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sortable-objects-test.js
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sortable-objects-test.js
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import { findAll, find, render } from '@ember/test-helpers';
import { module, test } from 'qunit';
import { setupRenderingTest } from 'ember-qunit';
import hbs from 'htmlbars-inline-precompile';
import { drag } from 'ember-drag-drop/test-support/helpers/drag-drop';
import { A } from '@ember/array';
import { w } from '@ember/string';
let pojoData = A(
[
{ id: 1, title: 'Number 1' },
{ id: 2, title: 'Number 2' },
{ id: 3, title: 'Number 3' },
{ id: 4, title: 'Number 4' }
]
);
module('Integration | Component | sortable objects', function(hooks) {
setupRenderingTest(hooks);
let visibleNumbers = function(selector = '.sortObject') {
return findAll(selector).map(el => el.textContent.match(/\d/g)[0]);
};
let appearsDragging = function(assert, selector, yes = true) {
const opacity = yes ? 0.5 : 1,
condition = yes ? '' : 'not',
startMessage = `when item is ${condition} dragging`,
element = find(selector);
assert.equal(element.classList.contains('is-dragging-object'), yes, `${startMessage} has class 'is-dragging-object' => ${yes}`);
assert.equal(window.getComputedStyle(element)['opacity'], opacity, `${startMessage} opacity => ${opacity}`);
};
test('sortable object renders', async function(assert) {
assert.expect(3);
await render(hbs`<SortableObjects />`);
assert.equal(this.element.textContent.trim(), '');
await render(hbs`
<SortableObjects>
template block text
</SortableObjects>
`);
assert.equal(this.element.textContent.trim(), 'template block text');
await render(hbs`
<SortableObjects>
<DraggableObject class='draggable-object'>
Object 1
</DraggableObject>
<DraggableObject class='draggable-object'>
Object 2
</DraggableObject>
</SortableObjects>
`);
assert.equal(findAll('.draggable-object').length, 2);
});
test('sortable object renders draggable objects', async function(assert) {
assert.expect(8);
this.set('pojoData', pojoData);
this.set('sortEndAction', () => {
const pojoObj = this.get('pojoData');
//make sure object items are in the right order
assert.deepEqual(pojoObj.mapBy('id'), [2, 1, 3, 4], 'after sorting Pojo item list changed')
});
await render(hbs`
<SortableObjects @sortableObjectList={{this.pojoData}} @sortEndAction={{fn this.sortEndAction}} class='sortContainer' @sortingScope='sortable-objects'>
{{#each this.pojoData as |item|}}
<DraggableObject @content={{item}} @overrideClass='sortObject' @isSortable={{true}} @sortingScope='sortable-objects'>
{{item.title}}
</DraggableObject>
{{/each}}
</SortableObjects>
`);
assert.equal(findAll('.sortObject').length, 4, 'shows 4 sortable elements');
let startDragSelector = '.sortObject:nth-child(1)',
dragOverSelector = '.sortObject:nth-child(2)';
const rect = find(dragOverSelector).getBoundingClientRect();
await drag(startDragSelector, {
drop: dragOverSelector,
dragOverMoves: [
[{ clientX: 1, clientY: rect.top }],
[{ clientX: 1, clientY: rect.top + (rect.height / 2) }]
],
afterDrag() {
appearsDragging(assert, startDragSelector, true);
},
beforeDrop() {
assert.deepEqual(visibleNumbers(), w('2 1 3 4'), 'After dragging over and before drop items are already shown in correct order');
}
});
appearsDragging(assert, startDragSelector, false);
assert.deepEqual(visibleNumbers(), w('2 1 3 4'), 'Items are still visually in the correct order after drag end');
});
test('sortable object renders draggable objects using shift algorithm', async function(assert) {
assert.expect(4);
this.set('pojoData', pojoData);
this.set('sortEndAction', () => {
const pojoObj = this.get('pojoData');
//make sure object items are in the right order
