use webpack alias

Author: myst729

template/test/unit/index.js

@@ -9,5 +9,5 @@ testsContext.keys().forEach(testsContext){{#if_eq lintConfig "airbnb"}};{{/if_eq
 // require all src files except main.js for coverage.
 // you can also change this to match only the subset of files that
 // you want coverage for.
-const srcContext = require.context('../../src', true, /^\.\/(?!main(\.js)?$)/){{#if_eq lintConfig "airbnb"}};{{/if_eq}}
+const srcContext = require.context('src', true, /^\.\/(?!main(\.js)?$)/){{#if_eq lintConfig "airbnb"}};{{/if_eq}}
 srcContext.keys().forEach(srcContext){{#if_eq lintConfig "airbnb"}};{{/if_eq}}