initial commit (work in progress)

render/tests/test-onremove.js

@@ -0,0 +1,103 @@
+"use strict"
+
+var o = require("../../ospec/ospec")
+var domMock = require("../../test-utils/domMock")
+var vdom = require("../../render/render")
+
+o.spec("onremove", function() {
+	var $window, root, render
+	o.beforeEach(function() {
+		$window = domMock()
+		root = $window.document.createElement("div")
+		render = vdom($window).render
+	})
+
+	o("does not call onremove when creating", function() {
+		var create = o.spy()
+		var update = o.spy()
+		var vnode = {tag: "div", attrs: {onremove: create}}
+		var updated = {tag: "div", attrs: {onremove: update}}
+		
+		render(root, [vnode])
+		render(root, [updated])
+		
+		o(create.callCount).equals(0)
+	})
+	o("does not call onremove when updating", function() {
+		var create = o.spy()
+		var update = o.spy()
+		var vnode = {tag: "div", attrs: {onremove: create}}
+		var updated = {tag: "div", attrs: {onremove: update}}
+		
+		render(root, [vnode])
+		render(root, [updated])
+		
+		o(create.callCount).equals(0)
+		o(update.callCount).equals(0)
+	})
+	o("calls onremove when removing element", function() {
+		var remove = o.spy()
+		var vnode = {tag: "div", attrs: {onremove: remove}}
+		
+		render(root, [vnode])
+		render(root, [])
+		
+		o(remove.callCount).equals(1)
+		o(remove.this).equals(vnode)
+		o(remove.args[0]).equals(vnode)
+	})
+	o("calls onremove when removing text", function() {
+		var remove = o.spy()
+		var vnode = {tag: "#", attrs: {onremove: remove}, children: "a"}
+		
+		render(root, [vnode])
+		render(root, [])
+		
+		o(remove.callCount).equals(1)
+		o(remove.this).equals(vnode)
+		o(remove.args[0]).equals(vnode)
+	})
+	o("calls onremove when removing fragment", function() {
+		var remove = o.spy()
+		var vnode = {tag: "[", attrs: {onremove: remove}, children: []}
+		
+		render(root, [vnode])
+		render(root, [])
+		
+		o(remove.callCount).equals(1)
+		o(remove.this).equals(vnode)
+		o(remove.args[0]).equals(vnode)
+	})
+	o("calls onremove when removing html", function() {
+		var remove = o.spy()
+		var vnode = {tag: "<", attrs: {onremove: remove}, children: "a"}
+		
+		render(root, [vnode])
+		render(root, [])
+		
+		o(remove.callCount).equals(1)
+		o(remove.this).equals(vnode)
+		o(remove.args[0]).equals(vnode)
+	})
+	o("does not set onremove as an event handler", function() {
+		var remove = o.spy()
+		var vnode = {tag: "div", attrs: {onremove: remove}, children: []}
+		
+		render(root, [vnode])
+		
+		o(vnode.dom.onremove).equals(undefined)
+		o(vnode.dom.attributes["onremove"]).equals(undefined)
+	})
+	o("calls onremove on recycle", function() {
+		var remove = o.spy()
+		var vnodes = [{tag: "div", key: 1}]
+		var temp = [{tag: "div", key: 2, attrs: {onremove: remove}}]
+		var updated = [{tag: "div", key: 1}]
+		
+		render(root, vnodes)
+		render(root, temp)
+		render(root, updated)
+		
+		o(remove.callCount).equals(1)
+	})
+})