Azure Resources API (v4) client tools tests

api/src/auth/apiRequest/AzureResourcesApiRequestContext.ts

@@ -3,8 +3,9 @@
  *  Licensed under the MIT License. See License.txt in the project root for license information.
  *--------------------------------------------------------------------------------------------*/
 
-import { AzureResourcesExtensionApi } from "../../extensionApi";
+import { AzureResourcesExtensionApi, AzureResourcesExtensionAuthApi } from "../../extensionApi";
 import { AzureExtensionApi } from "../../utils/apiUtils";
+import { AzExtCredentialManager } from "../credentialManager/AzExtCredentialManager";
 import { AzureResourcesApiRequestError } from "./apiRequestErrors";
 
 export interface AzureResourcesApiRequestContext {
@@ -30,3 +31,19 @@ export interface AzureResourcesApiRequestContext {
      */
     onApiRequestError?: (error: AzureResourcesApiRequestError) => void | Promise<void>;
 }
+
+// NOTE: Dependency injection options for tests; skip publically exporting this in the index
+export interface CustomRequestDependenciesContext extends AzureResourcesApiRequestContext {
+    /**
+     * An optional credential manager used for issuing and verifying the client extensions credentials. If none are supplied, a simple UUID credential manager is used.
+     * @test Use this to more easily mock and inspect the behavior of the underlying credential manager.
+     */
+    credentialManager?: AzExtCredentialManager;
+
+    /**
+     * An optional API provider to be used in lieu of the VS Code extension provider `vscode.extension.getExtension()`.
+     * This should _NOT_ be used in production environments.
+     * @test Use this to more easily mock and inject custom host extension API exports.
+     */
+    hostApiProvider?: { getApi(): AzureResourcesExtensionAuthApi };
+}

api/src/auth/apiRequest/apiRequest.ts

@@ -8,7 +8,7 @@ import { AzureResourcesExtensionAuthApi } from "../../extensionApi";
 import { apiUtils, AzureExtensionApi } from "../../utils/apiUtils";
 import { AzExtCredentialManager } from "../credentialManager/AzExtCredentialManager";
 import { AzExtUUIDCredentialManager } from "../credentialManager/AzExtUUIDCredentialManager";
-import { AzureResourcesApiRequestContext } from "./AzureResourcesApiRequestContext";
+import { AzureResourcesApiRequestContext, CustomRequestDependenciesContext } from "./AzureResourcesApiRequestContext";
 import { AzureResourcesApiRequestErrorCode } from "./apiRequestErrors";
 
 const azureResourcesAuthApiVersion: string = '^4.0.0';
@@ -38,7 +38,7 @@ export function prepareAzureResourcesApiRequest<T extends AzureExtensionApi>(con
         throw new Error('You must specify at least one Azure Resources API version.');
     }
 
-    const clientCredentialManager: AzExtCredentialManager = new AzExtUUIDCredentialManager();
+    const clientCredentialManager: AzExtCredentialManager = (context as CustomRequestDependenciesContext).credentialManager ?? new AzExtUUIDCredentialManager();
 
     if (!clientExtensionApi.receiveAzureResourcesApiSession) {
         clientExtensionApi.receiveAzureResourcesApiSession = createReceiveAzureResourcesApiSession(context, clientCredentialManager);
@@ -62,7 +62,7 @@ async function requestAzureResourcesSession(context: AzureResourcesApiRequestCon
     }
 
     try {
-        const resourcesAuthApi = await getExtensionApi<AzureResourcesExtensionAuthApi>(azureResourcesExtId, azureResourcesAuthApiVersion);
+        const resourcesAuthApi = (context as CustomRequestDependenciesContext).hostApiProvider?.getApi() ?? await getExtensionApi<AzureResourcesExtensionAuthApi>(azureResourcesExtId, azureResourcesAuthApiVersion);
         await resourcesAuthApi.createAzureResourcesApiSession(context.clientExtensionId, clientApiVersion, clientCredential);
     } catch (err) {
         if (err instanceof Error) {
@@ -92,7 +92,7 @@ function createReceiveAzureResourcesApiSession(context: AzureResourcesApiRequest
         }
 
         try {
-            const resourcesAuthApi = await getExtensionApi<AzureResourcesExtensionAuthApi>(azureResourcesExtId, azureResourcesAuthApiVersion);
+            const resourcesAuthApi = (context as CustomRequestDependenciesContext).hostApiProvider?.getApi() ?? await getExtensionApi<AzureResourcesExtensionAuthApi>(azureResourcesExtId, azureResourcesAuthApiVersion);
             const resourcesApis = await resourcesAuthApi.getAzureResourcesApis(context.clientExtensionId, azureResourcesCredential, context.azureResourcesApiVersions);
             void context.onDidReceiveAzureResourcesApis(resourcesApis);
         } catch (err) {

api/src/index.ts

@@ -5,7 +5,7 @@
 
 export * from './auth/apiRequest/apiRequest';
 export * from './auth/apiRequest/apiRequestErrors';
-export * from './auth/apiRequest/AzureResourcesApiRequestContext';
+export { AzureResourcesApiRequestContext } from './auth/apiRequest/AzureResourcesApiRequestContext';
 export * from './AzExtResourceType';
 export * from './extensionApi';
 export * from './getAzExtResourceType';

