tenfourfox/widget/tests/TestAppShellSteadyState.cpp

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2017-04-19 07:56:45 +00:00
/**
* Any copyright is dedicated to the Public Domain.
* http://creativecommons.org/publicdomain/zero/1.0/
*/
#include "TestHarness.h"
#include "nsIAppShell.h"
#include "nsIAppShellService.h"
#include "nsIDocument.h"
#include "nsIDOMEvent.h"
#include "nsIDOMEventListener.h"
#include "nsIDOMEventTarget.h"
#include "nsIDOMWindow.h"
#include "nsIDOMWindowUtils.h"
#include "nsIInterfaceRequestor.h"
#include "nsIRunnable.h"
#include "nsIURI.h"
#include "nsIWebBrowserChrome.h"
#include "nsIXULWindow.h"
#include "nsAppShellCID.h"
#include "nsIInterfaceRequestorUtils.h"
#include "nsNetUtil.h"
#include "nsThreadUtils.h"
#include "mozilla/Attributes.h"
#ifdef XP_WIN
#include <windows.h>
#endif
using namespace mozilla;
typedef void (*TestFunc)(nsIAppShell*);
bool gStableStateEventHasRun = false;
class ExitAppShellRunnable : public nsRunnable
{
nsCOMPtr<nsIAppShell> mAppShell;
public:
explicit ExitAppShellRunnable(nsIAppShell* aAppShell)
: mAppShell(aAppShell)
{ }
NS_IMETHOD
Run()
{
return mAppShell->Exit();
}
};
class StableStateRunnable : public nsRunnable
{
public:
NS_IMETHOD
Run()
{
if (gStableStateEventHasRun) {
fail("StableStateRunnable already ran");
}
gStableStateEventHasRun = true;
return NS_OK;
}
};
class CheckStableStateRunnable : public nsRunnable
{
bool mShouldHaveRun;
public:
explicit CheckStableStateRunnable(bool aShouldHaveRun)
: mShouldHaveRun(aShouldHaveRun)
{ }
NS_IMETHOD
Run()
{
if (mShouldHaveRun == gStableStateEventHasRun) {
passed("StableStateRunnable state correct (%s)",
mShouldHaveRun ? "true" : "false");
} else {
fail("StableStateRunnable ran at wrong time");
}
return NS_OK;
}
};
class ScheduleStableStateRunnable : public CheckStableStateRunnable
{
protected:
nsCOMPtr<nsIAppShell> mAppShell;
public:
explicit ScheduleStableStateRunnable(nsIAppShell* aAppShell)
: CheckStableStateRunnable(false), mAppShell(aAppShell)
{ }
NS_IMETHOD
Run()
{
CheckStableStateRunnable::Run();
nsCOMPtr<nsIRunnable> runnable = new StableStateRunnable();
nsresult rv = mAppShell->RunBeforeNextEvent(runnable);
if (NS_FAILED(rv)) {
fail("RunBeforeNextEvent returned failure code %u", rv);
}
return rv;
}
};
class NextTestRunnable : public nsRunnable
{
nsCOMPtr<nsIAppShell> mAppShell;
public:
explicit NextTestRunnable(nsIAppShell* aAppShell)
: mAppShell(aAppShell)
{ }
NS_IMETHOD Run();
};
class ScheduleNestedStableStateRunnable : public ScheduleStableStateRunnable
{
public:
explicit ScheduleNestedStableStateRunnable(nsIAppShell* aAppShell)
: ScheduleStableStateRunnable(aAppShell)
{ }
NS_IMETHOD
Run()
{
ScheduleStableStateRunnable::Run();
nsCOMPtr<nsIRunnable> runnable = new CheckStableStateRunnable(false);
if (NS_FAILED(NS_DispatchToCurrentThread(runnable))) {
fail("Failed to dispatch check runnable");
}
if (NS_FAILED(NS_ProcessPendingEvents(nullptr))) {
fail("Failed to process all pending events");
}
runnable = new CheckStableStateRunnable(true);
if (NS_FAILED(NS_DispatchToCurrentThread(runnable))) {
fail("Failed to dispatch check runnable");
}
runnable = new NextTestRunnable(mAppShell);
if (NS_FAILED(NS_DispatchToCurrentThread(runnable))) {
fail("Failed to dispatch next test runnable");
}
return NS_OK;
}
};
class EventListener final : public nsIDOMEventListener
{
nsCOMPtr<nsIAppShell> mAppShell;
static nsIDOMWindowUtils* sWindowUtils;
static nsIAppShell* sAppShell;
~EventListener() {}
public:
NS_DECL_ISUPPORTS
explicit EventListener(nsIAppShell* aAppShell)
