Inline rendering of a custom component

inline-component-App.vue

<template>
  <div id="app">
    <img src="./assets/logo.png">
    <div v-show="showMessage">{{message}}</div>
    <div v-show="items.length > 0">I like</div>
    <ul>
      <li v-for="(item, index) in items" v-bind:key="index">{{item}}</li>
    </ul>
    <router-view/>
    <!--This is what we declared as the tag for our custom component-->
    <test-component/>
  </div>
</template>

<script>
//Let's import our TestComponent
import TestComponentVue from '@/components/TestComponent';

export default {
  name: 'App',
  //tell App.vue that we want to declare some components for use in this component
  components: {
    // use kebab case for the tag that you will use in the template above and map it to our component
    // The name part of this can be anything. You could even call the name as 'some-component' and still set its value to TestComponentVue.
    // However, you should then remember to use the corresponding value in the template above.
    'test-component': TestComponentVue
  },
  data() {
    return {
      showMessage: true,
      message: 'Hello, World!',
      items: ['Cake', 'Coding']
    };
  }
};
</script>

<style>
#app {
  font-family: 'Avenir', Helvetica, Arial, sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-align: center;
  color: #2c3e50;
  margin-top: 60px;
}
</style>