76 lines
2.5 KiB
TypeScript
76 lines
2.5 KiB
TypeScript
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import faker from "faker";
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import { googleScrape, extractSlug } from "../../utils/translate";
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const source = faker.random.locale();
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const target = faker.random.locale();
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const query = faker.random.words();
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describe("googleScrape", () => {
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beforeEach(() => {
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fetchMock.resetMocks();
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});
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it("parses html response correctly", async () => {
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const translation = faker.random.words();
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const className = "result-container";
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const html = `
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<div class=${className}>
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${translation}
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</div>
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`;
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fetchMock.mockResponseOnce(async () => ({ body: html }));
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expect(await googleScrape(source, target, query)).toStrictEqual({ translation });
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});
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it("returns status code on request error", async () => {
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const status = faker.random.number({ min: 400, max: 499 });
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fetchMock.mockResponseOnce(async () => ({ status }));
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expect(await googleScrape(source, target, query)).toStrictEqual({ statusCode: status });
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});
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it("returns correct message on network error", async () => {
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fetchMock.mockRejectOnce();
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const res = await googleScrape(source, target, query);
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expect(res?.errorMsg).toMatch(/retrieving/);
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});
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it("returns correct message on parsing wrong class", async () => {
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const translation = faker.random.words();
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const className = "wrong-container";
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const html = `
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<div class=${className}>
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${translation}
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</div>
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`;
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fetchMock.mockResponseOnce(async () => ({ body: html }));
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const res = await googleScrape(source, target, query);
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expect(res?.errorMsg).toMatch(/parsing/);
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});
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});
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describe("extractSlug", () => {
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it("returns 'query' for 1 param", () => {
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expect(extractSlug([query])).toStrictEqual({ query });
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});
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it("returns 'target' & 'query' resp. for 2 params", () => {
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expect(extractSlug([target, query])).toStrictEqual({ target, query });
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});
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it("returns 'source', 'target' & 'query' resp. for 3 param", () => {
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expect(extractSlug([source, target, query])).toStrictEqual({ source, target, query });
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});
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it("returns empty object on 0 or >4 params", () => {
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expect(extractSlug([])).toStrictEqual({});
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const length = faker.random.number({ min: 4, max: 50 });
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const array = Array(length).fill("");
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expect(extractSlug(array)).toStrictEqual({});
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});
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});
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