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/**
* @license
* Copyright 2025 Google LLC
* SPDX-License-Identifier: Apache-2.0
*/
import { vi } from 'vitest';
import {
BaseTool,
ToolCallConfirmationDetails,
ToolResult,
Kind,
} from '../tools/tools.js';
import { Schema, Type } from '@google/genai';
/**
* A highly configurable mock tool for testing purposes.
*/
export class MockTool extends BaseTool<{ [key: string]: unknown }, ToolResult> {
executeFn = vi.fn();
shouldConfirm = false;
constructor(
name = 'mock-tool',
displayName?: string,
description = 'A mock tool for testing.',
params: Schema = {
type: Type.OBJECT,
properties: { param: { type: Type.STRING } },
},
) {
super(name, displayName ?? name, description, Kind.Other, params);
}
async execute(
params: { [key: string]: unknown },
_abortSignal: AbortSignal,
): Promise<ToolResult> {
const result = this.executeFn(params);
return (
result ?? {
llmContent: `Tool ${this.name} executed successfully.`,
returnDisplay: `Tool ${this.name} executed successfully.`,
}
);
}
async shouldConfirmExecute(
_params: { [key: string]: unknown },
_abortSignal: AbortSignal,
): Promise<ToolCallConfirmationDetails | false> {
if (this.shouldConfirm) {
return {
type: 'exec' as const,
title: `Confirm ${this.displayName}`,
command: this.name,
rootCommand: this.name,
onConfirm: async () => {},
};
}
return false;
}
}
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