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// Copyright (c) 2010 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "ppapi/tests/testing_instance.h"
#include <algorithm>
#include <string.h>
#include "ppapi/cpp/module.h"
#include "ppapi/cpp/var.h"
#include "ppapi/tests/test_case.h"
TestCaseFactory* TestCaseFactory::head_ = NULL;
// Returns a new heap-allocated test case for the given test, or NULL on
// failure.
TestingInstance::TestingInstance(PP_Instance instance)
: pp::Instance(instance),
current_case_(NULL),
executed_tests_(false) {
callback_factory_.Initialize(this);
}
bool TestingInstance::Init(uint32_t argc, const char* argn[], const char* argv[]) {
// Create the proper test case from the argument.
for (uint32_t i = 0; i < argc; i++) {
if (strcmp(argn[i], "testcase") == 0) {
if (argv[i][0] == '\0')
break;
current_case_ = CaseForTestName(argv[i]);
if (!current_case_)
errors_.append(std::string("Unknown test case ") + argv[i]);
else if (!current_case_->Init())
errors_.append(" Test case could not initialize.");
return true;
}
}
// In DidChangeView, we'll dump out a list of all available tests.
return true;
}
pp::Var TestingInstance::GetInstanceObject() {
return current_case_->GetTestObject();
}
void TestingInstance::DidChangeView(const pp::Rect& position,
const pp::Rect& clip) {
if (!executed_tests_) {
executed_tests_ = true;
pp::Module::Get()->core()->CallOnMainThread(
0,
callback_factory_.NewCallback(&TestingInstance::ExecuteTests));
}
}
void TestingInstance::LogTest(const std::string& test_name,
const std::string& error_message) {
std::string html;
html.append("<div class=\"test_line\"><span class=\"test_name\">");
html.append(test_name);
html.append("</span> ");
if (error_message.empty()) {
html.append("<span class=\"pass\">PASS</span>");
} else {
html.append("<span class=\"fail\">FAIL</span>: <span class=\"err_msg\">");
html.append(error_message);
html.append("</span>");
if (!errors_.empty())
errors_.append(", "); // Separator for different error messages.
errors_.append(test_name + " FAIL: " + error_message);
}
html.append("</div>");
LogHTML(html);
}
void TestingInstance::AppendError(const std::string& message) {
if (!errors_.empty())
errors_.append(", ");
errors_.append(message);
}
void TestingInstance::ExecuteTests(int32_t unused) {
// Clear the console.
// This does: window.document.getElementById("console").innerHTML = "";
pp::Var window = GetWindowObject();
window.GetProperty("document").
Call("getElementById", "console").SetProperty("innerHTML", "");
if (!errors_.empty()) {
// Catch initialization errors and output the current error string to
// the console.
LogError("Plugin initialization failed: " + errors_);
} else if (!current_case_) {
LogAvailableTests();
} else {
current_case_->RunTest();
}
// Declare we're done by setting a cookie to either "PASS" or the errors.
SetCookie("COMPLETION_COOKIE", errors_.empty() ? "PASS" : errors_);
window.Call("DidExecuteTests");
}
TestCase* TestingInstance::CaseForTestName(const char* name) {
TestCaseFactory* iter = TestCaseFactory::head_;
while (iter != NULL) {
if (strcmp(name, iter->name_) == 0)
return iter->method_(this);
iter = iter->next_;
}
return NULL;
}
void TestingInstance::LogAvailableTests() {
// Print out a listing of all tests.
std::vector<std::string> test_cases;
TestCaseFactory* iter = TestCaseFactory::head_;
while (iter != NULL) {
test_cases.push_back(iter->name_);
iter = iter->next_;
}
std::sort(test_cases.begin(), test_cases.end());
std::string html;
html.append("Available test cases: <dl>");
for (size_t i = 0; i < test_cases.size(); ++i) {
html.append("<dd><a href='?");
html.append(test_cases[i]);
html.append("'>");
html.append(test_cases[i]);
html.append("</a></dd>");
}
html.append("</dl>");
html.append("<button onclick='RunAll()'>Run All Tests</button>");
LogHTML(html);
}
void TestingInstance::LogError(const std::string& text) {
std::string html;
html.append("<span class=\"fail\">FAIL</span>: <span class=\"err_msg\">");
html.append(text);
html.append("</span>");
LogHTML(html);
}
void TestingInstance::LogHTML(const std::string& html) {
// This does: window.document.getElementById("console").innerHTML += html
pp::Var console = GetWindowObject().GetProperty("document").
Call("getElementById", "console");
pp::Var inner_html = console.GetProperty("innerHTML");
console.SetProperty("innerHTML", inner_html.AsString() + html);
}
void TestingInstance::SetCookie(const std::string& name,
const std::string& value) {
// window.document.cookie = "<name>=<value>; path=/"
std::string cookie_string = name + "=" + value + "; path=/";
pp::Var document = GetWindowObject().GetProperty("document");
document.SetProperty("cookie", cookie_string);
}
class Module : public pp::Module {
public:
Module() : pp::Module() {}
virtual ~Module() {}
virtual pp::Instance* CreateInstance(PP_Instance instance) {
return new TestingInstance(instance);
}
};
namespace pp {
Module* CreateModule() {
return new ::Module();
}
} // namespace pp
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