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446 lines
18 KiB
HTML
446 lines
18 KiB
HTML
<!DOCTYPE HTML>
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<html>
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<!--
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https://bugzilla.mozilla.org/show_bug.cgi?id=156716
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-->
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<head>
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<title>Test for Bug 156716</title>
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<script type="text/javascript" src="/MochiKit/MochiKit.js"></script>
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<script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
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<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
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</head>
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<body onload="run()">
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<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=156716">Mozilla Bug 156716</a>
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<iframe id="subdoc" src="media_queries_iframe.html"></iframe>
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<div id="content" style="display: none">
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</div>
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<pre id="test">
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<script class="testbody" type="application/javascript; version=1.7">
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/** Test for Bug 156716 **/
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// Note that many other tests are in test_acid3_test46.html .
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SimpleTest.waitForExplicitFinish();
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function run() {
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var subdoc = document.getElementById("subdoc").contentDocument;
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var subwin = document.getElementById("subdoc").contentWindow;
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var style = subdoc.getElementById("style");
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var iframe_style = document.getElementById("subdoc").style;
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var body_cs = subdoc.defaultView.getComputedStyle(subdoc.body, "");
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function query_applies(q) {
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style.setAttribute("media", q);
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return body_cs.getPropertyValue("text-decoration") == "underline";
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}
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function should_apply(q) {
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ok(query_applies(q), q + " should apply");
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}
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function should_not_apply(q) {
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ok(!query_applies(q), q + " should not apply");
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}
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/*
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* Functions to test whether a query is parseable at all. (Should not
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* be used for parse errors within expressions.)
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*/
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var parse_test_style_element = document.createElement("style");
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parse_test_style_element.type = "text/css";
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parse_test_style_element.disabled = true; // for performance, hopefully
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var parse_test_style_text = document.createTextNode("");
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parse_test_style_element.appendChild(parse_test_style_text);
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document.getElementsByTagName("head")[0]
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.appendChild(parse_test_style_element);
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function query_is_parseable(q) {
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parse_test_style_text.data = "@media screen, " + q + " {}";
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var sheet = parse_test_style_element.sheet; // XXX yikes, not live!
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if (sheet.cssRules.length == 1 &&
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sheet.cssRules[0].type == CSSRule.MEDIA_RULE)
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return sheet.cssRules[0].media.mediaText != "screen";
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ok(false, "unexpected result testing whether query " + q +
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" is parseable");
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return true; // doesn't matter, we already failed
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}
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function query_should_be_parseable(q) {
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ok(query_is_parseable(q), "query " + q + " should be parseable");
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}
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function query_should_not_be_parseable(q) {
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ok(!query_is_parseable(q), "query " + q + " should not be parseable");
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}
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/*
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* Functions to test whether a single media expression is parseable.
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*/
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function expression_is_parseable(e) {
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style.setAttribute("media", "all and (" + e + ")");
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return style.sheet.media.mediaText != "not all";
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}
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function expression_should_be_parseable(e) {
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ok(expression_is_parseable(e),
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"expression " + e + " should be parseable");
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}
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function expression_should_not_be_parseable(e) {
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ok(!expression_is_parseable(e),
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"expression " + e + " should not be parseable");
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}
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// The no-type syntax doesn't mix with the not and only keywords.
