diff --git a/__tests__/auth.test.ts b/__tests__/auth.test.ts
index fccb3fe5..94ad7e1c 100644
--- a/__tests__/auth.test.ts
+++ b/__tests__/auth.test.ts
@@ -1,6 +1,7 @@
 import io = require('@actions/io');
 import fs = require('fs');
 import path = require('path');
+import * as core from '@actions/core';
 import os from 'os';
 
 import * as auth from '../src/auth';
@@ -10,11 +11,14 @@ const settingsFile = path.join(m2Dir, auth.SETTINGS_FILE);
 
 describe('auth tests', () => {
   let spyOSHomedir: jest.SpyInstance;
+  let spyInfo: jest.SpyInstance;
 
   beforeEach(async () => {
     await io.rmRF(m2Dir);
     spyOSHomedir = jest.spyOn(os, 'homedir');
     spyOSHomedir.mockReturnValue(__dirname);
+    spyInfo = jest.spyOn(core, 'info');
+    spyInfo.mockImplementation(() => null);
   }, 300000);
 
   afterAll(async () => {
diff --git a/__tests__/cache.test.ts b/__tests__/cache.test.ts
index 54856ee6..b748e802 100644
--- a/__tests__/cache.test.ts
+++ b/__tests__/cache.test.ts
@@ -14,6 +14,8 @@ describe('dependency cache', () => {
   let workspace: string;
   let spyInfo: jest.SpyInstance<void, Parameters<typeof core.info>>;
   let spyWarning: jest.SpyInstance<void, Parameters<typeof core.warning>>;
+  let spyDebug: jest.SpyInstance<void, Parameters<typeof core.debug>>;
+  let spySaveState: jest.SpyInstance<void, Parameters<typeof core.saveState>>;
 
   beforeEach(() => {
     workspace = mkdtempSync(join(tmpdir(), 'setup-java-cache-'));
@@ -38,7 +40,16 @@ describe('dependency cache', () => {
 
   beforeEach(() => {
     spyInfo = jest.spyOn(core, 'info');
+    spyInfo.mockImplementation(() => null);
+
     spyWarning = jest.spyOn(core, 'warning');
+    spyWarning.mockImplementation(() => null);
+
+    spyDebug = jest.spyOn(core, 'debug');
+    spyDebug.mockImplementation(() => null);
+
+    spySaveState = jest.spyOn(core, 'saveState');
+    spySaveState.mockImplementation(() => null);
   });
 
   afterEach(() => {
@@ -58,6 +69,7 @@ describe('dependency cache', () => {
       spyCacheRestore = jest
         .spyOn(cache, 'restoreCache')
         .mockImplementation((paths: string[], primaryKey: string) => Promise.resolve(undefined));
+      spyWarning.mockImplementation(() => null);
     });
 
     it('throws error if unsupported package manager specified', () => {
@@ -117,6 +129,7 @@ describe('dependency cache', () => {
       spyCacheSave = jest
         .spyOn(cache, 'saveCache')
         .mockImplementation((paths: string[], key: string) => Promise.resolve(0));
+      spyWarning.mockImplementation(() => null);
     });
 
     it('throws error if unsupported package manager specified', () => {