diff --git a/src/sql/workbench/contrib/notebook/test/browser/notebookService.test.ts b/src/sql/workbench/contrib/notebook/test/browser/notebookService.test.ts
new file mode 100644
index 0000000000..cc38985813
--- /dev/null
+++ b/src/sql/workbench/contrib/notebook/test/browser/notebookService.test.ts
@@ -0,0 +1,86 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the Source EULA. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+
+import * as assert from 'assert';
+import { NotebookService } from 'sql/workbench/services/notebook/browser/notebookServiceImpl';
+import { TestLifecycleService, TestFileService } from 'vs/workbench/test/browser/workbenchTestServices';
+import { TestStorageService, TestExtensionService } from 'vs/workbench/test/common/workbenchTestServices';
+import { TestInstantiationService } from 'vs/platform/instantiation/test/common/instantiationServiceMock';
+import { IExtensionManagementService, InstallExtensionEvent, DidInstallExtensionEvent, IExtensionIdentifier, DidUninstallExtensionEvent } from 'vs/platform/extensionManagement/common/extensionManagement';
+import { ExtensionManagementService } from 'vs/workbench/services/extensionManagement/common/extensionManagementService';
+import { NullLogService } from 'vs/platform/log/common/log';
+import { NBTestQueryManagementService } from 'sql/workbench/contrib/notebook/test/nbTestQueryManagementService';
+import { INotebookService } from 'sql/workbench/services/notebook/browser/notebookService';
+import { Emitter } from 'vs/base/common/event';
+import { Registry } from 'vs/platform/registry/common/platform';
+import { NotebookProviderRegistration, INotebookProviderRegistry, Extensions } from 'sql/workbench/services/notebook/common/notebookRegistry';
+
+suite('Notebook Service Tests', function (): void {
+	let notebookService: INotebookService;
+
+	let installEvent: Emitter<InstallExtensionEvent>,
+		didInstallEvent: Emitter<DidInstallExtensionEvent>,
+		uninstallEvent: Emitter<IExtensionIdentifier>,
+		didUninstallEvent: Emitter<DidUninstallExtensionEvent>;
+
+	setup(() => {
+		const lifecycleService = new TestLifecycleService();
+		const storageService = new TestStorageService();
+		const extensionService = new TestExtensionService();
+		const fileService = new TestFileService();
+		const logService = new NullLogService();
+		const queryManagementService = new NBTestQueryManagementService();
+
+		const instantiationService = new TestInstantiationService();
+
+		installEvent = new Emitter<InstallExtensionEvent>();
+		didInstallEvent = new Emitter<DidInstallExtensionEvent>();
+		uninstallEvent = new Emitter<IExtensionIdentifier>();
+		didUninstallEvent = new Emitter<DidUninstallExtensionEvent>();
+
+		instantiationService.stub(IExtensionManagementService, ExtensionManagementService);
+		instantiationService.stub(IExtensionManagementService, 'onInstallExtension', installEvent.event);
+		instantiationService.stub(IExtensionManagementService, 'onDidInstallExtension', didInstallEvent.event);
+		instantiationService.stub(IExtensionManagementService, 'onUninstallExtension', uninstallEvent.event);
+		instantiationService.stub(IExtensionManagementService, 'onDidUninstallExtension', didUninstallEvent.event);
+		const extensionManagementService = instantiationService.get(IExtensionManagementService);
+
+		notebookService = new NotebookService(lifecycleService, storageService, extensionService, extensionManagementService, instantiationService, fileService, logService, queryManagementService);
+	});
+
+	test('Validate default properties on create', async function (): Promise<void> {
+		assert.equal(notebookService.languageMagics.length, 0, 'No language magics should exist after creation');
+		assert.equal(notebookService.listNotebookEditors().length, 0, 'No notebook editors should be listed');
+		assert.equal(notebookService.getMimeRegistry().mimeTypes.length, 15, 'MIME Types need to have appropriate tests when added or removed');
+		assert.deepEqual(notebookService.getProvidersForFileType('ipynb'), ['sql'], 'sql provider should be registered for ipynb extension');
+		assert.equal(notebookService.getStandardKernelsForProvider('sql').length, 1, 'SQL kernel should be provided by default');
+		assert.equal(notebookService.getStandardKernelsForProvider('otherProvider'), undefined, 'Other provider should not have kernels since it has not been added as a provider');
