test: Add e2e test for lambda data client

packages/backend-function/package.json

@@ -33,7 +33,6 @@
   "devDependencies": {
     "@aws-amplify/backend-platform-test-stubs": "^0.3.6",
     "@aws-amplify/platform-core": "^1.1.0",
-    "@aws-sdk/client-s3": "^3.624.0",
     "@aws-sdk/client-ssm": "^3.624.0",
     "aws-sdk": "^2.1550.0",
     "uuid": "^9.0.1"

packages/integration-tests/src/test-e2e/deployment/data_and_function_project.deployment.test.ts

@@ -0,0 +1,4 @@
+import { defineDeploymentTest } from './deployment.test.template.js';
+import { DataAndFunctionTestProjectCreator } from '../../test-project-setup/data_and_function_project.js';
+
+defineDeploymentTest(new DataAndFunctionTestProjectCreator());

packages/integration-tests/src/test-e2e/sandbox/data_and_function_project.sandbox.test.ts

@@ -0,0 +1,4 @@
+import { defineSandboxTest } from './sandbox.test.template.js';
+import { DataAndFunctionTestProjectCreator } from '../../test-project-setup/data_and_function_project.js';
+
+defineSandboxTest(new DataAndFunctionTestProjectCreator());

packages/integration-tests/src/test-project-setup/data_and_function_project.ts

@@ -0,0 +1,176 @@
+import { TestProjectBase } from './test_project_base.js';
+import fs from 'fs/promises';
+import { createEmptyAmplifyProject } from './create_empty_amplify_project.js';
+import { CloudFormationClient } from '@aws-sdk/client-cloudformation';
+import { TestProjectCreator } from './test_project_creator.js';
+import { AmplifyClient } from '@aws-sdk/client-amplify';
+import { BackendIdentifier } from '@aws-amplify/plugin-types';
+import { LambdaClient } from '@aws-sdk/client-lambda';
+import { DeployedResourcesFinder } from '../find_deployed_resource.js';
+import { generateClientConfig } from '@aws-amplify/client-config';
+import { CognitoIdentityProviderClient } from '@aws-sdk/client-cognito-identity-provider';
+import { SemVer } from 'semver';
+import crypto from 'node:crypto';
+import {
+  ApolloClient,
+  ApolloLink,
+  HttpLink,
+  InMemoryCache,
+} from '@apollo/client/core';
+import { AUTH_TYPE, createAuthLink } from 'aws-appsync-auth-link';
+import { gql } from 'graphql-tag';
+import assert from 'assert';
+import { NormalizedCacheObject } from '@apollo/client';
+import { e2eToolingClientConfig } from '../e2e_tooling_client_config.js';
+
+// TODO: this is a work around
+// it seems like as of amplify v6 , some of the code only runs in the browser ...
+// see https://github.com/aws-amplify/amplify-js/issues/12751
+if (process.versions.node) {
+  // node >= 20 now exposes crypto by default. This workaround is not needed: https://github.com/nodejs/node/pull/42083
+  if (new SemVer(process.versions.node).major < 20) {
+    // @ts-expect-error altering typing for global to make compiler happy is not worth the effort assuming this is temporary workaround
+    globalThis.crypto = crypto;
+  }
+}
+
+/**
+ * Creates the data and function test project.
+ */
+export class DataAndFunctionTestProjectCreator implements TestProjectCreator {
+  readonly name = 'data-and-function';
+
+  /**
+   * Creates project creator.
+   */
+  constructor(
+    private readonly cfnClient: CloudFormationClient = new CloudFormationClient(
+      e2eToolingClientConfig
+    ),
+    private readonly amplifyClient: AmplifyClient = new AmplifyClient(
+      e2eToolingClientConfig
+    ),
+    private readonly lambdaClient: LambdaClient = new LambdaClient(
+      e2eToolingClientConfig
+    ),
+    private readonly cognitoIdentityProviderClient: CognitoIdentityProviderClient = new CognitoIdentityProviderClient(
+      e2eToolingClientConfig
+    ),
+    private readonly resourceFinder: DeployedResourcesFinder = new DeployedResourcesFinder()
+  ) {}
+
+  createProject = async (e2eProjectDir: string): Promise<TestProjectBase> => {
+    const { projectName, projectRoot, projectAmplifyDir } =
+      await createEmptyAmplifyProject(this.name, e2eProjectDir);
+
+    const project = new DataAndFunctionTestProject(
+      projectName,
+      projectRoot,
+      projectAmplifyDir,
+      this.cfnClient,
+      this.amplifyClient,
+      this.lambdaClient,
+      this.cognitoIdentityProviderClient,
+      this.resourceFinder
+    );
+    await fs.cp(
+      project.sourceProjectAmplifyDirURL,
+      project.projectAmplifyDirPath,
+      {
+        recursive: true,
+      }
+    );
+    return project;
+  };
+}
+
+/**
+ * The data and function test project.
+ */
+class DataAndFunctionTestProject extends TestProjectBase {
+  readonly sourceProjectDirPath = '../../src/test-projects/data-and-function';
+
+  readonly sourceProjectAmplifyDirSuffix = `${this.sourceProjectDirPath}/amplify`;
+
+  readonly sourceProjectAmplifyDirURL: URL = new URL(
+    this.sourceProjectAmplifyDirSuffix,
+    import.meta.url
+  );
+
+  /**
+   * Create a test project instance.
+   */
+  constructor(
+    name: string,
+    projectDirPath: string,
+    projectAmplifyDirPath: string,
+    cfnClient: CloudFormationClient,
+    amplifyClient: AmplifyClient,
+    private readonly lambdaClient: LambdaClient = new LambdaClient(
+      e2eToolingClientConfig
+    ),
+    private readonly cognitoIdentityProviderClient: CognitoIdentityProviderClient = new CognitoIdentityProviderClient(
+      e2eToolingClientConfig
+    ),
+    private readonly resourceFinder: DeployedResourcesFinder = new DeployedResourcesFinder()
+  ) {
+    super(
+      name,
+      projectDirPath,
+      projectAmplifyDirPath,
+      cfnClient,
+      amplifyClient
+    );
+  }
+
+  override async assertPostDeployment(
+    backendId: BackendIdentifier
+  ): Promise<void> {
+    await super.assertPostDeployment(backendId);
+
+    const clientConfig = await generateClientConfig(backendId, '1.1');
+    if (!clientConfig.data?.url) {
+      throw new Error('Data and function project must include data');
+    }
+    if (!clientConfig.data.api_key) {
+      throw new Error('Data and function project must include api_key');
+    }
+
+    // const dataUrl = clientConfig.data?.url;
+
+    const httpLink = new HttpLink({ uri: clientConfig.data.url });
+    const link = ApolloLink.from([
+      createAuthLink({
+        url: clientConfig.data.url,
+        region: clientConfig.data.aws_region,
+        auth: {
+          type: AUTH_TYPE.API_KEY,
+          apiKey: clientConfig.data.api_key,
+        },
+      }),
+      // see https://github.com/awslabs/aws-mobile-appsync-sdk-js/issues/473#issuecomment-543029072
+      httpLink,
+    ]);
+    const apolloClient = new ApolloClient({
+      link,
+      cache: new InMemoryCache(),
+    });
+
+    await this.assertDataFunctionCallSucceeds(apolloClient);
+  }
+
+  private assertDataFunctionCallSucceeds = async (
+    apolloClient: ApolloClient<NormalizedCacheObject>
+  ): Promise<void> => {
+    const response = await apolloClient.query<number>({
+      query: gql`
+        query todoCount {
+          todoCount
+        }
+      `,
+      variables: {},
+    });
+
+    assert.deepEqual(response.data, { todoCount: 0 });
+  };
+}

