270 lines
8.7 KiB
C++
270 lines
8.7 KiB
C++
// Copyright (c) 2011 The Chromium Embedded Framework Authors. All rights
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// reserved. Use of this source code is governed by a BSD-style license that
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// can be found in the LICENSE file.
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#include "include/cef.h"
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#include "testing/gtest/include/gtest/gtest.h"
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#include "test_handler.h"
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namespace {
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class TestDOMHandler : public TestHandler
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{
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public:
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class Visitor : public CefDOMVisitor
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{
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public:
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Visitor(TestDOMHandler* handler) : handler_(handler) {}
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void TestHeadNodeStructure(CefRefPtr<CefDOMNode> headNode)
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{
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EXPECT_TRUE(headNode.get());
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EXPECT_TRUE(headNode->IsElement());
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EXPECT_FALSE(headNode->IsText());
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EXPECT_EQ(headNode->GetName(), "HEAD");
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EXPECT_EQ(headNode->GetElementTagName(), "HEAD");
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EXPECT_TRUE(headNode->HasChildren());
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EXPECT_FALSE(headNode->HasElementAttributes());
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CefRefPtr<CefDOMNode> titleNode = headNode->GetFirstChild();
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EXPECT_TRUE(titleNode.get());
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EXPECT_TRUE(titleNode->IsElement());
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EXPECT_FALSE(titleNode->IsText());
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EXPECT_EQ(titleNode->GetName(), "TITLE");
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EXPECT_EQ(titleNode->GetElementTagName(), "TITLE");
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EXPECT_TRUE(titleNode->GetParent()->IsSame(headNode));
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EXPECT_FALSE(titleNode->GetNextSibling().get());
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EXPECT_FALSE(titleNode->GetPreviousSibling().get());
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EXPECT_TRUE(titleNode->HasChildren());
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EXPECT_FALSE(titleNode->HasElementAttributes());
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CefRefPtr<CefDOMNode> textNode = titleNode->GetFirstChild();
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EXPECT_TRUE(textNode.get());
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EXPECT_FALSE(textNode->IsElement());
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EXPECT_TRUE(textNode->IsText());
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EXPECT_EQ(textNode->GetValue(), "The Title");
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EXPECT_TRUE(textNode->GetParent()->IsSame(titleNode));
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EXPECT_FALSE(textNode->GetNextSibling().get());
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EXPECT_FALSE(textNode->GetPreviousSibling().get());
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EXPECT_FALSE(textNode->HasChildren());
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}
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void TestBodyNodeStructure(CefRefPtr<CefDOMNode> bodyNode)
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{
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EXPECT_TRUE(bodyNode.get());
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EXPECT_TRUE(bodyNode->IsElement());
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EXPECT_FALSE(bodyNode->IsText());
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EXPECT_EQ(bodyNode->GetName(), "BODY");
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EXPECT_EQ(bodyNode->GetElementTagName(), "BODY");
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EXPECT_TRUE(bodyNode->HasChildren());
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EXPECT_FALSE(bodyNode->HasElementAttributes());
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CefRefPtr<CefDOMNode> h1Node = bodyNode->GetFirstChild();
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EXPECT_TRUE(h1Node.get());
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EXPECT_TRUE(h1Node->IsElement());
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EXPECT_FALSE(h1Node->IsText());
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EXPECT_EQ(h1Node->GetName(), "H1");
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EXPECT_EQ(h1Node->GetElementTagName(), "H1");
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EXPECT_FALSE(h1Node->GetNextSibling().get());
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EXPECT_FALSE(h1Node->GetPreviousSibling().get());
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EXPECT_TRUE(h1Node->HasChildren());
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EXPECT_FALSE(h1Node->HasElementAttributes());
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CefRefPtr<CefDOMNode> textNode = h1Node->GetFirstChild();
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EXPECT_TRUE(textNode.get());
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EXPECT_FALSE(textNode->IsElement());
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EXPECT_TRUE(textNode->IsText());
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EXPECT_EQ(textNode->GetValue(), "Hello From");
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EXPECT_FALSE(textNode->GetPreviousSibling().get());
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EXPECT_FALSE(textNode->HasChildren());
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CefRefPtr<CefDOMNode> brNode = textNode->GetNextSibling();
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EXPECT_TRUE(brNode.get());
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EXPECT_TRUE(brNode->IsElement());
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EXPECT_FALSE(brNode->IsText());
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EXPECT_EQ(brNode->GetName(), "BR");
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EXPECT_EQ(brNode->GetElementTagName(), "BR");
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EXPECT_FALSE(brNode->HasChildren());
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EXPECT_TRUE(brNode->HasElementAttributes());
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EXPECT_TRUE(brNode->HasElementAttribute("class"));
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EXPECT_EQ(brNode->GetElementAttribute("class"), "some_class");
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EXPECT_TRUE(brNode->HasElementAttribute("id"));
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EXPECT_EQ(brNode->GetElementAttribute("id"), "some_id");
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EXPECT_FALSE(brNode->HasElementAttribute("no_existing"));
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CefDOMNode::AttributeMap map;
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brNode->GetElementAttributes(map);
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ASSERT_EQ(map.size(), (size_t)2);
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EXPECT_EQ(map["class"], "some_class");
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EXPECT_EQ(map["id"], "some_id");
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// Can also retrieve by ID.
