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* @license
* Copyright 2025 Google LLC
* SPDX-License-Identifier: Apache-2.0
*/
import { vi, describe, it, expect, beforeEach } from 'vitest';
import { getVersion } from '../get-release-version.js';
import { execSync } from 'node:child_process';
import { readFileSync } from 'node:fs';
vi.mock('node:child_process');
vi.mock('node:fs');
describe('getVersion', () => {
beforeEach(() => {
vi.resetAllMocks();
vi.setSystemTime(new Date('2025-09-17T00:00:00.000Z'));
// Mock package.json being read by getNightlyVersion
vi.mocked(readFileSync).mockReturnValue(
JSON.stringify({ version: '0.8.0' }),
);
});
// This is the base mock for a clean state with no conflicts or rollbacks
const mockExecSync = (command) => {
// NPM dist-tags
if (command.includes('npm view') && command.includes('--tag=latest'))
return '0.6.1';
if (command.includes('npm view') && command.includes('--tag=preview'))
return '0.7.0-preview.1';
if (command.includes('npm view') && command.includes('--tag=nightly'))
return '0.8.0-nightly.20250916.abcdef';
// NPM versions list
if (command.includes('npm view') && command.includes('versions --json'))
return JSON.stringify([
'0.6.0',
'0.6.1',
'0.7.0-preview.0',
'0.7.0-preview.1',
'0.8.0-nightly.20250916.abcdef',
]);
// Deprecation checks (default to not deprecated)
if (command.includes('deprecated')) return '';
// Git Tag Mocks
if (command.includes("git tag -l 'v[0-9].[0-9].[0-9]'")) return 'v0.6.1';
if (command.includes("git tag -l 'v*-preview*'")) return 'v0.7.0-preview.1';
if (command.includes("git tag -l 'v*-nightly*'"))
return 'v0.8.0-nightly.20250916.abcdef';
// Git Hash Mock
if (command.includes('git rev-parse --short HEAD')) return 'd3bf8a3d';
// For doesVersionExist checks - default to not found
if (
command.includes('npm view') &&
command.includes('@google/gemini-cli@')
) {
throw new Error('NPM version not found');
}
if (command.includes('git tag -l')) return '';
if (command.includes('gh release view')) {
throw new Error('GH release not found');
}
return '';
};
describe('Happy Path - Version Calculation', () => {
it('should calculate the next stable version from the latest preview', () => {
vi.mocked(execSync).mockImplementation(mockExecSync);
const result = getVersion({ type: 'stable' });
expect(result.releaseVersion).toBe('0.7.0');
expect(result.npmTag).toBe('latest');
expect(result.previousReleaseTag).toBe('v0.6.1');
});
it('should calculate the next preview version from the latest nightly', () => {
vi.mocked(execSync).mockImplementation(mockExecSync);
const result = getVersion({
type: 'preview',
'stable-base-version': '0.7.0',
});
expect(result.releaseVersion).toBe('0.8.0-preview.0');
expect(result.npmTag).toBe('preview');
expect(result.previousReleaseTag).toBe('v0.7.0-preview.1');
});
it('should calculate the next nightly version from package.json', () => {
vi.mocked(execSync).mockImplementation(mockExecSync);
const result = getVersion({ type: 'nightly' });
// Note: The base version now comes from package.json, not the previous nightly tag.
expect(result.releaseVersion).toBe('0.8.0-nightly.20250917.gd3bf8a3d');
expect(result.npmTag).toBe('nightly');
expect(result.previousReleaseTag).toBe('v0.8.0-nightly.20250916.abcdef');
});
it('should calculate the next patch version for a stable release', () => {
vi.mocked(execSync).mockImplementation(mockExecSync);
const result = getVersion({ type: 'patch', 'patch-from': 'stable' });
expect(result.releaseVersion).toBe('0.6.2');
expect(result.npmTag).toBe('latest');
expect(result.previousReleaseTag).toBe('v0.6.1');
});
it('should calculate the next patch version for a preview release', () => {
vi.mocked(execSync).mockImplementation(mockExecSync);
const result = getVersion({ type: 'patch', 'patch-from': 'preview' });
expect(result.releaseVersion).toBe('0.7.0-preview.2');
expect(result.npmTag).toBe('preview');
expect(result.previousReleaseTag).toBe('v0.7.0-preview.1');
});
});
describe('Advanced Scenarios', () => {
it('should ignore a deprecated version and use the next highest', () => {
const mockWithDeprecated = (command) => {
// The highest nightly is 0.9.0, but it's deprecated
if (command.includes('npm view') && command.includes('versions --json'))
return JSON.stringify([
'0.8.0-nightly.20250916.abcdef',
'0.9.0-nightly.20250917.deprecated', // This one is deprecated
]);
// Mock the deprecation check
if (
command.includes(
'npm view @google/gemini-cli@0.9.0-nightly.20250917.deprecated deprecated',
)
)
return 'This version is deprecated';
// The dist-tag still points to the older, valid version
if (command.includes('npm view') && command.includes('--tag=nightly'))
return '0.8.0-nightly.20250916.abcdef';
return mockExecSync(command);
};
vi.mocked(execSync).mockImplementation(mockWithDeprecated);
const result = getVersion({
type: 'preview',
'stable-base-version': '0.7.0',
});
// It should base the preview off 0.8.0, not the deprecated 0.9.0
expect(result.releaseVersion).toBe('0.8.0-preview.0');
});
it('should auto-increment patch version if the calculated one already exists', () => {
const mockWithConflict = (command) => {
// The calculated version 0.7.0 already exists as a git tag
if (command.includes("git tag -l 'v0.7.0'")) return 'v0.7.0';
// The next version, 0.7.1, is available
if (command.includes("git tag -l 'v0.7.1'")) return '';
return mockExecSync(command);
};
vi.mocked(execSync).mockImplementation(mockWithConflict);
const result = getVersion({ type: 'stable' });
// Should have skipped 0.7.0 and landed on 0.7.1
expect(result.releaseVersion).toBe('0.7.1');
});
it('should auto-increment preview number if the calculated one already exists', () => {
const mockWithConflict = (command) => {
// The calculated preview 0.8.0-preview.0 already exists on NPM
if (
command.includes(
'npm view @google/gemini-cli@0.8.0-preview.0 version',
)
)
return '0.8.0-preview.0';
// The next one is available
if (
command.includes(
'npm view @google/gemini-cli@0.8.0-preview.1 version',
)
)
throw new Error('Not found');
return mockExecSync(command);
};
vi.mocked(execSync).mockImplementation(mockWithConflict);
const result = getVersion({
type: 'preview',
'stable-base-version': '0.7.0',
});
// Should have skipped preview.0 and landed on preview.1
expect(result.releaseVersion).toBe('0.8.0-preview.1');
});
it('should preserve a git hash with a leading zero via the g prefix', () => {
const mockWithLeadingZeroHash = (command) => {
// Return an all-numeric hash with a leading zero
if (command.includes('git rev-parse --short HEAD')) return '017972622';
return mockExecSync(command);
};
vi.mocked(execSync).mockImplementation(mockWithLeadingZeroHash);
const result = getVersion({ type: 'nightly' });
// The 'g' prefix forces semver to treat this as an alphanumeric
// identifier, preventing it from stripping the leading zero.
expect(result.releaseVersion).toBe('0.8.0-nightly.20250917.g017972622');
});
});
});
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