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text_field_test.js
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text_field_test.js
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// ==========================================================================
// Project: Ember Handlebar Views
// Copyright: ©2011 Strobe Inc. and contributors.
// License: Licensed under MIT license (see license.js)
// ==========================================================================
/*globals TestObject:true */
var textField;
var get = Ember.get, set = Ember.set;
module("Ember.TextField", {
setup: function() {
TestObject = Ember.Object.create({
value: null
});
textField = Ember.TextField.create();
},
teardown: function() {
Ember.run(function() {
textField.destroy();
});
TestObject = textField = null;
}
});
function append() {
Ember.run(function() {
textField.appendTo('#qunit-fixture');
});
}
test("should become disabled if the disabled attribute is true", function() {
textField.set('disabled', true);
append();
ok(textField.$().is(":disabled"));
});
test("should become disabled if the disabled attribute is true", function() {
append();
ok(textField.$().is(":not(:disabled)"));
Ember.run(function() { textField.set('disabled', true); });
ok(textField.$().is(":disabled"));
Ember.run(function() { textField.set('disabled', false); });
ok(textField.$().is(":not(:disabled)"));
});
test("input value is updated when setting value property of view", function() {
Ember.run(function() {
set(textField, 'value', 'foo');
textField.append();
});
equal(textField.$().val(), "foo", "renders text field with value");
Ember.run(function() { set(textField, 'value', 'bar'); });
equal(textField.$().val(), "bar", "updates text field after value changes");
});
test("input placeholder is updated when setting placeholder property of view", function() {
Ember.run(function() {
set(textField, 'placeholder', 'foo');
textField.append();
});
equal(textField.$().attr('placeholder'), "foo", "renders text field with placeholder");
Ember.run(function() { set(textField, 'placeholder', 'bar'); });
equal(textField.$().attr('placeholder'), "bar", "updates text field after placeholder changes");
});
test("input maxlength is updated when setting maxlength property of view", function() {
Ember.run(function() {
set(textField, 'maxlength', '30');
textField.append();
});
equal(textField.$().attr('maxlength'), "30", "renders text field with maxlength");
Ember.run(function() { set(textField, 'maxlength', '40'); });
equal(textField.$().attr('maxlength'), "40", "updates text field after maxlength changes");
});
test("input size is updated when setting size property of view", function() {
Ember.run(function() {
set(textField, 'size', '30');
textField.append();
});
equal(textField.$().attr('size'), "30", "renders text field with size");
Ember.run(function() { set(textField, 'size', '40'); });
equal(textField.$().attr('size'), "40", "updates text field after size changes");
});
test("input type is configurable when creating view", function() {
Ember.run(function() {
set(textField, 'type', 'password');
textField.append();
});
equal(textField.$().attr('type'), 'password', "renders text field with type");
});
test("value binding works properly for inputs that haven't been created", function() {
Ember.run(function() {
textField = Ember.TextField.create({
valueBinding: 'TestObject.value'
});
});
equal(get(textField, 'value'), null, "precond - default value is null");
equal(textField.$().length, 0, "precond - view doesn't have its layer created yet, thus no input element");
Ember.run(function() {
set(TestObject, 'value', 'ohai');
});
equal(get(textField, 'value'), 'ohai', "value property was properly updated");
Ember.run(function() { textField.append(); });
equal(get(textField, 'value'), 'ohai', "value property remains the same once the view has been appended");
equal(textField.$().val(), 'ohai', "value is reflected in the input element once it is created");
});
test("should call the insertNewline method when return key is pressed", function() {
var wasCalled;
var event = Ember.Object.create({
keyCode: 13
});
textField.insertNewline = function() {
wasCalled = true;
};
textField.fire('keyUp', event);
ok(wasCalled, "invokes insertNewline method");
});
test("should call the cancel method when escape key is pressed", function() {
var wasCalled;
var event = Ember.Object.create({
keyCode: 27
});
textField.cancel = function() {
wasCalled = true;
};
textField.fire('keyUp', event);
ok(wasCalled, "invokes cancel method");
});
// test("listens for focus and blur events", function() {
// var focusCalled = 0;
// var blurCalled = 0;
// textField.focus = function() {
// focusCalled++;
// };
// textField.blur = function() {
// blurCalled++;
// };
// equal(focusCalled+blurCalled, 0, "precond - no callbacks called yet");
// textField.$().focus();
// equal(focusCalled, 1, "focus called after field receives focus");
// textField.$().blur();
// equal(blurCalled, 1, "blur alled after field blurs");
// });
// test("calls correct method for key events", function() {
// var insertNewlineCalled = 0;
// var cancelCalled = 0;
// textField.insertNewline = function() {
// insertNewlineCalled++;
// return true;
// };
// textField.cancel = function() {
// cancelCalled++;
// return true;
// };
// textField.$().focus();
// equal(insertNewlineCalled+cancelCalled, 0, "precond - no callbacks called yet");
// Ember.RootResponder.responder.keyup(new Ember.Event({ type: 'keyup', keyCode: 13 }));
// equal(insertNewlineCalled, 1, "calls insertNewline after hitting return");
// Ember.RootResponder.responder.keyup(new Ember.Event({ type: 'keyup', keyCode: 27 }));
// equal(cancelCalled, 1, "calls cancel after pressing escape key");
// });