146 lines
4.7 KiB
HTML
146 lines
4.7 KiB
HTML
<!DOCTYPE HTML>
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<html>
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<!--
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This is a spot check for whether the speculative parser reuses style, script or image loads after the referrer policy has changed.
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https://bugzilla.mozilla.org/show_bug.cgi?id=704320
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-->
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<head>
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<meta charset="utf-8">
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<title>Test preloads for Bug 704320</title>
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<script type="application/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
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<script type="application/javascript" src="referrerHelper.js"></script>
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<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
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<script type="application/javascript;version=1.7">
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SimpleTest.waitForExplicitFinish();
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var advance = function() { tests.next(); };
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/**
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* This is the main test routine -- serialized by use of a generator.
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* It resets the counter, then performs two tests in sequence using
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* the same iframe.
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*/
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var tests = (function() {
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var iframe = document.getElementById("testframe");
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// reset the counter
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yield resetCounter();
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// load the first test frame
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// it will call back into this function via postMessage when it finishes loading.
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// and continue beyond the yield.
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yield iframe.src = 'file_bug704320_preload_noreuse.html';
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// check the first test
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yield checkResults(finalizePreloadNoreuse);
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// reset the counter
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yield resetCounter();
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// load the second test frame
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// it will call back into this function via postMessage when it finishes loading.
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// and continue beyond the yield.
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yield iframe.src = 'file_bug704320_preload_reuse.html';
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// check the second test
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yield checkResults(finalizePreloadReuse);
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// complete. Be sure to yield so we don't call this twice.
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yield SimpleTest.finish();
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})();
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// Helper functions below.
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/**
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* This checks the first test: a test where the preloads should not
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* be reused. * we expect two requests for each image, script, js request
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* since the referrer policy changed after speculative loads were started.
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* Problem is that the "origin"/revised loads won't necessarily happen,
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* so we test for one or two loads (both are OK) and make the 'origin'
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* referrer optional.
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*/
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function finalizePreloadNoreuse(results) {
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console.log("<br/><pre>" + JSON.stringify(results) + "</pre>");
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var expected = {'css': {'count': 2, 'referrers': ['full', 'origin']},
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'img': {'count': 2, 'referrers': ['full', 'origin']},
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'js': {'count': 2, 'referrers': ['full', 'origin']}};
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for (var x in expected) {
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ok(x in results, "some " + x + " loads required in results object.");
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ok(results[x].count == 1 || results[x].count == 2,
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"Expected 1-2 loads for " + x + " requests.");
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// the 'full' preload is optional, but required if count > 1
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if (results[x].count > 1) {
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ok(results[x].referrers.indexOf('full') >= 0,
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"More than one load for " + x + ", so expected an 'full' referrer preload.")
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}
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// 'origin' (final load) is required
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ok(results[x].referrers.indexOf('origin') >= 0,
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"One load for " + x + " should have had 'origin' referrer.");
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// no other values should be in the referrers.
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is(results[x].referrers.indexOf('none'), -1,
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"No loads for " + x + " should have a missing referrer.");
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}
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advance();
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}
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/**
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* This checks the second test: a test where preloads SHOULD be reused.
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* We expect one request for each image, script, js request since
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* the referrer policy does not change after speculative loads.
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*/
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function finalizePreloadReuse(results) {
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var expected = {'css': {'count': 1, 'referrers': ['origin']},
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'img': {'count': 1, 'referrers': ['origin']},
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'js': {'count': 1, 'referrers': ['origin']}};
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for (var x in expected) {
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ok(x in results, "some " + x + " loads required in results object.");
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is(results[x].count, expected[x].count,
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"Expected " + expected[x].count + " loads for " + x + " requests.");
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// 'origin' is required
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ok(results[x].referrers.indexOf('origin') >= 0,
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"One load for " + x + " should have had 'origin' referrer.");
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// no other values should be in the referrers.
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is(results[x].referrers.indexOf('none'), -1,
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"No loads for " + x + " should have a missing referrer.");
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is(results[x].referrers.indexOf('full'), -1,
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"No loads for " + x + " should have an 'full' referrer.")
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}
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advance();
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}
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/**
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* Grabs the results via XHR and passes to checker.
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*/
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function checkResults(checker) {
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doXHR('/tests/dom/base/test/bug704320_counter.sjs?results',
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function(xhr) {
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checker(JSON.parse(xhr.responseText));
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},
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function(xhr) {
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ok(false, "Can't get results from the counter server.");
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});
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}
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</script>
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</head>
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<body onload="tests.next();">
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<iframe id="testframe"></iframe>
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</body>
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</html>
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