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| 1 | +import { describe, expect, it } from "vitest"; |
| 2 | +import { getAllInBatches } from "./utils.js"; |
| 3 | + |
| 4 | +describe("getAllInBatches", () => { |
| 5 | + it("should handle range with multiple batches", async () => { |
| 6 | + const mockFnCalls: { start: bigint; end: bigint }[] = []; |
| 7 | + const mockFn = async (start: bigint, end: bigint) => { |
| 8 | + mockFnCalls.push({ start, end }); |
| 9 | + return { start, end }; |
| 10 | + }; |
| 11 | + |
| 12 | + const options = { |
| 13 | + start: 1n, |
| 14 | + end: 20n, |
| 15 | + maxSize: 5n, |
| 16 | + }; |
| 17 | + |
| 18 | + const result = await getAllInBatches(mockFn, options); |
| 19 | + |
| 20 | + expect(mockFnCalls.length).toEqual(4); |
| 21 | + expect(mockFnCalls[0]).toEqual({ start: 1n, end: 5n }); |
| 22 | + expect(mockFnCalls[1]).toEqual({ start: 6n, end: 10n }); |
| 23 | + expect(mockFnCalls[2]).toEqual({ start: 11n, end: 15n }); |
| 24 | + expect(mockFnCalls[3]).toEqual({ start: 16n, end: 19n }); |
| 25 | + |
| 26 | + expect(result).toEqual([ |
| 27 | + { start: 1n, end: 5n }, |
| 28 | + { start: 6n, end: 10n }, |
| 29 | + { start: 11n, end: 15n }, |
| 30 | + { start: 16n, end: 19n }, |
| 31 | + ]); |
| 32 | + }); |
| 33 | + |
| 34 | + it("should handle single batch", async () => { |
| 35 | + const mockFnCalls: { start: bigint; end: bigint }[] = []; |
| 36 | + const mockFn = async (start: bigint, end: bigint) => { |
| 37 | + mockFnCalls.push({ start, end }); |
| 38 | + return { start, end }; |
| 39 | + }; |
| 40 | + |
| 41 | + const options = { |
| 42 | + start: 1n, |
| 43 | + end: 4n, |
| 44 | + maxSize: 10n, |
| 45 | + }; |
| 46 | + |
| 47 | + const result = await getAllInBatches(mockFn, options); |
| 48 | + |
| 49 | + expect(mockFnCalls.length).toEqual(1); |
| 50 | + expect(mockFnCalls[0]).toEqual({ start: 1n, end: 3n }); |
| 51 | + |
| 52 | + expect(result).toEqual([{ start: 1n, end: 3n }]); |
| 53 | + }); |
| 54 | +}); |
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