test/api/auth/MockUUIDCredentialManager.ts

@@ -11,7 +11,11 @@ import { maskValue } from "../../../api/src/utils/maskValue";
  * but with a public getter to inspect the UUIDs during test.
  */
 export class MockUUIDCredentialManager implements AzExtCredentialManager {
-    #uuidMap: Map<string, string> = new Map();
+    #uuidMap: Map<string, string>;
+
+    constructor() {
+        this.#uuidMap = new Map();
+    }
 
     get uuidMap() {
         return this.#uuidMap;

test/api/auth/v4.client.test.ts

@@ -0,0 +1,92 @@
+/*---------------------------------------------------------------------------------------------
+*  Copyright (c) Microsoft Corporation. All rights reserved.
+*  Licensed under the MIT License. See License.txt in the project root for license information.
+*--------------------------------------------------------------------------------------------*/
+
+import * as assert from "assert";
+import { AzureExtensionApi, AzureResourcesApiRequestContext, AzureResourcesApiRequestError, AzureResourcesApiRequestErrorCode, AzureResourcesExtensionApi, prepareAzureResourcesApiRequest } from "../../../api/src";
+import { CustomRequestDependenciesContext } from "../../../api/src/auth/apiRequest/AzureResourcesApiRequestContext";
+import { AzExtUUIDCredentialManager } from "../../../api/src/auth/credentialManager/AzExtUUIDCredentialManager";
+import { createMockAuthApi } from "./mockAuthApi";
+
+const clientExtensionId: string = 'ms-azuretools.vscode-azurecontainerapps';
+
+suite('Azure Resources API client-side request tests', async () => {
+    test('prepareAzureResourcesApiRequest should successfully enable the handshake & return available APIs if on the allow list', async () => {
+        let receivedResourcesApis: (AzureExtensionApi | AzureResourcesExtensionApi | undefined)[] = [];
+
+        await new Promise<void>((resolve) => {
+            const timeout = setTimeout(resolve, 5000);
+
+            const requestContext: AzureResourcesApiRequestContext = {
+                clientExtensionId,
+                azureResourcesApiVersions: ['0.0.1', '^2.0.0'],
+                onDidReceiveAzureResourcesApis: (azureResourcesApis: (AzureExtensionApi | AzureResourcesExtensionApi | undefined)[]) => {
+                    clearTimeout(timeout);
+                    receivedResourcesApis = azureResourcesApis;
+                    resolve();
+                },
+                onApiRequestError: () => {
+                    clearTimeout(timeout);
+                    resolve();
+                },
+            };
+
+            const coreClientExtensionApi: AzureExtensionApi = {
+                apiVersion: '1.0.0',
+            };
+
+            // Inject an external manager so the two preparation calls that follow will point to the same one
+            (requestContext as CustomRequestDependenciesContext).credentialManager = new AzExtUUIDCredentialManager();
+
+            // For testing, it is necessary to wire up both the client and host api provider to represent the parties on each side of the handshake.
+            // The prepare call needs to happen twice in order to set this scenario up - once to generate the client API for the host to point to,
+            // and then once more to pass that client to the host API for the final handshake method to point to.
+            //
+            // NOTE: This is not normally necessary since VS Code's API normally manages extension exports; however, this is not something we can rely on
+            // during tests because we need to be able to point to our own mocked APIs (which requires us to swap out the native VS Code extension provider).
+
+            const { clientApi } = prepareAzureResourcesApiRequest(requestContext, coreClientExtensionApi);
+            const hostApi = createMockAuthApi({ clientApiProvider: { getApi: () => clientApi } });
+            (requestContext as CustomRequestDependenciesContext).hostApiProvider = { getApi: () => hostApi };
+
+            const { requestResourcesApis } = prepareAzureResourcesApiRequest(requestContext, clientApi);
+            requestResourcesApis();
+        });
+
+        assert.equal(receivedResourcesApis[0]?.apiVersion, '0.0.1');
+        assert.match(receivedResourcesApis[1]?.apiVersion ?? '', /^2\./);
+    });
+
+    test('prepareAzureResourcesApiRequest should return an error if not on the allow list', async () => {
+        let receivedError: AzureResourcesApiRequestError | undefined;
+
+        await new Promise<void>((resolve) => {
+            const timeout = setTimeout(resolve, 5000);
+
+            const requestContext: AzureResourcesApiRequestContext = {
+                clientExtensionId: 'extension1',
+                azureResourcesApiVersions: ['0.0.1', '^2.0.0'],
+                onDidReceiveAzureResourcesApis: () => {
+                    clearTimeout(timeout);
+                    resolve();
+                },
+                onApiRequestError: (error: AzureResourcesApiRequestError) => {
+                    clearTimeout(timeout);
+                    receivedError = error;
+                    resolve();
+                }
+            };
+
+            const coreClientExtensionApi: AzureExtensionApi = {
+                apiVersion: '1.0.0',
+            };
+
+            // We don't need to wire up the custom test api providers as we expect the initial call to fail before the host ever tries to reach back out to the client
+            const { requestResourcesApis } = prepareAzureResourcesApiRequest(requestContext, coreClientExtensionApi);
+            requestResourcesApis();
+        });
+
+        assert.equal(receivedError?.code, AzureResourcesApiRequestErrorCode.HostCreateSessionFailed);
+    });
+});