Unit_AI/node_modules/@kwsites/file-exists/dist/test/exists.spec.js

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2024-06-01 21:24:36 +01:00
"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
jest.mock('fs');
//@ts-ignore
const fs_1 = require("fs");
const src_1 = require("../src");
describe(`exists`, () => {
let statSync;
let statSyncMock;
let path;
beforeEach(() => {
path = `./path/${Math.random()}`;
fs_1.addStatSyncMock(statSyncMock = jest.fn(() => statSync()));
});
afterEach(() => {
fs_1.assertMocksUsed();
statSync = statSyncMock = undefined;
});
describe('known errors', () => {
beforeEach(() => givenStatSyncThrows({ code: 'ENOENT' }));
it('with type', () => {
expect(src_1.exists(path, src_1.READABLE)).toBe(false);
});
it('with type omitted', () => {
expect(src_1.exists(path)).toBe(false);
});
});
describe('unknown errors', () => {
let err;
beforeEach(() => err = givenStatSyncThrows(new Error('something')));
it('with type', () => {
expect(() => src_1.exists(path, src_1.READABLE)).toThrow(err);
});
it('with type omitted', () => {
expect(() => src_1.exists(path)).toThrow(err);
});
});
describe('path is a file', () => {
beforeEach(() => givenStatSyncIsA('file'));
existsReturns(true, false, true);
});
describe('path is a folder', () => {
beforeEach(() => givenStatSyncIsA('folder'));
existsReturns(false, true, true);
});
describe('path is unknown', () => {
beforeEach(() => givenStatSyncIsA('unknown'));
existsReturns(false, false, false);
});
function existsReturns(file, folder, readable) {
it('when searching for a file', () => {
expect(src_1.exists(path, src_1.FILE)).toBe(file);
});
it('when searching for a folder', () => {
expect(src_1.exists(path, src_1.FOLDER)).toBe(folder);
});
it('when searching for either', () => {
expect(src_1.exists(path, src_1.READABLE)).toBe(readable);
});
it('when searching without a type', () => {
expect(src_1.exists(path)).toBe(readable);
});
}
function givenStatSyncThrows(err) {
statSync = () => { throw err; };
return err;
}
function givenStatSyncIsA(type) {
const mockStat = {
isFile() { return type === 'file'; },
isDirectory() { return type === 'folder'; },
};
statSync = () => mockStat;
return mockStat;
}
});
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