diff --git a/extensions/vscode-test-resolver/package.json b/extensions/vscode-test-resolver/package.json
index a7011bdaf76..495d15fc7ba 100644
--- a/extensions/vscode-test-resolver/package.json
+++ b/extensions/vscode-test-resolver/package.json
@@ -18,7 +18,8 @@
 		"onResolveRemoteAuthority:test",
 		"onCommand:vscode-testresolver.newWindow",
 		"onCommand:vscode-testresolver.newWindowWithError",
-		"onCommand:vscode-testresolver.showLog"
+		"onCommand:vscode-testresolver.showLog",
+		"onCommand:vscode-testresolver.openTunnel"
 	],
 	"main": "./out/extension",
 	"devDependencies": {
@@ -52,6 +53,11 @@
 				"title": "Kill Server and Trigger Handled Error",
 				"category": "Remote-TestResolver",
 				"command": "vscode-testresolver.killServerAndTriggerHandledError"
+			},
+			{
+				"title": "Open Tunnel 100",
+				"category": "Remote-TestResolver",
+				"command": "vscode-testresolver.openTunnel"
 			}
 		],
 		"menus": {
diff --git a/extensions/vscode-test-resolver/src/extension.ts b/extensions/vscode-test-resolver/src/extension.ts
index 91b4d41bc66..b0e2adf9d90 100644
--- a/extensions/vscode-test-resolver/src/extension.ts
+++ b/extensions/vscode-test-resolver/src/extension.ts
@@ -213,16 +213,19 @@ export function activate(context: vscode.ExtensionContext) {
 				title: 'Open TestResolver Remote ([details](command:vscode-testresolver.showLog))',
 				cancellable: false
 			}, (progress) => doResolve(_authority, progress));
-		}
+		},
+		tunnelFactory,
+		tunnelFeatures: { elevation: true, public: false }
 	});
+	context.subscriptions.push(authorityResolverDisposable);
 
-	vscode.commands.registerCommand('vscode-testresolver.newWindow', () => {
+	context.subscriptions.push(vscode.commands.registerCommand('vscode-testresolver.newWindow', () => {
 		return vscode.commands.executeCommand('vscode.newWindow', { remoteAuthority: 'test+test' });
-	});
-	vscode.commands.registerCommand('vscode-testresolver.newWindowWithError', () => {
+	}));
+	context.subscriptions.push(vscode.commands.registerCommand('vscode-testresolver.newWindowWithError', () => {
 		return vscode.commands.executeCommand('vscode.newWindow', { remoteAuthority: 'test+error' });
-	});
-	vscode.commands.registerCommand('vscode-testresolver.killServerAndTriggerHandledError', () => {
+	}));
+	context.subscriptions.push(vscode.commands.registerCommand('vscode-testresolver.killServerAndTriggerHandledError', () => {
 		authorityResolverDisposable.dispose();
 		if (extHostProcess) {
 			terminateProcess(extHostProcess, context.extensionPath);
@@ -235,12 +238,22 @@ export function activate(context: vscode.ExtensionContext) {
 				throw vscode.RemoteAuthorityResolverError.NotAvailable('Intentional Error', true);
 			}
 		});
-	});
-	vscode.commands.registerCommand('vscode-testresolver.showLog', () => {
+	}));
+	context.subscriptions.push(vscode.commands.registerCommand('vscode-testresolver.showLog', () => {
 		if (outputChannel) {
 			outputChannel.show();
 		}
-	});
+	}));
+	context.subscriptions.push(vscode.commands.registerCommand('vscode-testresolver.openTunnel', () => {
+		vscode.workspace.openTunnel({
+			remoteAddress: {
+				host: 'localhost',
+				port: 100
+			},
+			localAddressPort: 100
+		});
+	}));
+	vscode.commands.executeCommand('setContext', 'forwardedPortsViewEnabled', true);
 }
 
 type ActionItem = (vscode.MessageItem & { execute: () => void; });
@@ -301,3 +314,20 @@ function sleep(ms: number): Promise<void> {
 function getConfiguration<T>(id: string): T | undefined {
 	return vscode.workspace.getConfiguration('testresolver').get<T>(id);
 }
+
+function tunnelFactory(tunnelOptions: vscode.TunnelOptions): Promise<vscode.Tunnel> | undefined {
+	const onDidDispose: vscode.EventEmitter<void> = new vscode.EventEmitter();
+	let isDisposed = false;
+	return Promise.resolve({
+		localAddress: { host: 'localhost', port: (tunnelOptions.localAddressPort === undefined ? tunnelOptions.remoteAddress.port : tunnelOptions.localAddressPort) + 1 },
+		remoteAddress: tunnelOptions.remoteAddress,
+		public: tunnelOptions.public,
+		onDidDispose: onDidDispose.event,
+		dispose: () => {
+			if (!isDisposed) {
+				isDisposed = true;
+				onDidDispose.fire();
+			}
+		}
+	});
+}