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// Copyright (c) 2009 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 "base/command_line.h"
#include "base/file_path.h"
#include "base/file_util.h"
#include "base/scoped_ptr.h"
#include "base/string_util.h"
#include "base/values.h"
#include "chrome/common/chrome_paths.h"
#include "chrome/common/chrome_switches.h"
#include "chrome/common/json_value_serializer.h"
#include "chrome/test/automation/tab_proxy.h"
#include "chrome/test/ui/ui_test.h"
#include "googleurl/src/gurl.h"
#include "net/base/net_util.h"
namespace {
static const FilePath::CharType kBaseUrl[] =
FILE_PATH_LITERAL("http://localhost:8000/");
static const FilePath::CharType kTestDirectory[] =
FILE_PATH_LITERAL("dom_checker/");
static const FilePath::CharType kStartFile[] =
FILE_PATH_LITERAL("dom_checker.html");
const wchar_t kRunDomCheckerTest[] = L"run-dom-checker-test";
class DomCheckerTest : public UITest {
public:
typedef std::list<std::string> ResultsList;
typedef std::set<std::string> ResultsSet;
DomCheckerTest() {
dom_automation_enabled_ = true;
enable_file_cookies_ = false;
show_window_ = true;
launch_arguments_.AppendSwitch(switches::kDisablePopupBlocking);
}
void RunTest(bool use_http, ResultsList* new_passes,
ResultsList* new_failures) {
int test_count = 0;
ResultsSet expected_failures, current_failures;
std::string failures_file = use_http ?
"expected_failures-http.txt" : "expected_failures-file.txt";
GetExpectedFailures(failures_file, &expected_failures);
RunDomChecker(use_http, &test_count, ¤t_failures);
printf("\nTests run: %d\n", test_count);
// Compute the list of new passes and failures.
CompareSets(current_failures, expected_failures, new_passes);
CompareSets(expected_failures, current_failures, new_failures);
}
void PrintResults(const ResultsList& new_passes,
const ResultsList& new_failures) {
PrintResults(new_failures, "new tests failing", true);
PrintResults(new_passes, "new tests passing", false);
}
private:
void PrintResults(const ResultsList& results, const char* message,
bool add_failure) {
if (!results.empty()) {
if (add_failure)
ADD_FAILURE();
printf("%s:\n", message);
ResultsList::const_iterator it = results.begin();
for (; it != results.end(); ++it)
printf(" %s\n", it->c_str());
printf("\n");
}
}
// Find the elements of "b" that are not in "a".
void CompareSets(const ResultsSet& a, const ResultsSet& b,
ResultsList* only_in_b) {
ResultsSet::const_iterator it = b.begin();
for (; it != b.end(); ++it) {
if (a.find(*it) == a.end())
only_in_b->push_back(*it);
}
}
// Return the path to the DOM checker directory on the local filesystem.
FilePath GetDomCheckerDir() {
FilePath test_dir;
PathService::Get(chrome::DIR_TEST_DATA, &test_dir);
return test_dir.AppendASCII("dom_checker");
}
bool ReadExpectedResults(const std::string& failures_file,
std::string* results) {
FilePath results_path = GetDomCheckerDir();
results_path = results_path.AppendASCII(failures_file);
return file_util::ReadFileToString(results_path, results);
}
void ParseExpectedFailures(const std::string& input, ResultsSet* output) {
if (input.empty())
return;
std::vector<std::string> tokens;
SplitString(input, '\n', &tokens);
std::vector<std::string>::const_iterator it = tokens.begin();
for (; it != tokens.end(); ++it) {
// Allow comments (lines that start with #).
if (it->length() > 0 && it->at(0) != '#')
output->insert(*it);
}
}
void GetExpectedFailures(const std::string& failures_file,
ResultsSet* expected_failures) {
std::string expected_failures_text;
bool have_expected_results = ReadExpectedResults(failures_file,
&expected_failures_text);
ASSERT_TRUE(have_expected_results);
ParseExpectedFailures(expected_failures_text, expected_failures);
}
bool WaitUntilTestCompletes(TabProxy* tab) {
return WaitUntilJavaScriptCondition(tab, L"",
L"window.domAutomationController.send(automation.IsDone());",
1000, UITest::test_timeout_ms());
}
bool GetTestCount(TabProxy* tab, int* test_count) {
return tab->ExecuteAndExtractInt(L"",
L"window.domAutomationController.send(automation.GetTestCount());",
test_count);
}
bool GetTestsFailed(TabProxy* tab, ResultsSet* tests_failed) {
std::wstring json_wide;
bool succeeded = tab->ExecuteAndExtractString(L"",
L"window.domAutomationController.send("
L" JSON.stringify(automation.GetFailures()));",
&json_wide);
// Note that we don't use ASSERT_TRUE here (and in some other places) as it
// doesn't work inside a function with a return type other than void.
EXPECT_TRUE(succeeded);
if (!succeeded)
return false;
std::string json = WideToUTF8(json_wide);
JSONStringValueSerializer deserializer(json);
scoped_ptr<Value> value(deserializer.Deserialize(NULL));
EXPECT_TRUE(value.get());
if (!value.get())
return false;
EXPECT_TRUE(value->IsType(Value::TYPE_LIST));
if (!value->IsType(Value::TYPE_LIST))
return false;
ListValue* list_value = static_cast<ListValue*>(value.get());
// The parsed JSON object will be an array of strings, each of which is a
// test failure. Add those strings to the results set.
ListValue::const_iterator it = list_value->begin();
for (; it != list_value->end(); ++it) {
EXPECT_TRUE((*it)->IsType(Value::TYPE_STRING));
if ((*it)->IsType(Value::TYPE_STRING)) {
std::string test_name;
succeeded = (*it)->GetAsString(&test_name);
EXPECT_TRUE(succeeded);
if (succeeded)
tests_failed->insert(test_name);
}
}
return true;
}
void RunDomChecker(bool use_http, int* test_count, ResultsSet* tests_failed) {
GURL test_url;
FilePath::StringType start_file(kStartFile);
if (use_http) {
FilePath::StringType test_directory(kTestDirectory);
FilePath::StringType url_string(kBaseUrl);
url_string.append(test_directory);
url_string.append(start_file);
test_url = GURL(url_string);
} else {
FilePath test_path = GetDomCheckerDir();
test_path = test_path.Append(start_file);
test_url = net::FilePathToFileURL(test_path);
}
scoped_refptr<TabProxy> tab(GetActiveTab());
ASSERT_TRUE(tab.get());
tab->NavigateToURL(test_url);
// Wait for the test to finish.
ASSERT_TRUE(WaitUntilTestCompletes(tab.get()));
// Get the test results.
ASSERT_TRUE(GetTestCount(tab.get(), test_count));
ASSERT_TRUE(GetTestsFailed(tab.get(), tests_failed));
ASSERT_GT(*test_count, 0);
}
DISALLOW_COPY_AND_ASSIGN(DomCheckerTest);
};
TEST_F(DomCheckerTest, File) {
if (!CommandLine::ForCurrentProcess()->HasSwitch(kRunDomCheckerTest))
return;
ResultsList new_passes, new_failures;
RunTest(false, &new_passes, &new_failures);
PrintResults(new_passes, new_failures);
}
TEST_F(DomCheckerTest, Http) {
if (!CommandLine::ForCurrentProcess()->HasSwitch(kRunDomCheckerTest))
return;
ResultsList new_passes, new_failures;
RunTest(true, &new_passes, &new_failures);
PrintResults(new_passes, new_failures);
}
} // namespace
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