Added a bunch of failing tests for thunks

pull/56/head
Sylvain Prat 9 years ago
parent 9309dd3c83
commit 2f878813b1

@ -63,4 +63,78 @@ describe('thunk', function() {
assert.equal(elm.firstChild.innerHTML, 'Number is 2');
assert.equal(called, 2);
});
it('renders correctly when root', function() {
var called = 0;
function numberInSpan(n) {
called++;
return h('span', 'Number is ' + n);
}
var vnode1 = thunk('num', numberInSpan, 1);
var vnode2 = thunk('num', numberInSpan, 1);
var vnode3 = thunk('num', numberInSpan, 2);
patch(vnode0, vnode1);
assert.equal(elm.innerHTML, 'Number is 1');
patch(vnode1, vnode2);
assert.equal(elm.innerHTML, 'Number is 1');
patch(vnode2, vnode3);
assert.equal(elm.innerHTML, 'Number is 2');
assert.equal(called, 2);
});
it('can mutate its root tag', function() {
function oddEven(n) {
var oddEvenSel = (n % 2) ? 'div.odd' : 'p.even';
return h(oddEvenSel, n);
}
var vnode1 = h('div', [thunk('oddEven', oddEven, 1)]);
var vnode2 = h('div', [thunk('oddEven', oddEven, 4)]);
patch(vnode0, vnode1);
assert.equal(elm.firstChild.tagName, 'DIV');
assert.equal(elm.firstChild.className, 'odd');
patch(vnode1, vnode2);
assert.equal(elm.firstChild.tagName, 'P');
assert.equal(elm.firstChild.className, 'even');
});
it('can be replaced and removed', function() {
function numberInSpan(n) {
return h('span.numberInSpan', 'Number is ' + n);
}
function oddEven(n) {
var oddEvenClass = (n % 2) ? '.odd' : '.even';
return h('div' + oddEvenClass, 'Number is ' + n);
}
var vnode1 = h('div', [thunk('num', numberInSpan, 1)]);
var vnode2 = h('div', [thunk('oddEven', oddEven, 4)]);
patch(vnode0, vnode1);
assert.equal(elm.firstChild.tagName, 'SPAN');
assert.equal(elm.firstChild.className, 'numberInSpan');
patch(vnode1, vnode2);
assert.equal(elm.firstChild.tagName, 'DIV');
assert.equal(elm.firstChild.className, 'even');
});
it('can be replaced and removed when root', function() {
function numberInSpan(n) {
return h('span.numberInSpan', 'Number is ' + n);
}
function oddEven(n) {
var oddEvenClass = (n % 2) ? '.odd' : '.even';
return h('div' + oddEvenClass, 'Number is ' + n);
}
var vnode1 = thunk('num', numberInSpan, 1);
var vnode2 = thunk('oddEven', oddEven, 4);
patch(vnode0, vnode1);
assert.equal(elm.firstChild.tagName, 'SPAN');
assert.equal(elm.firstChild.className, 'numberInSpan');
patch(vnode1, vnode2);
assert.equal(elm.firstChild.tagName, 'DIV');
assert.equal(elm.firstChild.className, 'even');
});
});

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