refactor: moved unit test to separate file

Author: philprime

action.yml

@@ -6,12 +6,16 @@ inputs:
     required: true
   releases-only:
     description: If true, consider only tags that have an associated release
+    default: "false"
   prefix:
     description: Consider only tags starting with this string prefix
   regex:
     description: Consider only tags that matches specified RegEx pattern.
   sort-tags:
-    description: If true, look through all tags to find the greatest (semver-like) version, else just get the most recent tag. Defaults to true (strongly recommended), or to false if *releases-only* is enabled
+    description: |
+      If true, look through all tags to find the greatest (semver-like) version, else just get the most recent tag. 
+      Defaults to true (strongly recommended), or to false if *releases-only* is enabled
+    default: "true"
   token:
     description: Personal access token (auto-populated). It is used only because anonymous requests are rate-limited. It can be overridden to an empty value.
     default: ${{ github.token }}

getLatestTag.test.js

@@ -0,0 +1,9 @@
+const getLatestTag = require("./getLatestTag");
+
+test("wait 500 ms", async () => {
+  const start = new Date();
+  await getLatestTag();
+  const end = new Date();
+  var delta = Math.abs(end - start);
+  expect(delta).toBeGreaterThanOrEqual(500);
+});

index.test.js

@@ -1,24 +1,10 @@
-const wait = require('./wait');
-const process = require('process');
-const cp = require('child_process');
-const path = require('path');
+const process = require("process");
+const cp = require("child_process");
+const path = require("path");
 
-test('throws invalid number', async () => {
-  await expect(wait('foo')).rejects.toThrow('milliseconds not a number');
-});
-
-test('wait 500 ms', async () => {
-  const start = new Date();
-  await wait(500);
-  const end = new Date();
-  var delta = Math.abs(end - start);
-  expect(delta).toBeGreaterThanOrEqual(500);
-});
-
-// shows how the runner will run a javascript action with env / stdout protocol
-test('test runs', () => {
-  process.env['INPUT_MILLISECONDS'] = 100;
-  const ip = path.join(__dirname, 'index.js');
-  const result = cp.execSync(`node ${ip}`, {env: process.env}).toString();
+test("test runs", () => {
+  process.env["INPUT_MILLISECONDS"] = 100;
+  const ip = path.join(__dirname, "index.js");
+  const result = cp.execSync(`node ${ip}`, { env: process.env }).toString();
   console.log(result);
-})
+});