Tools/TestWebKitAPI/Tests/WebCore/DNS.cpp

/*
 * Copyright (C) 2018 Igalia, S.L. All rights reserved.
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#include "config.h"

#include "Utilities.h"
#include "WTFStringUtilities.h"

#include <WebCore/DNS.h>
#include <wtf/CompletionHandler.h>
#include <wtf/Expected.h>
#include <wtf/RunLoop.h>

using namespace WebCore;

namespace TestWebKitAPI {

bool done = false;

TEST(DNSTest, cancelResolveDNS)
{
    RunLoop::initializeMainRunLoop();

    const String hostname = String("www.webkit.org");
    uint64_t identifier = 1;

    DNSCompletionHandler completionHandler = [](WebCore::DNSAddressesOrError&& result) mutable {
        done = true;

        ASSERT_FALSE(result.has_value());
        ASSERT_TRUE(result.error() == WebCore::DNSError::Cancelled);

        return;
    };

    done = false;
    resolveDNS(hostname, identifier, WTFMove(completionHandler));
    stopResolveDNS(identifier);
    Util::run(&done);
}

TEST(DNSTest, cannotResolveDNS)
{
    RunLoop::initializeMainRunLoop();

    const String hostname = String("notavaliddomain.notavaliddomain");
    uint64_t identifier = 1;

    DNSCompletionHandler completionHandler = [](WebCore::DNSAddressesOrError&& result) mutable {
        done = true;

        ASSERT_FALSE(result.has_value());
        ASSERT_TRUE(result.error() == WebCore::DNSError::CannotResolve);

        return;
    };

    done = false;
    resolveDNS(hostname, identifier, WTFMove(completionHandler));
    Util::run(&done);
}

TEST(DNSTest, resolveDNS)
{
    RunLoop::initializeMainRunLoop();

    const String hostname = String("www.webkit.org");
    uint64_t identifier = 1;

    DNSCompletionHandler completionHandler = [](WebCore::DNSAddressesOrError&& result) mutable {
        done = true;

        ASSERT_TRUE(result.has_value());

        return;
    };

    done = false;
    resolveDNS(hostname, identifier, WTFMove(completionHandler));
    Util::run(&done);
}

} // namespace TestWebKitAPI