Fix tests and async call in changelog write

Author: silvanocerza

__tests__/changelog.test.ts

@@ -6,17 +6,19 @@ import {Changelog} from '../src/changelog'
 import {GitCommit} from '../src/git'
 import {TEST_DIR} from './common.test.utils'
 
+const CHANGELOG_TEST_DIR = path.join(TEST_DIR, 'changelog')
+
 describe('Changelog', () => {
   afterAll(() => {
-    io.rmRF(TEST_DIR)
+    io.rmRF(CHANGELOG_TEST_DIR)
   })
 
   it('Verifies changelog is saved to file', async () => {
     const settings = {} as Settings
-    settings.changelogFilePath = path.join(TEST_DIR, 'CHANGELOG.md')
+    settings.changelogFilePath = path.join(CHANGELOG_TEST_DIR, 'CHANGELOG.md')
 
     // Verifies path doesn't exists
-    expect(fs.existsSync(TEST_DIR)).toBe(false)
+    expect(fs.existsSync(CHANGELOG_TEST_DIR)).toBe(false)
 
     const gitLog: GitCommit[] = [
       new GitCommit('295b513', 'Third commit'),

__tests__/git.test.ts

@@ -7,13 +7,15 @@ import {Git} from '../src/git'
 import {Settings} from '../src/settings'
 import {TEST_DIR} from './common.test.utils'
 
+const GIT_TEST_DIR = path.join(TEST_DIR, 'git')
+
 async function runGit(args: string[], cwd: string) {
   const gitPath = await io.which('git', true)
   await exec.exec(`"${gitPath}"`, args, {cwd})
 }
 
 async function initTestRepo(): Promise<string> {
-  const cwd = path.join(TEST_DIR, uuid.v4())
+  const cwd = path.join(GIT_TEST_DIR, uuid.v4())
   await io.mkdirP(cwd)
   await runGit(['init', '.'], cwd)
   return cwd
@@ -32,7 +34,7 @@ async function createAndCommitFile(name: string, message: string, cwd: string) {
 
 describe('Git commands', () => {
   afterAll(() => {
-    io.rmRF(TEST_DIR)
+    io.rmRF(GIT_TEST_DIR)
   })
 
   it('Verifies tag is returned if checked out on same commit', async () => {

src/changelog.ts

@@ -1,6 +1,5 @@
 import * as fs from 'fs'
 import * as path from 'path'
-import * as io from '@actions/io'
 import {Settings} from './settings'
 import {GitCommit} from './git'
 
@@ -20,7 +19,7 @@ export class Changelog {
 
     const changelogDir: string = path.parse(this.settings.changelogFilePath).dir
     if (!fs.existsSync(changelogDir)) {
-      io.mkdirP(changelogDir)
+      fs.mkdirSync(changelogDir)
     }
 
     fs.writeFileSync(this.settings.changelogFilePath, lines.join('\n'))