test: added tests 🎉

.github/workflows/test.yml

@@ -0,0 +1,29 @@
+name: Test
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  run-tests:
+    name: Run Tests
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Check out Git repository
+        uses: actions/checkout@v2
+
+      - name: Set up Node.js
+        uses: actions/setup-node@v1
+        with:
+          node-version: 17
+
+      - name: Install Node.js dependencies
+        run: npm ci
+      
+      - name: Run tests
+        run: npm test

babel.config.js

@@ -0,0 +1,3 @@
+module.exports = {
+    presets: [['@babel/preset-env', { targets: { node: 'current' } }], '@babel/preset-typescript'],
+};

jest.config.ts

@@ -0,0 +1,194 @@
+/*
+ * For a detailed explanation regarding each configuration property and type check, visit:
+ * https://jestjs.io/docs/configuration
+ */
+
+export default {
+    // All imported modules in your tests should be mocked automatically
+    // automock: false,
+
+    // Stop running tests after `n` failures
+    // bail: 0,
+
+    // The directory where Jest should store its cached dependency information
+    // cacheDirectory: "C:\\Users\\jeyus\\AppData\\Local\\Temp\\jest",
+
+    // Automatically clear mock calls, instances and results before every test
+    clearMocks: true,
+
+    // Indicates whether the coverage information should be collected while executing the test
+    collectCoverage: true,
+
+    // An array of glob patterns indicating a set of files for which coverage information should be collected
+    // collectCoverageFrom: undefined,
+
+    // The directory where Jest should output its coverage files
+    coverageDirectory: 'coverage',
+
+    // An array of regexp pattern strings used to skip coverage collection
+    // coveragePathIgnorePatterns: [
+    //   "\\\\node_modules\\\\"
+    // ],
+
+    // Indicates which provider should be used to instrument code for coverage
+    coverageProvider: 'v8',
+
+    // A list of reporter names that Jest uses when writing coverage reports
+    // coverageReporters: [
+    //   "json",
+    //   "text",
+    //   "lcov",
+    //   "clover"
+    // ],
+
+    // An object that configures minimum threshold enforcement for coverage results
+    // coverageThreshold: undefined,
+
+    // A path to a custom dependency extractor
+    // dependencyExtractor: undefined,
+
+    // Make calling deprecated APIs throw helpful error messages
+    // errorOnDeprecated: false,
+
+    // Force coverage collection from ignored files using an array of glob patterns
+    // forceCoverageMatch: [],
+
+    // A path to a module which exports an async function that is triggered once before all test suites
+    // globalSetup: undefined,
+
+    // A path to a module which exports an async function that is triggered once after all test suites
+    // globalTeardown: undefined,
+
+    // A set of global variables that need to be available in all test environments
+    // globals: {},
+
+    // The maximum amount of workers used to run your tests. Can be specified as % or a number. E.g. maxWorkers: 10% will use 10% of your CPU amount + 1 as the maximum worker number. maxWorkers: 2 will use a maximum of 2 workers.
+    // maxWorkers: "50%",
+
+    // An array of directory names to be searched recursively up from the requiring module's location
+    // moduleDirectories: [
+    //   "node_modules"
+    // ],
+
+    // An array of file extensions your modules use
+    // moduleFileExtensions: [
+    //   "js",
+    //   "jsx",
+    //   "ts",
+    //   "tsx",
+    //   "json",
+    //   "node"
+    // ],
+
+    // A map from regular expressions to module names or to arrays of module names that allow to stub out resources with a single module
+    // moduleNameMapper: {},
+
+    // An array of regexp pattern strings, matched against all module paths before considered 'visible' to the module loader
+    // modulePathIgnorePatterns: [],
+
+    // Activates notifications for test results
+    // notify: false,
+
+    // An enum that specifies notification mode. Requires { notify: true }
+    // notifyMode: "failure-change",
+
+    // A preset that is used as a base for Jest's configuration
+    // preset: undefined,
+
+    // Run tests from one or more projects
+    // projects: undefined,
+
+    // Use this configuration option to add custom reporters to Jest
+    // reporters: undefined,
+
+    // Automatically reset mock state before every test
+    // resetMocks: false,
+
+    // Reset the module registry before running each individual test
+    // resetModules: false,
+
+    // A path to a custom resolver
+    // resolver: undefined,
+
+    // Automatically restore mock state and implementation before every test
+    // restoreMocks: false,
+
+    // The root directory that Jest should scan for tests and modules within
+    // rootDir: undefined,
+
+    // A list of paths to directories that Jest should use to search for files in
+    // roots: [
+    //   "<rootDir>"
+    // ],
+
+    // Allows you to use a custom runner instead of Jest's default test runner
+    // runner: "jest-runner",
+
+    // The paths to modules that run some code to configure or set up the testing environment before each test
+    // setupFiles: [],
+
+    // A list of paths to modules that run some code to configure or set up the testing framework before each test
+    // setupFilesAfterEnv: [],
+
+    // The number of seconds after which a test is considered as slow and reported as such in the results.
+    // slowTestThreshold: 5,
+
+    // A list of paths to snapshot serializer modules Jest should use for snapshot testing
+    // snapshotSerializers: [],
+
+    // The test environment that will be used for testing
+    // testEnvironment: "jest-environment-node",
+
+    // Options that will be passed to the testEnvironment
+    // testEnvironmentOptions: {},
+
+    // Adds a location field to test results
+    // testLocationInResults: false,
+
+    // The glob patterns Jest uses to detect test files
+    // testMatch: [
+    //   "**/__tests__/**/*.[jt]s?(x)",
+    //   "**/?(*.)+(spec|test).[tj]s?(x)"
+    // ],
+
+    // An array of regexp pattern strings that are matched against all test paths, matched tests are skipped
+    // testPathIgnorePatterns: [
+    //   "\\\\node_modules\\\\"
+    // ],
+
+    // The regexp pattern or array of patterns that Jest uses to detect test files
+    // testRegex: [],
+
+    // This option allows the use of a custom results processor
+    // testResultsProcessor: undefined,
+
+    // This option allows use of a custom test runner
+    // testRunner: "jest-circus/runner",
+
+    // This option sets the URL for the jsdom environment. It is reflected in properties such as location.href
+    // testURL: "http://localhost",
+
+    // Setting this value to "fake" allows the use of fake timers for functions such as "setTimeout"
+    // timers: "real",
+
+    // A map from regular expressions to paths to transformers
+    // transform: undefined,
+
+    // An array of regexp pattern strings that are matched against all source file paths, matched files will skip transformation
+    // transformIgnorePatterns: [
+    //   "\\\\node_modules\\\\",
+    //   "\\.pnp\\.[^\\\\]+$"
+    // ],
+
+    // An array of regexp pattern strings that are matched against all modules before the module loader will automatically return a mock for them
+    // unmockedModulePathPatterns: undefined,
+
+    // Indicates whether each individual test should be reported during the run
+    // verbose: undefined,
+
+    // An array of regexp patterns that are matched against all source file paths before re-running tests in watch mode
+    // watchPathIgnorePatterns: [],
+
+    // Whether to use watchman for file crawling
+    // watchman: true,
+};

