Tools/TestWebKitAPI/Tests/WebKitCocoa/WKWebViewDoesNotLogDuringInitialization.mm

/*
 * Copyright (C) 2017 Apple Inc. All rights reserved.
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#import "config.h"

#import "PlatformUtilities.h"
#import "Test.h"
#import <WebKit/WKProcessPoolPrivate.h>
#import <WebKit/WebKit.h>
#import <WebKit/_WKProcessPoolConfiguration.h>
#import <fcntl.h>

TEST(WKWebView, InitializingWebViewWithEphemeralStorageDoesNotLog)
{
    // Replace stderr with a nonblocking pipe that we can read from.
    int p[2];
    pipe(p);
    fcntl(p[0], F_SETFL, fcntl(p[0], F_GETFL, 0) | O_NONBLOCK);
    dup2(p[1], STDERR_FILENO);
    close(p[1]);

    WKWebViewConfiguration *configuration = [[WKWebViewConfiguration alloc] init];
    _WKProcessPoolConfiguration *processPoolConfiguration = [[_WKProcessPoolConfiguration alloc] init];
    configuration.processPool = [[WKProcessPool alloc] _initWithConfiguration:processPoolConfiguration];
    configuration.websiteDataStore = [WKWebsiteDataStore nonPersistentDataStore];

    [[WKWebView alloc] initWithFrame:CGRectZero configuration:configuration];

    FILE *stderrFileHandle = fdopen(p[0], "r");
    char buffer[1024];
    while (fgets(buffer, sizeof(buffer), stderrFileHandle)) {
        printf("Saw unexpected logging: '%s'\n", buffer);
        FAIL();
    }
}