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Test Info:
- Manifest: layout/style/test/mochitest.toml
<!DOCTYPE HTML>
<html>
<head>
<title>Test for CSS Selectors</title>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
</head>
<body onload="run()">
<p id="display"><iframe id="iframe" src="about:blank"></iframe><iframe id="cloneiframe" src="about:blank"></iframe></p>
<pre id="test">
<script class="testbody" type="text/javascript">
SimpleTest.waitForExplicitFinish();
SimpleTest.requestLongerTimeout(2);
var cloneiframe;
function run() {
SpecialPowers.pushPrefEnv({ set: [["layout.css.xul-tree-pseudos.content.enabled", true]] }, runTests);
}
function runTests() {
var iframe = document.getElementById("iframe");
var ifwin = iframe.contentWindow;
var ifdoc = iframe.contentDocument;
cloneiframe = document.getElementById("cloneiframe");
var style_elem = ifdoc.createElement("style");
style_elem.setAttribute("type", "text/css");
ifdoc.getElementsByTagName("head")[0].appendChild(style_elem);
var style_text = ifdoc.createTextNode("");
style_elem.appendChild(style_text);
var gCounter = 0;
/*
* selector: the selector to test
* body_contents: what to set the body's innerHTML to
* match_fn: a function that, given the document object into which
* body_contents has been inserted, produces an array of nodes that
* should match selector
* notmatch_fn: likewise, but for nodes that should not match
* namespaces (optional): @namespace rules to be included in the sheet
*/
function test_selector_in_html(selector, body_contents, match_fn, notmatch_fn, namespaces)
{
var zi = ++gCounter;
if (typeof(body_contents) == "string") {
ifdoc.body.innerHTML = body_contents;
} else {
// It's a function.
ifdoc.body.innerHTML = "";
body_contents(ifdoc.body);
}
if (!namespaces) {
namespaces = "";
}
style_text.data = namespaces + selector + "{ z-index: " + zi + " }";
var idx = style_text.parentNode.sheet.cssRules.length - 1;
if (namespaces == "") {
is(idx, 0, "unexpected rule index for " + selector);
}
if (idx < 0 ||
style_text.parentNode.sheet.cssRules[idx].type !=
CSSRule.STYLE_RULE)
{
ok(false, "selector " + selector + " could not be parsed");
return;
}
var should_match = match_fn(ifdoc);
var should_not_match = notmatch_fn(ifdoc);
if (should_match.length + should_not_match.length == 0) {
ok(false, "nothing to check");
}
for (let i = 0; i < should_match.length; ++i) {
let e = should_match[i];
is(ifwin.getComputedStyle(e).zIndex, String(zi),
"element in " + body_contents + " matched " + selector);
}
for (let i = 0; i < should_not_match.length; ++i) {
let e = should_not_match[i];
is(ifwin.getComputedStyle(e).zIndex, "auto",
"element in " + body_contents + " did not match " + selector);
}
// Now, since we're here, may as well make sure serialization
// works correctly. It need not produce the exact same text,
// but it should produce a selector that matches the same
// elements.
zi = ++gCounter;
var ser1 = style_text.parentNode.sheet.cssRules[idx].selectorText;
style_text.data = namespaces + ser1 + "{ z-index: " + zi + " }";
for (let i = 0; i < should_match.length; ++i) {
let e = should_match[i];
is(ifwin.getComputedStyle(e).zIndex, String(zi),
"element in " + body_contents + " matched " + ser1 +
" which is the reserialization of " + selector);
}
for (let i = 0; i < should_not_match.length; ++i) {
let e = should_not_match[i];
is(ifwin.getComputedStyle(e).zIndex, "auto",
"element in " + body_contents + " did not match " + ser1 +
" which is the reserialization of " + selector);
}
// But when we serialize the serialized result, we should get
// the same text.
isnot(style_text.parentNode.sheet.cssRules[idx], undefined,
"parse of selector \"" + ser1 + "\" failed");
if (style_text.parentNode.sheet.cssRules[idx] !== undefined) {
var ser2 = style_text.parentNode.sheet.cssRules[idx].selectorText;
is(ser2, ser1, "parse+serialize of selector \"" + selector +
"\" is idempotent");
}
ifdoc.body.innerHTML = "";
style_text.data = "";
// And now test that when we clone the style sheet, we end up
// with the same selector (serializes to same string, and
// matches the same things).
zi = ++gCounter;
var style_sheet = "data:text/css," +
escape(namespaces + selector + "{ z-index: " + zi + " }");
var style_sheet_link =
"<link rel='stylesheet' href='" + style_sheet + "'>";
var html_doc = "<!DOCTYPE HTML>" +
style_sheet_link + style_sheet_link +
"<body>";
if (typeof(body_contents) == "string") {
html_doc += body_contents;
}
var docurl = "data:text/html," + escape(html_doc);
defer_clonedoc_tests(docurl, function() {
var wrappedCloneFrame = SpecialPowers.wrap(cloneiframe);
var clonedoc = wrappedCloneFrame.contentDocument;
var clonewin = wrappedCloneFrame.contentWindow;
if (typeof(body_contents) != "string") {
body_contents(clonedoc.body);
}
var links = clonedoc.getElementsByTagName("link");
// cause a clone
links[1].sheet.insertRule("#nonexistent { color: purple}", idx + 1);
// remove the uncloned sheet
links[0].remove();
var should_match1 = match_fn(clonedoc);
var should_not_match1 = notmatch_fn(clonedoc);
if (should_match1.length + should_not_match1.length == 0) {
ok(false, "nothing to check");
}
for (let i = 0; i < should_match1.length; ++i) {
let e = should_match1[i];
is(clonewin.getComputedStyle(e).zIndex, String(zi),
"element in " + body_contents + " matched clone of " +
selector);
}
for (let i = 0; i < should_not_match1.length; ++i) {
let e = should_not_match1[i];
is(clonewin.getComputedStyle(e).zIndex, "auto",
"element in " + body_contents + " did not match clone of " +
selector);
}
var ser3 = links[0].sheet.cssRules[idx].selectorText;
is(ser3, ser1,
"selector " + selector + " serializes correctly after cloning");
});
}
function should_serialize_to(selector, serialization)
{
style_text.data = selector + "{ z-index: 0 }";
is(style_text.parentNode.sheet.cssRules[0].selectorText,
serialization,
"selector '" + selector + "' should serialize to '" +
serialization + "'.");
}
function test_parseable(selector)
{
ifdoc.body.innerHTML = "<p></p>";
var zi = ++gCounter;
style_text.data = "p, " + selector + "{ z-index: " + zi + " }";
var should_match = ifdoc.getElementsByTagName("p")[0];
var parsed = ifwin.getComputedStyle(should_match).zIndex == zi;
ok(parsed, "selector " + selector + " was parsed");
if (!parsed) {
return;
}
// Test that it serializes to something that is also parseable.
var ser1 = style_elem.sheet.cssRules[0].selectorText;
zi = ++gCounter;
style_text.data = ser1 + "{ z-index: " + zi + " }";
is(ifwin.getComputedStyle(should_match).zIndex, String(zi),
"serialization " + ser1 + " of selector p, " + selector +
" was parsed");
var ser2 = style_elem.sheet.cssRules[0].selectorText;
is(ser2, ser1,
"parse+serialize of selector " + selector + " is idempotent");
ifdoc.body.innerHTML = "";
style_text.data = "";
// Test that it clones to the same thing it serializes to.
