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<!DOCTYPE HTML>
<title>Input element programmatic selection support</title>
<link rel="author" title="yaycmyk" href="mailto:evan@yaycmyk.com">
<link rel="help" href="https://html.spec.whatwg.org/multipage/forms.html#dom-textarea/input-select">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<div id="log"></div>
<script>
/* all textual, non-hidden inputs support .select() */
test(function() {
var valid = [
"month",
"week",
];
valid.forEach(function(type) {
test(function() {
var input = document.createElement("input");
var a;
input.type = type;
assert_equals(input.type, type, "the given input type is not supported");
input.select();
}, "input type " + type + " should support the select() method");
});
});
/* only certain input types are allowed to have a variable-length selection */
test(function() {
var invalid = [
"month",
"week",
];
invalid.forEach(function(type) {
test(function() {
var input = document.createElement("input");
input.type = type;
assert_equals(input.type, type, "the given input type is not supported");
assert_equals(input.selectionStart, null, 'getting input.selectionStart');
assert_throws_dom("INVALID_STATE_ERR", function() { input.selectionStart = 0; });
assert_equals(input.selectionEnd, null, 'getting input.selectionEnd');
assert_throws_dom("INVALID_STATE_ERR", function() { input.selectionEnd = 0; });
assert_equals(input.selectionDirection, null, 'getting input.selectionDirection');
assert_throws_dom("INVALID_STATE_ERR", function() { input.selectionDirection = "none"; });
assert_throws_dom("INVALID_STATE_ERR", function() { input.setSelectionRange(0, 0); });
assert_throws_dom("INVALID_STATE_ERR", function() { input.setRangeText('', 0, 0); });
}, "input type " + type + " should not support variable-length selections");
});
});
</script>
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