packages/integration-tests/src/test-projects/data-and-function/amplify/backend.ts

@@ -0,0 +1,5 @@
+import { defineBackend } from '@aws-amplify/backend';
+import { data } from './data/resource.js';
+import { todoCount } from './functions/todo-count/resource.js';
+
+const backend = defineBackend({ data, todoCount });

packages/integration-tests/src/test-projects/data-and-function/amplify/data/resource.ts

@@ -0,0 +1,32 @@
+import { a, ClientSchema, defineData } from '@aws-amplify/backend';
+import { todoCount } from '../functions/todo-count/resource.js';
+
+const schema = a
+  .schema({
+    Todo: a
+      .model({
+        title: a.string().required(),
+        done: a.boolean().default(false), // default value is false
+      })
+      .authorization((allow) => [allow.publicApiKey()]),
+    todoCount: a
+      .query()
+      .arguments({})
+      .returns(a.integer())
+      .handler(a.handler.function(todoCount))
+      .authorization((allow) => [allow.publicApiKey()]),
+  })
+  .authorization((allow) => [allow.resource(todoCount)]);
+
+export type Schema = ClientSchema<typeof schema>;
+
+export const data = defineData({
+  schema,
+  authorizationModes: {
+    defaultAuthorizationMode: 'apiKey',
+    // API Key is used for a.allow.public() rules
+    apiKeyAuthorizationMode: {
+      expiresInDays: 30,
+    },
+  },
+});

packages/integration-tests/src/test-projects/data-and-function/amplify/functions/todo-count/handler.ts

@@ -0,0 +1,18 @@
+import type { Handler } from 'aws-lambda';
+import { Amplify } from 'aws-amplify';
+import { generateClient } from 'aws-amplify/data';
+import type { Schema } from '../../data/resource.js';
+// @ts-ignore
+import {
+  resourceConfig,
+  libraryOptions,
+} from '$amplify/data-config/todo-count';
+
+Amplify.configure(resourceConfig, libraryOptions);
+
+const client = generateClient<Schema>();
+
+export const handler: Handler = async () => {
+  const todos = await client.models.Todo.list();
+  return todos.data.length;
+};

packages/integration-tests/src/test-projects/data-and-function/amplify/functions/todo-count/resource.ts

@@ -0,0 +1,7 @@
+import { defineFunction } from '@aws-amplify/backend';
+
+export const todoCount = defineFunction({
+  name: 'todo-count',
+  entry: './handler.ts',
+  timeoutSeconds: 30,
+});

packages/integration-tests/tsconfig.json

@@ -13,5 +13,10 @@
     { "path": "../plugin-types" },
     { "path": "./src/test-projects/data-storage-auth-with-triggers-ts" }
   ],
-  "exclude": ["**/node_modules", "**/lib", "src/e2e-tests"]
+  "exclude": [
+    "**/node_modules",
+    "**/lib",
+    "src/e2e-tests",
+    "**/amplify/**/handler.ts"
+  ]
 }