add tests.

Author: aladdin-add

tests/lib/rules/no-unused-vars.js

@@ -24,7 +24,7 @@ const tester = new RuleTester({
 tester.run('no-unused-vars', rule, {
   valid: [
     {
-      code: '<template><ol v-for="i in 5"><li>{{i}}</li></ol></template>'
+      code: '<template><ol v-for="i in 5"><li><span>{{i}}</span></li></ol></template>'
     },
     {
       code: '<template><ol v-for="i in 5"><li :prop="i"></li></ol></template>'
@@ -34,6 +34,9 @@ tester.run('no-unused-vars', rule, {
     },
     {
       code: '<template scope="props"><span v-if="props"></span></template>'
+    },
+    {
+      code: '<template v-for="i in 5"><comp v-for="j in 10">{{i}}{{j}}</comp></template>'
     }
   ],
   invalid: [
@@ -44,6 +47,10 @@ tester.run('no-unused-vars', rule, {
     {
       code: '<template scope="props"></template>',
       errors: ['\'props\' is defined but never used.']
+    },
+    {
+      code: '<template v-for="i in 5"><comp v-for="j in 10">{{i}}{{i}}</comp></template>',
+      errors: ['\'j\' is defined but never used.']
     }
   ]
 })