zi = ++gCounter;
var style_sheet = "data:text/css," +
escape("p, " + selector + "{ z-index: " + zi + " }");
var style_sheet_link =
"<link rel='stylesheet' href='" + style_sheet + "'>";
var html_doc = "<!DOCTYPE HTML>" +
style_sheet_link + style_sheet_link +
"<p></p>";
var docurl = "data:text/html," + escape(html_doc);
defer_clonedoc_tests(docurl, function() {
var wrappedCloneFrame = SpecialPowers.wrap(cloneiframe);
var clonedoc = wrappedCloneFrame.contentDocument;
var clonewin = wrappedCloneFrame.contentWindow;
var links = clonedoc.getElementsByTagName("link");
// cause a clone
links[1].sheet.insertRule("#nonexistent { color: purple}", 0);
// remove the uncloned sheet
links[0].remove();
should_match = clonedoc.getElementsByTagName("p")[0];
is(clonewin.getComputedStyle(should_match).zIndex, String(zi),
"selector " + selector + " was cloned correctly");
var ser3 = links[0].sheet.cssRules[1].selectorText;
is(ser3, ser1,
"selector " + selector + " serializes correctly after cloning");
});
}
function test_unparseable_via_api(selector)
{
try {
// Test that it is also unparseable when followed by EOF.
ifdoc.body.matches(selector);
ok(false, "selector '" + selector + "' plus EOF is parse error");
} catch(ex) {
is(ex.name, "SyntaxError",
"selector '" + selector + "' plus EOF is parse error");
is(ex.code, DOMException.SYNTAX_ERR,
"selector '" + selector + "' plus EOF is parse error");
}
}
function test_parseable_via_api(selector)
{
var threw = false;
try {
// Test that a selector is parseable when followed by EOF.
ifdoc.body.matches(selector);
} catch(ex) {
threw = true;
}
ok(!threw, "selector '" + selector + "' was parsed");
}
function test_balanced_unparseable(selector)
{
var zi1 = ++gCounter;
var zi2 = ++gCounter;
ifdoc.body.innerHTML = "<p></p><div></div>";
style_text.data = "p, " + selector + "{ z-index: " + zi1 + " }" +
"div { z-index: " + zi2 + " }";
var should_not_match = ifdoc.getElementsByTagName("p")[0];
var should_match = ifdoc.getElementsByTagName("div")[0];
is(ifwin.getComputedStyle(should_not_match).zIndex, "auto",
"selector " + selector + " was a parser error");
is(ifwin.getComputedStyle(should_match).zIndex, String(zi2),
"selector " + selector + " error was recovered from");
ifdoc.body.innerHTML = "";
style_text.data = "";
test_unparseable_via_api(selector);
}
function test_unbalanced_unparseable(selector)
{
var zi1 = ++gCounter;
var zi2 = ++gCounter;
ifdoc.body.innerHTML = "<p></p>";
style_text.data = "p, " + selector + "{ z-index: " + zi1 + " }";
var should_not_match = ifdoc.getElementsByTagName("p")[0];
is(ifwin.getComputedStyle(should_not_match).zIndex, "auto",
"selector " + selector + " was a parser error");
is(style_text.parentNode.sheet.cssRules.length, 0,
"sheet should have no rules since " + selector + " is parse error");
ifdoc.body.innerHTML = "";
style_text.data = "";
test_unparseable_via_api(selector);
}
// [attr] selector
test_parseable("[attr]")
test_parseable_via_api("[attr");
test_parseable("[ATTR]")
should_serialize_to("[attr]", "[attr]");
should_serialize_to("[ATTR]", "[ATTR]");
// Whether we should drop the bar is debatable. This matches Edge
// and Safari at the time of writing.
should_serialize_to("[|attr]", "[attr]");
should_serialize_to("[|ATTR]", "[ATTR]");
// [attr= ] selector
test_parseable("[attr=\"x\"]");
test_parseable("[attr='x']");
test_parseable("[attr=x]");
test_parseable("[attr=\"\"]");
test_parseable("[attr='']");
test_parseable("[attr=\"foo bar\"]");
test_parseable_via_api("[attr=x");
test_balanced_unparseable("[attr=]");
test_balanced_unparseable("[attr=foo bar]");
test_selector_in_html(
'[title=""]',
'<p title=""></p>'
+ '<div lang=" "></div><div lang="\t"></div><div lang="\n"></div>',
function(doc) { return doc.getElementsByTagName("p"); },
function(doc) { return doc.getElementsByTagName("div"); }
);
// [attr~= ] selector
test_parseable("[attr~=\"x\"]");
test_parseable("[attr~='x']");
test_parseable("[attr~=x]");
test_parseable("[attr~=\"\"]");
test_parseable("[attr~='']");
test_parseable("[attr~=\"foo bar\"]");
test_parseable_via_api("[attr~=x");
test_balanced_unparseable("[attr~=]");
test_balanced_unparseable("[attr~=foo bar]");
test_selector_in_html(
'[class~="x x"]',
'<div class="x x"></div><div class="x"></div><div class="x\tx"></div>div class="x\nx"></div>',
function(doc) { return []; },
function(doc) { return doc.getElementsByTagName("div"); }
);
// [attr|="x"]
test_parseable('[attr|="x"]');
test_parseable("[attr|='x']");
test_parseable('[attr|=x]');
test_parseable_via_api("[attr|=x");
test_parseable('[attr|=""]');
test_parseable("[attr|='']");
test_balanced_unparseable('[attr|=]');
test_selector_in_html(
'[lang|=""]',
'<p lang=""></p><p lang="-"></p><p lang="-GB"></p>'
+ '<div lang="en-GB"></div><div lang="en-"></div>',
function(doc) { return doc.getElementsByTagName("p"); },
function(doc) { return doc.getElementsByTagName("div"); }
);
// [attr$= ] selector
test_parseable("[attr$=\"x\"]");
test_parseable("[attr$='x']");
test_parseable("[attr$=x]");
test_parseable("[attr$=\"\"]");
test_parseable("[attr$='']");
test_parseable("[attr$=\"foo bar\"]");
test_parseable_via_api("[attr$=x");
test_balanced_unparseable("[attr$=]");
test_balanced_unparseable("[attr$=foo bar]");
// [attr^= ] selector
test_parseable("[attr^=\"x\"]");
test_parseable("[attr^='x']");
test_parseable("[attr^=x]");
test_parseable("[attr^=\"\"]");
test_parseable("[attr^='']");
test_parseable("[attr^=\"foo bar\"]");
test_parseable_via_api("[attr^=x");
test_balanced_unparseable("[attr^=]");
test_balanced_unparseable("[attr^=foo bar]");
// attr[*= ] selector
test_parseable("[attr*=\"x\"]");
test_parseable("[attr*='x']");
test_parseable("[attr*=x]");
test_parseable("[attr*=\"\"]");
test_parseable("[attr*='']");
test_parseable("[attr*=\"foo bar\"]");
test_parseable_via_api("[attr^=x");
test_balanced_unparseable("[attr*=]");
test_balanced_unparseable("[attr*=foo bar]");
// And now tests for correctness of matching of attr selectors.