+		assert.deepEqual(notebookService.getSupportedFileExtensions(), ['IPYNB'], 'IPYNB file extension should be supported by default');
+	});
+
+	test('Validate another provider added successfully', async function (): Promise<void> {
+		await notebookService.registrationComplete;
+		assert.equal(notebookService.isRegistrationComplete, true, 'Registration should be complete since sql provider exists in queryManagementService');
+		assert.deepEqual(notebookService.getProvidersForFileType('ipynb'), ['sql'], 'sql provider should be registered for ipynb extension');
+
+		const otherProviderRegistration: NotebookProviderRegistration = {
+			fileExtensions: 'ipynb',
+			standardKernels: {
+				name: 'kernel1',
+				connectionProviderIds: [],
+				displayName: 'Kernel 1'
+			},
+			provider: 'otherProvider'
+		};
+
+		const notebookRegistry = Registry.as<INotebookProviderRegistry>(Extensions.NotebookProviderContribution);
+		notebookRegistry.registerNotebookProvider(otherProviderRegistration);
+
+		assert.deepEqual(notebookService.getProvidersForFileType('ipynb'), ['sql', 'otherProvider'], 'otherProvider should also be registered for ipynb extension');
+		assert.deepEqual(notebookService.getSupportedFileExtensions(), ['IPYNB'], 'Only IPYNB should be registered as supported file extension');
+		assert.equal(notebookService.getStandardKernelsForProvider('otherProvider').length, 1, 'otherProvider kernel info could not be found');
+		assert.deepEqual(notebookService.getStandardKernelsForProvider('otherProvider')[0], otherProviderRegistration.standardKernels, 'otherProviderRegistration standard kernels does not match');
+	});
+});
diff --git a/src/sql/workbench/contrib/notebook/test/nbTestQueryManagementService.ts b/src/sql/workbench/contrib/notebook/test/nbTestQueryManagementService.ts
new file mode 100644
index 0000000000..68cd3551ee
--- /dev/null
+++ b/src/sql/workbench/contrib/notebook/test/nbTestQueryManagementService.ts
@@ -0,0 +1,16 @@
+/*---------------------------------------------------------------------------------------------
+ *  Copyright (c) Microsoft Corporation. All rights reserved.
+ *  Licensed under the Source EULA. See License.txt in the project root for license information.
+ *--------------------------------------------------------------------------------------------*/
+
+import { TestQueryManagementService } from 'sql/workbench/services/query/test/common/testQueryManagementService';
+import { Event, Emitter } from 'vs/base/common/event';
+
+export class NBTestQueryManagementService extends TestQueryManagementService {
+	readonly _onHandlerAdded = new Emitter<string>();
+	onHandlerAdded: Event<string> = this._onHandlerAdded.event;
+
+	getRegisteredProviders(): string[] {
+		return ['sql'];
+	}
+}
diff --git a/src/sql/workbench/services/notebook/browser/notebookServiceImpl.ts b/src/sql/workbench/services/notebook/browser/notebookServiceImpl.ts
index bfa7c0c1b6..9aee89d546 100644
--- a/src/sql/workbench/services/notebook/browser/notebookServiceImpl.ts
+++ b/src/sql/workbench/services/notebook/browser/notebookServiceImpl.ts
@@ -115,8 +115,7 @@ export class NotebookService extends Disposable implements INotebookService {
 		@IInstantiationService private _instantiationService: IInstantiationService,
 		@IFileService private readonly _fileService: IFileService,
 		@ILogService private readonly _logService: ILogService,
-		@IQueryManagementService private readonly _queryManagementService: IQueryManagementService,
-		@ILogService private readonly logService: ILogService
+		@IQueryManagementService private readonly _queryManagementService: IQueryManagementService
 	) {
 		super();
 		this._providersMemento = new Memento('notebookProviders', this._storageService);
@@ -181,7 +180,7 @@ export class NotebookService extends Disposable implements INotebookService {
 		this._registrationComplete.resolve();
 	}
 
-	private updateRegisteredProviders(p: { id: string; registration: NotebookProviderRegistration; }) {
+	private updateRegisteredProviders(p: { id: string; registration: NotebookProviderRegistration }) {
 		let registration = p.registration;
 
 		if (!this._providers.has(p.id)) {
@@ -398,7 +397,7 @@ export class NotebookService extends Disposable implements INotebookService {
 				try {
 					await this._extensionService.whenInstalledExtensionsRegistered();
 				} catch (error) {
-					this.logService.error(error);
+					this._logService.error(error);
 				}
 				instance = await this.waitOnProviderAvailability(providerDescriptor);
 			} else {