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query_should_be_parseable("(orientation)");
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query_should_not_be_parseable("not (orientation)");
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query_should_not_be_parseable("only (orientation)");
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query_should_be_parseable("all and (orientation)");
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query_should_be_parseable("not all and (orientation)");
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query_should_be_parseable("only all and (orientation)");
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for each (let feature in [ "width", "height", "device-width",
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"device-height" ]) {
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expression_should_be_parseable(feature);
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expression_should_be_parseable(feature + ": 0");
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expression_should_be_parseable(feature + ": 0px");
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expression_should_be_parseable(feature + ": 0em");
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expression_should_be_parseable(feature + ": -0");
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expression_should_be_parseable("min-" + feature + ": -0");
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expression_should_be_parseable("max-" + feature + ": -0");
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expression_should_be_parseable(feature + ": -0cm");
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expression_should_be_parseable(feature + ": 1px");
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expression_should_be_parseable(feature + ": 0.001mm");
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expression_should_be_parseable(feature + ": 100000px");
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expression_should_not_be_parseable(feature + ": -1px");
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expression_should_not_be_parseable("min-" + feature + ": -1px");
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expression_should_not_be_parseable("max-" + feature + ": -1px");
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expression_should_not_be_parseable(feature + ": -0.00001mm");
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expression_should_not_be_parseable(feature + ": -100000em");
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expression_should_not_be_parseable("min-" + feature);
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expression_should_not_be_parseable("max-" + feature);
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}
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var content_div = document.getElementById("content");
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content_div.style.font = "-moz-initial";
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var em_size =
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getComputedStyle(content_div, "").fontSize.match(/^(\d+)px$/)[1];
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// in this test, assume the common underlying implementation is correct
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let width_val = 117; // pick two not-too-round numbers
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let height_val = 76;
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iframe_style.width = width_val + "px";
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iframe_style.height = height_val + "px";
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let device_width = window.screen.width;
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let device_height = window.screen.height;
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for (let [feature, value] in
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Iterator({ "width": width_val,
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"height": height_val,
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"device-width": device_width,
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"device-height": device_height })) {
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should_apply("all and (" + feature + ": " + value + "px)");
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should_not_apply("all and (" + feature + ": " + (value + 1) + "px)");
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should_not_apply("all and (" + feature + ": " + (value - 1) + "px)");
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should_apply("all and (min-" + feature + ": " + value + "px)");
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should_not_apply("all and (min-" + feature + ": " + (value + 1) + "px)");
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should_apply("all and (min-" + feature + ": " + (value - 1) + "px)");
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should_apply("all and (max-" + feature + ": " + value + "px)");
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should_apply("all and (max-" + feature + ": " + (value + 1) + "px)");
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should_not_apply("all and (max-" + feature + ": " + (value - 1) + "px)");
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should_not_apply("all and (min-" + feature + ": " +
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(Math.ceil(value/em_size) + 1) + "em)");
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should_apply("all and (min-" + feature + ": " +
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(Math.floor(value/em_size) - 1) + "em)");
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should_apply("all and (max-" + feature + ": " +
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(Math.ceil(value/em_size) + 1) + "em)");
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should_not_apply("all and (max-" + feature + ": " +
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(Math.floor(value/em_size) - 1) + "em)");
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}
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iframe_style.width = "0";
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should_apply("all and (height)");
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should_not_apply("all and (width)");
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iframe_style.height = "0";
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should_not_apply("all and (height)");
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should_not_apply("all and (width)");
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should_apply("all and (device-height)");
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should_apply("all and (device-width)");
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iframe_style.width = width_val + "px";
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should_not_apply("all and (height)");
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should_apply("all and (width)");
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iframe_style.height = height_val + "px";
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should_apply("all and (height)");
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should_apply("all and (width)");
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// ratio that reduces to 59/40
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iframe_style.width = "236px";
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iframe_style.height = "160px";
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expression_should_be_parseable("orientation");
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expression_should_be_parseable("orientation: portrait");
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expression_should_be_parseable("orientation: landscape");
