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/**
* @license
* Copyright 2025 Google LLC
* SPDX-License-Identifier: Apache-2.0
*/
/* eslint-disable @typescript-eslint/no-explicit-any */
import { describe, it, expect, vi, beforeEach, afterEach } from 'vitest';
import { runNonInteractive } from './nonInteractiveCli.js';
import { Config, GeminiClient, ToolRegistry } from '@gemini-cli/core';
import { GenerateContentResponse, Part, FunctionCall } from '@google/genai';
// Mock dependencies
vi.mock('@gemini-cli/core', async () => {
const actualCore =
await vi.importActual<typeof import('@gemini-cli/core')>(
'@gemini-cli/core',
);
return {
...actualCore,
GeminiClient: vi.fn(),
ToolRegistry: vi.fn(),
executeToolCall: vi.fn(),
};
});
describe('runNonInteractive', () => {
let mockConfig: Config;
let mockGeminiClient: GeminiClient;
let mockToolRegistry: ToolRegistry;
let mockChat: {
sendMessageStream: ReturnType<typeof vi.fn>;
};
let mockProcessStdoutWrite: ReturnType<typeof vi.fn>;
let mockProcessExit: ReturnType<typeof vi.fn>;
beforeEach(() => {
mockChat = {
sendMessageStream: vi.fn(),
};
mockGeminiClient = {
getChat: vi.fn().mockResolvedValue(mockChat),
} as unknown as GeminiClient;
mockToolRegistry = {
getFunctionDeclarations: vi.fn().mockReturnValue([]),
getTool: vi.fn(),
} as unknown as ToolRegistry;
vi.mocked(GeminiClient).mockImplementation(() => mockGeminiClient);
vi.mocked(ToolRegistry).mockImplementation(() => mockToolRegistry);
mockConfig = {
getToolRegistry: vi.fn().mockReturnValue(mockToolRegistry),
getGeminiClient: vi.fn().mockReturnValue(mockGeminiClient),
} as unknown as Config;
mockProcessStdoutWrite = vi.fn().mockImplementation(() => true);
process.stdout.write = mockProcessStdoutWrite as any; // Use any to bypass strict signature matching for mock
mockProcessExit = vi
.fn()
.mockImplementation((_code?: number) => undefined as never);
process.exit = mockProcessExit as any; // Use any for process.exit mock
});
afterEach(() => {
vi.restoreAllMocks();
// Restore original process methods if they were globally patched
// This might require storing the original methods before patching them in beforeEach
});
it('should process input and write text output', async () => {
const inputStream = (async function* () {
yield {
candidates: [{ content: { parts: [{ text: 'Hello' }] } }],
} as GenerateContentResponse;
yield {
candidates: [{ content: { parts: [{ text: ' World' }] } }],
} as GenerateContentResponse;
})();
mockChat.sendMessageStream.mockResolvedValue(inputStream);
await runNonInteractive(mockConfig, 'Test input');
expect(mockChat.sendMessageStream).toHaveBeenCalledWith({
message: [{ text: 'Test input' }],
config: {
abortSignal: expect.any(AbortSignal),
tools: [{ functionDeclarations: [] }],
},
});
expect(mockProcessStdoutWrite).toHaveBeenCalledWith('Hello');
expect(mockProcessStdoutWrite).toHaveBeenCalledWith(' World');
expect(mockProcessStdoutWrite).toHaveBeenCalledWith('\n');
});
it('should handle a single tool call and respond', async () => {
const functionCall: FunctionCall = {
id: 'fc1',
name: 'testTool',
args: { p: 'v' },
};
const toolResponsePart: Part = {
functionResponse: {
name: 'testTool',
id: 'fc1',
response: { result: 'tool success' },
},
};
const { executeToolCall: mockCoreExecuteToolCall } = await import(
'@gemini-cli/core'
);
vi.mocked(mockCoreExecuteToolCall).mockResolvedValue({
callId: 'fc1',
responseParts: [toolResponsePart],
resultDisplay: 'Tool success display',
error: undefined,
});
const stream1 = (async function* () {
yield { functionCalls: [functionCall] } as GenerateContentResponse;
})();
const stream2 = (async function* () {
yield {
candidates: [{ content: { parts: [{ text: 'Final answer' }] } }],
} as GenerateContentResponse;
})();
mockChat.sendMessageStream
.mockResolvedValueOnce(stream1)
.mockResolvedValueOnce(stream2);
await runNonInteractive(mockConfig, 'Use a tool');
expect(mockChat.sendMessageStream).toHaveBeenCalledTimes(2);
expect(mockCoreExecuteToolCall).toHaveBeenCalledWith(
expect.objectContaining({ callId: 'fc1', name: 'testTool' }),
mockToolRegistry,
expect.any(AbortSignal),
);
expect(mockChat.sendMessageStream).toHaveBeenLastCalledWith(
expect.objectContaining({
message: [toolResponsePart],
}),
);
expect(mockProcessStdoutWrite).toHaveBeenCalledWith('Final answer');
});
it('should handle error during tool execution', async () => {
const functionCall: FunctionCall = {
id: 'fcError',
name: 'errorTool',
args: {},
};
const errorResponsePart: Part = {
functionResponse: {
name: 'errorTool',
id: 'fcError',
response: { error: 'Tool failed' },
},
};
const { executeToolCall: mockCoreExecuteToolCall } = await import(
'@gemini-cli/core'
);
vi.mocked(mockCoreExecuteToolCall).mockResolvedValue({
callId: 'fcError',
responseParts: [errorResponsePart],
resultDisplay: 'Tool execution failed badly',
error: new Error('Tool failed'),
});
const stream1 = (async function* () {
yield { functionCalls: [functionCall] } as GenerateContentResponse;
})();
const stream2 = (async function* () {
yield {
candidates: [
{ content: { parts: [{ text: 'Could not complete request.' }] } },
],
} as GenerateContentResponse;
})();
mockChat.sendMessageStream
.mockResolvedValueOnce(stream1)
.mockResolvedValueOnce(stream2);
const consoleErrorSpy = vi
.spyOn(console, 'error')
.mockImplementation(() => {});
await runNonInteractive(mockConfig, 'Trigger tool error');
expect(mockCoreExecuteToolCall).toHaveBeenCalled();
expect(consoleErrorSpy).toHaveBeenCalledWith(
'Error executing tool errorTool: Tool execution failed badly',
);
expect(mockChat.sendMessageStream).toHaveBeenLastCalledWith(
expect.objectContaining({
message: [errorResponsePart],
}),
);
expect(mockProcessStdoutWrite).toHaveBeenCalledWith(
'Could not complete request.',
);
consoleErrorSpy.mockRestore();
});
it('should exit with error if sendMessageStream throws initially', async () => {
const apiError = new Error('API connection failed');
mockChat.sendMessageStream.mockRejectedValue(apiError);
const consoleErrorSpy = vi
.spyOn(console, 'error')
.mockImplementation(() => {});
await runNonInteractive(mockConfig, 'Initial fail');
expect(consoleErrorSpy).toHaveBeenCalledWith(
'Error processing input:',
apiError,
);
consoleErrorSpy.mockRestore();
});
});
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