var attrTestBody =
// Paragraphs 1-5
"<p attr></p> <p attr=''></p> <p attr='foo'></p> <p att></p> <p></p>" +
// Paragraphs 6-8
"<p attr='foo bar'></p> <p attr='foo-bar'></p> <p attr='foobar'></p>" +
// Paragraphs 9-10
"<p attr='foo bar baz'></p> <p attr='foo-bar-baz'></p>" +
// Paragraphs 11-12
"<p attr='foo-bar baz'></p> <p attr=' foo-bar '></p> " +
// Paragraph 13-15
"<p attr=' foo '></p> <p attr='fo'></p> <p attr='bar baz-foo'></p>";
test_selector_in_html(
"[attr]", attrTestBody,
pset([1,2,3,6,7,8,9,10,11,12,13,14,15]), pset([4,5]));
test_selector_in_html(
"[attr=foo]", attrTestBody,
pset([3]), pset([1,2,4,5,6,7,8,9,10,11,12,13,14,15]));
test_selector_in_html(
"[attr~=foo]", attrTestBody,
pset([3,6,9,13]), pset([1,2,4,5,7,8,10,11,12,14,15]));
test_selector_in_html(
"[attr~=bar]", attrTestBody,
pset([6,9,15]), pset([1,2,3,4,5,7,8,10,11,12,13,14]));
test_selector_in_html(
"[attr~=baz]", attrTestBody,
pset([9,11]), pset([1,2,3,4,5,6,7,8,10,12,13,14,15]));
test_selector_in_html(
"[attr|=foo]", attrTestBody,
pset([3,7,10,11]), pset([1,2,4,5,6,8,9,12,13,14,15]));
test_selector_in_html(
"[attr|='bar baz']", attrTestBody,
pset([15]), pset([1,2,3,4,5,6,7,8,9,10,11,12,13,14]));
test_selector_in_html(
"[attr$=foo]", attrTestBody,
pset([3,15]), pset([1,2,4,5,6,7,8,9,10,11,12,13,14]));
test_selector_in_html(
"[attr$=bar]", attrTestBody,
pset([6,7,8]), pset([1,2,3,4,5,9,10,11,12,13,14,15]));
test_selector_in_html(
"[attr^=foo]", attrTestBody,
pset([3,6,7,8,9,10,11]), pset([1,2,4,5,12,13,14,15]));
test_selector_in_html(
"[attr*=foo]", attrTestBody,
pset([3,6,7,8,9,10,11,12,13,15]), pset([1,2,4,5,14]));
test_selector_in_html(
"div ~ div p",
"<div></div><div><div><p>match</p></div></div>",
function(doc) { return doc.getElementsByTagName("p"); },
function(doc) { return []; }
);
test_selector_in_html(
"p[attr$=\"\"]",
"<p attr=\"foo\">This should not match</p>",
function(doc) { return []; },
function(doc) { return doc.getElementsByTagName("p"); }
);
test_selector_in_html(
"div + p[attr~=\"\"]",
"<div>Dummy</div><p attr=\"foo\">This should not match</p>",
function(doc) { return []; },
function(doc) { return doc.getElementsByTagName("p"); }
);
test_selector_in_html(
"div[attr^=\"\"]",
"<div attr=\"dummy1\">Dummy</div><div attr=\"dummy2\">Dummy</div>",
function(doc) { return []; },
function(doc) { return doc.getElementsByTagName("div"); }
);
test_selector_in_html(
"div[attr*=\"\"]",
"<div attr=\"dummy1\">Dummy</div><div attr=\"dummy2\">Dummy</div>",
function(doc) { return []; },
function(doc) { return doc.getElementsByTagName("div"); }
);
// :nth-child(), etc.
// Follow the whitespace rules as proposed in
test_balanced_unparseable(":nth-child()");
test_balanced_unparseable(":nth-of-type( )");
test_parseable(":nth-last-child( odd)");
test_parseable(":nth-last-of-type(even )");
test_parseable(":nth-child(n )");
test_parseable(":nth-of-type( 2n)");
test_parseable(":nth-last-child( -n)");
test_parseable(":nth-last-of-type(-2n )");
test_balanced_unparseable(":nth-child(- n)");
test_balanced_unparseable(":nth-of-type(-2 n)");
test_balanced_unparseable(":nth-last-of-type(2n1)");
test_balanced_unparseable(":nth-child(2n++1)");
test_balanced_unparseable(":nth-of-type(2n-+1)");
test_balanced_unparseable(":nth-last-child(2n+-1)");
test_balanced_unparseable(":nth-last-of-type(2n--1)");
test_parseable(":nth-child( 3n + 1 )");
test_parseable(":nth-child( +3n - 2 )");
test_parseable(":nth-child( -n+ 6)");
test_parseable(":nth-child( +6 )");
test_balanced_unparseable(":nth-child(3 n)");
test_balanced_unparseable(":nth-child(+ 2n)");
test_balanced_unparseable(":nth-child(+ 2)");
test_parseable(":nth-child(3)");
test_parseable(":nth-of-type(-3)");
test_parseable(":nth-last-child(+3)");
test_parseable(":nth-last-of-type(0)");
test_parseable(":nth-child(-0)");
test_parseable(":nth-of-type(3n)");
test_parseable(":nth-last-child(-3n)");
test_parseable(":nth-last-of-type(+3n)");
test_parseable(":nth-last-of-type(0n)");
test_parseable(":nth-child(-0n)");
test_parseable(":nth-of-type(n)");
test_parseable(":nth-last-child(-n)");
test_parseable(":nth-last-of-type(2n+1)");
test_parseable(":nth-child(2n-1)");
test_parseable(":nth-of-type(2n+0)");
test_parseable(":nth-last-child(2n-0)");
test_parseable(":nth-child(-0n+0)");
test_parseable(":nth-of-type(n+1)");
test_parseable(":nth-last-child(n-1)");
test_parseable(":nth-last-of-type(-n+1)");
test_parseable(":nth-child(-n-1)");
test_balanced_unparseable(":nth-child(2-n)");
test_balanced_unparseable(":nth-child(2-n-1)");
test_balanced_unparseable(":nth-child(n-2-1)");
test_parseable(":nth-child(+n)");
test_balanced_unparseable(":nth-child(+ n)");
test_parseable(":nth-child(+n+2)");
test_parseable(":nth-child(+n-2)");
test_parseable(":nth-child(+n + 2)");
test_parseable(":nth-child(+n - 2)");
test_balanced_unparseable(":nth-child(+ n+2)");
test_balanced_unparseable(":nth-child(+ n-2)");
test_balanced_unparseable(":nth-child(+ n + 2)");
test_balanced_unparseable(":nth-child(+ n - 2)");
test_parseable(":nth-child(+n-100)");
test_parseable(":nth-child(+n - 100)");
test_balanced_unparseable(":nth-child(+ n-100)");
test_balanced_unparseable(":nth-child(+-n+2)");
test_balanced_unparseable(":nth-child(+ -n+2)");
test_balanced_unparseable(":nth-child(+-n-100)");
test_balanced_unparseable(":nth-child(+ -n-100)");
test_balanced_unparseable(":nth-child(++n-100)");
test_balanced_unparseable(":nth-child(-+n-100)");
test_balanced_unparseable(":nth-child(++2n - 100)");
test_balanced_unparseable(":nth-child(+-2n - 100)");
test_balanced_unparseable(":nth-child(-+2n - 100)");
test_balanced_unparseable(":nth-child(--2n - 100)");
test_balanced_unparseable(":nth-child(+/**/+2n - 100)");
test_balanced_unparseable(":nth-child(+/**/-2n - 100)");
test_balanced_unparseable(":nth-child(-/**/+2n - 100)");
test_balanced_unparseable(":nth-child(-/**/-2n - 100)");
test_balanced_unparseable(":nth-child(+/**/+/**/2n - 100)");
test_balanced_unparseable(":nth-child(+/**/-/**/2n - 100)");
test_balanced_unparseable(":nth-child(-/**/+/**/2n - 100)");
test_balanced_unparseable(":nth-child(-/**/-/**/2n - 100)");
test_balanced_unparseable(":nth-child(++/**/2n - 100)");
