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events.js
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'use strict';
var test = require('tape');
var events = require('./lib/events');
var dragula = require('..');
test('.start() emits "cloned" for copies', function (t) {
var div = document.createElement('div');
var item = document.createElement('div');
var drake = dragula([div], { copy: true });
div.appendChild(item);
document.body.appendChild(div);
drake.on('cloned', cloned);
drake.start(item);
t.plan(3);
t.end();
function cloned (copy, original, type) {
if (type === 'copy') {
t.notEqual(copy, item, 'copy is not a reference to item');
t.equal(copy.nodeType, item.nodeType, 'copy of original is provided');
t.equal(original, item, 'original item is provided');
}
}
});
test('.start() emits "drag" for items', function (t) {
var div = document.createElement('div');
var item = document.createElement('div');
var drake = dragula([div]);
div.appendChild(item);
document.body.appendChild(div);
drake.on('drag', drag);
drake.start(item);
t.plan(2);
t.end();
function drag (original, container) {
t.equal(original, item, 'item is a reference to moving target');
t.equal(container, div, 'container matches expected div');
}
});
test('.end() emits "cancel" when not moved', function (t) {
var div = document.createElement('div');
var item = document.createElement('div');
var drake = dragula([div]);
div.appendChild(item);
document.body.appendChild(div);
drake.on('dragend', dragend);
drake.on('cancel', cancel);
events.raise(item, 'mousedown', { which: 1 });
events.raise(item, 'mousemove', { which: 1 });
drake.end();
t.plan(3);
t.end();
function dragend (original) {
t.equal(original, item, 'item is a reference to moving target');
}
function cancel (original, container) {
t.equal(original, item, 'item is a reference to moving target');
t.equal(container, div, 'container matches expected div');
}
});
test('.end() emits "drop" when moved', function (t) {
var div = document.createElement('div');
var div2 = document.createElement('div');
var item = document.createElement('div');
var drake = dragula([div, div2]);
div.appendChild(item);
document.body.appendChild(div);
document.body.appendChild(div2);
drake.on('dragend', dragend);
drake.on('drop', drop);
events.raise(item, 'mousedown', { which: 1 });
events.raise(item, 'mousemove', { which: 1 });
div2.appendChild(item);
drake.end();
t.plan(4);
t.end();
function dragend (original) {
t.equal(original, item, 'item is a reference to moving target');
}
function drop (original, target, container) {
t.equal(original, item, 'item is a reference to moving target');
t.equal(target, div2, 'target matches expected div');
t.equal(container, div, 'container matches expected div');
}
});
test('.remove() emits "remove" for items', function (t) {
var div = document.createElement('div');
var item = document.createElement('div');
var drake = dragula([div]);
div.appendChild(item);
document.body.appendChild(div);
drake.on('dragend', dragend);
drake.on('remove', remove);
events.raise(item, 'mousedown', { which: 1 });
events.raise(item, 'mousemove', { which: 1 });
drake.remove();
t.plan(3);
t.end();
function dragend (original) {
t.equal(original, item, 'item is a reference to moving target');
}
function remove (original, container) {
t.equal(original, item, 'item is a reference to moving target');
t.equal(container, div, 'container matches expected div');
}
});
test('.remove() emits "cancel" for copies', function (t) {
var div = document.createElement('div');
var item = document.createElement('div');
var drake = dragula([div], { copy: true });
div.appendChild(item);
document.body.appendChild(div);
drake.on('dragend', dragend);
drake.on('cancel', cancel);
events.raise(item, 'mousedown', { which: 1 });
events.raise(item, 'mousemove', { which: 1 });
drake.remove();
t.plan(4);
t.end();
function dragend () {
t.pass('dragend got invoked');
}
function cancel (copy, container) {
t.notEqual(copy, item, 'copy is not a reference to item');
t.equal(copy.nodeType, item.nodeType, 'item is a copy of item');
t.equal(container, null, 'container matches expectation');
