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Add tests for DOMStringList #4534

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Jan 13, 2017
Merged

Add tests for DOMStringList #4534

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0b81d60
Add tests for DOMStringList
inexorabletash Jan 12, 2017
ccd8fd7
Add DOMStringList instance to window idlharness test; add [Exposed=..…
inexorabletash Jan 12, 2017
e43b95c
Use idlharness correctly
zcorpan Jan 13, 2017
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32 changes: 32 additions & 0 deletions html/infrastructure/common-dom-interfaces/collections/domstringlist-interface.html
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<!doctype html>
<meta charset=utf-8>
<title>DOMStringList IDL tests</title>
<script src=/resources/testharness.js></script>
<script src=/resources/testharnessreport.js></script>
<script src=/resources/WebIDLParser.js></script>
<script src=/resources/idlharness.js></script>

<h1>DOMStringList IDL tests</h1>
<div id=log></div>

<script>
"use strict";
async_test(function(t) {
var request = new XMLHttpRequest();
request.open("GET", "domstringlist.idl");
request.send();
request.onload = t.step_func(function() {
var idlArray = new IdlArray();
var idls = request.responseText;

idlArray.add_idls(idls);

idlArray.add_objects({
DOMStringList: ['location.ancestorOrigins'],
});

idlArray.test();
t.done();
});
});
</script>
24 changes: 24 additions & 0 deletions html/infrastructure/common-dom-interfaces/collections/domstringlist-interface.worker.js
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"use strict";

importScripts("/resources/testharness.js");
importScripts("/resources/WebIDLParser.js", "/resources/idlharness.js");

async_test(function(t) {
var request = new XMLHttpRequest();
request.open("GET", "domstringlist.idl");
request.send();
request.onload = t.step_func(function() {
var idlArray = new IdlArray();
var idls = request.responseText;

idlArray.add_idls(idls);

idlArray.add_objects({
DOMStringList: [],
});
idlArray.test();
t.done();
});
});

done();
61 changes: 61 additions & 0 deletions html/infrastructure/common-dom-interfaces/collections/domstringlist.html
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<!doctype html>
<title>DOMStringList</title>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script>

// Returns a promise that resolves to a DOMStringList with
// the requested entries. Relies on Indexed DB.
function createDOMStringList(entries) {
return new Promise((resolve, reject) => {
const dbname = String(self.location + Math.random());
const request = indexedDB.open(dbname);
request.onerror = () => reject(request.error);
request.onupgradeneeded = () => {
const db = request.result;
entries.forEach(entry => db.createObjectStore(entry));
const dsl = db.objectStoreNames;
resolve(dsl);
request.transaction.abort();
}
});
}

function dsl_test(entries, func, description) {
promise_test(t => createDOMStringList(entries).then(dsl => func(t, dsl)),
description);
}

dsl_test(['a', 'b', 'c'], (t, dsl) => {
assert_equals(dsl.length, 3, 'length attribute');
}, 'DOMStringList: length attribute');

dsl_test(['a', 'b', 'c'], (t, dsl) => {
assert_equals(dsl.item(0), 'a', 'item method');
assert_equals(dsl.item(1), 'b', 'item method');
assert_equals(dsl.item(2), 'c', 'item method');
assert_equals(dsl.item(3), null, 'item method out of range');
assert_equals(dsl.item(-1), null, 'item method out of range');
assert_throws(TypeError(), () => dsl.item(),
'item method should throw if called without enough args');
}, 'DOMStringList: item() method');

dsl_test(['a', 'b', 'c'], (t, dsl) => {
assert_equals(dsl[0], 'a', 'indexed getter');
assert_equals(dsl[1], 'b', 'indexed getter');
assert_equals(dsl[2], 'c', 'indexed getter');
assert_equals(dsl[3], undefined, 'indexed getter out of range');
assert_equals(dsl[-1], undefined, 'indexed getter out of range');
}, 'DOMStringList: indexed getter');

dsl_test(['a', 'b', 'c'], (t, dsl) => {
assert_true(dsl.contains('a'), 'contains method matched');
assert_true(dsl.contains('b'), 'contains method matched');
assert_true(dsl.contains('c'), 'contains method matched');
assert_false(dsl.contains(''), 'contains method unmatched');
assert_false(dsl.contains('d'), 'contains method unmatched');
assert_throws(TypeError(), () => dsl.contains(),
'contains method should throw if called without enough args');
}, 'DOMStringList: contains() method');

</script>
6 changes: 6 additions & 0 deletions html/infrastructure/common-dom-interfaces/collections/domstringlist.idl
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[Exposed=(Window,Worker)]
interface DOMStringList {
readonly attribute unsigned long length;
getter DOMString? item(unsigned long index);
boolean contains(DOMString string);
};