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expression_should_not_be_parseable("min-orientation");
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expression_should_not_be_parseable("min-orientation: portrait");
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expression_should_not_be_parseable("min-orientation: landscape");
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expression_should_not_be_parseable("max-orientation");
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expression_should_not_be_parseable("max-orientation: portrait");
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expression_should_not_be_parseable("max-orientation: landscape");
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should_apply("(orientation)");
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should_apply("(orientation: landscape)");
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should_not_apply("(orientation: portrait)");
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should_apply("not all and (orientation: portrait)");
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// ratio that reduces to 59/80
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iframe_style.height = "320px";
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should_apply("(orientation)");
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should_not_apply("(orientation: landscape)");
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should_apply("not all and (orientation: landscape)");
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should_apply("(orientation: portrait)");
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should_apply("(aspect-ratio: 59/80)");
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should_not_apply("(aspect-ratio: 58/80)");
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should_not_apply("(aspect-ratio: 59/81)");
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should_not_apply("(aspect-ratio: 60/80)");
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should_not_apply("(aspect-ratio: 59/79)");
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should_apply("(aspect-ratio: 177/240)");
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should_apply("(aspect-ratio: 413/560)");
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should_apply("(aspect-ratio: 5900/8000)");
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should_not_apply("(aspect-ratio: 5901/8000)");
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should_not_apply("(aspect-ratio: 5899/8000)");
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should_not_apply("(aspect-ratio: 5900/8001)");
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should_not_apply("(aspect-ratio: 5900/7999)");
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should_apply("(aspect-ratio)");
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should_apply("(min-aspect-ratio: 59/80)");
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should_apply("(min-aspect-ratio: 58/80)");
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should_apply("(min-aspect-ratio: 59/81)");
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should_not_apply("(min-aspect-ratio: 60/80)");
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should_not_apply("(min-aspect-ratio: 59/79)");
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expression_should_not_be_parseable("min-aspect-ratio");
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should_apply("(max-aspect-ratio: 59/80)");
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should_not_apply("(max-aspect-ratio: 58/80)");
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should_not_apply("(max-aspect-ratio: 59/81)");
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should_apply("(max-aspect-ratio: 60/80)");
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should_apply("(max-aspect-ratio: 59/79)");
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expression_should_not_be_parseable("max-aspect-ratio");
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let real_dar = device_width + "/" + device_height;
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let high_dar_1 = (device_width + 1) + "/" + device_height;
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let high_dar_2 = device_width + "/" + (device_height - 1);
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let low_dar_1 = (device_width - 1) + "/" + device_height;
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let low_dar_2 = device_width + "/" + (device_height + 1);
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should_apply("(device-aspect-ratio: " + real_dar + ")");
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should_apply("not all and (device-aspect-ratio: " + high_dar_1 + ")");
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should_not_apply("all and (device-aspect-ratio: " + high_dar_2 + ")");
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should_not_apply("all and (device-aspect-ratio: " + low_dar_1 + ")");
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should_apply("not all and (device-aspect-ratio: " + low_dar_2 + ")");
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should_apply("(device-aspect-ratio)");
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should_apply("(min-device-aspect-ratio: " + real_dar + ")");
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should_not_apply("all and (min-device-aspect-ratio: " + high_dar_1 + ")");
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should_apply("not all and (min-device-aspect-ratio: " + high_dar_2 + ")");
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should_not_apply("not all and (min-device-aspect-ratio: " + low_dar_1 + ")");
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should_apply("all and (min-device-aspect-ratio: " + low_dar_2 + ")");
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expression_should_not_be_parseable("min-device-aspect-ratio");
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should_apply("all and (max-device-aspect-ratio: " + real_dar + ")");
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should_apply("(max-device-aspect-ratio: " + high_dar_1 + ")");
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should_apply("(max-device-aspect-ratio: " + high_dar_2 + ")");
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should_not_apply("all and (max-device-aspect-ratio: " + low_dar_1 + ")");
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should_apply("not all and (max-device-aspect-ratio: " + low_dar_2 + ")");
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expression_should_not_be_parseable("max-device-aspect-ratio");
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for each (let feature in [ "max-aspect-ratio", "device-aspect-ratio" ]) {
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expression_should_be_parseable(feature + ": 1/1");
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expression_should_be_parseable(feature + ": 1 /1");
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expression_should_be_parseable(feature + ": 1 / \t\n1");
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expression_should_be_parseable(feature + ": 1/\r1");
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expression_should_not_be_parseable(feature + ": 1");
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expression_should_not_be_parseable(feature + ": 0.5");
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expression_should_not_be_parseable(feature + ": 1.0/1");
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expression_should_not_be_parseable(feature + ": 1/1.0");
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expression_should_not_be_parseable(feature + ": 1.0/1.0");
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expression_should_not_be_parseable(feature + ": 0/1");
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expression_should_not_be_parseable(feature + ": 1/0");
