added tests

Author: mashpie

.gitignore

@@ -1 +1,3 @@
 /node_modules
+/.nyc_output
+/coverage

.gitlab-ci.yml

@@ -0,0 +1,25 @@
+image: node:lts-alpine
+
+cache:
+  paths:
+    - node_modules/
+
+stages:
+  - test
+  - audit
+
+test:
+  stage: test
+  except:
+  - schedules
+  script:
+    - yarn install
+    - yarn test:ci
+  coverage: '/^Statements\s*:\s*([^%]+)/'
+
+audit:
+  stage: audit
+  only:
+  - schedules
+  script:
+    - yarn audit

README.md

@@ -17,7 +17,7 @@ npm install @uscreen.de/common-esm
 ## Usage
 
 ```js
-import { dirname, filename, join, json, isMain } from '@uscreen.de/common-esm'
+import { dirname, filename, join, requireJson, isMain } from '@uscreen.de/common-esm'
 
 // --- provided by desm ---
 

index.test.js

@@ -0,0 +1,53 @@
+import tap from 'tap'
+import { fileURLToPath } from 'url'
+import { dirname as dirnamePath } from 'path'
+import { dirname, filename, join, requireJson, isMain } from './index.js'
+
+tap.test('Test Setup', (t) => {
+  t.equal(true, true, 'Tests and assertions should work')
+  t.end()
+})
+
+const __dirname = dirnamePath(fileURLToPath(import.meta.url))
+const __filename = fileURLToPath(import.meta.url)
+
+tap.test('dirname', (t) => {
+  t.equal(
+    dirname(import.meta.url),
+    __dirname,
+    'dirname should return the current directory'
+  )
+  t.end()
+})
+
+tap.test('filename', (t) => {
+  t.equal(
+    filename(import.meta.url),
+    __filename,
+    'filename should return the current file'
+  )
+  t.end()
+})
+
+tap.test('join', (t) => {
+  t.equal(
+    join(import.meta.url, 'a', 'b', 'c'),
+    `${__dirname}/a/b/c`,
+    'join should join the given paths'
+  )
+  t.end()
+})
+
+tap.test('requireJson', (t) => {
+  t.equal(
+    requireJson(import.meta.url, './package.json').name,
+    '@uscreen.de/common-esm',
+    'requireJson should require a JSON file'
+  )
+  t.end()
+})
+
+tap.test('isMain', (t) => {
+  t.equal(isMain(import.meta.url), true, 'isMain should return true')
+  t.end()
+})

package.json

@@ -7,10 +7,17 @@
   "repository": "[email protected]:uscreen/npm/common-esm.git",
   "author": "Marcus Spiegel <[email protected]>",
   "license": "MIT",
+  "scripts": {
+    "test": "c8 tap",
+    "test:cov": "c8 --reporter=html --reporter=text tap",
+    "test:ci": "c8 --reporter=text-summary tap"
+  },
   "dependencies": {
     "desm": "^1.3.0"
   },
   "devDependencies": {
-    "@uscreen.de/eslint-config-prettystandard-node": "^0.2.10"
+    "@uscreen.de/eslint-config-prettystandard-node": "^0.2.10",
+    "c8": "^7.12.0",
+    "tap": "^16.3.0"
   }
 }