51 lines
2.1 KiB
JavaScript
51 lines
2.1 KiB
JavaScript
"use strict";
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var __importDefault = (this && this.__importDefault) || function (mod) {
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return (mod && mod.__esModule) ? mod : { "default": mod };
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};
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Object.defineProperty(exports, "__esModule", { value: true });
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const vitest_1 = require("vitest");
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const map_js_1 = __importDefault(require("./map.js"));
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(0, vitest_1.describe)("map", () => {
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(0, vitest_1.test)("applies updates to each item in an array", () => {
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const object = [0, 1, 2];
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const inc = (x) => x + 1;
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const result = (0, map_js_1.default)(object, inc);
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(0, vitest_1.expect)(result).to.eql([1, 2, 3]);
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});
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(0, vitest_1.test)("applies updates to each value in an object", () => {
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const object = { a: 0, b: 1, c: 2 };
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const inc = (x) => x + 1;
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const result = (0, map_js_1.default)(inc)(object);
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(0, vitest_1.expect)(result).to.eql({ a: 1, b: 2, c: 3 });
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});
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(0, vitest_1.test)("can update with a regular updates object", () => {
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const object = [{ a: 0 }, { a: 0 }];
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const result = (0, map_js_1.default)({ a: 1 })(object);
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(0, vitest_1.expect)(result).to.eql([{ a: 1 }, { a: 1 }]);
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});
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(0, vitest_1.test)("returns the same object if no updates are made", () => {
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const array = [0, 1];
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const ident = (x) => x;
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let result = (0, map_js_1.default)(ident)(array);
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(0, vitest_1.expect)(result).to.equal(array);
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const object = { a: 0 };
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result = (0, map_js_1.default)(ident)(object);
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(0, vitest_1.expect)(result).to.equal(object);
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});
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(0, vitest_1.test)("passes the key or index as the second parameter to the iteratee", () => {
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const object = {
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a: { x: 0 },
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b: [3, 3],
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};
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const setToKey = (_, key) => key;
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const result = (0, map_js_1.default)(object, (0, map_js_1.default)(setToKey));
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(0, vitest_1.expect)(result).to.eql({
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a: { x: "x" },
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b: [0, 1],
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});
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});
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(0, vitest_1.test)("freezes the result", () => {
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(0, vitest_1.expect)(Object.isFrozen((0, map_js_1.default)({}, {}))).to.be.true;
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});
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});
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//# sourceMappingURL=map.test.js.map
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