File size: 5,785 Bytes
52efc7b | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 | /**
* @license
* Copyright 2026 Google LLC
* SPDX-License-Identifier: Apache-2.0
*/
import { describe, it, expect, vi, beforeEach } from 'vitest';
import { act } from 'react';
import type { LegacyAgentProtocol } from '@google/gemini-cli-core';
import { renderHookWithProviders } from '../../test-utils/render.js';
// --- MOCKS ---
const mockLegacyAgentProtocol = vi.hoisted(() => ({
send: vi.fn().mockResolvedValue({ streamId: 'test-stream-id' }),
subscribe: vi.fn().mockReturnValue(() => {}),
abort: vi.fn().mockResolvedValue(undefined),
}));
vi.mock('../contexts/SessionContext.js', async (importOriginal) => {
const actual = await importOriginal<Record<string, unknown>>();
return {
...actual,
useSessionStats: vi.fn(() => ({
startNewPrompt: vi.fn(),
})),
};
});
// --- END MOCKS ---
import { useAgentStream } from './useAgentStream.js';
import { MessageType, StreamingState } from '../types.js';
describe('useAgentStream', () => {
const mockAddItem = vi.fn();
const mockOnCancelSubmit = vi.fn();
beforeEach(() => {
vi.clearAllMocks();
});
it('should initialize on mount', async () => {
await renderHookWithProviders(() =>
useAgentStream({
agent: mockLegacyAgentProtocol as unknown as LegacyAgentProtocol,
addItem: mockAddItem,
onCancelSubmit: mockOnCancelSubmit,
isShellFocused: false,
}),
);
expect(mockLegacyAgentProtocol.subscribe).toHaveBeenCalled();
});
it('should call agent.send when submitQuery is called', async () => {
const { result } = await renderHookWithProviders(() =>
useAgentStream({
agent: mockLegacyAgentProtocol as unknown as LegacyAgentProtocol,
addItem: mockAddItem,
onCancelSubmit: mockOnCancelSubmit,
isShellFocused: false,
}),
);
await act(async () => {
await result.current.submitQuery('hello');
});
expect(mockLegacyAgentProtocol.send).toHaveBeenCalledWith({
message: { content: [{ type: 'text', text: 'hello' }] },
});
expect(mockAddItem).toHaveBeenCalledWith(
expect.objectContaining({ type: MessageType.USER, text: 'hello' }),
expect.any(Number),
);
});
it('should update streamingState based on agent_start and agent_end events', async () => {
const { result } = await renderHookWithProviders(() =>
useAgentStream({
agent: mockLegacyAgentProtocol as unknown as LegacyAgentProtocol,
addItem: mockAddItem,
onCancelSubmit: mockOnCancelSubmit,
isShellFocused: false,
}),
);
const eventHandler = vi.mocked(mockLegacyAgentProtocol.subscribe).mock
.calls[0][0];
expect(result.current.streamingState).toBe(StreamingState.Idle);
act(() => {
eventHandler({
type: 'agent_start',
id: '1',
timestamp: '',
streamId: '',
});
});
expect(result.current.streamingState).toBe(StreamingState.Responding);
act(() => {
eventHandler({
type: 'agent_end',
reason: 'completed',
id: '2',
timestamp: '',
streamId: '',
});
});
expect(result.current.streamingState).toBe(StreamingState.Idle);
});
it('should accumulate text content and update pendingHistoryItems', async () => {
const { result } = await renderHookWithProviders(() =>
useAgentStream({
agent: mockLegacyAgentProtocol as unknown as LegacyAgentProtocol,
addItem: mockAddItem,
onCancelSubmit: mockOnCancelSubmit,
isShellFocused: false,
}),
);
const eventHandler = vi.mocked(mockLegacyAgentProtocol.subscribe).mock
.calls[0][0];
act(() => {
eventHandler({
type: 'message',
role: 'agent',
content: [{ type: 'text', text: 'Hello' }],
id: '1',
timestamp: '',
streamId: '',
});
});
expect(result.current.pendingHistoryItems).toHaveLength(1);
expect(result.current.pendingHistoryItems[0]).toMatchObject({
type: 'gemini',
text: 'Hello',
});
act(() => {
eventHandler({
type: 'message',
role: 'agent',
content: [{ type: 'text', text: ' world' }],
id: '2',
timestamp: '',
streamId: '',
});
});
expect(result.current.pendingHistoryItems[0].text).toBe('Hello world');
});
it('should process thought events and update thought state', async () => {
const { result } = await renderHookWithProviders(() =>
useAgentStream({
agent: mockLegacyAgentProtocol as unknown as LegacyAgentProtocol,
addItem: mockAddItem,
onCancelSubmit: mockOnCancelSubmit,
isShellFocused: false,
}),
);
const eventHandler = vi.mocked(mockLegacyAgentProtocol.subscribe).mock
.calls[0][0];
act(() => {
eventHandler({
type: 'message',
role: 'agent',
content: [{ type: 'thought', thought: '**Thinking** about tests' }],
id: '1',
timestamp: '',
streamId: '',
});
});
expect(result.current.thought).toEqual({
subject: 'Thinking',
description: 'about tests',
});
});
it('should call agent.abort when cancelOngoingRequest is called', async () => {
const { result } = await renderHookWithProviders(() =>
useAgentStream({
agent: mockLegacyAgentProtocol as unknown as LegacyAgentProtocol,
addItem: mockAddItem,
onCancelSubmit: mockOnCancelSubmit,
isShellFocused: false,
}),
);
await act(async () => {
await result.current.cancelOngoingRequest();
});
expect(mockLegacyAgentProtocol.abort).toHaveBeenCalled();
expect(mockOnCancelSubmit).toHaveBeenCalledWith(false, true);
});
});
|