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brNode = bodyNode->GetDocument()->GetElementById("some_id");
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EXPECT_TRUE(brNode.get());
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EXPECT_TRUE(brNode->IsElement());
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EXPECT_FALSE(brNode->IsText());
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EXPECT_EQ(brNode->GetName(), "BR");
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EXPECT_EQ(brNode->GetElementTagName(), "BR");
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textNode = brNode->GetNextSibling();
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EXPECT_TRUE(textNode.get());
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EXPECT_FALSE(textNode->IsElement());
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EXPECT_TRUE(textNode->IsText());
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EXPECT_EQ(textNode->GetValue(), "Main Frame");
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EXPECT_FALSE(textNode->GetNextSibling().get());
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EXPECT_FALSE(textNode->HasChildren());
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}
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// Test document structure by iterating through the DOM tree.
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void TestStructure(CefRefPtr<CefDOMDocument> document)
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{
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EXPECT_EQ(document->GetTitle(), "The Title");
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EXPECT_EQ(document->GetBaseURL(), "http://tests/main.html");
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EXPECT_EQ(document->GetCompleteURL("foo.html"), "http://tests/foo.html");
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// Navigate the complete document structure.
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CefRefPtr<CefDOMNode> docNode = document->GetDocument();
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EXPECT_TRUE(docNode.get());
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EXPECT_FALSE(docNode->IsElement());
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EXPECT_FALSE(docNode->IsText());
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CefRefPtr<CefDOMNode> htmlNode = docNode->GetFirstChild();
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EXPECT_TRUE(htmlNode.get());
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EXPECT_TRUE(htmlNode->IsElement());
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EXPECT_FALSE(htmlNode->IsText());
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EXPECT_EQ(htmlNode->GetName(), "HTML");
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EXPECT_EQ(htmlNode->GetElementTagName(), "HTML");
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EXPECT_TRUE(htmlNode->HasChildren());
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EXPECT_FALSE(htmlNode->HasElementAttributes());
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CefRefPtr<CefDOMNode> headNode = htmlNode->GetFirstChild();
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TestHeadNodeStructure(headNode);
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CefRefPtr<CefDOMNode> bodyNode = headNode->GetNextSibling();
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TestBodyNodeStructure(bodyNode);
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// Retrieve the head node directly.
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headNode = document->GetHead();
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TestHeadNodeStructure(headNode);
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// Retrieve the body node directly.
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bodyNode = document->GetBody();
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TestBodyNodeStructure(bodyNode);
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}
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// Test document modification by changing the H1 tag.
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void TestModify(CefRefPtr<CefDOMDocument> document)
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{
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CefRefPtr<CefDOMNode> bodyNode = document->GetBody();
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CefRefPtr<CefDOMNode> h1Node = bodyNode->GetFirstChild();
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ASSERT_EQ(h1Node->GetAsMarkup(),
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"<h1>Hello From<br class=\"some_class\" id=\"some_id\">Main Frame</h1>");
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CefRefPtr<CefDOMNode> textNode = h1Node->GetFirstChild();
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ASSERT_EQ(textNode->GetValue(), "Hello From");
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ASSERT_TRUE(textNode->SetValue("A Different Message From"));
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ASSERT_EQ(textNode->GetValue(), "A Different Message From");
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CefRefPtr<CefDOMNode> brNode = textNode->GetNextSibling();
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EXPECT_EQ(brNode->GetElementAttribute("class"), "some_class");
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EXPECT_TRUE(brNode->SetElementAttribute("class", "a_different_class"));
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EXPECT_EQ(brNode->GetElementAttribute("class"), "a_different_class");
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ASSERT_EQ(h1Node->GetAsMarkup(),
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"<h1>A Different Message From<br class=\"a_different_class\" id=\"some_id\">Main Frame</h1>");
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ASSERT_FALSE(h1Node->SetValue("Something Different"));
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}
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virtual void Visit(CefRefPtr<CefDOMDocument> document)
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{
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handler_->got_visitor_called_.yes();
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if (handler_->test_type_ == STRUCTURE)
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TestStructure(document);
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else if (handler_->test_type_ == MODIFY)
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TestModify(document);
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handler_->DestroyTest();
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}
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protected:
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TestDOMHandler* handler_;
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IMPLEMENT_REFCOUNTING(Visitor);
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};
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enum TestType {
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STRUCTURE,
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MODIFY,
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};
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TestDOMHandler(TestType test) : test_type_(test)
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{
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visitor_ = new Visitor(this);
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}
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virtual void RunTest() OVERRIDE
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{
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std::stringstream mainHtml;
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mainHtml <<
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"<html>"
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"<head><title>The Title</title></head>"
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"<body>"
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"<h1>Hello From<br class=\"some_class\"/ id=\"some_id\"/>Main Frame</h1>"
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"</body>"
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"</html>";
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AddResource("http://tests/main.html", mainHtml.str(), "text/html");
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CreateBrowser("http://tests/main.html");
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}
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virtual void OnLoadEnd(CefRefPtr<CefBrowser> browser,
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CefRefPtr<CefFrame> frame,
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int httpStatusCode) OVERRIDE
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{
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if(frame->IsMain()) {
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// The page is done loading so visit the DOM.
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browser->GetMainFrame()->VisitDOM(visitor_.get());
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}
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}
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CefRefPtr<Visitor> visitor_;
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TestType test_type_;
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TrackCallback got_visitor_called_;
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};
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} // namespace
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// Test DOM structure reading.
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TEST(DOMTest, Read)
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{
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CefRefPtr<TestDOMHandler> handler =
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new TestDOMHandler(TestDOMHandler::STRUCTURE);
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handler->ExecuteTest();
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EXPECT_TRUE(handler->got_visitor_called_);
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}
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// Test DOM modifications.
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TEST(DOMTest, Modify)
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{
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CefRefPtr<TestDOMHandler> handler =
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new TestDOMHandler(TestDOMHandler::MODIFY);
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handler->ExecuteTest();
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EXPECT_TRUE(handler->got_visitor_called_);
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}
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