test: should build v-model plugin before testing render-instance

Author: haoqunjiang

packages/babel-sugar-composition-api-render-instance/package.json

@@ -12,7 +12,7 @@
     "prepublish": "yarn build",
     "build": "rollup -c",
     "build:test": "rollup -c rollup.config.testing.js",
-    "pretest": "yarn build:test",
+    "pretest": "yarn build:test && cd ../babel-sugar-v-model && yarn build:test",
     "test": "nyc --reporter=html --reporter=text-summary ava -v test/test.js"
   },
   "devDependencies": {