140 lines
4.9 KiB
JavaScript
140 lines
4.9 KiB
JavaScript
"use strict";
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Object.defineProperty(exports, "__esModule", { value: true });
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var tslib_1 = require("tslib");
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var object_1 = require("./object");
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describe('shallowCompare', function () {
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it('returns true for matching objects', function () {
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var a = {
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a: 1,
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b: 'string',
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c: {
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d: 2,
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},
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};
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var b = tslib_1.__assign({}, a);
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expect((0, object_1.shallowCompare)(a, b)).toBeTruthy();
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});
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it('returns false when one object is a superset of the other', function () {
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// eslint-disable-next-line @typescript-eslint/no-explicit-any
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var a = {
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a: 1,
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b: 'string',
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c: {
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d: 2,
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},
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};
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var b = tslib_1.__assign(tslib_1.__assign({}, a), { e: 'extra' });
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expect((0, object_1.shallowCompare)(a, b)).toBeFalsy();
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a.e = 'extra';
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a.f = 3;
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expect((0, object_1.shallowCompare)(a, b)).toBeFalsy();
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});
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it('returns false when nested objects are not strictly equal', function () {
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// eslint-disable-next-line @typescript-eslint/no-explicit-any
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var a = {
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a: 1,
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b: 'string',
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c: {
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d: 2,
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},
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};
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var b = tslib_1.__assign(tslib_1.__assign({}, a), { c: tslib_1.__assign({}, a.c) });
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expect((0, object_1.shallowCompare)(a, b)).toBeFalsy();
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});
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it('returns true for two empty objects', function () {
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expect((0, object_1.shallowCompare)({}, {})).toBeTruthy();
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});
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it('returns true for two falsy values', function () {
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expect((0, object_1.shallowCompare)(null, null)).toBeTruthy();
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expect((0, object_1.shallowCompare)(undefined, undefined)).toBeTruthy();
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expect((0, object_1.shallowCompare)(null, undefined)).toBeTruthy();
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expect((0, object_1.shallowCompare)(0, '')).toBeTruthy();
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expect((0, object_1.shallowCompare)(null, '')).toBeTruthy();
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expect((0, object_1.shallowCompare)(0, undefined)).toBeTruthy();
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});
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it('returns false when comparing null or undefined against an object', function () {
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expect((0, object_1.shallowCompare)(null, { a: 1 })).toBeFalsy();
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expect((0, object_1.shallowCompare)(undefined, { a: 1 })).toBeFalsy();
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});
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});
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describe('assign', function () {
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it('can copy an object', function () {
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var source = {
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a: 1,
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b: 'string',
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c: {
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d: 2,
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},
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};
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var resultTarget = {};
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var result = (0, object_1.assign)(resultTarget, source);
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expect(result).not.toBe(source);
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expect(result).toBe(resultTarget);
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expect(result).toEqual(source);
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});
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});
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describe('filteredAssign', function () {
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it('can copy an object but avoid copying some parameters', function () {
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var source = {
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a: 1,
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b: 'string',
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};
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var result = (0, object_1.filteredAssign)(function (propName) { return propName !== 'b'; }, {}, source);
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expect(result.a).toEqual(1);
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expect(result.b).toBeUndefined();
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});
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});
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describe('mapEnumByName', function () {
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it('iterates over all the strings of an enum', function () {
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var Foo;
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(function (Foo) {
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Foo[Foo["first"] = 0] = "first";
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Foo[Foo["second"] = 1] = "second";
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Foo[Foo["third"] = 2] = "third";
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Foo[Foo["fourth"] = 3] = "fourth";
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})(Foo || (Foo = {}));
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var result = (0, object_1.mapEnumByName)(Foo, function (name) {
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return name;
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});
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expect(result).toEqual(['first', 'second', 'third', 'fourth']);
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});
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it('filters undefined values', function () {
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var Foo;
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(function (Foo) {
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Foo[Foo["first"] = 0] = "first";
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Foo[Foo["second"] = 1] = "second";
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Foo[Foo["third"] = 2] = "third";
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Foo[Foo["fourth"] = 3] = "fourth";
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})(Foo || (Foo = {}));
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var result = (0, object_1.mapEnumByName)(Foo, function (name) {
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if (name === 'first' || name === 'third') {
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return name;
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}
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if (name === 'second') {
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return undefined;
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}
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return null;
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});
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expect(result).toEqual(['first', 'third']);
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});
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});
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describe('values', function () {
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it('gets all values in a dictionary object', function () {
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var obj = {
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test: 1,
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ing: 2,
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'123': 3,
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};
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var objValues = (0, object_1.values)(obj);
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expect(objValues).toHaveLength(3);
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expect(objValues).toContain(1);
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expect(objValues).toContain(2);
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expect(objValues).toContain(3);
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});
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});
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describe('omit', function () {
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it('can omit excluded props and leave non-excluded alone', function () {
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expect((0, object_1.omit)({ a: 1, b: 2 }, ['a'])).toEqual({ b: 2 });
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});
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});
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//# sourceMappingURL=object.test.js.map
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