test_balanced_unparseable(":nth-child(+-/**/2n - 100)");
test_balanced_unparseable(":nth-child(-+/**/2n - 100)");
test_balanced_unparseable(":nth-child(--/**/2n - 100)");
test_balanced_unparseable(":nth-child(-even)");
test_balanced_unparseable(":nth-child(-odd)");
test_balanced_unparseable(":nth-child(+even)");
test_balanced_unparseable(":nth-child(+odd)");
test_balanced_unparseable(":nth-child(+ even)");
test_balanced_unparseable(":nth-child(+ odd)");
test_balanced_unparseable(":nth-child(+-n)");
test_balanced_unparseable(":nth-child(+-n-)");
test_balanced_unparseable(":nth-child(-+n)");
test_balanced_unparseable(":nth-child(+n--)");
test_parseable(":nth-child(n+2)");
test_parseable(":nth-child(n/**/+/**/2)");
test_parseable(":nth-child(n-2)");
test_parseable(":nth-child(n/**/-/**/2)");
test_balanced_unparseable(":nth-child(n++2)");
test_balanced_unparseable(":nth-child(n+-2)");
test_balanced_unparseable(":nth-child(n-+2)");
test_balanced_unparseable(":nth-child(n--2)");
test_balanced_unparseable(":nth-child(n/**/++2)");
test_balanced_unparseable(":nth-child(n/**/+-2)");
test_balanced_unparseable(":nth-child(n/**/-+2)");
test_balanced_unparseable(":nth-child(n/**/--2)");
test_balanced_unparseable(":nth-child(n/**/+/**/+2)");
test_balanced_unparseable(":nth-child(n/**/+/**/-2)");
test_balanced_unparseable(":nth-child(n/**/-/**/+2)");
test_balanced_unparseable(":nth-child(n/**/-/**/-2)");
test_balanced_unparseable(":nth-child(n+/**/+2)");
test_balanced_unparseable(":nth-child(n+/**/-2)");
test_balanced_unparseable(":nth-child(n-/**/+2)");
test_balanced_unparseable(":nth-child(n-/**/-2)");
test_balanced_unparseable(":nth-child(n++/**/2)");
test_balanced_unparseable(":nth-child(n+-/**/2)");
test_balanced_unparseable(":nth-child(n-+/**/2)");
test_balanced_unparseable(":nth-child(n--/**/2)");
test_balanced_unparseable(":nth-child(n/**/++/**/2)");
test_balanced_unparseable(":nth-child(n/**/+-/**/2)");
test_balanced_unparseable(":nth-child(n/**/-+/**/2)");
test_balanced_unparseable(":nth-child(n/**/--/**/2)");
test_balanced_unparseable(":nth-child(n/**/+/**/+/**/2)");
test_balanced_unparseable(":nth-child(n/**/+/**/-/**/2)");
test_balanced_unparseable(":nth-child(n/**/-/**/+/**/2)");
test_balanced_unparseable(":nth-child(n/**/-/**/-/**/2)");
test_balanced_unparseable(":nth-child(n+/**/+/**/2)");
test_balanced_unparseable(":nth-child(n+/**/-/**/2)");
test_balanced_unparseable(":nth-child(n-/**/+/**/2)");
test_balanced_unparseable(":nth-child(n-/**/-/**/2)");
test_parseable(":nth-child(2n+2)");
test_parseable(":nth-child(2n/**/+/**/2)");
test_parseable(":nth-child(2n-2)");
test_parseable(":nth-child(2n/**/-/**/2)");
test_balanced_unparseable(":nth-child(2n++2)");
test_balanced_unparseable(":nth-child(2n+-2)");
test_balanced_unparseable(":nth-child(2n-+2)");
test_balanced_unparseable(":nth-child(2n--2)");
test_balanced_unparseable(":nth-child(2n/**/++2)");
test_balanced_unparseable(":nth-child(2n/**/+-2)");
test_balanced_unparseable(":nth-child(2n/**/-+2)");
test_balanced_unparseable(":nth-child(2n/**/--2)");
test_balanced_unparseable(":nth-child(2n/**/+/**/+2)");
test_balanced_unparseable(":nth-child(2n/**/+/**/-2)");
test_balanced_unparseable(":nth-child(2n/**/-/**/+2)");
test_balanced_unparseable(":nth-child(2n/**/-/**/-2)");
test_balanced_unparseable(":nth-child(2n+/**/+2)");
test_balanced_unparseable(":nth-child(2n+/**/-2)");
test_balanced_unparseable(":nth-child(2n-/**/+2)");
test_balanced_unparseable(":nth-child(2n-/**/-2)");
test_balanced_unparseable(":nth-child(2n++/**/2)");
test_balanced_unparseable(":nth-child(2n+-/**/2)");
test_balanced_unparseable(":nth-child(2n-+/**/2)");
test_balanced_unparseable(":nth-child(2n--/**/2)");
test_balanced_unparseable(":nth-child(2n/**/++/**/2)");
test_balanced_unparseable(":nth-child(2n/**/+-/**/2)");
test_balanced_unparseable(":nth-child(2n/**/-+/**/2)");
test_balanced_unparseable(":nth-child(2n/**/--/**/2)");
test_balanced_unparseable(":nth-child(2n/**/+/**/+/**/2)");
test_balanced_unparseable(":nth-child(2n/**/+/**/-/**/2)");
test_balanced_unparseable(":nth-child(2n/**/-/**/+/**/2)");
test_balanced_unparseable(":nth-child(2n/**/-/**/-/**/2)");
test_balanced_unparseable(":nth-child(2n+/**/+/**/2)");
test_balanced_unparseable(":nth-child(2n+/**/-/**/2)");
test_balanced_unparseable(":nth-child(2n-/**/+/**/2)");
test_balanced_unparseable(":nth-child(2n-/**/-/**/2)");
test_parseable(":nth-child(+/**/n+2)");
test_parseable(":nth-child(+n/**/+2)");
test_parseable(":nth-child(+n/**/+2)");
test_parseable(":nth-child(+n+/**/2)");
test_parseable(":nth-child(+n+2/**/)");
test_balanced_unparseable(":nth-child(+1/**/n+2)");
test_parseable(":nth-child(+1n/**/+2)");
test_parseable(":nth-child(+1n/**/+2)");
test_parseable(":nth-child(+1n+/**/2)");
test_parseable(":nth-child(+1n+2/**/)");
test_balanced_unparseable(":nth-child(-/**/n+2)");
test_parseable(":nth-child(-n/**/+2)");
test_parseable(":nth-child(-n/**/+2)");
test_parseable(":nth-child(-n+/**/2)");
test_parseable(":nth-child(-n+2/**/)");
test_balanced_unparseable(":nth-child(-1/**/n+2)");
test_parseable(":nth-child(-1n/**/+2)");
test_parseable(":nth-child(-1n/**/+2)");
test_parseable(":nth-child(-1n+/**/2)");
test_parseable(":nth-child(-1n+2/**/)");
test_balanced_unparseable(":nth-child(-/**/ n+2)");
test_balanced_unparseable(":nth-child(- /**/n+2)");
test_balanced_unparseable(":nth-child(+/**/ n+2)");
test_balanced_unparseable(":nth-child(+ /**/n+2)");
test_parseable(":nth-child(+/**/n-2)");
test_parseable(":nth-child(+n/**/-2)");
test_parseable(":nth-child(+n/**/-2)");
test_parseable(":nth-child(+n-/**/2)");
test_parseable(":nth-child(+n-2/**/)");
test_balanced_unparseable(":nth-child(+1/**/n-2)");
test_parseable(":nth-child(+1n/**/-2)");
test_parseable(":nth-child(+1n/**/-2)");
test_parseable(":nth-child(+1n-/**/2)");
test_parseable(":nth-child(+1n-2/**/)");
test_balanced_unparseable(":nth-child(-/**/n-2)");
test_parseable(":nth-child(-n/**/-2)");
test_parseable(":nth-child(-n/**/-2)");
test_parseable(":nth-child(-n-/**/2)");
test_parseable(":nth-child(-n-2/**/)");
test_balanced_unparseable(":nth-child(-1/**/n-2)");
test_parseable(":nth-child(-1n/**/-2)");
test_parseable(":nth-child(-1n/**/-2)");
