test: update fragment tests

2019-08-23 15:27:17 -04:00
parent 589d3c2feb
commit fd1fef5502
9 changed files with 343 additions and 194 deletions
--- a/packages/runtime-core/src/createRenderer.ts
+++ b/packages/runtime-core/src/createRenderer.ts
@@ -694,7 +694,9 @@ export function createRenderer(options: RendererOptions) {
      if (prevShapeFlag & ShapeFlags.ARRAY_CHILDREN) {
        unmountChildren(c1 as VNode[], parentComponent)
      }
-      hostSetElementText(container, c2 as string)
+      if (c2 !== c1) {
+        hostSetElementText(container, c2 as string)
+      }
    } else {
      if (prevShapeFlag & ShapeFlags.TEXT_CHILDREN) {
        hostSetElementText(container, '')