import { describe, it, expect, vi, beforeEach, afterEach } from 'vitest';
describe('config utilities', () => {
let getUserAgent: any;
let originalToken: string | undefined; // Preserve any real token injected by CI so we can restore it later.
let packageVersion: string;
beforeEach(async () => {
vi.resetModules();
originalToken = process.env.ROLLBAR_ACCESS_TOKEN;
// Force a token during the test run only when CI hasn't provided one so importing config.ts doesn't call process.exit.
if (originalToken === undefined) {
process.env.ROLLBAR_ACCESS_TOKEN = 'test-token';
}
const packageJsonModule = await import('../../package.json', { with: { type: 'json' } });
packageVersion = packageJsonModule.default.version;
const configModule = await import('../../src/config.js');
getUserAgent = configModule.getUserAgent;
});
afterEach(() => {
// Put back the original token (or clear it) so parallel tests see the same environment state.
if (originalToken === undefined) {
delete process.env.ROLLBAR_ACCESS_TOKEN;
} else {
process.env.ROLLBAR_ACCESS_TOKEN = originalToken;
}
});
describe('getUserAgent', () => {
it('should generate correct user agent string with tool name', () => {
const userAgent = getUserAgent('get-item-details');
expect(userAgent).toBe(`rollbar-mcp-server/${packageVersion} (tool: get-item-details)`);
});
it('should handle different tool names', () => {
expect(getUserAgent('list-items')).toBe(`rollbar-mcp-server/${packageVersion} (tool: list-items)`);
expect(getUserAgent('update-item')).toBe(`rollbar-mcp-server/${packageVersion} (tool: update-item)`);
expect(getUserAgent('get-version')).toBe(`rollbar-mcp-server/${packageVersion} (tool: get-version)`);
expect(getUserAgent('get-deployments')).toBe(`rollbar-mcp-server/${packageVersion} (tool: get-deployments)`);
expect(getUserAgent('get-top-items')).toBe(`rollbar-mcp-server/${packageVersion} (tool: get-top-items)`);
});
it('should handle tool names with special characters', () => {
expect(getUserAgent('custom-tool-123')).toBe(`rollbar-mcp-server/${packageVersion} (tool: custom-tool-123)`);
});
it('should handle empty string tool name', () => {
expect(getUserAgent('')).toBe(`rollbar-mcp-server/${packageVersion} (tool: )`);
});
});
});