test_parseable(":nth-child(-1n-/**/2)");
test_parseable(":nth-child(-1n-2/**/)");
test_balanced_unparseable(":nth-child(-/**/ n-2)");
test_balanced_unparseable(":nth-child(- /**/n-2)");
test_balanced_unparseable(":nth-child(+/**/ n-2)");
test_balanced_unparseable(":nth-child(+ /**/n-2)");
test_parseable(":nth-child(+/**/N-2)");
test_parseable(":nth-child(+N/**/-2)");
test_parseable(":nth-child(+N/**/-2)");
test_parseable(":nth-child(+N-/**/2)");
test_parseable(":nth-child(+N-2/**/)");
test_balanced_unparseable(":nth-child(+1/**/N-2)");
test_parseable(":nth-child(+1N/**/-2)");
test_parseable(":nth-child(+1N/**/-2)");
test_parseable(":nth-child(+1N-/**/2)");
test_parseable(":nth-child(+1N-2/**/)");
test_balanced_unparseable(":nth-child(-/**/N-2)");
test_parseable(":nth-child(-N/**/-2)");
test_parseable(":nth-child(-N/**/-2)");
test_parseable(":nth-child(-N-/**/2)");
test_parseable(":nth-child(-N-2/**/)");
test_balanced_unparseable(":nth-child(-1/**/N-2)");
test_parseable(":nth-child(-1N/**/-2)");
test_parseable(":nth-child(-1N/**/-2)");
test_parseable(":nth-child(-1N-/**/2)");
test_parseable(":nth-child(-1N-2/**/)");
test_balanced_unparseable(":nth-child(-/**/ N-2)");
test_balanced_unparseable(":nth-child(- /**/N-2)");
test_balanced_unparseable(":nth-child(+/**/ N-2)");
test_balanced_unparseable(":nth-child(+ /**/N-2)");
test_parseable(":nth-child( +n + 1 )");
test_parseable(":nth-child( +/**/n + 1 )");
test_balanced_unparseable(":nth-child( -/**/2/**/n/**/+/**/4 )");
test_parseable(":nth-child( -2n/**/ + /**/4 )");
test_parseable(":nth-child( -2n/**/+/**/4 )");
test_parseable(":nth-child( -2n /**/+/**/4 )");
test_balanced_unparseable(":nth-child( -/**/n /**/+ /**/ 4 )");
test_parseable(":nth-child( +/**/n /**/+ /**/ 4 )");
test_balanced_unparseable(":nth-child(+1/**/n-1)");
test_balanced_unparseable(":nth-child(1/**/n-1)");
test_balanced_unparseable(":nth-child(+2n-)");
test_balanced_unparseable(":nth-child(+n-)");
test_balanced_unparseable(":nth-child(-2n-)");
test_balanced_unparseable(":nth-child(-n-)");
test_balanced_unparseable(":nth-child(2n-)");
test_balanced_unparseable(":nth-child(n-)");
test_balanced_unparseable(":nth-child(+2n+)");
test_balanced_unparseable(":nth-child(+n+)");
test_balanced_unparseable(":nth-child(-2n+)");
test_balanced_unparseable(":nth-child(-n+)");
test_balanced_unparseable(":nth-child(2n+)");
test_balanced_unparseable(":nth-child(n+)");
// exercise the an+b matching logic particularly hard for
// :nth-child() (since we know we use the same code for all 4)
var seven_ps = "<p></p><p></p><p></p><p></p><p></p><p></p><p></p>";
function pset(indices) { // takes an array of 1-based indices
return function pset_filter(doc) {
var a = doc.getElementsByTagName("p");
var result = [];
for (var i in indices)
result.push(a[indices[i] - 1]);
return result;
}
}
test_selector_in_html(":nth-child(0)", seven_ps,
pset([]), pset([1, 2, 3, 4, 5, 6, 7]));
test_selector_in_html(":nth-child(-3)", seven_ps,
pset([]), pset([1, 2, 3, 4, 5, 6, 7]));
test_selector_in_html(":nth-child(3)", seven_ps,
pset([3]), pset([1, 2, 4, 5, 6, 7]));
test_selector_in_html(":nth-child(0n+3)", seven_ps,
pset([3]), pset([1, 2, 4, 5, 6, 7]));
test_selector_in_html(":nth-child(-0n+3)", seven_ps,
pset([3]), pset([1, 2, 4, 5, 6, 7]));
test_selector_in_html(":nth-child(8)", seven_ps,
pset([]), pset([1, 2, 3, 4, 5, 6, 7]));
test_selector_in_html(":nth-child(odd)", seven_ps,
pset([1, 3, 5, 7]), pset([2, 4, 6]));
test_selector_in_html(":nth-child(even)", seven_ps,
pset([2, 4, 6]), pset([1, 3, 5, 7]));
test_selector_in_html(":nth-child(2n-1)", seven_ps,
pset([1, 3, 5, 7]), pset([2, 4, 6]));
test_selector_in_html(":nth-child( 2n - 1 )", seven_ps,
pset([1, 3, 5, 7]), pset([2, 4, 6]));
test_selector_in_html(":nth-child(2n+1)", seven_ps,
pset([1, 3, 5, 7]), pset([2, 4, 6]));
test_selector_in_html(":nth-child( 2n + 1 )", seven_ps,
pset([1, 3, 5, 7]), pset([2, 4, 6]));
test_selector_in_html(":nth-child(2n+0)", seven_ps,
pset([2, 4, 6]), pset([1, 3, 5, 7]));
test_selector_in_html(":nth-child(2n-0)", seven_ps,
pset([2, 4, 6]), pset([1, 3, 5, 7]));
test_selector_in_html(":nth-child(-n+3)", seven_ps,
pset([1, 2, 3]), pset([4, 5, 6, 7]));
test_selector_in_html(":nth-child(-n-3)", seven_ps,
pset([]), pset([1, 2, 3, 4, 5, 6, 7]));
test_selector_in_html(":nth-child(n)", seven_ps,
pset([1, 2, 3, 4, 5, 6, 7]), pset([]));
test_selector_in_html(":nth-child(n-3)", seven_ps,
pset([1, 2, 3, 4, 5, 6, 7]), pset([]));
test_selector_in_html(":nth-child(n+3)", seven_ps,
pset([3, 4, 5, 6, 7]), pset([1, 2]));
test_selector_in_html(":nth-child(2n+3)", seven_ps,
pset([3, 5, 7]), pset([1, 2, 4, 6]));
test_selector_in_html(":nth-child(2n)", seven_ps,
pset([2, 4, 6]), pset([1, 3, 5, 7]));
test_selector_in_html(":nth-child(2n-3)", seven_ps,
pset([1, 3, 5, 7]), pset([2, 4, 6]));
test_selector_in_html(":nth-child(-1n+3)", seven_ps,
pset([1, 2, 3]), pset([4, 5, 6, 7]));
test_selector_in_html(":nth-child(-2n+3)", seven_ps,
pset([1, 3]), pset([2, 4, 5, 6, 7]));
// And a few spot-checks for the other :nth-* selectors
test_selector_in_html(":nth-child(4n+1)", seven_ps,
pset([1, 5]), pset([2, 3, 4, 6, 7]));
test_selector_in_html(":nth-last-child(4n+1)", seven_ps,
pset([3, 7]), pset([1, 2, 4, 5, 6]));
test_selector_in_html(":nth-of-type(4n+1)", seven_ps,
pset([1, 5]), pset([2, 3, 4, 6, 7]));
test_selector_in_html(":nth-last-of-type(4n+1)", seven_ps,
pset([3, 7]), pset([1, 2, 4, 5, 6]));
test_selector_in_html(":nth-child(6)", seven_ps,
pset([6]), pset([1, 2, 3, 4, 5, 7]));
test_selector_in_html(":nth-last-child(6)", seven_ps,
pset([2]), pset([1, 3, 4, 5, 6, 7]));
test_selector_in_html(":nth-of-type(6)", seven_ps,
pset([6]), pset([1, 2, 3, 4, 5, 7]));
test_selector_in_html(":nth-last-of-type(6)", seven_ps,
pset([2]), pset([1, 3, 4, 5, 6, 7]));
// Test [first|last|only]-[child|node|of-type]
var interesting_doc = "<!----> <div id='p1'> <!---->x<p id='s1'></p> <!----><p id='s2'></p> <!----></div> <!----><p id='p2'> <!----><span id='s3'></span> <!----><span id='s4'></span> <!---->x</p> <!----><div id='p3'> <!----><p id='s5'></p> <!----></div> <!---->";
function idset(ids) { // takes an array of ids
return function idset_filter(doc) {