assert.deepEqual(pojoObj.mapBy('id'), [2, 3, 1, 4], 'after sorting Pojo item list changed')
});
await render(hbs`
<SortableObjects @sortableObjectList={{this.pojoData}} @sortEndAction={{fn this.sortEndAction}} class='sortContainer' @useSwap={{false}}>
{{#each this.pojoData as |item|}}
<DraggableObject @content={{item}} @overrideClass='sortObject' @isSortable={{true}}>
{{item.title}}
</DraggableObject>
{{/each}}
</SortableObjects>
`);
assert.equal(findAll('.sortObject').length, 4);
let startDragSelector = '.sortObject:nth-child(1)',
dragOver2Selector = '.sortObject:nth-child(2)',
dragOver3Selector = '.sortObject:nth-child(3)';
const rect2 = find(dragOver2Selector).getBoundingClientRect();
const rect3 = find(dragOver3Selector).getBoundingClientRect();
await drag(startDragSelector, {
drop: dragOver3Selector,
dragOverMoves: [
[{ clientX: 1, clientY: rect2.top }, dragOver2Selector],
[{ clientX: 1, clientY: rect3.top + (rect3.height / 2) }, dragOver3Selector]
],
beforeDrop() {
assert.deepEqual(visibleNumbers(), w('2 3 1 4'), 'After dragging over and before drop items are already shown in correct order');
}
});
assert.deepEqual(visibleNumbers(), w('2 3 1 4'), 'items are still shifted after drop');
});
test('sorting does not happen if off', async function(assert) {
assert.expect(8);
this.set('pojoData', pojoData);
// sortEndAction should not be called
let sortEndActionCalled = false;
this.set('sortEndAction', function() {
sortEndActionCalled = true;
});
await render(hbs`
<SortableObjects @sortableObjectList={{this.pojoData}} @sortEndAction={{fn this.sortEndAction}} class='sortContainer' @enableSort={{false}}>
{{#each this.pojoData as |item|}}
<DraggableObject @content={{item}} @overrideClass='sortObject' @isSortable={{false}}>
{{item.title}}
</DraggableObject>
{{/each}}
</SortableObjects>
`);
assert.equal(findAll('.sortObject').length, 4);
let startDragSelector = '.sortObject:nth-child(1)',
dragOver2Selector = '.sortObject:nth-child(2)';
const rect = find(dragOver2Selector).getBoundingClientRect();
await drag(startDragSelector, {
drop: dragOver2Selector,
dragOverMoves: [
[{ clientX: 1, clientY: rect.top }],
[{ clientX: 1, clientY: rect.top + (rect.height / 2) }]
],
afterDrag() {
appearsDragging(assert, startDragSelector, true);
},
beforeDrop() {
assert.deepEqual(visibleNumbers(), w('1 2 3 4'), 'Drag over does not affect order');
}
});
//Visual drag items are reset
appearsDragging(assert, startDragSelector, false);
//Items are still visually in the start order after drag end
assert.deepEqual(visibleNumbers(), w('1 2 3 4'), 'Items did not change order after drop');
assert.equal(sortEndActionCalled, false);
});
test('sort in place', async function(assert) {
const mutableData = A(pojoData.slice());
this.set('pojoData', mutableData);
await render(hbs`
<SortableObjects @sortableObjectList={{this.pojoData}} @useSwap={{false}} @inPlace={{true}}>
{{#each this.pojoData as |item|}}
<DraggableObject @content={{item}} @overrideClass='sortObject' @isSortable={{true}}>
{{item.title}}
</DraggableObject>
{{/each}}
</SortableObjects>
`);
assert.equal(findAll('.sortObject').length, 4);
let startDragSelector = '.sortObject:nth-child(1)',
dragOver2Selector = '.sortObject:nth-child(2)',
dragOver3Selector = '.sortObject:nth-child(3)';
const rect2 = find(dragOver2Selector).getBoundingClientRect();
const rect3 = find(dragOver3Selector).getBoundingClientRect();
await drag(startDragSelector, {
drop: dragOver3Selector,
dragOverMoves: [
[{ clientX: 1, clientY: rect2.top }, dragOver2Selector],
[{ clientX: 1, clientY: rect3.top + (rect3.height / 2) }, dragOver3Selector]
]
});
assert.equal(mutableData, this.get('pojoData'), 'array reference should not change');
assert.deepEqual(mutableData.mapBy('id'), [2, 3, 1, 4], 'original array should be mutated');
});
});