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Merge pull request #1862 from pygy/fix-1595-redux

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Re-fix #1595
This commit is contained in:
Isiah Meadows 2017-05-31 02:56:29 -04:00 • committed by GitHub
commit 712be2bcc3
2 changed files with 49 additions and 20 deletions
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15
render/render.js
View file

@ -480,12 +480,21 @@ module.exports = function($window) {
else if (key[0] === "o" && key[1] === "n" && typeof value === "function") updateEvent(vnode, key, value)
else if (key === "style") updateStyle(element, old, value)
else if (key in element && !isAttribute(key) && ns === undefined && !isCustomElement(vnode)) {
if (key === "value") {
var normalized = "" + value // eslint-disable-line no-implicit-coercion
//setting input[value] to same value by typing on focused element moves cursor to end in Chrome
if (vnode.tag === "input" && key === "value" && vnode.dom.value == value && vnode.dom === $doc.activeElement) return
if (vnode.tag === "input" && vnode.dom.value === normalized && vnode.dom === $doc.activeElement) return
//setting select[value] to same value while having select open blinks select dropdown in Chrome
if (vnode.tag === "select" && key === "value" && vnode.dom.value == value && vnode.dom === $doc.activeElement) return
if (vnode.tag === "select") {
if (value === null) {
if (vnode.dom.selectedIndex === -1 && vnode.dom === $doc.activeElement) return
} else {
if (old !== null && vnode.dom.value === normalized && vnode.dom === $doc.activeElement) return
}
}
//setting option[value] to same value while having select open blinks select dropdown in Chrome
if (vnode.tag === "option" && key === "value" && old != null && vnode.dom.value == value) return
if (vnode.tag === "option" && old != null && vnode.dom.value === normalized) return
}
// If you assign an input type that is not supported by IE 11 with an assignment expression, an error will occur.
if (vnode.tag === "input" && key === "type") {
element.setAttribute(key, value)

48
render/tests/test-attributes.js
View file

@ -193,6 +193,7 @@ o.spec("attributes", function() {
o("'' and 0 are different values", function() {
var a = {tag: "input", attrs: {value: 0}, children:[{tag:"#", children:""}]}
var b = {tag: "input", attrs: {value: ""}, children:[{tag:"#", children:""}]}
var c = {tag: "input", attrs: {value: 0}, children:[{tag:"#", children:""}]}
render(root, [a]);
@ -200,13 +201,12 @@ o.spec("attributes", function() {
render(root, [b]);
o(a.dom.value).equals("")
o(b.dom.value).equals("")
// #1959 redux
// TODO: UNCOMMENT
// render(root, [a]);
// #1595 redux
render(root, [c]);
// o(a.dom.value).equals("0")
o(c.dom.value).equals("0")
})
o("isn't set when equivalent to the previous value and focused", function() {
var $window = domMock({spy: o.spy})
@ -362,6 +362,7 @@ o.spec("attributes", function() {
o("'' and 0 are different values", function() {
var a = {tag: "option", attrs: {value: 0}, children:[{tag:"#", children:""}]}
var b = {tag: "option", attrs: {value: ""}, children:[{tag:"#", children:""}]}
var c = {tag: "option", attrs: {value: 0}, children:[{tag:"#", children:""}]}
render(root, [a]);
@ -371,11 +372,10 @@ o.spec("attributes", function() {
o(a.dom.value).equals("")
// #1959 redux
// TODO: UNCOMMENT
// render(root, [a]);
// #1595 redux
render(root, [c]);
// o(a.dom.value).equals("0")
o(c.dom.value).equals("0")
})
o("isn't set when equivalent to the previous value", function() {
var $window = domMock({spy: o.spy})
@ -469,18 +469,38 @@ o.spec("attributes", function() {
})
o("'' and 0 are different values when focused", function() {
var a = makeSelect("")
// var b = makeSelect(0)
var b = makeSelect(0)
render(root, [a])
a.dom.focus()
o(a.dom.value).equals("")
// #1959 redux
// TODO: UNCOMMENT
// render(root, [b])
// #1595 redux
render(root, [b])
// o(b.dom.value).equals("0")
o(b.dom.value).equals("0")
})
o("'' and null are different values when focused", function() {
var a = makeSelect("")
var b = makeSelect(null)
var c = makeSelect("")
render(root, [a])
a.dom.focus()
o(a.dom.value).equals("")
o(a.dom.selectedIndex).equals(4)
render(root, [b])
o(b.dom.value).equals("")
o(b.dom.selectedIndex).equals(-1)
render(root, [c])
o(c.dom.value).equals("")
o(c.dom.selectedIndex).equals(4)
})
o("updates with the same value do not re-set the attribute if the select has focus", function() {
var $window = domMock({spy: o.spy})