fix(Test Coverage): Improve test coverage of 2 core files

source/patterns/@aws-solutions-constructs/core/test/kinesis-analytics.test.ts

@@ -11,32 +11,38 @@
  *  and limitations under the License.
  */
 
-import { Stack } from '@aws-cdk/core';
-import * as kinesisanalytics from '@aws-cdk/aws-kinesisanalytics';
-import * as defaults from '../index';
-import { overrideProps } from '../lib/utils';
-import '@aws-cdk/assert/jest';
+import { Stack, RemovalPolicy } from "@aws-cdk/core";
+import * as cdk from "@aws-cdk/core";
+import * as kinesisanalytics from "@aws-cdk/aws-kinesisanalytics";
+import * as kinesisFirehose from "@aws-cdk/aws-kinesisfirehose";
+import * as iam from "@aws-cdk/aws-iam";
+import * as kms from "@aws-cdk/aws-kms";
+import * as logs from "@aws-cdk/aws-logs";
+import * as defaults from "../index";
+import { overrideProps } from "../lib/utils";
+import "@aws-cdk/assert/jest";
 
-test('test kinesisanalytics override inputProperty', () => {
+test("test kinesisanalytics override inputProperty", () => {
   const stack = new Stack();
 
   const inputProperty: kinesisanalytics.CfnApplication.InputProperty = {
     inputSchema: {
-      recordColumns: [{name: 'x', sqlType: 'y'}],
-      recordFormat: { recordFormatType: 'csv' }
+      recordColumns: [{ name: "x", sqlType: "y" }],
+      recordFormat: { recordFormatType: "csv" },
     },
-    namePrefix: 'zzz'
+    namePrefix: "zzz",
   };
 
-  const defaultProps: kinesisanalytics.CfnApplicationProps = defaults.DefaultCfnApplicationProps;
+  const defaultProps: kinesisanalytics.CfnApplicationProps =
+    defaults.DefaultCfnApplicationProps;
 
   const inProps: kinesisanalytics.CfnApplicationProps = {
-    inputs: [inputProperty]
+    inputs: [inputProperty],
   };
 
   const outProps = overrideProps(defaultProps, inProps);
 
-  new kinesisanalytics.CfnApplication(stack, 'KinesisAnalytics', outProps);
+  new kinesisanalytics.CfnApplication(stack, "KinesisAnalytics", outProps);
 
   expect(stack).toHaveResource("AWS::KinesisAnalytics::Application", {
     Inputs: [
@@ -45,15 +51,146 @@ test('test kinesisanalytics override inputProperty', () => {
           RecordColumns: [
             {
               Name: "x",
-              SqlType: "y"
-            }
+              SqlType: "y",
+            },
           ],
           RecordFormat: {
-            RecordFormatType: "csv"
-          }
+            RecordFormatType: "csv",
+          },
         },
-        NamePrefix: "zzz"
-      }
-    ]
+        NamePrefix: "zzz",
+      },
+    ],
   });
-});
+});
+
+test("Test default implementation", () => {
+  const stack = new Stack();
+
+  const newFirehose = CreateFirehose(stack);
+  const kinesisProps: defaults.BuildKinesisAnalyticsAppProps = {
+    kinesisFirehose: newFirehose,
+    kinesisAnalyticsProps: {
+      inputs: [{
+        inputSchema: {
+          recordColumns: [{
+            name: 'ts',
+            sqlType: 'TIMESTAMP',
+            mapping: '$.timestamp'
+          }, {
+            name: 'trip_id',
+            sqlType: 'VARCHAR(64)',
+            mapping: '$.trip_id'
+          }],
+          recordFormat: {
+            recordFormatType: 'JSON'
+          },
+          recordEncoding: 'UTF-8'
+        },
+        namePrefix: 'SOURCE_SQL_STREAM'
+      }]
+    },
+  };
+
+  defaults.buildKinesisAnalyticsApp(stack, kinesisProps);
+
+  expect(stack).toHaveResourceLike("AWS::KinesisAnalytics::Application", {
+    Inputs: [{
+      InputSchema: {
+        RecordColumns: [{
+          Name: 'ts',
+          SqlType: 'TIMESTAMP',
+          Mapping: '$.timestamp'
+        }, {
+          Name: 'trip_id',
+          SqlType: 'VARCHAR(64)',
+          Mapping: '$.trip_id'
+        }],
+        RecordFormat: {
+          RecordFormatType: 'JSON'
+        },
+        RecordEncoding: 'UTF-8'
+      },
+      NamePrefix: 'SOURCE_SQL_STREAM'
+    }]
+  });
+});
+
+// test('Test for customer overrides', {
+// test('Check policy created', {
+
+function CreateFirehose(stack: Stack): kinesisFirehose.CfnDeliveryStream {
+  // Creating the Firehose is kind of a big deal. FirehoseToS3 is not readily available here in core,
+  // so this routine pretty much replicates it. If this function ceases to work correctly, look at
+  // FirehoseToS3 and see if that changed.
+  const destinationBucket = defaults.CreateScrapBucket(stack, {
+    removalPolicy: RemovalPolicy.DESTROY,
+    autoDeleteObjects: true,
+  });
+
+  const kinesisFirehoseLogGroup = defaults.buildLogGroup(
+    stack,
+    "firehose-log-group",
+    {}
+  );
+
+  const cwLogStream: logs.LogStream = kinesisFirehoseLogGroup.addStream(
+    "firehose-log-stream"
+  );
+
+  const firehoseRole = new iam.Role(stack, "test-role", {
+    assumedBy: new iam.ServicePrincipal("firehose.amazonaws.com"),
+  });
+
+  // Setup the IAM policy for Kinesis Firehose
+  const firehosePolicy = new iam.Policy(stack, "KinesisFirehosePolicy", {
+    statements: [
+      new iam.PolicyStatement({
+        actions: [
+          "s3:AbortMultipartUpload",
+          "s3:GetBucketLocation",
+          "s3:GetObject",
+          "s3:ListBucket",
+          "s3:ListBucketMultipartUploads",
+          "s3:PutObject",
+        ],
+        resources: [
+          `${destinationBucket.bucketArn}`,
+          `${destinationBucket.bucketArn}/*`,
+        ],
+      }),
+      new iam.PolicyStatement({
+        actions: ["logs:PutLogEvents"],
+        resources: [
+          `arn:${cdk.Aws.PARTITION}:logs:${cdk.Aws.REGION}:${cdk.Aws.ACCOUNT_ID}:log-group:${kinesisFirehoseLogGroup.logGroupName}:log-stream:${cwLogStream.logStreamName}`,
+        ],
+      }),
+    ],
+  });
+
+  // Attach policy to role
+  firehosePolicy.attachToRole(firehoseRole);
+
+  const awsManagedKey: kms.IKey = kms.Alias.fromAliasName(
+    stack,
+    "aws-managed-key",
+    "alias/aws/s3"
+  );
+
+  const defaultKinesisFirehoseProps: kinesisFirehose.CfnDeliveryStreamProps = defaults.DefaultCfnDeliveryStreamProps(
+    destinationBucket.bucketArn,
+    firehoseRole.roleArn,
+    kinesisFirehoseLogGroup.logGroupName,
+    cwLogStream.logStreamName,
+    awsManagedKey
+  );
+
+  destinationBucket.grantPut(firehoseRole);
+
+  const firehose = new kinesisFirehose.CfnDeliveryStream(
+    stack,
+    "KinesisFirehose",
+    defaultKinesisFirehoseProps
+  );
+  return firehose;
+}