}
});
test('.cancel() emits "cancel" when not moved', function (t) {
var div = document.createElement('div');
var item = document.createElement('div');
var drake = dragula([div]);
div.appendChild(item);
document.body.appendChild(div);
drake.on('dragend', dragend);
drake.on('cancel', cancel);
events.raise(item, 'mousedown', { which: 1 });
events.raise(item, 'mousemove', { which: 1 });
drake.cancel();
t.plan(3);
t.end();
function dragend (original) {
t.equal(original, item, 'item is a reference to moving target');
}
function cancel (original, container) {
t.equal(original, item, 'item is a reference to moving target');
t.equal(container, div, 'container matches expected div');
}
});
test('.cancel() emits "drop" when not reverted', function (t) {
var div = document.createElement('div');
var div2 = document.createElement('div');
var item = document.createElement('div');
var drake = dragula([div]);
div.appendChild(item);
document.body.appendChild(div);
document.body.appendChild(div2);
drake.on('dragend', dragend);
drake.on('drop', drop);
events.raise(item, 'mousedown', { which: 1 });
events.raise(item, 'mousemove', { which: 1 });
div2.appendChild(item);
drake.cancel();
t.plan(4);
t.end();
function dragend (original) {
t.equal(original, item, 'item is a reference to moving target');
}
function drop (original, parent, container) {
t.equal(original, item, 'item is a reference to moving target');
t.equal(parent, div2, 'parent matches expected div');
t.equal(container, div, 'container matches expected div');
}
});
test('.cancel() emits "cancel" when reverts', function (t) {
var div = document.createElement('div');
var div2 = document.createElement('div');
var item = document.createElement('div');
var drake = dragula([div], { revertOnSpill: true });
div.appendChild(item);
document.body.appendChild(div);
document.body.appendChild(div2);
drake.on('dragend', dragend);
drake.on('cancel', cancel);
events.raise(item, 'mousedown', { which: 1 });
events.raise(item, 'mousemove', { which: 1 });
div2.appendChild(item);
drake.cancel();
t.plan(3);
t.end();
function dragend (original) {
t.equal(original, item, 'item is a reference to moving target');
}
function cancel (original, container) {
t.equal(original, item, 'item is a reference to moving target');
t.equal(container, div, 'container matches expected div');
}
});
test('mousedown emits "cloned" for mirrors', function (t) {
var div = document.createElement('div');
var item = document.createElement('div');
var drake = dragula([div]);
div.appendChild(item);
document.body.appendChild(div);
drake.on('cloned', cloned);
events.raise(item, 'mousedown', { which: 1 });
events.raise(item, 'mousemove', { which: 1 });
t.plan(3);
t.end();
function cloned (copy, original, type) {
if (type === 'mirror') {
t.notEqual(copy, item, 'mirror is not a reference to item');
t.equal(copy.nodeType, item.nodeType, 'mirror of original is provided');
t.equal(original, item, 'original item is provided');
}
}
});
test('mousedown emits "cloned" for copies', function (t) {
var div = document.createElement('div');
var item = document.createElement('div');
var drake = dragula([div], { copy: true });
div.appendChild(item);
document.body.appendChild(div);
drake.on('cloned', cloned);
events.raise(item, 'mousedown', { which: 1 });
events.raise(item, 'mousemove', { which: 1 });
t.plan(3);
t.end();
function cloned (copy, original, type) {
if (type === 'copy') {
t.notEqual(copy, item, 'copy is not a reference to item');
t.equal(copy.nodeType, item.nodeType, 'copy of original is provided');
t.equal(original, item, 'original item is provided');
}
}
});
test('mousedown emits "drag" for items', function (t) {
var div = document.createElement('div');
var item = document.createElement('div');
var drake = dragula([div]);
div.appendChild(item);
document.body.appendChild(div);
drake.on('drag', drag);
events.raise(item, 'mousedown', { which: 1 });
events.raise(item, 'mousemove', { which: 1 });
t.plan(2);
t.end();
function drag (original, container) {
t.equal(original, item, 'item is a reference to moving target');
t.equal(container, div, 'container matches expected div');
}
});