var result = [];
for (var id of ids)
result.push(doc.getElementById(id));
return result;
}
}
function classset(classes) { // takes an array of classes
return function classset_filter(doc) {
var i, j, els;
var result = [];
for (i = 0; i < classes.length; i++) {
els = doc.getElementsByClassName(classes[i]);
for (j = 0; j < els.length; j++) {
result.push(els[j]);
}
}
return result;
}
}
function emptyset(doc) { return []; }
test_parseable(":first-child");
test_parseable(":last-child");
test_parseable(":only-child");
test_parseable(":-moz-first-node");
test_parseable(":-moz-last-node");
test_parseable(":first-of-type");
test_parseable(":last-of-type");
test_parseable(":only-of-type");
test_selector_in_html(":first-child", seven_ps,
pset([1]), pset([2, 3, 4, 5, 6, 7]));
test_selector_in_html(":first-child", interesting_doc,
idset(["p1", "s1", "s3", "s5"]),
idset(["s2", "p2", "s4", "p3"]));
test_selector_in_html(":-moz-first-node", interesting_doc,
idset(["p1", "s3", "s5"]),
idset(["s1", "s2", "p2", "s4", "p3"]));
test_selector_in_html(":last-child", seven_ps,
pset([7]), pset([1, 2, 3, 4, 5, 6]));
test_selector_in_html(":last-child", interesting_doc,
idset(["s2", "s4", "p3", "s5"]),
idset(["p1", "s1", "p2", "s3"]));
test_selector_in_html(":-moz-last-node", interesting_doc,
idset(["s2", "p3", "s5"]),
idset(["p1", "s1", "p2", "s3", "s4"]));
test_selector_in_html(":only-child", seven_ps,
pset([]), pset([1, 2, 3, 4, 5, 6, 7]));
test_selector_in_html(":only-child", interesting_doc,
idset(["s5"]),
idset(["p1", "s1", "s2", "p2", "s3", "s4", "p3"]));
test_selector_in_html(":first-of-type", seven_ps,
pset([1]), pset([2, 3, 4, 5, 6, 7]));
test_selector_in_html(":first-of-type", interesting_doc,
idset(["p1", "s1", "p2", "s3", "s5"]),
idset(["s2", "s4", "p3"]));
test_selector_in_html(":last-of-type", seven_ps,
pset([7]), pset([1, 2, 3, 4, 5, 6]));
test_selector_in_html(":last-of-type", interesting_doc,
idset(["s2", "p2", "s4", "p3", "s5"]),
idset(["p1", "s1", "s3"]));
test_selector_in_html(":only-of-type", seven_ps,
pset([]), pset([1, 2, 3, 4, 5, 6, 7]));
test_selector_in_html(":only-of-type", interesting_doc,
idset(["p2", "s5"]),
idset(["p1", "s1", "s2", "s3", "s4", "p3"]));
// And a bunch of tests for the of-type aspect of :nth-of-type() and
// :nth-last-of-type(). Note that the last div here contains two
// children.
var mixed_elements="<p></p><p></p><div></div><p></p><div><p></p><address></address></div><address></address>";
function pdaset(ps, divs, addresses) { // takes an array of 1-based indices
var l = { p: ps, div: divs, address: addresses };
return function pdaset_filter(doc) {
var result = [];
for (var tag in l) {
var a = doc.getElementsByTagName(tag);
var indices = l[tag];
for (var i in indices)
result.push(a[indices[i] - 1]);
}
return result;
}
}
test_selector_in_html(":nth-of-type(odd)", mixed_elements,
pdaset([1, 3, 4], [1], [1, 2]),
pdaset([2], [2], []));
test_selector_in_html(":nth-of-type(2n-0)", mixed_elements,
pdaset([2], [2], []),
pdaset([1, 3, 4], [1], [1, 2]));
test_selector_in_html(":nth-last-of-type(even)", mixed_elements,
pdaset([2], [1], []),
pdaset([1, 3, 4], [2], [1, 2]));
// Test greediness of descendant combinators.
var four_children="<div id='a'><div id='b'><div id='c'><div id='d'><\/div><\/div><\/div><\/div>";
test_selector_in_html("#a > div div", four_children,
idset(["c", "d"]), idset(["a", "b"]));
test_selector_in_html("#a > #b div", four_children,
idset(["c", "d"]), idset(["a", "b"]));
test_selector_in_html("#a div > div", four_children,
idset(["c", "d"]), idset(["a", "b"]));
test_selector_in_html("#a #b > div", four_children,
idset(["c"]), idset(["a", "b", "d"]));
test_selector_in_html("#a > #b div", four_children,
idset(["c", "d"]), idset(["a", "b"]));
test_selector_in_html("#a #c > div", four_children,
idset(["d"]), idset(["a", "b", "c"]));
test_selector_in_html("#a > #c div", four_children,
idset([]), idset(["a", "b", "c", "d"]));
test_selector_in_html(".a > .b ~ .match", '<div class="a"><div class="b"></div><div class="match"></div></div>',
classset(["match"]), classset(["a", "b"]));
test_selector_in_html(".a > .b ~ .match", '<div class="a"><div class="b"></div><div class="x"></div><div class="match"></div></div>',
classset(["match"]), classset(["a", "b", "x"]));
test_selector_in_html(".a > .b ~ .match", '<div class="a"><div class="b"><p>filler filler <i>filler</i> filler</p></div><div class="match"></div></div>',
classset(["match"]), classset(["a", "b", "x"]));
test_selector_in_html(".a > .b ~ .match", '<div class="a"><div class="x"><p>filler filler <i>filler</i> filler</p></div><div></div><div class="b"></div><div></div><div class="x"><p>filler filler <i>filler</i> filler</p></div><div class="match"></div></div>',
classset(["match"]), classset(["a", "b", "x"]));
test_selector_in_html(".a > .b ~ .match", '<div class="a"><div class="b"></div><div class="match"></div><div class="match"></div></div>',
classset(["match"]), classset(["a", "b"]));
test_selector_in_html(".a > .b ~ .nomatch", '<div class="a"><div><div class="b"></div><div class="nomatch"></div></div></div>',
emptyset, classset(["a", "b", "nomatch"]));
test_selector_in_html(".a > .b ~ .nomatch", '<div class="a"><div><div class="b"></div><div class="nomatch"></div></div><div class="nomatch"></div></div>',
emptyset, classset(["a", "b", "nomatch"]));
test_selector_in_html(".a > .b ~ .nomatch", '<div class="a"><div class="b"></div><div><div class="nomatch"></div></div><div></div></div>',
emptyset, classset(["a", "b", "nomatch"]));
test_selector_in_html(".a > .b ~ .nomatch", '<div class="a"><div class="b"></div></div><div class="nomatch"></div>',
emptyset, classset(["a", "b", "nomatch"]));
// Test serialization of pseudo-elements.
should_serialize_to("p::first-letter", "p::first-letter");
should_serialize_to("p:first-letter", "p::first-letter");
should_serialize_to("div>p:first-letter", "div > p::first-letter");
should_serialize_to("span +div:first-line", "span + div::first-line");
should_serialize_to("input::placeholder", "input::placeholder");
should_serialize_to("input:placeholder-shown", "input:placeholder-shown");
// Test serialization of ::-moz-placeholder.
