third_party/WebKit/LayoutTests/http/tests/misc/resource-timing-sizes-redirect-img.html - Issue 2105713002: Render process changes for ResourceTiming sizes.

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Issue 2105713002: Render process changes for ResourceTiming sizes. (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@resource_timing_sizes_browser_process

Patch Set: Initialise encoded_body_length for sync XHR to data: URLs Created 4 years, 5 months ago

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	1 <!DOCTYPE html>

	2 <script src="/resources/testharness.js"></script>

	3 <script src="/resources/testharnessreport.js"></script>

	4 <script src="/resources/get-host-info.js?pipe=sub"></script>

	5 <script>

	6 // Redirects for fetch() always apply CORS rules, whereas normal resources

	7 // don't, so this test covers extra code paths beyond those covered by

	8 // resource-timing-sizes-redirect.html.

	9

	10 const baseUrl = new URL('/resources/square20.png', location.href).href;

	11

	12 // Because apache decrements the Keep-Alive max value on each request, the

	13 // transferSize will vary slightly between requests for the same resource.

	14 const fuzzFactor = 3; // bytes

	15

	16 const minHeaderSize = 100;

	17

	18 const hostInfo = get_host_info();

	19

	20 var directUrl, sameOriginRedirect, crossOriginRedirect, mixedRedirect;

	21 var complexRedirect;

	22 var t = async_test('PerformanceResourceTiming sizes redirects img');

	23

	24 function checkResourceSizes() {

	25 var entries = performance.getEntriesByType('resource');

	26 var lowerBound, upperBound, withRedirectLowerBound;

	27 var seenCount = 0;

	28 for (var entry of entries) {

	29 switch (entry.name) {

	30 case directUrl:

	31 assert_greater_than(entry.transferSize, minHeaderSize,

	32 'direct transferSize');

	33 lowerBound = entry.transferSize - fuzzFactor;

	34 upperBound = entry.transferSize + fuzzFactor;

	35 withRedirectLowerBound = entry.transferSize + minHeaderSize;

	36 ++seenCount;

	37 break;

	38

	39 case sameOriginRedirect:

	40 assert_greater_than(entry.transferSize, withRedirectLowerBound,

	41 'same origin transferSize');

	42 ++seenCount;

	43 break;

	44

	45 case crossOriginRedirect:

	46 case mixedRedirect:

	47 case complexRedirect:

	48 assert_between_exclusive(entry.transferSize, lowerBound, upperBound,

	49 'cross origin transferSize');

	50 ++seenCount;

	51 break;

	52

	53 default:

	54 break;

	55 }

	56 }

	57 assert_equals(seenCount, 5, 'seenCount');

	58 t.done();

	59 }

	60

	61 function redirectUrl(redirectSourceOrigin, targetUrl) {

	62 return redirectSourceOrigin +

	63 '/resources/redirect.php?url=' + encodeURIComponent(targetUrl);

	64 }

	65

	66 // Loads the images in \|urlArray\| in sequence, finally calling \|callback\|.

	67 // \|callback\| will be wrapped in t.step_func() when called.

	68 function loadImages(urlArray, callback) {

	69 var url = urlArray.shift();

	70 var onload;

	71 if (urlArray.length === 0) {

	72 onload = t.step_func(callback);

	73 } else {

	74 onload = () => { loadImages(urlArray, callback); };

	75 }

	76 var img = document.createElement('img');

	77 img.src = url;

	78 img.onload = onload;

	79 img.onerror = t.step_func(() => assert_unreached('Failed to load ' + url));

	80 img.style = 'display: none;';

	81 }

	82

	83 function cacheBustedUrl() {

	84 return baseUrl + '?unique=' + Math.random().toString().substring(2);

	85 }

	86

	87 function runTest() {

	88 directUrl = cacheBustedUrl();

	89 sameOriginRedirect = redirectUrl(hostInfo.HTTP_ORIGIN, cacheBustedUrl());

	90 crossOriginRedirect = redirectUrl(hostInfo.HTTP_REMOTE_ORIGIN,

	91 cacheBustedUrl());

	92 mixedRedirect = redirectUrl(hostInfo.HTTP_REMOTE_ORIGIN,

	93 redirectUrl(

	94 hostInfo.HTTP_ORIGIN, cacheBustedUrl()));

	95 complexRedirect = redirectUrl(hostInfo.HTTP_ORIGIN,

	96 redirectUrl(hostInfo.HTTP_REMOTE_ORIGIN,

	97 redirectUrl(hostInfo.HTTP_ORIGIN,

	98 cacheBustedUrl())));

	99 loadImages([directUrl, sameOriginRedirect, crossOriginRedirect,

	100 mixedRedirect, complexRedirect], checkResourceSizes);

	101 }

	102

	103 t.step(runTest);

	104 </script>

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