test(prompt): migrate ava tests to jest (#916)

Author: armano2

@commitlint/prompt/package.json

@@ -11,28 +11,9 @@
     "commit": "git-cz",
     "deps": "dep-check",
     "pkg": "pkg-check --skip-import",
-    "start": "concurrently \"ava --watch --verbose\" \"yarn run watch\"",
-    "test": "ava --verbose",
+    "start": "yarn run watch",
     "watch": "babel src --out-dir lib --watch  --source-maps"
   },
-  "ava": {
-    "babel": {
-      "testOptions": {
-        "presets": [
-          "babel-preset-commitlint"
-        ]
-      }
-    },
-    "require": [
-      "@babel/register"
-    ],
-    "files": [
-      "src/**/*.test.js"
-    ],
-    "sources": [
-      "src/**/*.js"
-    ]
-  },
   "babel": {
     "presets": [
       "commitlint"
@@ -63,12 +44,9 @@
   "devDependencies": {
     "@babel/cli": "^7.7.7",
     "@babel/core": "^7.7.7",
-    "@babel/register": "^7.7.7",
     "@commitlint/utils": "^8.3.4",
-    "ava": "2.4.0",
     "babel-preset-commitlint": "^8.2.0",
     "commitizen": "3.1.2",
-    "concurrently": "3.6.1",
     "cross-env": "6.0.3"
   },
   "dependencies": {

@commitlint/prompt/src/library/get-prompt.test.js

@@ -1,28 +1,25 @@
-import test from 'ava';
 import getPrompt from './get-prompt';
 
-test('throws without params', t => {
-	t.throws(() => getPrompt(), /Missing prompter function/);
+test('throws without params', () => {
+	expect(() => getPrompt()).toThrow('Missing prompter function');
 });
 
-test('throws with incompatible prompter', t => {
-	t.throws(
-		() =>
-			getPrompt('type', {
-				prompter() {
-					return {};
-				}
-			}),
-		/prompt.removeAllListeners/
-	);
+test('throws with incompatible prompter', () => {
+	expect(() =>
+		getPrompt('type', {
+			prompter() {
+				return {};
+			}
+		})
+	).toThrow('prompt.removeAllListeners');
 });
 
-test('returns input unaltered wihtout rules', async t => {
+test('returns input unaltered wihtout rules', async () => {
 	const message = await getPrompt('type', {
 		prompter: stub('foobar')
 	});
 
-	t.is(message, 'foobar');
+	expect(message).toEqual('foobar');
 });
 
 function stub(input = '') {

jest.config.js

@@ -8,6 +8,7 @@ module.exports = {
 		'**/@commitlint/read/src/*.test.js?(x)',
 		'**/@commitlint/travis-cli/src/*.test.js?(x)',
 		'**/@commitlint/cli/src/*.test.js?(x)',
-		'**/@commitlint/prompt-cli/*.test.js?(x)'
+		'**/@commitlint/prompt-cli/*.test.js?(x)',
+		'**/@commitlint/prompt/src/**/*.test.js?(x)'
 	]
 };