import { describe, it, expect, vi, beforeEach } from "vitest";
// Mock the config to use mock provider
vi.mock("../../../src/config.js", () => ({
loadConfig: vi.fn().mockReturnValue({
version: 1,
connections: [{ id: "mock", provider: "mock", label: "Mock", config: {} }],
defaults: { transactionDays: 90, currency: "PLN" },
}),
getConnection: vi.fn().mockReturnValue({
id: "mock",
provider: "mock",
label: "Mock",
config: {},
}),
getAllConnections: vi.fn().mockReturnValue([
{ id: "mock", provider: "mock", label: "Mock", config: {} },
]),
}));
import { spendingSummary } from "../../../src/tools/spending-summary.js";
describe("spendingSummary", () => {
it("groups expenses by merchant", async () => {
const result = await spendingSummary({
dateFrom: "2026-01-01",
dateTo: "2026-02-21",
});
expect(result.groups).toBeDefined();
expect(result.groups.length).toBeGreaterThan(0);
expect(result.totalSpent).toBeGreaterThan(0);
expect(result.currency).toBe("USD");
// All groups should have positive totalSpent
for (const group of result.groups) {
expect(group.totalSpent).toBeGreaterThan(0);
expect(group.transactionCount).toBeGreaterThan(0);
expect(group.name).toBeTruthy();
}
});
it("respects limit parameter", async () => {
const result = await spendingSummary({
dateFrom: "2026-01-01",
dateTo: "2026-02-21",
limit: 3,
});
expect(result.groups.length).toBeLessThanOrEqual(3);
});
it("sorts by total spent descending", async () => {
const result = await spendingSummary({
dateFrom: "2026-01-01",
dateTo: "2026-02-21",
});
for (let i = 1; i < result.groups.length; i++) {
expect(result.groups[i - 1].totalSpent).toBeGreaterThanOrEqual(
result.groups[i].totalSpent,
);
}
});
});
