add basic test

bin/test.js

@@ -0,0 +1,49 @@
+'use strict'
+
+const { specReporter } = require('@japa/spec-reporter')
+const { runFailedTests } = require('@japa/run-failed-tests')
+const { processCliArgs, configure, run } = require('@japa/runner')
+
+/*
+|--------------------------------------------------------------------------
+| Configure tests
+|--------------------------------------------------------------------------
+|
+| The configure method accepts the configuration to configure the Japa
+| tests runner.
+|
+| The first method call "processCliArgs" process the command line arguments
+| and turns them into a config object. Using this method is not mandatory.
+|
+| Please consult japa.dev/runner-config for the config docs.
+*/
+
+const plugins = []
+
+if (!process.env.CI) {
+  plugins.push(runFailedTests())
+}
+
+configure({
+  ...processCliArgs(process.argv.slice(2)),
+  ...{
+    plugins,
+    timeout: 2000,
+    files: ['test/**/*.js'],
+    reporters: [specReporter()],
+    importer: (filePath) => require(filePath),
+    filters: {
+      // files: ['mongodb-service-provider.js']
+    }
+  }
+})
+
+/*
+|--------------------------------------------------------------------------
+| Run tests
+|--------------------------------------------------------------------------
+|
+| The following "run" method is required to execute all the tests.
+|
+*/
+run()

test/basic.js

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+'use strict'
+
+const config = require('../dist')
+const { expect } = require('expect')
+const { test } = require('@japa/runner')
+const { isObject } = require('./helpers/utils')
+
+test('test basic properties of config', () => {
+  // expect(isObject(config.env)).toBe(true)
+  expect(isObject(config.rules)).toBe(true)
+  // expect(isObject(config.globals)).toBe(true)
+  expect(isObject(config.parserOptions)).toBe(true)
+})

test/helpers/utils.js

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+'use strict'
+
+module.exports.isObject = function isObject (obj) {
+  return typeof obj === 'object' && obj !== null
+}