feat(core): introduce remote agent infrastructure and rename local executor (#15110)

packages/core/src/agents/remote-invocation.test.ts

@@ -0,0 +1,47 @@
+/**
+ * @license
+ * Copyright 2025 Google LLC
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+import { describe, it, expect } from 'vitest';
+import type { ToolCallConfirmationDetails } from '../tools/tools.js';
+import { RemoteAgentInvocation } from './remote-invocation.js';
+import type { RemoteAgentDefinition } from './types.js';
+
+class TestableRemoteAgentInvocation extends RemoteAgentInvocation {
+  override async getConfirmationDetails(
+    abortSignal: AbortSignal,
+  ): Promise<ToolCallConfirmationDetails | false> {
+    return super.getConfirmationDetails(abortSignal);
+  }
+}
+
+describe('RemoteAgentInvocation', () => {
+  const mockDefinition: RemoteAgentDefinition = {
+    kind: 'remote',
+    name: 'test-remote-agent',
+    description: 'A test remote agent',
+    displayName: 'Test Remote Agent',
+    agentCardUrl: 'https://example.com/agent-card',
+    inputConfig: {
+      inputs: {},
+    },
+  };
+
+  it('should be instantiated with correct params', () => {
+    const invocation = new RemoteAgentInvocation(mockDefinition, {});
+    expect(invocation).toBeDefined();
+    expect(invocation.getDescription()).toBe(
+      'Calling remote agent Test Remote Agent',
+    );
+  });
+
+  it('should return false for confirmation details (not yet implemented)', async () => {
+    const invocation = new TestableRemoteAgentInvocation(mockDefinition, {});
+    const details = await invocation.getConfirmationDetails(
+      new AbortController().signal,
+    );
+    expect(details).toBe(false);
+  });
+});