); 95} 96 97TEST_F(WebSocketExtensionDispatcherTest, TestParameters) 98{ 99 addMockProcessor("mux"); 100 EXPECT_TRUE(m_extensions.processHeaderValue("mux; max-channels=4; flow-control ")); 101 EXPECT_EQ(1UL, m_parsedExtensionTokens.size()); 102 EXPECT_EQ("mux", m_parsedExtensionTokens[0]); 103 EXPECT_EQ(2UL, m_parsedParameters[0].size()); 104 HashMap<String, String>::iterator parameter = m_parsedParameters[0].find("max-channels"); 105 EXPECT_TRUE(parameter != m_parsedParameters[0].end()); 106 EXPECT_EQ("4", parameter->value); 107 parameter = m_parsedParameters[0].find("flow-control"); 108 EXPECT_TRUE(parameter != m_parsedParameters[0].end()); 109 EXPECT_TRUE(parameter->value.isNull()); 110} 111 112TEST_F(WebSocketExtensionDispatcherTest, TestMultiple) 113{ 114 struct { 115 String token; 116 HashMap<String, String> parameters; 117 } expected[2]; 118 expected[0].token = "mux"; 119 expected[0].parameters.add("max-channels", "4"); 120 expected[0].parameters.add("flow-control", String()); 121 expected[1].token = "deflate-frame"; 122 123 addMockProcessor("mux"); 124 addMockProcessor("deflate-frame"); 125 EXPECT_TRUE(m_extensions.processHeaderValue("mux ; max-channels =4;flow-control, deflate-frame ")); 126 EXPECT_TRUE(m_extensions.acceptedExtensions().find("mux") != kNotFound); 127 EXPECT_TRUE(m_extensions.acceptedExtensions().find("deflate-frame") != kNotFound); 128 for (size_t i = 0; i < sizeof(expected) / sizeof(expected[0]); ++i) { 129 EXPECT_EQ(expected[i].token, m_parsedExtensionTokens[i]); 130 const HashMap<String, String>& expectedParameters = expected[i].parameters; 131 const HashMap<String, String>& parsedParameters = m_parsedParameters[i]; 132 EXPECT_EQ(expected[i].parameters.size(), m_parsedParameters[i].size()); 133 for (HashMap<String, String>::const_iterator iterator = expectedParameters.begin(); iterator != expectedParameters.end(); ++iterator) { 134 HashMap<String, String>::const_iterator parsed = parsedParameters.find(iterator->key); 135 EXPECT_TRUE(parsed != parsedParameters.end()); 136 if (iterator->value.isNull()) 137 EXPECT_TRUE(parsed->value.isNull()); 138 else 139 EXPECT_EQ(iterator->value, parsed->value); 140 } 141 } 142} 143 144TEST_F(WebSocketExtensionDispatcherTest, TestQuotedString) 145{ 146 addMockProcessor("x-foo"); 147 ASSERT_TRUE(m_extensions.processHeaderValue("x-foo; param1=\"quoted-string\"; param2=\"quoted\\.string\"")); 148 EXPECT_EQ(2UL, m_parsedParameters[0].size()); 149 EXPECT_EQ("quoted-string", m_parsedParameters[0].get("param1")); 150 EXPECT_EQ("quoted.string", m_parsedParameters[0].get("param2")); 151} 152 153TEST_F(WebSocketExtensionDispatcherTest, TestInvalid) 154{ 155 const char* inputs[] = { 156 "\"x-foo\"", 157 "x-baz", 158 "x-foo\\", 159 "x-(foo)", 160 "x-foo; ", 161 "x-foo; bar=", 162 "x-foo; bar=x y", 163 "x-foo; bar=\"mismatch quote", 164 "x-foo; bar=\"\\\"", 165 "x-foo; \"bar\"=baz", 166 "x-foo; bar=\"\"", 167 "x-foo; bar=\" \"", 168 "x-foo; bar=\"bar baz\"", 169 "x-foo; bar=\"bar,baz\"", 170 "x-foo; bar=\"ba\xffr,baz\"", 171 "x-foo x-bar", 172 "x-foo, x-baz" 173 "x-foo, ", 174 }; 175 for (size_t i = 0; i < sizeof(inputs) / sizeof(inputs[0]); ++i) { 176 m_extensions.reset(); 177 addMockProcessor("x-foo"); 178 addMockProcessor("x-bar"); 179 EXPECT_FALSE(m_extensions.processHeaderValue(inputs[i])); 180 EXPECT_TRUE(m_extensions.acceptedExtensions().isNull()); 181 } 182} 183 184} 185