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expression_should_not_be_parseable(feature + ": 0/0");
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expression_should_not_be_parseable(feature + ": -1/1");
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expression_should_not_be_parseable(feature + ": 1/-1");
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expression_should_not_be_parseable(feature + ": -1/-1");
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}
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var is_monochrome = query_applies("all and (min-monochrome: 1)");
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var is_color = query_applies("all and (min-color: 1)");
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isnot(is_monochrome, is_color, "should be either monochrome or color");
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function depth_query(prefix, depth) {
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return "all and (" + prefix + (is_color ? "color" : "monochrome") +
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":" + depth + ")";
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}
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var depth = 0;
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do {
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if (depth > 50) {
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ok(false, "breaking from loop, depth > 50");
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break;
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}
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} while (query_applies(depth_query("min-", ++depth)));
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--depth;
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should_apply(depth_query("", depth));
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should_not_apply(depth_query("", depth - 1));
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should_not_apply(depth_query("", depth + 1));
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should_apply(depth_query("max-", depth));
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should_not_apply(depth_query("max-", depth - 1));
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should_apply(depth_query("max-", depth + 1));
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(is_color ? should_apply : should_not_apply)("all and (color)");
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expression_should_not_be_parseable("max-color");
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expression_should_not_be_parseable("min-color");
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(is_color ? should_not_apply : should_apply)("all and (monochrome)");
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expression_should_not_be_parseable("max-monochrome");
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expression_should_not_be_parseable("min-monochrome");
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(is_color ? should_apply : should_not_apply)("not all and (monochrome)");
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(is_color ? should_not_apply : should_apply)("not all and (color)");
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(is_color ? should_apply : should_not_apply)("only all and (color)");
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(is_color ? should_not_apply : should_apply)("only all and (monochrome)");
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for each (let feature in [ "color", "min-monochrome", "max-color-index" ]) {
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expression_should_be_parseable(feature + ": 1");
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expression_should_be_parseable(feature + ": 327");
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expression_should_be_parseable(feature + ": 0");
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expression_should_not_be_parseable(feature + ": 1.0");
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expression_should_not_be_parseable(feature + ": -1");
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expression_should_not_be_parseable(feature + ": 1/1");
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}
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// Presume that we never support indexed color (at least not usefully
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// enough to call it indexed color).
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should_apply("(color-index: 0)");
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should_not_apply("(color-index: 1)");
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should_apply("(min-color-index: 0)");
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should_not_apply("(min-color-index: 1)");
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should_apply("(max-color-index: 0)");
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should_apply("(max-color-index: 1)");
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should_apply("(max-color-index: 157)");
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for each (let feature in [ "resolution", "min-resolution",
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"max-resolution" ]) {
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expression_should_be_parseable(feature + ": 3dpi");
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expression_should_be_parseable(feature + ":3dpi");
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expression_should_not_be_parseable(feature + ": 3.0dpi");
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expression_should_not_be_parseable(feature + ": 3.4dpi");
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expression_should_be_parseable(feature + "\t: 120dpcm");
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expression_should_not_be_parseable(feature + ": 0dpi");
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expression_should_not_be_parseable(feature + ": -3dpi");
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}
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// Find the resolution using max-resolution
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let resolution = 0;
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do {
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++resolution;
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if (resolution > 10000) {
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ok(false, "resolution greater than 10000dpi???");
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break;
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}
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} while (!query_applies("(max-resolution: " + resolution + "dpi)"));
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// resolution should now be Math.ceil() of the actual resolution.
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let dpi_high;
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let dpi_low = resolution - 1;
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if (query_applies("(min-resolution: " + resolution + "dpi)")) {
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// It's exact!
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should_apply("(resolution: " + resolution + "dpi)");
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should_not_apply("(resolution: " + (resolution + 1) + "dpi)");
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should_not_apply("(resolution: " + (resolution - 1) + "dpi)");
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dpi_high = resolution + 1;
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} else {
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// We have no way to test resolution applying since it need not be
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// an integer.
