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/*
* Copyright (C) 2017 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#import "config.h"
#import "PlatformUtilities.h"
#import "Test.h"
#import "TestNavigationDelegate.h"
#import <WebKit/WKProcessPoolPrivate.h>
#import <WebKit/_WKProcessPoolConfiguration.h>
#import <wtf/RetainPtr.h>
static NSString *loadableURL = @"data:text/html,no%20error%20A";
TEST(WKProcessPool, WarmInitialProcess)
{
auto pool = adoptNS([[WKProcessPool alloc] init]);
EXPECT_FALSE([pool _hasPrewarmedWebProcess]);
[pool _warmInitialProcess];
EXPECT_TRUE([pool _hasPrewarmedWebProcess]);
[pool _warmInitialProcess]; // No-op.
EXPECT_TRUE([pool _hasPrewarmedWebProcess]);
}
enum class ShouldUseEphemeralStore { No, Yes };
static void runInitialWarmedProcessUsedTest(ShouldUseEphemeralStore shouldUseEphemeralStore)
{
auto processPoolConfiguration = adoptNS([[_WKProcessPoolConfiguration alloc] init]);
processPoolConfiguration.get().prewarmsProcessesAutomatically = NO;
auto pool = adoptNS([[WKProcessPool alloc] _initWithConfiguration:processPoolConfiguration.get()]);
[pool _warmInitialProcess];
EXPECT_TRUE([pool _hasPrewarmedWebProcess]);
EXPECT_EQ(1U, [pool _webPageContentProcessCount]);
auto configuration = adoptNS([[WKWebViewConfiguration alloc] init]);
configuration.get().processPool = pool.get();
if (shouldUseEphemeralStore == ShouldUseEphemeralStore::Yes)
configuration.get().websiteDataStore = [WKWebsiteDataStore nonPersistentDataStore];
auto webView = adoptNS([[WKWebView alloc] initWithFrame:CGRectMake(0, 0, 800, 600) configuration:configuration.get()]);
[webView loadRequest:[NSURLRequest requestWithURL:[NSURL URLWithString:loadableURL]]];
EXPECT_FALSE([pool _hasPrewarmedWebProcess]);
EXPECT_EQ(1U, [pool _webPageContentProcessCount]);
[webView _test_waitForDidFinishNavigation];
EXPECT_FALSE([pool _hasPrewarmedWebProcess]);
EXPECT_EQ(1U, [pool _webPageContentProcessCount]);
}
TEST(WKProcessPool, InitialWarmedProcessUsed)
{
runInitialWarmedProcessUsedTest(ShouldUseEphemeralStore::No);
}
TEST(WKProcessPool, InitialWarmedProcessUsedForEphemeralSession)
{
runInitialWarmedProcessUsedTest(ShouldUseEphemeralStore::Yes);
}
TEST(WKProcessPool, AutomaticProcessWarming)
{
auto processPoolConfiguration = adoptNS([[_WKProcessPoolConfiguration alloc] init]);
processPoolConfiguration.get().prewarmsProcessesAutomatically = YES;
auto pool = adoptNS([[WKProcessPool alloc] _initWithConfiguration:processPoolConfiguration.get()]);
EXPECT_FALSE([pool _hasPrewarmedWebProcess]);
auto configuration = adoptNS([[WKWebViewConfiguration alloc] init]);
configuration.get().processPool = pool.get();
configuration.get().websiteDataStore = [WKWebsiteDataStore nonPersistentDataStore];
auto webView1 = adoptNS([[WKWebView alloc] initWithFrame:CGRectMake(0, 0, 800, 600) configuration:configuration.get()]);
EXPECT_FALSE([pool _hasPrewarmedWebProcess]);
EXPECT_EQ(1U, [pool _webPageContentProcessCount]);
[webView1 loadRequest:[NSURLRequest requestWithURL:[NSURL URLWithString:loadableURL]]];
[webView1 _test_waitForDidFinishNavigation];
while (![pool _hasPrewarmedWebProcess])
TestWebKitAPI::Util::sleep(0.01);
EXPECT_TRUE([pool _hasPrewarmedWebProcess]);
EXPECT_EQ(2U, [pool _webPageContentProcessCount]);
auto webView2 = adoptNS([[WKWebView alloc] initWithFrame:CGRectMake(0, 0, 800, 600) configuration:configuration.get()]);
[webView2 loadRequest:[NSURLRequest requestWithURL:[NSURL URLWithString:loadableURL]]];
EXPECT_FALSE([pool _hasPrewarmedWebProcess]);
EXPECT_EQ(2U, [pool _webPageContentProcessCount]);
}
TEST(WKProcessPool, PrewarmedProcessCrash)
{
auto processPoolConfiguration = adoptNS([[_WKProcessPoolConfiguration alloc] init]);
processPoolConfiguration.get().prewarmsProcessesAutomatically = NO;
auto pool = adoptNS([[WKProcessPool alloc] _initWithConfiguration:processPoolConfiguration.get()]);
[pool _warmInitialProcess];
EXPECT_TRUE([pool _hasPrewarmedWebProcess]);
EXPECT_EQ(1U, [pool _webPageContentProcessCount]);
// Wait for prewarmed process to finish launching.
while (![pool _prewarmedProcessIdentifier])
TestWebKitAPI::Util::sleep(0.01);
kill([pool _prewarmedProcessIdentifier], 9);
while ([pool _hasPrewarmedWebProcess])
TestWebKitAPI::Util::sleep(0.01);
}