@sinch/mcp/dist/tests/tools/email/analytics-metrics.test.js

Sinch MCP server

"use strict";
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        __setModuleDefault(result, mod);
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Object.defineProperty(exports, "__esModule", { value: true });
const analytics_metrics_1 = require("../../../src/tools/email/analytics-metrics");
const mailgunHelper = __importStar(require("../../../src/tools/email/utils/mailgun-service-helper"));
const types_1 = require("../../../src/types");
const mailgun_tools_helper_1 = require("../../../src/tools/email/utils/mailgun-tools-helper");
const utils_1 = require("../../../src/utils");
global.fetch = jest.fn();
describe('analyticsMetricsHandler', () => {
    const mockApiKey = 'test-api-key';
    beforeEach(() => {
        jest.resetAllMocks();
        jest.spyOn(mailgunHelper, 'getMailgunApiKey').mockReturnValue(mockApiKey);
    });
    it('returns metrics data in prompt response', async () => {
        // Given
        const mockResponse = {
            start: 'Mon, 02 Jun 2025 00:00:00 +0000',
            end: 'Mon, 09 Jun 2025 00:00:00 +0000',
            resolution: 'day',
            dimensions: [
                'time'
            ],
            items: [],
            aggregates: {
                metrics: {
                    accepted_count: 10,
                    delivered_count: 8,
                    failed_count: 2,
                    opened_count: 5,
                    clicked_count: 3,
                    unsubscribed_count: 1,
                    complained_count: 0
                }
            }
        };
        const mockedFetch = fetch;
        mockedFetch.mockResolvedValue({
            ok: true,
            json: async () => mockResponse
        });
        // When
        const result = await (0, analytics_metrics_1.analyticsMetricsHandler)({});
        // Then
        const expectedText = [
            'The following data must be presented graphically. Mailgun Analytics Metrics for domain "all":',
            '',
            '{"metrics":{"accepted_count":10,"delivered_count":8,"failed_count":2,"opened_count":5,"clicked_count":3,"unsubscribed_count":1,"complained_count":0}}'
        ].join('\n');
        expect(result.role).toBe('assistant');
        expect(result.content[0].text).toBe(expectedText);
        expect(mockedFetch).toHaveBeenCalledTimes(1);
        // eslint-disable-next-line @typescript-eslint/no-unused-vars
        const [_url, options] = mockedFetch.mock.calls[0];
        expect(options?.method).toBe('POST');
        const encodedAuth = 'Basic ' + Buffer.from(`api:${mockApiKey}`).toString('base64');
        expect(options?.headers).toMatchObject({
            Authorization: encodedAuth,
            'Content-Type': 'application/json',
        });
        const apiKeyHash = '4c806362b613f7496abf284146efd31da90e4b16169fe001841ca17290f427c4';
        expect((0, mailgun_tools_helper_1.sha256)(mockApiKey)).toBe(apiKeyHash);
        const expectedUserAgent = (0, utils_1.formatUserAgent)('analytics-metrics', apiKeyHash);
        expect((options?.headers)['User-Agent']).toBe(expectedUserAgent);
    });
    it('handles Mailgun API error gracefully', async () => {
        // Given
        fetch.mockResolvedValue({
            ok: false,
            status: 403,
            statusText: 'Forbidden'
        });
        // When
        const result = await (0, analytics_metrics_1.analyticsMetricsHandler)({
            domain: 'testdomain.com',
        });
        // Then
        expect(result).toEqual(new types_1.PromptResponse('Mailgun API error: 403 Forbidden').promptResponse);
    });
    it('handles JSON parse error', async () => {
        // Given
        fetch.mockResolvedValue({
            ok: true,
            json: async () => { throw new Error('Unexpected token'); }
        });
        // When
        const result = await (0, analytics_metrics_1.analyticsMetricsHandler)({
            domain: 'testdomain.com',
        });
        // Then
        expect(result).toEqual(new types_1.PromptResponse('Failed to parse JSON response: Error: Unexpected token').promptResponse);
    });
    it('returns early on credential fetch error', async () => {
        // Given
        jest.spyOn(mailgunHelper, 'getMailgunApiKey').mockReturnValue(new types_1.PromptResponse('Missing API key'));
        // When
        const result = await (0, analytics_metrics_1.analyticsMetricsHandler)({});
        // Then
        expect(result).toEqual(new types_1.PromptResponse('Missing API key').promptResponse);
    });
});
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