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-rw-r--r-- | dom/base/test/test_bug704320_preload.html | 136 |
1 files changed, 136 insertions, 0 deletions
diff --git a/dom/base/test/test_bug704320_preload.html b/dom/base/test/test_bug704320_preload.html new file mode 100644 index 0000000000..b4ae415278 --- /dev/null +++ b/dom/base/test/test_bug704320_preload.html @@ -0,0 +1,136 @@ +<!DOCTYPE HTML> +<html> +<!-- +This is a spot check for whether the speculative parser reuses style, script or image loads after the referrer policy has changed. +https://bugzilla.mozilla.org/show_bug.cgi?id=704320 +--> + +<head> + <meta charset="utf-8"> + <title>Test preloads for Bug 704320</title> + <script src="/tests/SimpleTest/SimpleTest.js"></script> + <script type="application/javascript" src="referrerHelper.js"></script> + <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/> + +<script type="application/javascript"> + +SimpleTest.waitForExplicitFinish(); +var advance = function() { tests.next(); }; + +/** + * This is the main test routine -- serialized by use of a generator. + * It resets the counter, then performs two tests in sequence using + * the same iframe. + */ +var tests = (function*() { + var iframe = document.getElementById("testframe"); + + // reset the counter + yield resetCounter(); + + // load the second test frame + // it will call back into this function via postMessage when it finishes loading. + // and continue beyond the yield. + yield iframe.src = 'file_bug704320_preload_reuse.html'; + + // check the second test + yield checkResults(finalizePreloadReuse); + + // reset the counter + yield resetCounter(); + + // load the third test frame + // it will call back into this function via postMessage when it finishes loading. + // and continue beyond the yield. + yield iframe.src = 'file_bug704320_preload_attr.html'; + + // check the third test + yield checkResults(finalizePreloadReferrerPolicyAttr); + + // complete. + SimpleTest.finish(); +})(); + +// Helper functions below. + +/** + * This checks the second test: a test where preloads SHOULD be reused. + * We expect one request for each image, script, js request since + * the referrer policy does not change after speculative loads. + */ +function finalizePreloadReuse(results) { + var expected = {'css': {'count': 1, 'referrers': ['origin']}, + 'img': {'count': 1, 'referrers': ['origin']}, + 'js': {'count': 1, 'referrers': ['origin']}}; + + for (var x in expected) { + ok(x in results, "some " + x + " loads required in results object."); + + is(results[x].count, expected[x].count, + "Expected " + expected[x].count + " loads for " + x + " requests."); + + // 'origin' is required + ok(results[x].referrers.includes('origin'), + "One load for " + x + " should have had 'origin' referrer."); + + // no other values should be in the referrers. + is(results[x].referrers.indexOf('none'), -1, + "No loads for " + x + " should have a missing referrer."); + is(results[x].referrers.indexOf('full'), -1, + "No loads for " + x + " should have an 'full' referrer.") + } + + advance(); +} + +/** + * This checks the third test: a test where preload requests of image, style + * should use referrerpolicy attribute and we expect the preloads should not + * be reused + */ +function finalizePreloadReferrerPolicyAttr(results) { + var expected = {'css': {'count': 1, 'referrers': ['origin']}, + 'img': {'count': 1, 'referrers': ['origin']}, + 'js': {'count': 1, 'referrers': ['origin']}}; + + for (var x in expected) { + ok(x in results, "some " + x + " loads required in results object."); + + is(results[x].count, expected[x].count, + "Expected " + expected[x].count + " loads for " + x + " requests."); + + // 'origin' is required + ok(results[x].referrers.includes('origin'), + "One load for " + x + " should have had 'origin' referrer."); + + // no other values should be in the referrers. + is(results[x].referrers.indexOf('none'), -1, + "No loads for " + x + " should have a missing referrer."); + is(results[x].referrers.indexOf('full'), -1, + "No loads for " + x + " should have an 'full' referrer.") + } + + advance(); +} + +/** + * Grabs the results via XHR and passes to checker. + */ +function checkResults(checker) { + doXHR('/tests/dom/base/test/bug704320_counter.sjs?results', + function(xhr) { + checker(JSON.parse(xhr.responseText)); + }, + function(xhr) { + ok(false, "Can't get results from the counter server."); + }); +} + +</script> +</head> + +<body onload="tests.next();"> + <iframe id="testframe"></iframe> + +</body> +</html> |