package.json

@@ -8,7 +8,8 @@
     "watch": "tsc -w",
     "lint": "eslint src/**/*.ts",
     "format": "eslint src/**/*.ts --fix",
-    "release": "standard-version && git push --follow-tags"
+    "release": "standard-version && git push --follow-tags",
+    "test": "jest --coverage --verbose"
   },
   "keywords": [],
   "author": "",
@@ -23,7 +24,13 @@
     "ts-results": "^3.3.0"
   },
   "devDependencies": {
+    "@babel/core": "^7.17.2",
+    "@babel/preset-env": "^7.16.11",
+    "@babel/preset-typescript": "^7.16.7",
+    "@types/jest": "^27.4.0",
+    "babel-jest": "^27.5.1",
     "cz-conventional-changelog": "^3.3.0",
+    "jest": "^27.5.1",
     "standard-version": "^9.3.2",
     "typescript": "^4.5.5"
   },

tests/functions.test.ts

@@ -0,0 +1,13 @@
+import { hasPrefix, fmt, isBot } from '../src/handler/utilities/messageHelpers';
+describe('FUNCTIONS', () => {
+    test('If hasPrefix is a function', () => {
+        expect(typeof hasPrefix).toBe('function');
+    });
+    test('if fmt is a function', () => {
+        expect(typeof fmt).toBe('function');
+    });
+    test('if isBot is a function', () => {
+        expect(typeof isBot).toBe('function');
+    });
+
+});

tsconfig.json

@@ -13,7 +13,9 @@
       "importsNotUsedAsValues": "error",
       "skipLibCheck": true,
       "declaration": true,
-      "forceConsistentCasingInFileNames": true
-    }
+      "forceConsistentCasingInFileNames": true,
+    },
+    "exclude": ["node_modules", "tests", "dist"],
+    "include": ["src"],
   }