feat(tests): Add comprehensive tests for Docker image export and streaming functionality

test/test.nonci.node.ts

@@ -139,17 +139,17 @@ tap.test('should export images', async (toolsArg) => {
   await done.promise;
 });
 
-tap.test('should import images', async (toolsArg) => {
-  const done = toolsArg.defer();
+tap.test('should import images', async () => {
   const fsReadStream = plugins.smartfile.fsStream.createReadStream(
     plugins.path.join(paths.nogitDir, 'testimage.tar')
   );
-  await docker.DockerImage.createFromTarStream(testDockerHost, {
+  const importedImage = await docker.DockerImage.createFromTarStream(testDockerHost, {
     tarStream: fsReadStream,
     creationObject: {
       imageUrl: 'code.foss.global/host.today/ht-docker-node:latest',
     }
-  })
+  });
+  expect(importedImage).toBeInstanceOf(docker.DockerImage);
 });
 
 tap.test('should expose a working DockerImageStore', async () => {