Fix cdk tests when new dependencies are shipped to npm. (aws-amplify#…

…2107)

* Fix cdk tests when new dependencies are shipped to npm.

* try this

* try this

* try this

* try this

.changeset/breezy-spiders-sip.md

@@ -0,0 +1,2 @@
+---
+---

packages/integration-tests/src/test-project-setup/cdk/create_empty_cdk_project.ts

@@ -24,5 +24,15 @@ export const createEmptyCdkProject = async (
 
   await cdkCli(['init', 'app', '--language', 'typescript'], projectRoot).run();
 
+  // Remove local node_modules after CDK init.
+  // This is to make sure that test project is using same version of
+  // CDK and constructs as the rest of the codebase.
+  // Otherwise, we might get errors about incompatible classes if
+  // dependencies on npm are ahead of our package-lock.
+  await fsp.rm(path.join(projectRoot, 'node_modules'), {
+    recursive: true,
+    force: true,
+  });
+
   return { projectName, projectRoot };
 };

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

@@ -1,4 +1,10 @@
 import { execa } from 'execa';
+import fsp from 'fs/promises';
+import { fileURLToPath } from 'node:url';
+
+const packageLockPath = fileURLToPath(
+  new URL('../../../../package-lock.json', import.meta.url)
+);
 
 /**
  * Configures package.json for testing the specified project directory with the version of deployed-backend-client on npm
@@ -9,4 +15,14 @@ export const setupDeployedBackendClient = async (
   await execa('npm', ['install', '@aws-amplify/deployed-backend-client'], {
     cwd: projectRootDirPath,
   });
+
+  // Install constructs version that is matching our package lock.
+  // Otherwise, the test might fail due to incompatible properties
+  // when two definitions are present.
+  const packageLock = JSON.parse(await fsp.readFile(packageLockPath, 'utf-8'));
+  const constructsVersion =
+    packageLock.packages['node_modules/constructs'].version;
+  await execa('npm', ['install', `constructs@${constructsVersion}`], {
+    cwd: projectRootDirPath,
+  });
 };