Running test: basicTest
Tests that Preload.prefetchStatusUpdated is dispatched for prefetch requests.
{
    method : Preload.prefetchStatusUpdated
    params : {
        initiatingFrameId : <string>
        key : {
            action : Prefetch
            loaderId : <string>
            url : https://127.0.0.1:8443/inspector-protocol/prefetch/resources/prefetch.https.html?page=2
        }
        pipelineId : <string>
        prefetchStatus : PrefetchNotFinishedInTime
        prefetchUrl : https://127.0.0.1:8443/inspector-protocol/prefetch/resources/prefetch.https.html?page=2
        requestId : <string>
        status : Running
    }
    sessionId : <string>
}
{
    method : Preload.prefetchStatusUpdated
    params : {
        initiatingFrameId : <string>
        key : {
            action : Prefetch
            loaderId : <string>
            url : https://127.0.0.1:8443/inspector-protocol/prefetch/resources/prefetch.https.html?page=2
        }
        pipelineId : <string>
        prefetchStatus : PrefetchSuccessfulButNotUsed
        prefetchUrl : https://127.0.0.1:8443/inspector-protocol/prefetch/resources/prefetch.https.html?page=2
        requestId : <string>
        status : Ready
    }
    sessionId : <string>
}

Running test: testRedispatchAfterEnable
Tests that Preload.prefetchStatusUpdated is redispatched for a previously completed prefetch request.
{
    initiatingFrameId : <string>
    key : {
        action : Prefetch
        loaderId : <string>
        url : https://127.0.0.1:8443/inspector-protocol/prefetch/resources/prefetch.https.html?page=2
    }
    pipelineId : <string>
    prefetchStatus : PrefetchSuccessfulButNotUsed
    prefetchUrl : https://127.0.0.1:8443/inspector-protocol/prefetch/resources/prefetch.https.html?page=2
    requestId : <string>
    status : Ready
}

Running test: testRedispatchAfterEnable_FailedPrefetch
Tests that Preload.prefetchStatusUpdated is redispatched for a previously failed prefetch request.
{
    initiatingFrameId : <string>
    key : {
        action : Prefetch
        loaderId : <string>
        url : https://127.0.0.1:8443/inspector-protocol/prefetch/resources/non_existent.bmp
    }
    pipelineId : <string>
    prefetchStatus : PrefetchFailedNon2XX
    prefetchUrl : https://127.0.0.1:8443/inspector-protocol/prefetch/resources/non_existent.bmp
    requestId : <string>
    status : Failure
}

Running test: testNoRedispatchAfterEnableIfCandidateRemoved
Tests that Preload.prefetchStatusUpdated is not redispatched for a prefetch request if the candidate was removed.
No update received after Preload domain is re-enabled.