108 lines
3.8 KiB
TypeScript
108 lines
3.8 KiB
TypeScript
import React from 'react';
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import {fireEvent, queryAllByRole, render, screen, waitFor} from '@testing-library/react'
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import {MockedProvider} from '@apollo/client/testing';
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import {MemoryRouter} from 'react-router-dom';
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import QuestionList from "../components/QuestionList";
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import {SnackbarProvider} from "notistack";
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import {getAllQuestionsMock, questionNodesMock} from "../backend/queries/question.mock";
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import {getAllCategoriesMock} from "../backend/queries/category.mock";
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import {editQuestionMock} from "../backend/mutations/question.mock";
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function renderQuestionList() {
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return render(
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<MockedProvider mocks={[...getAllQuestionsMock, ...getAllCategoriesMock, ...editQuestionMock]}>
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<MemoryRouter>
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<SnackbarProvider>
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<QuestionList/>
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</SnackbarProvider>
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</MemoryRouter>
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</MockedProvider>
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);
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}
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const getInitialQuestionCards = async (): Promise<Array<HTMLElement>> => {
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const numberOfQuestionsInMockQuery = questionNodesMock.length;
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let questionCards: Array<HTMLElement> = [];
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await waitFor(() => {
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questionCards = screen.queryAllByRole("button", {name: /Question [1-3]\?/})
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expect(questionCards.length).toEqual(numberOfQuestionsInMockQuery);
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});
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return questionCards;
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}
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// sorry, I found no better way to find a specific icon button...
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const queryAllEditIconsButtons = (container?: HTMLElement): Array<HTMLElement> => {
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return (container ? queryAllByRole(container, "button") : screen.queryAllByRole("button"))
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.filter(button => button.innerHTML.includes("svg") && button.innerHTML.includes("<title>Anpassen</title>"));
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}
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describe('The QuestionList', () => {
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test('displays the existing questions, but not the details of it', async () => {
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renderQuestionList();
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const questionCards = await getInitialQuestionCards()
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questionCards.forEach(card => {
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expect(card.innerHTML).toMatch(/Question [1-3]\?/)
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})
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expect(questionCards[0].innerHTML).toMatch(/Category 1/);
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expect(queryAllEditIconsButtons()).toHaveLength(0)
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});
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test('enables toggling details on each question', async () => {
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renderQuestionList();
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// Initial state: Every question card is not expanded
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const questionCards = await getInitialQuestionCards()
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expect(queryAllEditIconsButtons()).toHaveLength(0)
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// Expand first question card
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fireEvent.click(questionCards[0])
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await waitFor(() => {
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expect(queryAllEditIconsButtons()).toHaveLength(1)
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});
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// Shrink first question card again
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fireEvent.click(questionCards[0])
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await waitFor(() => {
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expect(queryAllEditIconsButtons()).toHaveLength(0)
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});
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});
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test('enables editing a question title', async () => {
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renderQuestionList();
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const questionCards = await getInitialQuestionCards();
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// Expand first card
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fireEvent.click(questionCards[0]);
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let editIcons: Array<HTMLElement> = [];
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await waitFor(() => {
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editIcons = queryAllEditIconsButtons();
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expect(editIcons).toHaveLength(1);
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})
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// open edit dialog
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expect(screen.queryByText(/Frage bearbeiten/)).toBeNull();
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fireEvent.click(editIcons[0]);
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await waitFor(() => {
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expect(screen.queryByText(/Frage bearbeiten/)).not.toBeNull();
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})
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// change question title
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const questionTitleField = screen.getByDisplayValue(/Question 1/);
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fireEvent.change(questionTitleField, {target: {value: "New title for Question 1?"}});
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await waitFor(() => {
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expect(screen.queryByDisplayValue(/New title for /)).not.toBeNull();
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})
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const confirmButton = screen.getByRole("button", {name: /Speichern/});
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// call backend and assert apollo cache update
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fireEvent.click(confirmButton);
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await waitFor(() => {
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expect(screen.queryByText(/Frage bearbeiten/)).toBeNull();
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expect(screen.queryByText(/New title for Question 1/)).not.toBeNull()
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})
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});
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});
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