trustwallet-assets/test/index.test.ts

import {
    findDuplicate,
    findCommonElementOrDuplicate,
} from "../script/common/types";
import {
    isChecksum,
    toChecksum
} from "../script/common/eth-web3";
import {
    isDimensionTooLarge,
    isDimensionOK,
    calculateTargetSize
} from "../script/common/image";
import {
    mapList,
    sortElements,
    makeUnique,
    arrayDiff,
    arrayEqual
} from "../script/common/types";
import { findImagesToFetch } from "../script/action/binance";

describe("Test eth-web3 helpers", () => {
    test(`Test isChecksum`, () => {
        expect(isChecksum("0x7Bb09bC8aDE747178e95B1D035ecBeEBbB18cFee"), `checksum`).toBe(true);
        expect(isChecksum("0x7bb09bc8ade747178e95b1d035ecbeebbb18cfee"), `lowercase`).toBe(false);
        expect(isChecksum("0x7Bb09bC8aDE747178e95B1D035ecBe"), `too short`).toBe(false);
    });
    test(`Test toChecksum`, () => {
        expect(toChecksum("0x7bb09bc8ade747178e95b1d035ecbeebbb18cfee"), `from lowercase`).toEqual("0x7Bb09bC8aDE747178e95B1D035ecBeEBbB18cFee");
        expect(toChecksum("0x7Bb09bC8aDE747178e95B1D035ecBeEBbB18cFee"), `from checksum`).toEqual("0x7Bb09bC8aDE747178e95B1D035ecBeEBbB18cFee");
    });
});

describe("Test image helpers", () => {
    test(`Test isDimensionTooLarge`, () => {
        expect(isDimensionTooLarge(256, 256), `256x256`).toBe(false);
        expect(isDimensionTooLarge(64, 64), `64x64`).toBe(false);
        expect(isDimensionTooLarge(800, 800), `800x800`).toBe(true);
        expect(isDimensionTooLarge(256, 800), `256x800`).toBe(true);
        expect(isDimensionTooLarge(800, 256), `800x256`).toBe(true);
    });
    test(`Test isDimensionOK`, () => {
        expect(isDimensionOK(256, 256), `256x256`).toBe(true);
        expect(isDimensionOK(64, 64), `64x64`).toBe(true);
        expect(isDimensionOK(800, 800), `800x800`).toBe(false);
        expect(isDimensionOK(256, 800), `256x800`).toBe(false);
        expect(isDimensionOK(800, 256), `800x256`).toBe(false);
        expect(isDimensionOK(60, 60), `60x60`).toBe(false);
        expect(isDimensionOK(64, 60), `64x60`).toBe(false);
        expect(isDimensionOK(60, 64), `60x64`).toBe(false);
    });
    test(`Test calculateReducedSize`, () => {
        expect(calculateTargetSize(256, 256, 512, 512), `small 1.0`).toEqual({width: 512, height: 512});
        expect(calculateTargetSize(800, 800, 512, 512), `large 1.0`).toEqual({width: 512, height: 512});
        expect(calculateTargetSize(200, 100, 512, 512), `small 2.0`).toEqual({width: 512, height: 256});
        expect(calculateTargetSize(100, 200, 512, 512), `small 0.5`).toEqual({width: 256, height: 512});
        expect(calculateTargetSize(1200, 600, 512, 512), `small 2.0`).toEqual({width: 512, height: 256});
        expect(calculateTargetSize(600, 1200, 512, 512), `small 0.5`).toEqual({width: 256, height: 512});
        expect(calculateTargetSize(256, 0, 512, 512), `zero`).toEqual({width: 512, height: 512});
    });
});

