From f582e477786bd40a31fb2b50a01d77c61d686714 Mon Sep 17 00:00:00 2001
From: Parker Scanlon <69879391+scanlonp@users.noreply.github.com>
Date: Wed, 13 Sep 2023 17:17:19 -0700
Subject: [PATCH] add circular tests

---
 .../test/coerce-api-parameters.test.ts        | 70 +++++++++++++++++++
 1 file changed, 70 insertions(+)

diff --git a/packages/@aws-cdk/sdk-v2-to-v3-adapter/test/coerce-api-parameters.test.ts b/packages/@aws-cdk/sdk-v2-to-v3-adapter/test/coerce-api-parameters.test.ts
index 42bb2fa569813..a217f84bbd499 100644
--- a/packages/@aws-cdk/sdk-v2-to-v3-adapter/test/coerce-api-parameters.test.ts
+++ b/packages/@aws-cdk/sdk-v2-to-v3-adapter/test/coerce-api-parameters.test.ts
@@ -472,4 +472,74 @@ describe('number', () => {
       });
     });
   });
+});
+
+describe('circular coersions', () => {
+
+  test('simple circular reference', async () => {
+    const params = await coerceApiParameters('DynamoDB', 'getObject', {
+      Key: {
+        ColumnToSearch: {
+          L: [
+            { N: '1' },
+            { N: '2' },
+          ],
+        },
+      },
+      TableName: 'abc',
+    });
+
+    expect(params).toMatchObject({
+      Key: {
+        ColumnToSearch: {
+          L: [
+            { N: 1 },
+            { N: 2 },
+          ],
+        },
+      },
+      TableName: new Uint8Array([97, 98, 99]),
+    });
+  });
+
+  test('complex circular reference', async () => {
+    const params = await coerceApiParameters('DynamoDB', 'getObject', {
+      Key: {
+        ColumnToSearch: {
+          L: [
+            {
+              L: [
+                { N: '1' },
+                { N: '2' },
+              ],
+            },
+            {
+              M: { Name: { S: 'abd' }, Age: { N: '35' } },
+            },
+          ],
+        },
+      },
+      TableName: 'abc',
+    });
+
+    expect(params).toMatchObject({
+      Key: {
+        ColumnToSearch: {
+          L: [
+            {
+              L: [
+                { N: 1 },
+                { N: 2 },
+              ],
+            },
+            {
+              M: { Name: { S: new Uint8Array([97, 98, 100]) }, Age: { N: 35 } },
+            },
+          ],
+        },
+      },
+      TableName: new Uint8Array([97, 98, 99]),
+    });
+  });
+
 });
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