kopia lustrzana https://gitlab.com/rysiekpl/libresilient
110 wiersze
4.1 KiB
JavaScript
110 wiersze
4.1 KiB
JavaScript
const makeServiceWorkerEnv = require('service-worker-mock');
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global.fetch = require('node-fetch');
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jest.mock('node-fetch')
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describe("plugin: fetch", () => {
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beforeEach(() => {
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global.fetch.mockImplementation((url, init) => {
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const response = new Response(
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new Blob(
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[JSON.stringify({ test: "success" })],
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{type: "application/json"}
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),
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{
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status: 200,
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statusText: "OK",
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headers: {
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'ETag': 'TestingETagHeader'
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},
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url: url
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});
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return Promise.resolve(response);
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});
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Object.assign(global, makeServiceWorkerEnv());
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jest.resetModules();
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global.LibResilientPluginConstructors = new Map()
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LR = {
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log: (component, ...items)=>{
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console.debug(component + ' :: ', ...items)
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}
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}
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})
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test("it should register in LibResilientPluginConstructors", () => {
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require("../../plugins/fetch.js");
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expect(LibResilientPluginConstructors.get('fetch')().name).toEqual('fetch');
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});
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test("it should return data from fetch()", async () => {
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require("../../plugins/fetch.js");
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const response = await LibResilientPluginConstructors.get('fetch')(LR).fetch('https://resilient.is/test.json');
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expect(fetch).toHaveBeenCalled();
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expect(await response.json()).toEqual({test: "success"})
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expect(response.url).toEqual('https://resilient.is/test.json')
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});
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test("it should pass the Request() init data to fetch()", async () => {
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require("../../plugins/fetch.js");
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var initTest = {
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method: "GET",
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headers: new Headers({"x-stub": "STUB"}),
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mode: "mode-stub",
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credentials: "credentials-stub",
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cache: "cache-stub",
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referrer: "referrer-stub",
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// these are not implemented by service-worker-mock
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// https://github.com/zackargyle/service-workers/blob/master/packages/service-worker-mock/models/Request.js#L20
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redirect: undefined,
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integrity: undefined,
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cache: undefined
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}
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const response = await LibResilientPluginConstructors.get('fetch')(LR).fetch('https://resilient.is/test.json', initTest);
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expect(fetch).toHaveBeenCalledWith('https://resilient.is/test.json', initTest);
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expect(await response.json()).toEqual({test: "success"})
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expect(response.url).toEqual('https://resilient.is/test.json')
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});
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test("it should set the LibResilient headers", async () => {
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require("../../plugins/fetch.js");
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const response = await LibResilientPluginConstructors.get('fetch')(LR).fetch('https://resilient.is/test.json');
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expect(fetch).toHaveBeenCalled();
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expect(await response.json()).toEqual({test: "success"})
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expect(response.url).toEqual('https://resilient.is/test.json')
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expect(response.headers.has('X-LibResilient-Method')).toEqual(true)
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expect(response.headers.get('X-LibResilient-Method')).toEqual('fetch')
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expect(response.headers.has('X-LibResilient-Etag')).toEqual(true)
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expect(response.headers.get('X-LibResilient-ETag')).toEqual('TestingETagHeader')
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});
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test("it should throw an error when HTTP status is >= 400", async () => {
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global.fetch.mockImplementation((url, init) => {
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const response = new Response(
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new Blob(
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["Not Found"],
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{type: "text/plain"}
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),
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{
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status: 404,
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statusText: "Not Found",
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url: url
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});
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return Promise.resolve(response);
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});
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require("../../plugins/fetch.js");
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expect.assertions(1)
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expect(LibResilientPluginConstructors.get('fetch')(LR).fetch('https://resilient.is/test.json')).rejects.toThrow(Error)
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});
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});
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