describe("Test type helpers", () => {
    test(`Test mapList`, () => {
        expect(mapList(["a", "b", "c"]), `3 elems`).toEqual({"a": "", "b":"", "c": ""});
    });
    test(`Test sortElements`, () => {
        expect(sortElements(["c", "a", "b"]), `3 elems`).toEqual(["a", "b", "c"]);
        expect(sortElements(["C", "a", "b"]), `mixed case`).toEqual(["a", "b", "C"]);
        expect(sortElements(["1", "2", "11"]), `numerical`).toEqual(["1", "2", "11"]);
        expect(sortElements(["C", "a", "1", "b", "2", "11"]), `complex`).toEqual(["1", "2", "11", "a", "b", "C"]);
    });
    test(`Test makeUnique`, () => {
        expect(makeUnique(["a", "b", "c", "b"]), `4 elems with 1 duplicate`).toEqual(["a", "b", "c"]);
    });
    test(`Test arrayDiff`, () => {
        expect(arrayDiff(["a", "b", "c"], ["c"]), `4 elems with 1 duplicate`).toEqual(["a", "b"]);
        expect(arrayDiff(["a", "b", "c"], ["d"]), `4 elems with 0 duplicate`).toEqual(["a", "b", "c"]);
    });
    test(`Test findDuplicate`, () => {
        expect(findDuplicate(["a", "bb", "ccc"]), `No duplicates`).toBe(null)
        expect(findDuplicate(["a", "bb", "ccc", "bb"]), `One double duplicate`).toBe("bb")
        expect(findDuplicate([]), `Empty array`).toBe(null)
        expect(findDuplicate(["a"]), `One element`).toBe(null)
        expect(findDuplicate(["a", "bb", "ccc", "bb", "d", "bb"]), `One triple duplicate`).toBe("bb")
        expect(findDuplicate(["a", "bb", "ccc", "bb", "a"]), `Two double duplicates`).toBe("a")
    });
    test(`Test findCommonElementOrDuplicate`, () => {
        expect(findCommonElementOrDuplicate(["a", "bb", "ccc"], ["1", "22", "333"]), `No intersection or duplicates`).toBe(null)
        expect(findCommonElementOrDuplicate(["a", "bb", "ccc"], ["1", "bb", "333"]), `Common element`).toBe("bb")
        expect(findCommonElementOrDuplicate(["a", "bb", "ccc", "bb"], ["1", "22", "333"]), `Duplicate in first`).toBe("bb")
        expect(findCommonElementOrDuplicate(["a", "bb", "ccc"], ["1", "22", "333", "22"]), `Duplicate in second`).toBe("22")
        expect(findCommonElementOrDuplicate(["a", "bb", "ccc", "1", "bb"], ["1", "22", "333", "22"]), `Intersection and duplicates`).toBe("22")
        expect(findCommonElementOrDuplicate([], []), `Empty lists`).toBe(null)
    });
    test(`Test arrayEqual`, () => {
        expect(arrayEqual(["a", "b", "c"], ["a", "b", "c"]), `equal`).toBe(true);
        expect(arrayEqual(["a", "b", "c", "d"], ["a", "b", "c"]), `length mismatch`).toBe(false);
        expect(arrayEqual(["a", "b", "c"], ["a", "b", "b"]), `length mismatch`).toBe(false);
        expect(arrayEqual(["a", "b", "b"], ["a", "b", "c"]), `length mismatch`).toBe(false);
    });
});

describe("Test action binance", () => {
    test(`Test findImagesToFetch`, () => {
        const assetsInfoListNonexisting: any[] = [{asset: "A1", assetImg: "imgurl1"}, {asset: "A2", assetImg: "imgurl2"}];
        const assetsInfoListExisting: any[] = [{asset: "BUSD-BD1", assetImg: "imgurlBUSD"}, {asset: "ETH-1C9", assetImg: "imgurlETH"}];
        const blackListEmpty: string[] = [];
        const blackListA1: string[] = ["A1"];
        expect(findImagesToFetch(assetsInfoListNonexisting, blackListEmpty), `2 nonexisting`).toEqual(assetsInfoListNonexisting);
        expect(findImagesToFetch(assetsInfoListNonexisting, blackListA1), `2 nonexisting with 1 blacklisted`).toEqual([{asset: "A2", assetImg: "imgurl2"}]);
        expect(findImagesToFetch(assetsInfoListExisting, blackListEmpty), `2 existing`).toEqual([]);
        expect(findImagesToFetch([], []), `empty`).toEqual([]);
    });
});