: mAppShell(aAppShell)
{ }
NS_IMETHOD
HandleEvent(nsIDOMEvent* aEvent) override
{
nsString type;
if (NS_FAILED(aEvent->GetType(type))) {
fail("Failed to get event type");
return NS_ERROR_FAILURE;
}
if (type.EqualsLiteral("load")) {
passed("Got load event");
nsCOMPtr<nsIDOMEventTarget> target;
if (NS_FAILED(aEvent->GetTarget(getter_AddRefs(target)))) {
fail("Failed to get event type");
return NS_ERROR_FAILURE;
}
nsCOMPtr<nsIDocument> document = do_QueryInterface(target);
if (!document) {
fail("Failed to QI to nsIDocument!");
return NS_ERROR_FAILURE;
}
nsCOMPtr<nsPIDOMWindow> window = document->GetWindow();
if (!window) {
fail("Failed to get window from document!");
return NS_ERROR_FAILURE;
}
nsCOMPtr<nsIDOMWindowUtils> utils = do_GetInterface(window);
if (!utils) {
fail("Failed to get DOMWindowUtils!");
return NS_ERROR_FAILURE;
}
if (!ScheduleTimer(utils)) {
return NS_ERROR_FAILURE;
}
return NS_OK;
}
if (type.EqualsLiteral("keypress")) {
passed("Got keypress event");
nsCOMPtr<nsIRunnable> runnable = new StableStateRunnable();
nsresult rv = mAppShell->RunBeforeNextEvent(runnable);
if (NS_FAILED(rv)) {
fail("RunBeforeNextEvent returned failure code %u", rv);
return NS_ERROR_FAILURE;
}
return NS_OK;
}
fail("Got an unexpected event: %s", NS_ConvertUTF16toUTF8(type).get());
return NS_OK;
}
#ifdef XP_WIN
static VOID CALLBACK
TimerCallback(HWND hwnd, UINT uMsg, UINT idEvent, DWORD dwTime)
{
if (sWindowUtils) {
nsCOMPtr<nsIDOMWindowUtils> utils = dont_AddRef(sWindowUtils);
sWindowUtils = nullptr;
if (gStableStateEventHasRun) {
fail("StableStateRunnable ran at wrong time");
} else {
passed("StableStateRunnable state correct (false)");
}
int32_t layout = 0x409; // US
int32_t keyCode = 0x41; // VK_A
NS_NAMED_LITERAL_STRING(a, "a");
if (NS_FAILED(utils->SendNativeKeyEvent(layout, keyCode, 0, a, a, nullptr))) {
fail("Failed to synthesize native event");
}
return;
}
KillTimer(nullptr, idEvent);
nsCOMPtr<nsIAppShell> appShell = dont_AddRef(sAppShell);
if (!gStableStateEventHasRun) {
fail("StableStateRunnable didn't run yet");
} else {
passed("StableStateRunnable state correct (true)");
}
nsCOMPtr<nsIRunnable> runnable = new NextTestRunnable(appShell);
if (NS_FAILED(NS_DispatchToCurrentThread(runnable))) {
fail("Failed to dispatch next test runnable");
}
}
#endif
bool
ScheduleTimer(nsIDOMWindowUtils* aWindowUtils)
{
#ifdef XP_WIN
UINT_PTR timerId = SetTimer(nullptr, 0, 1000, (TIMERPROC)TimerCallback);
if (!timerId) {
fail("SetTimer failed!");
return false;
}
nsCOMPtr<nsIDOMWindowUtils> utils = aWindowUtils;
utils.forget(&sWindowUtils);
nsCOMPtr<nsIAppShell> appShell = mAppShell;
appShell.forget(&sAppShell);
return true;
#else
return false;
#endif
}
};
nsIDOMWindowUtils* EventListener::sWindowUtils = nullptr;
nsIAppShell* EventListener::sAppShell = nullptr;
NS_IMPL_ISUPPORTS(EventListener, nsIDOMEventListener)
already_AddRefed<nsIAppShell>
GetAppShell()
{
static const char* platforms[] = {
"android", "mac", "gonk", "gtk", "qt", "win"
};
NS_NAMED_LITERAL_CSTRING(contractPrefix, "@mozilla.org/widget/appshell/");
NS_NAMED_LITERAL_CSTRING(contractSuffix, ";1");
for (size_t index = 0; index < ArrayLength(platforms); index++) {
nsAutoCString contractID(contractPrefix);
contractID.AppendASCII(platforms[index]);
contractID.Append(contractSuffix);
nsCOMPtr<nsIAppShell> appShell = do_GetService(contractID.get());
if (appShell) {
return appShell.forget();
}
}
return nullptr;
}
void
Test1(nsIAppShell* aAppShell)
{
// Schedule stable state runnable to be run before next event.