should_serialize_to("input::-moz-placeholder", "input::placeholder");
should_serialize_to(':lang("foo\\"bar")', ':lang(foo\\"bar)');
// Test default namespaces, including inside :not().
var xul_default_ns = "@namespace url(http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul);";
var single_a = "<a id='a' href='data:text/plain,this_better_be_unvisited'></a>";
var set_single = idset(['a']);
var empty_set = idset([]);
test_selector_in_html("a", single_a, set_single, empty_set,
html_default_ns);
test_selector_in_html("a", single_a, empty_set, set_single,
xul_default_ns);
test_selector_in_html("*|a", single_a, set_single, empty_set,
xul_default_ns);
test_selector_in_html("html|a", single_a, set_single, empty_set,
xul_default_ns + html_ns);
// Type selectors inside :not() bring in default namespaces, but
// non-type selectors don't.
test_selector_in_html("*|a:not(*)", single_a, set_single, empty_set,
xul_default_ns);
test_selector_in_html("*|a:not(a)", single_a, set_single, empty_set,
xul_default_ns);
test_selector_in_html("*|a:not(*|*)", single_a, empty_set, set_single,
xul_default_ns);
test_selector_in_html("*|a:not(*|a)", single_a, empty_set, set_single,
xul_default_ns);
test_selector_in_html("*|a:not(:link)", single_a + "<a id='b'></a>",
idset(["b"]), set_single,
xul_default_ns);
test_selector_in_html("*|a:not(:visited)", single_a + "<a id='b'></a>",
idset(["a", "b"]), empty_set,
xul_default_ns);
test_selector_in_html("*|a:not(html|*)", single_a, empty_set, set_single,
xul_default_ns + html_ns);
test_selector_in_html("*|a:not(html|a)", single_a, empty_set, set_single,
xul_default_ns + html_ns);
test_selector_in_html("*|a:not(|*)", single_a, set_single, empty_set,
xul_default_ns + html_ns);
test_selector_in_html("*|a:not(|a)", single_a, set_single, empty_set,
xul_default_ns + html_ns);
test_selector_in_html("html|a:not(|*)", single_a, set_single, empty_set,
xul_default_ns + html_ns);
test_selector_in_html("html|a:not(|a)", single_a, set_single, empty_set,
xul_default_ns + html_ns);
test_selector_in_html("html|a:not(*|*)", single_a, empty_set, set_single,
xul_default_ns + html_ns);
test_selector_in_html("html|a:not(*|a)", single_a, empty_set, set_single,
xul_default_ns + html_ns);
// Test -moz-locale-dir
test_balanced_unparseable(":-moz-locale-dir(ltr)");
test_balanced_unparseable(":-moz-locale-dir(rtl)");
test_balanced_unparseable(":-moz-locale-dir(rTl)");
test_balanced_unparseable(":-moz-locale-dir(LTR)");
test_balanced_unparseable(":-moz-locale-dir(other)");
test_balanced_unparseable(":-moz-locale-dir()");
test_balanced_unparseable(":-moz-locale-dir(())");
test_balanced_unparseable(":-moz-locale-dir(3())");
test_balanced_unparseable(":-moz-locale-dir(f{})");
test_balanced_unparseable(":-moz-locale-dir('ltr')");
test_balanced_unparseable(":-moz-locale-dir(ltr, other)");
test_balanced_unparseable(":-moz-locale-dir(ltr other)");
test_balanced_unparseable(":-moz-locale-dir");
// Test :dir()
test_parseable(":dir(ltr)");
test_parseable(":dir(rtl)");
test_parseable(":dir(rTl)");
test_parseable(":dir(LTR)");
test_parseable(":dir(other)");
if (document.body.matches(":dir(ltr)")) {
test_selector_in_html("a:dir(LTr)", single_a,
set_single, empty_set);
test_selector_in_html("a:dir(ltR)", single_a,
set_single, empty_set);
test_selector_in_html("a:dir(LTR)", single_a,
set_single, empty_set);
test_selector_in_html("a:dir(RTl)", single_a,
empty_set, set_single);
} else {
test_selector_in_html("a:dir(RTl)", single_a,
set_single, empty_set);
test_selector_in_html("a:dir(rtL)", single_a,
set_single, empty_set);
test_selector_in_html("a:dir(RTL)", single_a,
set_single, empty_set);
test_selector_in_html("a:dir(LTr)", single_a,
empty_set, set_single);
}
test_selector_in_html("a:dir(other)", single_a,
empty_set, set_single);
test_balanced_unparseable(":dir()");
test_balanced_unparseable(":dir(())");
test_balanced_unparseable(":dir(3())");
test_balanced_unparseable(":dir(f{})");
test_balanced_unparseable(":dir('ltr')");
test_balanced_unparseable(":dir(ltr, other)");
test_balanced_unparseable(":dir(ltr other)");
test_balanced_unparseable(":dir");
// Test chrome-only -moz-lwtheme
test_balanced_unparseable(":-moz-broken");
test_balanced_unparseable(":-moz-tree-row(selected)");
test_balanced_unparseable("::-moz-tree-row(selected)");
test_balanced_unparseable("::-MoZ-trEE-RoW(sElEcTeD)");
test_balanced_unparseable(":-moz-tree-row(selected focus)");
test_balanced_unparseable(":-moz-tree-row(selected , focus)");
test_balanced_unparseable("::-moz-tree-row(selected ,focus)");
test_balanced_unparseable(":-moz-tree-row(selected, focus)");
test_balanced_unparseable("::-moz-tree-row(selected,focus)");
test_balanced_unparseable(":-moz-tree-row(selected focus)");
test_balanced_unparseable("::-moz-tree-row(selected , focus)");
test_balanced_unparseable("::-moz-tree-twisty( hover open )");
test_balanced_unparseable("::-moz-tree-row(selected {[]} )");
test_balanced_unparseable(":-moz-tree-twisty(open())");
test_balanced_unparseable("::-moz-tree-twisty(hover ())");
test_parseable(":-moz-window-inactive");
test_parseable("div p:-moz-window-inactive:hover span");
// Chrome-only
test_unbalanced_unparseable(":-moz-browser-frame");
// Plugin pseudoclasses are chrome-only:
test_unbalanced_unparseable(":-moz-type-unsupported");
test_unbalanced_unparseable(":-moz-type-unsupported-platform");
test_unbalanced_unparseable(":-moz-handler-clicktoplay");
test_unbalanced_unparseable(":-moz-handler-vulnerable-updatable");
test_unbalanced_unparseable(":-moz-handler-vulnerable-no-update");
test_unbalanced_unparseable(":-moz-handler-disabled");
test_unbalanced_unparseable(":-moz-handler-blocked");
test_unbalanced_unparseable(":-moz-handler-crashed");
// We're not in a UA sheet, so this should be invalid.
