diff --git a/packages/techdocs-common/__mocks__/@azure/storage-blob.ts b/packages/techdocs-common/__mocks__/@azure/storage-blob.ts
index 6633a71b2c..7157f9da60 100644
--- a/packages/techdocs-common/__mocks__/@azure/storage-blob.ts
+++ b/packages/techdocs-common/__mocks__/@azure/storage-blob.ts
@@ -13,11 +13,31 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-import fs from 'fs';
 import type {
   BlobUploadCommonResponse,
   ContainerGetPropertiesResponse,
 } from '@azure/storage-blob';
+import fs from 'fs-extra';
+import os from 'os';
+import path from 'path';
+
+const rootDir = os.platform() === 'win32' ? 'C:\\rootDir' : '/rootDir';
+/**
+ * @param sourceFile contains either / or \ as file separator depending upon OS.
+ */
+const checkFileExists = async (sourceFile: string): Promise<boolean> => {
+  // sourceFile will always have / as file separator irrespective of OS since S3 expects /.
+  // Normalize sourceFile to OS specific path before checking if file exists.
+  const relativeFilePath = sourceFile.split(path.posix.sep).join(path.sep);
+  const filePath = path.join(rootDir, sourceFile);
+
+  try {
+    await fs.access(filePath, fs.constants.F_OK);
+    return true;
+  } catch (err) {
+    return false;
+  }
+};
 
 export class BlockBlobClient {
   private readonly blobName;
@@ -39,7 +59,7 @@ export class BlockBlobClient {
   }
 
   exists() {
-    return Promise.resolve(fs.existsSync(this.blobName));
+    return checkFileExists(this.blobName);
   }
 }
 
diff --git a/packages/techdocs-common/__mocks__/@google-cloud/storage.ts b/packages/techdocs-common/__mocks__/@google-cloud/storage.ts
index 503ee397b4..9f19e8bf99 100644
--- a/packages/techdocs-common/__mocks__/@google-cloud/storage.ts
+++ b/packages/techdocs-common/__mocks__/@google-cloud/storage.ts
@@ -32,8 +32,6 @@ const checkFileExists = async (sourceFile: string): Promise<boolean> => {
     await fs.access(filePath, fs.constants.F_OK);
     return true;
   } catch (err) {
-    console.log("File doesn't exist");
-    console.log(filePath);
     return false;
   }
 };
diff --git a/packages/techdocs-common/src/stages/publish/awsS3.test.ts b/packages/techdocs-common/src/stages/publish/awsS3.test.ts
index 4f586119e5..0c2a33dc03 100644
--- a/packages/techdocs-common/src/stages/publish/awsS3.test.ts
+++ b/packages/techdocs-common/src/stages/publish/awsS3.test.ts
@@ -22,6 +22,8 @@ import * as winston from 'winston';
 import { AwsS3Publish } from './awsS3';
 import { PublisherBase, TechDocsMetadata } from './types';
 
+// NOTE: /packages/techdocs-common/__mocks__ is being used to mock aws-sdk client library
+
 const createMockEntity = (annotations = {}): Entity => {
   return {
     apiVersion: 'version',
diff --git a/packages/techdocs-common/src/stages/publish/azureBlobStorage.test.ts b/packages/techdocs-common/src/stages/publish/azureBlobStorage.test.ts
index e43f9112f5..dfb32b9ce8 100644
--- a/packages/techdocs-common/src/stages/publish/azureBlobStorage.test.ts
+++ b/packages/techdocs-common/src/stages/publish/azureBlobStorage.test.ts
@@ -17,9 +17,13 @@ import { getVoidLogger } from '@backstage/backend-common';
 import type { Entity } from '@backstage/catalog-model';
 import { ConfigReader } from '@backstage/config';
 import mockFs from 'mock-fs';
+import os from 'os';
+import path from 'path';
 import { AzureBlobStoragePublish } from './azureBlobStorage';
 import { PublisherBase } from './types';
 
+// NOTE: /packages/techdocs-common/__mocks__ is being used to mock Azure client library
+
 const createMockEntity = (annotations = {}) => {
   return {
     apiVersion: 'version',
@@ -34,13 +38,14 @@ const createMockEntity = (annotations = {}) => {
   };
 };
 
+const rootDir = os.platform() === 'win32' ? 'C:\\rootDir' : '/rootDir';
 const getEntityRootDir = (entity: Entity) => {
   const {
     kind,
     metadata: { namespace, name },
   } = entity;
-  const entityRootDir = `${namespace}/${kind}/${name}`;
-  return entityRootDir;
+
+  return path.join(rootDir, namespace as string, kind, name);
 };
 
 function createLogger() {
@@ -106,7 +111,14 @@ describe('publishing with valid credentials', () => {
     });
 
     it('should fail to publish a directory', async () => {
-      const wrongPathToGeneratedDirectory = 'wrong/path/to/generatedDirectory';
+      const wrongPathToGeneratedDirectory = path.join(
+        rootDir,
+        'wrong',
+        'path',
+        'to',
+        'generatedDirectory',
+      );
+
       const entity = createMockEntity();
 
       await publisher
@@ -115,8 +127,8 @@ describe('publishing with valid credentials', () => {
           directory: wrongPathToGeneratedDirectory,
         })
         .catch(error =>
-          expect(error.message).toContain(
-            'Unable to upload file(s) to Azure Blob Storage. Error: Failed to read template directory: ENOENT, no such file or directory',
+          expect(error.message).toBe(
+            `Unable to upload file(s) to Azure Blob Storage. Error: Failed to read template directory: ENOENT, no such file or directory '${wrongPathToGeneratedDirectory}'`,
           ),
         );
       mockFs.restore();
@@ -227,7 +239,10 @@ describe('error reporting', () => {
 
     expect(logger.error).toHaveBeenCalledWith(
       expect.stringContaining(
-        `Unable to upload file(s) to Azure Blob Storage. Error: Upload failed for test-namespace/TestKind/test-component-name/index.html with status code 500`,
+        `Unable to upload file(s) to Azure Blob Storage. Error: Upload failed for ${path.join(
+          entityRootDir,
+          'index.html',
+        )} with status code 500`,
       ),
     );
 
diff --git a/packages/techdocs-common/src/stages/publish/googleStorage.test.ts b/packages/techdocs-common/src/stages/publish/googleStorage.test.ts
index 9d4904b223..1069b7b9a4 100644
--- a/packages/techdocs-common/src/stages/publish/googleStorage.test.ts
+++ b/packages/techdocs-common/src/stages/publish/googleStorage.test.ts
@@ -22,6 +22,8 @@ import path from 'path';
 import { GoogleGCSPublish } from './googleStorage';
 import { PublisherBase } from './types';
 
+// NOTE: /packages/techdocs-common/__mocks__ is being used to mock Google Cloud Storage client library
+
 const createMockEntity = (annotations = {}): Entity => {
   return {
     apiVersion: 'version',