nsCOMPtr<nsIRunnable> runnable = new StableStateRunnable();
if (NS_FAILED(aAppShell->RunBeforeNextEvent(runnable))) {
fail("RunBeforeNextEvent failed");
}
runnable = new CheckStableStateRunnable(true);
if (NS_FAILED(NS_DispatchToCurrentThread(runnable))) {
fail("Failed to dispatch check runnable");
}
runnable = new NextTestRunnable(aAppShell);
if (NS_FAILED(NS_DispatchToCurrentThread(runnable))) {
fail("Failed to dispatch next test runnable");
}
}
void
Test2(nsIAppShell* aAppShell)
{
// Schedule stable state runnable to be run before next event from another
// runnable.
nsCOMPtr<nsIRunnable> runnable = new ScheduleStableStateRunnable(aAppShell);
if (NS_FAILED(NS_DispatchToCurrentThread(runnable))) {
fail("Failed to dispatch schedule runnable");
}
runnable = new CheckStableStateRunnable(true);
if (NS_FAILED(NS_DispatchToCurrentThread(runnable))) {
fail("Failed to dispatch check runnable");
}
runnable = new NextTestRunnable(aAppShell);
if (NS_FAILED(NS_DispatchToCurrentThread(runnable))) {
fail("Failed to dispatch next test runnable");
}
}
void
Test3(nsIAppShell* aAppShell)
{
// Schedule steadystate runnable to be run before next event with nested loop.
nsCOMPtr<nsIRunnable> runnable =
new ScheduleNestedStableStateRunnable(aAppShell);
if (NS_FAILED(NS_DispatchToCurrentThread(runnable))) {
fail("Failed to dispatch schedule runnable");
}
}
bool
Test4Internal(nsIAppShell* aAppShell)
{
#ifndef XP_WIN
// Not sure how to test on other platforms.
return false;
#else
nsCOMPtr<nsIAppShellService> appService =
do_GetService(NS_APPSHELLSERVICE_CONTRACTID);
if (!appService) {
fail("Failed to get appshell service!");
return false;
}
nsCOMPtr<nsIURI> uri;
if (NS_FAILED(NS_NewURI(getter_AddRefs(uri), "about:", nullptr))) {
fail("Failed to create new uri");
return false;
}
uint32_t flags = nsIWebBrowserChrome::CHROME_DEFAULT;
nsCOMPtr<nsIXULWindow> xulWindow;
if (NS_FAILED(appService->CreateTopLevelWindow(nullptr, uri, flags, 100, 100, nullptr,
getter_AddRefs(xulWindow)))) {
fail("Failed to create new window");
return false;
}
nsCOMPtr<nsIDOMWindow> window = do_GetInterface(xulWindow);
if (!window) {
fail("Can't get dom window!");
return false;
}
nsCOMPtr<nsIDOMEventTarget> target = do_QueryInterface(window);
if (!target) {
fail("Can't QI to nsIDOMEventTarget!");
return false;
}
nsCOMPtr<nsIDOMEventListener> listener = new EventListener(aAppShell);
if (NS_FAILED(target->AddEventListener(NS_LITERAL_STRING("keypress"),
listener, false, false)) ||
NS_FAILED(target->AddEventListener(NS_LITERAL_STRING("load"), listener,
false, false))) {
fail("Can't add event listeners!");
return false;
}
return true;
#endif
}
void
Test4(nsIAppShell* aAppShell)
{
if (!Test4Internal(aAppShell)) {
nsCOMPtr<nsIRunnable> runnable = new NextTestRunnable(aAppShell);
if (NS_FAILED(NS_DispatchToCurrentThread(runnable))) {
fail("Failed to dispatch next test runnable");
}
}
}
const TestFunc gTests[] = {
Test1, Test2, Test3, Test4
};
size_t gTestIndex = 0;
NS_IMETHODIMP
NextTestRunnable::Run()
{
if (gTestIndex > 0) {
passed("Finished test %u", gTestIndex);
}
gStableStateEventHasRun = false;
if (gTestIndex < ArrayLength(gTests)) {
gTests[gTestIndex++](mAppShell);
}
else {
nsCOMPtr<nsIRunnable> exitRunnable = new ExitAppShellRunnable(mAppShell);
nsresult rv = NS_DispatchToCurrentThread(exitRunnable);
if (NS_FAILED(rv)) {
fail("Failed to dispatch exit runnable!");
}
}
return NS_OK;
}
int main(int argc, char** argv)
{
ScopedLogging log;
ScopedXPCOM xpcom("TestAppShellSteadyState");
if (!xpcom.failed()) {
nsCOMPtr<nsIAppShell> appShell = GetAppShell();
if (!appShell) {
fail("Couldn't get appshell!");
} else {
nsCOMPtr<nsIRunnable> runnable = new NextTestRunnable(appShell);
if (NS_FAILED(NS_DispatchToCurrentThread(runnable))) {
fail("Failed to dispatch next test runnable");
} else if (NS_FAILED(appShell->Run())) {
fail("Failed to run appshell");
}
}
}
return gFailCount != 0;
}