additional logs and tests

__tests__/functions/exclude.test.js

@@ -4,6 +4,7 @@ import {Exclude} from '../../src/functions/exclude'
 const warningMock = jest.spyOn(core, 'warning').mockImplementation(() => {})
 const setFailedMock = jest.spyOn(core, 'setFailed').mockImplementation(() => {})
 const infoMock = jest.spyOn(core, 'info').mockImplementation(() => {})
+const debugMock = jest.spyOn(core, 'debug').mockImplementation(() => {})
 
 var exclude
 beforeEach(() => {
@@ -74,6 +75,15 @@ test('does not raise an exception when no exclude file is found and it is not re
   )
 })
 
+test('does not raise an exception when no exclude file is found and it is required', () => {
+  process.env.INPUT_EXCLUDE_FILE = ''
+  process.env.INPUT_EXCLUDE_FILE_REQUIRED = 'true'
+
+  const exclude = new Exclude()
+  expect(exclude.isExcluded('exclude-me.json')).toBe(false)
+  expect(debugMock).toHaveBeenCalledWith(`exclude_file was not provided - OK`)
+})
+
 test('excludes a file that is not tracked by git', () => {
   process.env.INPUT_EXCLUDE_FILE = ''
   const exclude = new Exclude()

__tests__/main.test.js

@@ -1,10 +1,12 @@
+import * as core from '@actions/core'
 import {run} from '../src/main'
 import * as jsonValidator from '../src/functions/json-validator'
 import * as yamlValidator from '../src/functions/yaml-validator'
 import * as processResults from '../src/functions/process-results'
 
 beforeEach(() => {
   jest.clearAllMocks()
+  jest.spyOn(core, 'debug').mockImplementation(() => {})
   jest.spyOn(jsonValidator, 'jsonValidator').mockImplementation(() => {
     return {success: true, failed: 0, passed: 8, skipped: 0, violations: []}
   })

src/functions/exclude.js

@@ -25,6 +25,8 @@ export class Exclude {
 
         core.info(`exclude_file was not found, but it is not required - OK`)
       }
+    } else {
+      core.debug(`exclude_file was not provided - OK`)
     }
 
     // if gitTrackOnly is true, add the git exclude patterns from the .gitignore file if it exists