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/**
* @license
* Copyright 2025 Google LLC
* SPDX-License-Identifier: Apache-2.0
*/
import { render } from 'ink-testing-library';
import { InputPrompt, InputPromptProps } from './InputPrompt.js';
import type { TextBuffer } from './shared/text-buffer.js';
import { Config } from '@google/gemini-cli-core';
import { vi } from 'vitest';
import { useShellHistory } from '../hooks/useShellHistory.js';
import { useCompletion } from '../hooks/useCompletion.js';
import { useInputHistory } from '../hooks/useInputHistory.js';
vi.mock('../hooks/useShellHistory.js');
vi.mock('../hooks/useCompletion.js');
vi.mock('../hooks/useInputHistory.js');
type MockedUseShellHistory = ReturnType<typeof useShellHistory>;
type MockedUseCompletion = ReturnType<typeof useCompletion>;
type MockedUseInputHistory = ReturnType<typeof useInputHistory>;
describe('InputPrompt', () => {
let props: InputPromptProps;
let mockShellHistory: MockedUseShellHistory;
let mockCompletion: MockedUseCompletion;
let mockInputHistory: MockedUseInputHistory;
let mockBuffer: TextBuffer;
const mockedUseShellHistory = vi.mocked(useShellHistory);
const mockedUseCompletion = vi.mocked(useCompletion);
const mockedUseInputHistory = vi.mocked(useInputHistory);
beforeEach(() => {
vi.resetAllMocks();
mockBuffer = {
text: '',
cursor: [0, 0],
lines: [''],
setText: vi.fn((newText: string) => {
mockBuffer.text = newText;
mockBuffer.lines = [newText];
mockBuffer.cursor = [0, newText.length];
mockBuffer.viewportVisualLines = [newText];
mockBuffer.allVisualLines = [newText];
}),
viewportVisualLines: [''],
allVisualLines: [''],
visualCursor: [0, 0],
visualScrollRow: 0,
handleInput: vi.fn(),
move: vi.fn(),
moveToOffset: vi.fn(),
killLineRight: vi.fn(),
killLineLeft: vi.fn(),
openInExternalEditor: vi.fn(),
newline: vi.fn(),
replaceRangeByOffset: vi.fn(),
} as unknown as TextBuffer;
mockShellHistory = {
addCommandToHistory: vi.fn(),
getPreviousCommand: vi.fn().mockReturnValue(null),
getNextCommand: vi.fn().mockReturnValue(null),
resetHistoryPosition: vi.fn(),
};
mockedUseShellHistory.mockReturnValue(mockShellHistory);
mockCompletion = {
suggestions: [],
activeSuggestionIndex: -1,
isLoadingSuggestions: false,
showSuggestions: false,
visibleStartIndex: 0,
navigateUp: vi.fn(),
navigateDown: vi.fn(),
resetCompletionState: vi.fn(),
setActiveSuggestionIndex: vi.fn(),
setShowSuggestions: vi.fn(),
};
mockedUseCompletion.mockReturnValue(mockCompletion);
mockInputHistory = {
navigateUp: vi.fn(),
navigateDown: vi.fn(),
handleSubmit: vi.fn(),
};
mockedUseInputHistory.mockReturnValue(mockInputHistory);
props = {
buffer: mockBuffer,
onSubmit: vi.fn(),
userMessages: [],
onClearScreen: vi.fn(),
config: {
getProjectRoot: () => '/test/project',
getTargetDir: () => '/test/project/src',
} as unknown as Config,
slashCommands: [],
shellModeActive: false,
setShellModeActive: vi.fn(),
inputWidth: 80,
suggestionsWidth: 80,
focus: true,
};
});
const wait = (ms = 50) => new Promise((resolve) => setTimeout(resolve, ms));
it('should call shellHistory.getPreviousCommand on up arrow in shell mode', async () => {
props.shellModeActive = true;
const { stdin, unmount } = render(<InputPrompt {...props} />);
await wait();
stdin.write('\u001B[A');
await wait();
expect(mockShellHistory.getPreviousCommand).toHaveBeenCalled();
unmount();
});
it('should call shellHistory.getNextCommand on down arrow in shell mode', async () => {
props.shellModeActive = true;
const { stdin, unmount } = render(<InputPrompt {...props} />);
await wait();
stdin.write('\u001B[B');
await wait();
expect(mockShellHistory.getNextCommand).toHaveBeenCalled();
unmount();
});
it('should set the buffer text when a shell history command is retrieved', async () => {
props.shellModeActive = true;
vi.mocked(mockShellHistory.getPreviousCommand).mockReturnValue(
'previous command',
);
const { stdin, unmount } = render(<InputPrompt {...props} />);
await wait();
stdin.write('\u001B[A');
await wait();
expect(mockShellHistory.getPreviousCommand).toHaveBeenCalled();
expect(props.buffer.setText).toHaveBeenCalledWith('previous command');
unmount();
});
it('should call shellHistory.addCommandToHistory on submit in shell mode', async () => {
props.shellModeActive = true;
props.buffer.setText('ls -l');
const { stdin, unmount } = render(<InputPrompt {...props} />);
await wait();
stdin.write('\r');
await wait();
expect(mockShellHistory.addCommandToHistory).toHaveBeenCalledWith('ls -l');
expect(props.onSubmit).toHaveBeenCalledWith('ls -l');
unmount();
});
it('should NOT call shell history methods when not in shell mode', async () => {
props.buffer.setText('some text');
const { stdin, unmount } = render(<InputPrompt {...props} />);
await wait();
stdin.write('\u001B[A'); // Up arrow
await wait();
stdin.write('\u001B[B'); // Down arrow
await wait();
stdin.write('\r'); // Enter
await wait();
expect(mockShellHistory.getPreviousCommand).not.toHaveBeenCalled();
expect(mockShellHistory.getNextCommand).not.toHaveBeenCalled();
expect(mockShellHistory.addCommandToHistory).not.toHaveBeenCalled();
expect(mockInputHistory.navigateUp).toHaveBeenCalled();
expect(mockInputHistory.navigateDown).toHaveBeenCalled();
expect(props.onSubmit).toHaveBeenCalledWith('some text');
unmount();
});
});
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