Back to Repositories

Testing TypeScript Plugin Default Configuration in vue-cli

This test suite validates the default configuration and functionality of the TypeScript plugin in Vue CLI. It verifies both serve and build operations using default TypeScript settings, ensuring proper integration between Vue.js and TypeScript compilation processes.

Test Coverage Overview

The test coverage focuses on validating the core TypeScript plugin functionality with default configuration settings.

Tests both development server (serve) and production build processes
Verifies default TypeScript compilation behavior
Ensures proper integration between Vue CLI and TypeScript plugin

Implementation Analysis

The testing approach utilizes Jest’s asynchronous testing capabilities with an extended timeout to accommodate build processes.

The implementation leverages helper functions (assertServe and assertBuild) to validate both development and production environments with minimal plugin configuration, demonstrating the plugin’s zero-config functionality.

Technical Details

Jest test framework with 30-second timeout configuration
Custom helper functions for serve and build validation
Default TypeScript plugin configuration object
Integration with Vue CLI plugin system

Best Practices Demonstrated

The test suite exemplifies clean testing practices by separating concerns and using helper functions for common assertions.

Modular test structure with reusable helper functions
Clear separation of development and production testing
Explicit timeout configuration for build processes
Minimal, focused test cases for core functionality

vuejs/vue-cli

packages/@vue/cli-plugin-typescript/__tests__/tsPluginDefault.spec.js

            
jest.setTimeout(30000)

const { assertServe, assertBuild } = require('./tsPlugin.helper')

const options = {
  plugins: {
    '@vue/cli-plugin-typescript': {}
  }
}

assertServe('ts-default-serve', options)
assertBuild('ts-default-build', options)