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Implement selectedIndex IDL attribute on HTMLOptionsCollection.

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This commit is contained in:
Corey Farwell 2017-02-12 19:27:08 -05:00
parent a656782075
commit d4ad51bfde
5 changed files with 65 additions and 24 deletions
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56
tests/wpt/web-platform-tests/html/semantics/forms/the-select-element/selected-index.html
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@ -28,46 +28,76 @@
</form>
<script>
function assertSelectedIndex(select, value) {
assert_equals(select.selectedIndex, value);
assert_equals(select.options.selectedIndex, value);
}
test(function () {
var select = document.getElementById('empty');
assert_equals(select.selectedIndex, -1);
assertSelectedIndex(select, -1);
}, "get empty");
test(function () {
var select = document.getElementById('default');
assert_equals(select.selectedIndex, 0);
assertSelectedIndex(select, 0);
}, "get default");
test(function () {
var select = document.getElementById('disabled');
assert_equals(select.selectedIndex, 1);
assertSelectedIndex(select, 1);
}, "get disabled");
test(function () {
var select = document.getElementById('selected');
assert_equals(select.selectedIndex, 1);
assertSelectedIndex(select, 1);
}, "get unselected");
test(function () {
var select = document.getElementById('empty');
select.selectedIndex = 1;
assert_equals(select.selectedIndex, -1);
}, "set empty");
assertSelectedIndex(select, -1);
}, "set empty (HTMLSelectElement)");
test(function () {
var select = document.getElementById('empty');
select.options.selectedIndex = 1;
assertSelectedIndex(select, -1);
}, "set empty (HTMLOptionsCollection)");
test(function () {
var select = document.getElementById('default');
assert_equals(select.selectedIndex, 0);
assertSelectedIndex(select, 0);
select.selectedIndex = 2;
assert_equals(select.selectedIndex, 2);
}, "set");
assertSelectedIndex(select, 2);
this.add_cleanup(() => select.selectedIndex = 0);
}, "set (HTMLSelectElement)");
test(function () {
var select = document.getElementById('default');
assertSelectedIndex(select, 0);
select.options.selectedIndex = 2;
assertSelectedIndex(select, 2);
this.add_cleanup(() => select.selectedIndex = 0);
}, "set (HTMLOptionsCollection)");
test(function () {
var select = document.getElementById('selected');
var form = document.getElementById('form');
assert_equals(select.selectedIndex, 1);
assertSelectedIndex(select, 1);
select.selectedIndex = 0;
assert_equals(select.selectedIndex, 0);
assertSelectedIndex(select, 0);
form.reset();
assert_equals(select.selectedIndex, 1);
}, "set and reset");
assertSelectedIndex(select, 1);
}, "set and reset (HTMLSelectElement)");
test(function () {
var select = document.getElementById('selected');
var form = document.getElementById('form');
assertSelectedIndex(select, 1);
select.options.selectedIndex = 0;
assertSelectedIndex(select, 0);
form.reset();
assertSelectedIndex(select, 1);
}, "set and reset (HTMLOptionsCollection)");
</script>