test_balanced_unparseable(":-moz-inert");
test_balanced_unparseable(":-moz-native-anonymous");
test_balanced_unparseable(":-moz-table-border-nonzero");
// Case sensitivity of tag selectors
function setup_cased_spans(body) {
var data = [
{ tag: "span" },
{ tag: "sPaN" },
{ tag: "Span" },
{ tag: "SPAN" },
]
for (var i in data) {
var ent = data[i];
var elem;
if ("ns" in ent) {
elem = body.ownerDocument.createElementNS(ent.ns, ent.tag);
} else {
elem = body.ownerDocument.createElement(ent.tag);
}
body.appendChild(elem);
}
}
function bodychildset(indices) {
return function bodychildset_filter(doc) {
var body = doc.body;
var result = [];
for (var i in indices) {
result.push(body.childNodes[indices[i]]);
}
return result;
}
}
test_selector_in_html("span", setup_cased_spans,
bodychildset([0, 1, 2, 3, 4, 8]),
bodychildset([5, 6, 7, 9, 10, 11]));
test_selector_in_html("sPaN", setup_cased_spans,
bodychildset([0, 1, 2, 3, 4, 9]),
bodychildset([5, 6, 7, 8, 10, 11]));
test_selector_in_html("Span", setup_cased_spans,
bodychildset([0, 1, 2, 3, 4, 10]),
bodychildset([5, 6, 7, 8, 9, 11]));
test_selector_in_html("SPAN", setup_cased_spans,
bodychildset([0, 1, 2, 3, 4, 11]),
bodychildset([5, 6, 7, 8, 9, 10]));
test_unbalanced_unparseable(":-moz-tree-column((){} a");
test_unbalanced_unparseable(":-moz-tree-column(x(){} a");
test_unbalanced_unparseable(":-moz-tree-column(a b (){} a");
test_unbalanced_unparseable(":-moz-tree-column(a, b (){} a");
test_selector_in_html("\\32|a", single_a, set_single, empty_set,
test_selector_in_html("-\\32|a", single_a, set_single, empty_set,
test_selector_in_html("\\2|a", single_a, set_single, empty_set,
test_selector_in_html("-\\2|a", single_a, set_single, empty_set,
var spans = "<span class='2'></span><span class=''></span>" +
"<span id='2'></span><span id=''></span>"
test_selector_in_html(".\\32", spans,
bodychildset([0]), bodychildset([1, 2, 3]));
test_selector_in_html("[class=\\32]", spans,
bodychildset([0]), bodychildset([1, 2, 3]));
test_selector_in_html(".\\2", spans,
bodychildset([1]), bodychildset([0, 2, 3]));
test_selector_in_html("[class=\\2]", spans,
bodychildset([1]), bodychildset([0, 2, 3]));
test_selector_in_html("#\\32", spans,
bodychildset([2]), bodychildset([0, 1, 3]));
test_selector_in_html("[id=\\32]", spans,
bodychildset([2]), bodychildset([0, 1, 3]));
test_selector_in_html("#\\2", spans,
bodychildset([3]), bodychildset([0, 1, 2]));
test_selector_in_html("[id=\\2]", spans,
bodychildset([3]), bodychildset([0, 1, 2]));
test_balanced_unparseable("#2");
test_balanced_unparseable(":not()");
test_balanced_unparseable(":not( )");
test_balanced_unparseable(":not( \t\n )");
test_balanced_unparseable(":not(/*comment*/)");
test_balanced_unparseable(":not( /*comment*/ /* comment */ )");
test_balanced_unparseable("p :not()");
test_balanced_unparseable("p :not( )");
test_balanced_unparseable("p :not( \t\n )");
test_balanced_unparseable("p :not(/*comment*/)");
test_balanced_unparseable("p :not( /*comment*/ /* comment */ )");
test_balanced_unparseable("p:not()");
test_balanced_unparseable("p:not( )");
test_balanced_unparseable("p:not( \t\n )");
test_balanced_unparseable("p:not(/*comment*/)");
test_balanced_unparseable("p:not( /*comment*/ /* comment */ )");
test_balanced_unparseable(":not(:nth-child(2k))");
test_balanced_unparseable(":not(:nth-child(()))");
should_serialize_to(":not([disabled][selected])", ":not([disabled][selected])");
should_serialize_to(":not([disabled],[selected])", ":not([disabled], [selected])");
// :-moz-any()
test_parseable(":-moz-any()");
test_parseable(":-moz-any('foo')");
test_parseable(":-moz-any(div p)");
test_parseable(":-moz-any(div ~ p)");
test_parseable(":-moz-any(div~p)");
test_parseable(":-moz-any(div + p)");
test_parseable(":-moz-any(div+p)");
test_parseable(":-moz-any(div > p)");
test_parseable(":-moz-any(div>p)");
test_parseable(":-moz-any(div, p)");
test_parseable(":-moz-any( div , p )");
test_parseable(":-moz-any(div,p)");
test_parseable(":-moz-any(div)");
test_parseable(":-moz-any(div,p,:link,span:focus)");
test_parseable(":-moz-any(:active,:focus)");
test_parseable(":-moz-any(:active,:link:focus)");
test_parseable(":-moz-any(div,:nonexistentpseudo)");
var any_elts = "<input type='text'><a href='http://www.example.com/'></a><div></div><a name='foo'>";
test_selector_in_html(":-moz-any(a,input)", any_elts,
bodychildset([0, 1, 3]), bodychildset([2]));
test_selector_in_html(":-moz-any(:link,:not(a))", any_elts,
bodychildset([0, 1, 2]), bodychildset([3]));
test_selector_in_html(":-moz-any([href],input[type],input[name])", any_elts,
bodychildset([0, 1]), bodychildset([2, 3]));
test_selector_in_html(":-moz-any(div,a):-moz-any([type],[href],[name])",
any_elts,
bodychildset([1, 3]), bodychildset([0, 2]));
// Test that we don't tokenize an empty HASH.
test_balanced_unparseable("#");
test_balanced_unparseable("# ");
test_balanced_unparseable("#, p");
test_balanced_unparseable("# , p");
test_balanced_unparseable("p #");
test_balanced_unparseable("p # ");
test_balanced_unparseable("p #, p");
test_balanced_unparseable("p # , p");
// Test that a backslash alone at EOF outside of a string is treated
// as U+FFFD.
test_parseable_via_api("#a\\");
test_parseable_via_api("#\\");
test_parseable_via_api("\\");
// Test that newline escapes are only supported in strings.
test_balanced_unparseable("di\\\nv");
test_balanced_unparseable("div \\\n p");
test_balanced_unparseable("div\\\n p");
test_balanced_unparseable("div \\\np");
test_balanced_unparseable("div\\\np");
// Test that :-moz-placeholder is parsable.
test_parseable(":-moz-placeholder");
// Test that things other than user-action pseudo-classes are
// rejected after pseudo-elements. Some of these tests rely on
// using a pseudo-element that supports a user-action pseudo-class
// after it, so we need to use the prefixed ::-moz-color-swatch,
// which is one of the ones with
// CSS_PSEUDO_ELEMENT_SUPPORTS_USER_ACTION_STATE (none of which are
// unprefixed).
test_parseable("::-moz-color-swatch:hover");
test_parseable("::-moz-color-swatch:is(:hover)");
test_parseable("::-moz-color-swatch:not(:hover)");
test_parseable("::-moz-color-swatch:where(:hover)");
test_balanced_unparseable("::-moz-color-swatch:not(.foo)");
test_balanced_unparseable("::-moz-color-swatch:first-child");
test_balanced_unparseable("::-moz-color-swatch:host");
test_balanced_unparseable("::-moz-color-swatch:host(div)");
test_balanced_unparseable("::-moz-color-swatch:nth-child(1)");
test_balanced_unparseable("::-moz-color-swatch:hover#foo");
test_balanced_unparseable(".foo::after:not(.bar) ~ h3");
for (let selector of [
"::-moz-color-swatch:where(.foo)",
"::-moz-color-swatch:is(.foo)",
"::-moz-color-swatch:where(p, :hover)",
"::-moz-color-swatch:is(p, :hover)",
]) {
test_parseable(selector);
should_serialize_to(selector, selector);
ok(!CSS.supports(`selector(${selector})`), "supports should report false for forging selector parse failure");
}
run_deferred_tests();
}
var deferred_tests = [];
function defer_clonedoc_tests(docurl, onloadfunc)
{
deferred_tests.push( { docurl: docurl, onloadfunc: onloadfunc } );
}
function run_deferred_tests()
{
if (deferred_tests.length == 0) {
SimpleTest.finish();
return;
}
cloneiframe.onload = deferred_tests_onload;
cloneiframe.src = deferred_tests[0].docurl;
}
function deferred_tests_onload(event)
{
if (event.target != cloneiframe)
return;
deferred_tests[0].onloadfunc();
deferred_tests.shift();
run_deferred_tests();
}
</script>
</pre>
</body>
</html>