more test cases for transition+repeat

Author: yyx990803

test/functional/fixtures/transition.html

@@ -23,6 +23,9 @@
     .v-leave {
         background-color: #0f0;
     }
+    ul {
+        padding: 0;
+    }
 </style>
 
 <div id="test">
@@ -34,14 +37,16 @@
         <button class="pop" v-on="click:pop">pop</button>
         <button class="splice" v-on="click:splice">splice</button>
     </div>
-    <div
-        class="test"
-        v-repeat="items"
-        v-show="filter(this)"
-        v-transition
-        v-attr="data-id:a">
-        {{a}}
-    </div>
+    <ul>
+        <li
+            class="test"
+            v-repeat="items"
+            v-show="filter(this)"
+            v-transition
+            v-attr="data-id:a">
+            {{a}}
+        </li>
+    </ul>
     <div class="test if" v-transition v-if="items.length > 1">This is only visible when item.length > 1</div>
 </div>
 <h1 style="margin:0">123</h1>

test/functional/specs/transition.js

@@ -1,4 +1,4 @@
-casper.test.begin('CSS Transition', 20, function (test) {
+casper.test.begin('CSS Transition', 37, function (test) {
 
     var minWait = 50,
         transDuration = 200
@@ -42,20 +42,51 @@ casper.test.begin('CSS Transition', 20, function (test) {
     .wait(transDuration, function () {
         test.assertNotVisible('.test.if')
         test.assertNotVisible('.test[data-id="1"]')
-        test.assertNotVisible('.test[data-id="2"]')
     })
     .thenClick('.splice')
     .wait(minWait, function () {
         test.assertVisible('.test[data-id="99"]')
     })
     // test Array swapping with transition
     .thenEvaluate(function () {
-        test.items = [test.items[0], {a:3}]
+        test.items = [{a:1}, {a:2}, {a:3}, {a:4}, {a:5}]
     })
     .wait(minWait, function () {
         test.assertVisible('.test.if')
-        test.assertVisible('.test[data-id="99"]')
+        test.assertElementCount('.test', 7)
+        test.assertElementCount('.test[data-id="99"].v-leave', 1)
+        test.assertNotVisible('.test[data-id="1"]')
+        test.assertNotVisible('.test[data-id="2"]')
         test.assertVisible('.test[data-id="3"]')
+        test.assertVisible('.test[data-id="4"]')
+        test.assertVisible('.test[data-id="5"]')
+    })
+    .wait(transDuration, function () {
+        // old one should be removed now
+        test.assertElementCount('.test', 6)
+        test.assertElementCount('.test.v-leave', 0)
+        test.assertElementCount('.test[data-id="99"]', 0)
+    })
+    // test Array diffing with transition
+    .thenEvaluate(function () {
+        test.items = [test.items[4], {a:6}, test.items[2], {a:7}, test.items[0]]
+    })
+    .wait(minWait, function () {
+        // reusing 3 existing, one of the destroyed (a=2) is hidden, so only 1 item should be leaving
+        test.assertElementCount('.test.v-leave', 1)
+        // only 2 new items should be in the DOM, the hidden element is removed immediately
+        // so should have 5 + 1 + 1 = 7 items
+        test.assertElementCount('.test', 7)
+    })
+    .wait(transDuration, function () {
+        test.assertElementCount('.test.v-leave', 0)
+        test.assertElementCount('.test', 6)
+        test.assertSelectorHasText('li.test:nth-child(1)', '5')
+        test.assertSelectorHasText('li.test:nth-child(2)', '6')
+        test.assertSelectorHasText('li.test:nth-child(3)', '3')
+        test.assertSelectorHasText('li.test:nth-child(4)', '7')
+        test.assertSelectorHasText('li.test:nth-child(5)', '1')
+        test.assertNotVisible('li.test:nth-child(5)')
     })
     .run(function () {
         test.done()