source/patterns/@aws-solutions-constructs/core/test/sqs-helper.test.ts

@@ -13,8 +13,10 @@
 
 // Imports
 import { Stack } from "@aws-cdk/core";
+import * as sqs from '@aws-cdk/aws-sqs';
 import * as defaults from '../';
 import '@aws-cdk/assert/jest';
+import { buildDeadLetterQueue } from "../lib/sqs-helper";
 
 // --------------------------------------------------------------
 // Test deployment w/ imported encryption key
@@ -57,3 +59,93 @@ test('Test deployment without imported encryption key', () => {
     KmsMasterKeyId: "alias/aws/sqs"
   });
 });
+
+// --------------------------------------------------------------
+// Test deployment w/ construct created encryption key
+// --------------------------------------------------------------
+test('Test deployment w/ construct created encryption key', () => {
+  // Stack
+  const stack = new Stack();
+  // Helper declaration
+  const [queue, key] = defaults.buildQueue(stack, 'existing-queue', {
+    queueProps: {
+      queueName: 'existing-queue'
+    },
+    enableEncryptionWithCustomerManagedKey: true,
+  });
+
+  expect(stack).toHaveResource("AWS::SQS::Queue", {
+    QueueName: "existing-queue"
+  });
+  expect(stack).toHaveResource("AWS::KMS::Key", {
+    EnableKeyRotation: true
+  });
+  expect(queue).toBeDefined();
+  expect(key).toBeDefined();
+});
+
+test('Test DLQ when existing Queue Provided', () => {
+  const stack = new Stack();
+
+  const existingQueue = new sqs.Queue(stack, 'test-queue');
+  const buildDlqProps: defaults.BuildDeadLetterQueueProps = {
+    existingQueueObj: existingQueue,
+  };
+
+  const returnedQueueu = defaults.buildDeadLetterQueue(stack, buildDlqProps);
+
+  expect(returnedQueueu).toBeUndefined();
+  expect(stack).toCountResources("AWS::SQS::Queue", 1);
+});
+
+test('Test DLQ with all defaults', () => {
+  const stack = new Stack();
+
+  buildDeadLetterQueue(stack, {});
+  expect(stack).toHaveResourceLike("AWS::SQS::Queue", {
+    KmsMasterKeyId: "alias/aws/sqs"
+  });
+});
+
+test("Test DLQ with a provided properties", () => {
+  const stack = new Stack();
+  const testQueueName = "test-unique252";
+
+  const returnedQueue = buildDeadLetterQueue(stack, {
+    deadLetterQueueProps: {
+      queueName: testQueueName,
+    },
+  });
+  expect(stack).toHaveResourceLike("AWS::SQS::Queue", {
+    QueueName: testQueueName,
+  });
+  expect(returnedQueue).toBeDefined();
+});
+
+test('Test DLQ with a provided maxReceiveCount', () => {
+  const stack = new Stack();
+  const testMaxReceiveCount = 31;
+
+  const dlqInterface = buildDeadLetterQueue(stack, {
+    maxReceiveCount: testMaxReceiveCount
+  });
+  expect(dlqInterface?.maxReceiveCount).toEqual(testMaxReceiveCount);
+});
+
+test('Test returning an existing Queue', () => {
+  const stack = new Stack();
+  const testQueueName = 'existing-queue';
+
+  const existingQueue = new sqs.Queue(stack, 'test-queue', {
+    queueName: testQueueName
+  });
+
+  const [returnedQueue] = defaults.buildQueue(stack, 'newQueue', {
+    existingQueueObj: existingQueue
+  });
+
+  expect(stack).toHaveResourceLike("AWS::SQS::Queue", {
+    QueueName: testQueueName,
+  });
+  expect(existingQueue.queueName).toEqual(returnedQueue.queueName);
+});