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/**
* @license
* Copyright 2025 Google LLC
* SPDX-License-Identifier: Apache-2.0
*/
import { afterEach, beforeEach, describe, expect, it, vi } from 'vitest';
import * as vscode from 'vscode';
import { activate } from './extension.js';
vi.mock('vscode', () => ({
window: {
createOutputChannel: vi.fn(() => ({
appendLine: vi.fn(),
})),
showInformationMessage: vi.fn(),
createTerminal: vi.fn(() => ({
show: vi.fn(),
sendText: vi.fn(),
})),
onDidChangeActiveTextEditor: vi.fn(),
activeTextEditor: undefined,
tabGroups: {
all: [],
close: vi.fn(),
},
showTextDocument: vi.fn(),
showWorkspaceFolderPick: vi.fn(),
},
workspace: {
workspaceFolders: [],
onDidCloseTextDocument: vi.fn(),
registerTextDocumentContentProvider: vi.fn(),
onDidChangeWorkspaceFolders: vi.fn(),
},
commands: {
registerCommand: vi.fn(),
executeCommand: vi.fn(),
},
Uri: {
joinPath: vi.fn(),
},
ExtensionMode: {
Development: 1,
Production: 2,
},
EventEmitter: vi.fn(() => ({
event: vi.fn(),
fire: vi.fn(),
dispose: vi.fn(),
})),
}));
describe('activate', () => {
let context: vscode.ExtensionContext;
beforeEach(() => {
context = {
subscriptions: [],
environmentVariableCollection: {
replace: vi.fn(),
},
globalState: {
get: vi.fn(),
update: vi.fn(),
},
extensionUri: {
fsPath: '/path/to/extension',
},
} as unknown as vscode.ExtensionContext;
});
afterEach(() => {
vi.restoreAllMocks();
});
it('should show the info message on first activation', async () => {
const showInformationMessageMock = vi
.mocked(vscode.window.showInformationMessage)
.mockResolvedValue(undefined as never);
vi.mocked(context.globalState.get).mockReturnValue(undefined);
await activate(context);
expect(showInformationMessageMock).toHaveBeenCalledWith(
'Gemini CLI Companion extension successfully installed.',
);
});
it('should not show the info message on subsequent activations', async () => {
vi.mocked(context.globalState.get).mockReturnValue(true);
await activate(context);
expect(vscode.window.showInformationMessage).not.toHaveBeenCalled();
});
it('should launch the Gemini CLI when the user clicks the button', async () => {
const showInformationMessageMock = vi
.mocked(vscode.window.showInformationMessage)
.mockResolvedValue('Re-launch Gemini CLI' as never);
vi.mocked(context.globalState.get).mockReturnValue(undefined);
await activate(context);
expect(showInformationMessageMock).toHaveBeenCalled();
await new Promise(process.nextTick); // Wait for the promise to resolve
const commandCallback = vi
.mocked(vscode.commands.registerCommand)
.mock.calls.find((call) => call[0] === 'gemini-cli.runGeminiCLI')?.[1];
expect(commandCallback).toBeDefined();
});
});
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