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should_not_apply("(resolution: " + resolution + "dpi)");
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should_not_apply("(resolution: " + (resolution - 1) + "dpi)");
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dpi_high = resolution;
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}
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should_apply("(min-resolution: " + dpi_low + "dpi)");
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should_not_apply("not all and (min-resolution: " + dpi_low + "dpi)");
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should_apply("not all and (min-resolution: " + dpi_high + "dpi)");
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should_not_apply("all and (min-resolution: " + dpi_high + "dpi)");
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// Test dpcm units based on what we computed in dpi.
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let dpcm_high = Math.ceil(dpi_high / 2.54);
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let dpcm_low = Math.floor(dpi_low / 2.54);
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should_apply("(min-resolution: " + dpcm_low + "dpcm)");
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should_apply("(max-resolution: " + dpcm_high + "dpcm)");
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should_not_apply("(max-resolution: " + dpcm_low + "dpcm)");
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should_apply("not all and (min-resolution: " + dpcm_high + "dpcm)");
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expression_should_be_parseable("scan");
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expression_should_be_parseable("scan: progressive");
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expression_should_be_parseable("scan:interlace");
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expression_should_not_be_parseable("min-scan:interlace");
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expression_should_not_be_parseable("scan: 1");
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expression_should_not_be_parseable("max-scan");
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expression_should_not_be_parseable("max-scan: progressive");
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// Assume we don't support tv devices.
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should_not_apply("(scan)");
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should_not_apply("(scan: progressive)");
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should_not_apply("(scan: interlace)");
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should_apply("not all and (scan)");
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should_apply("not all and (scan: progressive)");
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should_apply("not all and (scan: interlace)");
|
|
|
|
expression_should_be_parseable("grid");
|
|
expression_should_be_parseable("grid: 0");
|
|
expression_should_be_parseable("grid: 1");
|
|
expression_should_be_parseable("grid: 1");
|
|
expression_should_not_be_parseable("min-grid");
|
|
expression_should_not_be_parseable("min-grid:0");
|
|
expression_should_not_be_parseable("max-grid: 1");
|
|
expression_should_not_be_parseable("grid: 2");
|
|
expression_should_not_be_parseable("grid: -1");
|
|
|
|
// Assume we don't support grid devices
|
|
should_not_apply("(grid)");
|
|
should_apply("(grid: 0)");
|
|
should_not_apply("(grid: 1)");
|
|
should_not_apply("(grid: 2)");
|
|
should_not_apply("(grid: -1)");
|
|
|
|
// Parsing tests
|
|
// bug 454227
|
|
should_apply("(orientation");
|
|
should_not_apply("not all and (orientation");
|
|
should_not_apply("(orientation:");
|
|
should_apply("all,(orientation:");
|
|
should_not_apply("(orientation:,all");
|
|
should_apply("not all and (grid");
|
|
should_not_apply("only all and (grid");
|
|
should_not_apply("(grid");
|
|
should_apply("all,(grid");
|
|
should_not_apply("(grid,all");
|
|
// bug 454226
|
|
should_apply(",all");
|
|
should_apply("all,");
|
|
should_apply(",all,");
|
|
should_apply("all,badmedium");
|
|
should_apply("badmedium,all");
|
|
should_not_apply(",badmedium,");
|
|
should_apply("all,(badexpression)");
|
|
should_apply("(badexpression),all");
|
|
should_not_apply("(badexpression),badmedium");
|
|
should_not_apply("badmedium,(badexpression)");
|
|
should_apply("all,[badsyntax]");
|
|
should_apply("[badsyntax],all");
|
|
should_not_apply("badmedium,[badsyntax]");
|
|
should_not_apply("[badsyntax],badmedium");
|
|
|
|
SimpleTest.finish();
|
|
}
|
|
|
|
</script>
|
|
</pre>
|
|
</body>
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|
</html>
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