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<!doctype html>
<!--
@license
Copyright (c) 2015 The Polymer Project Authors. All rights reserved.
This code may only be used under the BSD style license found at http://polymer.github.io/LICENSE.txt
The complete set of authors may be found at http://polymer.github.io/AUTHORS.txt
The complete set of contributors may be found at http://polymer.github.io/CONTRIBUTORS.txt
Code distributed by Google as part of the polymer project is also
subject to an additional IP rights grant found at http://polymer.github.io/PATENTS.txt
-->
<html>
<head>
<title>iron-autogrow-textarea tests</title>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1">
<meta name="viewport" content="width=device-width, minimum-scale=1.0, initial-scale=1, user-scalable=yes">
<script src="../../webcomponentsjs/webcomponents-lite.js"></script>
<script src="../../web-component-tester/browser.js"></script>
<script src="../../iron-test-helpers/mock-interactions.js"></script>
<link rel="import" href="../iron-autogrow-textarea.html">
</head>
<body>
<test-fixture id="basic">
<template>
<iron-autogrow-textarea></iron-autogrow-textarea>
</template>
</test-fixture>
<test-fixture id="has-bindValue">
<template>
<iron-autogrow-textarea bind-value="foobar"></iron-autogrow-textarea>
</template>
</test-fixture>
<test-fixture id="has-value">
<template>
<iron-autogrow-textarea value="foobar"></iron-autogrow-textarea>
</template>
</test-fixture>
<test-fixture id="rows">
<template>
<iron-autogrow-textarea rows="3"></iron-autogrow-textarea>
</template>
</test-fixture>
<script>
suite('basic', function() {
test('setting bindValue sets textarea value', function() {
var autogrow = fixture('basic');
var textarea = autogrow.textarea;
autogrow.bindValue = 'batman';
assert.equal(textarea.value, autogrow.bindValue, 'textarea value equals to bindValue');
});
test('can set an initial bindValue', function() {
var autogrow = fixture('has-bindValue');
assert.equal(autogrow.textarea.value, 'foobar', 'textarea value equals to initial bindValue');
assert.equal(autogrow.value, 'foobar', 'value equals to initial bindValue');
});
test('can set an initial value', function() {
var autogrow = fixture('has-value');
assert.equal(autogrow.textarea.value, 'foobar', 'textarea value equals to initial bindValue');
assert.equal(autogrow.bindValue, 'foobar', 'textarea bindValue equals to initial value');
});
test('can update the value', function() {
var autogrow = fixture('has-bindValue');
assert.equal(autogrow.textarea.value, 'foobar', 'textarea value equals to initial bindValue');
autogrow.value = 'batman';
assert.equal(autogrow.textarea.value, 'batman', 'textarea value is updated');
assert.equal(autogrow.bindValue, 'batman', 'bindValue is updated');
assert.equal(autogrow.value, 'batman', 'value is updated');
});
test('can update the bindValue', function() {
var autogrow = fixture('has-bindValue');
assert.equal(autogrow.textarea.value, 'foobar', 'textarea value equals to initial bindValue');
autogrow.bindValue = 'batman';
assert.equal(autogrow.textarea.value, 'batman', 'textarea value is updated');
assert.equal(autogrow.bindValue, 'batman', 'bindValue is updated');
assert.equal(autogrow.value, 'batman', 'value is updated');
});
test('can set an initial number of rows', function() {
var autogrow = fixture("rows");
assert.equal(autogrow.textarea.rows, 3, 'textarea has rows=3');
});
test('adding rows grows the textarea', function() {
var autogrow = fixture('basic');
var initialHeight = autogrow.offsetHeight;
autogrow.bindValue = 'batman\nand\nrobin';
var finalHeight = autogrow.offsetHeight
assert.isTrue(finalHeight > initialHeight);
});
test('removing rows shrinks the textarea', function() {
var autogrow = fixture('basic');
autogrow.bindValue = 'batman\nand\nrobin';
var initialHeight = autogrow.offsetHeight;
autogrow.bindValue = 'batman';
var finalHeight = autogrow.offsetHeight
assert.isTrue(finalHeight < initialHeight);
});
test('an undefined bindValue is the empty string', function() {
var autogrow = fixture('basic');
var initialHeight = autogrow.offsetHeight;
autogrow.bindValue = 'batman\nand\nrobin';
var finalHeight = autogrow.offsetHeight;
assert.isTrue(finalHeight > initialHeight);
autogrow.bindValue = undefined;
assert.equal(autogrow.offsetHeight, initialHeight);
assert.equal(autogrow.textarea.value, '');
});
test('textarea selection works', function() {
var autogrow = fixture('basic');
var textarea = autogrow.textarea;
autogrow.bindValue = 'batman\nand\nrobin';
autogrow.selectionStart = 3;
autogrow.selectionEnd = 5;
assert.equal(textarea.selectionStart, 3);
assert.equal(textarea.selectionEnd, 5);
});
});
suite('focus/blur events', function() {
var input;
setup(function() {
input = fixture('basic');
});
test('focus/blur events fired on host element', function(done) {
var nFocusEvents = 0;
var nBlurEvents = 0;
input.addEventListener('focus', function() {
nFocusEvents += 1;
// setTimeout to wait for potentially more, erroneous events
setTimeout(function() {
assert.equal(nFocusEvents, 1, 'one focus event fired');
MockInteractions.blur(input.textarea);
});
});
input.addEventListener('blur', function() {
nBlurEvents += 1;
// setTimeout to wait for potentially more, erroneous events
setTimeout(function() {
assert.equal(nBlurEvents, 1, 'one blur event fired');
done();
});
});
MockInteractions.focus(input.textarea);
});
});
suite('validation', function() {
test('a required textarea with no text is invalid', function() {
var input = fixture('basic');
input.required = true;
assert.isFalse(input.validate());
input.bindValue = 'batman';
assert.isTrue(input.validate());
});
});
</script>
</body>
</html>
|
