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import axios from 'axios';
import MockAdapter from 'axios-mock-adapter';
import { once } from 'lodash';
import waitForPromises from 'helpers/wait_for_promises';
import * as Image from '~/content_editor/extensions/image';
import httpStatus from '~/lib/utils/http_status';
import { loadMarkdownApiResult } from '../markdown_processing_examples';
import { createTestEditor, createDocBuilder } from '../test_utils';
describe('content_editor/extensions/image', () => {
let tiptapEditor;
let eq;
let doc;
let p;
let image;
let renderMarkdown;
let mock;
const uploadsPath = '/uploads/';
const validFile = new File(['foo'], 'foo.png', { type: 'image/png' });
const invalidFile = new File(['foo'], 'bar.html', { type: 'text/html' });
beforeEach(() => {
renderMarkdown = jest
.fn()
.mockResolvedValue(loadMarkdownApiResult('project_wiki_attachment_image').body);
const { tiptapExtension } = Image.configure({ renderMarkdown, uploadsPath });
tiptapEditor = createTestEditor({ extensions: [tiptapExtension] });
({
builders: { doc, p, image },
eq,
} = createDocBuilder({
tiptapEditor,
names: { image: { nodeType: tiptapExtension.name } },
}));
mock = new MockAdapter(axios);
});
afterEach(() => {
mock.reset();
});
it.each`
file | valid | description
${validFile} | ${true} | ${'handles paste event when mime type is valid'}
${invalidFile} | ${false} | ${'does not handle paste event when mime type is invalid'}
`('$description', ({ file, valid }) => {
const pasteEvent = Object.assign(new Event('paste'), {
clipboardData: {
files: [file],
},
});
let handled;
tiptapEditor.view.someProp('handlePaste', (eventHandler) => {
handled = eventHandler(tiptapEditor.view, pasteEvent);
});
expect(handled).toBe(valid);
});
it.each`
file | valid | description
${validFile} | ${true} | ${'handles drop event when mime type is valid'}
${invalidFile} | ${false} | ${'does not handle drop event when mime type is invalid'}
`('$description', ({ file, valid }) => {
const dropEvent = Object.assign(new Event('drop'), {
dataTransfer: {
files: [file],
},
});
let handled;
tiptapEditor.view.someProp('handleDrop', (eventHandler) => {
handled = eventHandler(tiptapEditor.view, dropEvent);
});
expect(handled).toBe(valid);
});
it('handles paste event when mime type is correct', () => {
const pasteEvent = Object.assign(new Event('paste'), {
clipboardData: {
files: [new File(['foo'], 'foo.png', { type: 'image/png' })],
},
});
const handled = tiptapEditor.view.someProp('handlePaste', (eventHandler) => {
return eventHandler(tiptapEditor.view, pasteEvent);
});
expect(handled).toBe(true);
});
describe('uploadImage command', () => {
describe('when file has correct mime type', () => {
let initialDoc;
const base64EncodedFile = 'data:image/png;base64,Zm9v';
beforeEach(() => {
initialDoc = doc(p(''));
tiptapEditor.commands.setContent(initialDoc.toJSON());
});
describe('when uploading image succeeds', () => {
const successResponse = {
link: {
markdown: '[image](/uploads/25265/image.png)',
},
};
beforeEach(() => {
mock.onPost().reply(httpStatus.OK, successResponse);
});
it('inserts an image with src set to the encoded image file and uploading true', (done) => {
const expectedDoc = doc(p(image({ uploading: true, src: base64EncodedFile })));
tiptapEditor.on(
'update',
once(() => {
expect(eq(tiptapEditor.state.doc, expectedDoc)).toBe(true);
done();
}),
);
tiptapEditor.commands.uploadImage({ file: validFile });
});
it('updates the inserted image with canonicalSrc when upload is successful', async () => {
const expectedDoc = doc(
p(
image({
canonicalSrc: 'test-file.png',
src: base64EncodedFile,
alt: 'test file',
uploading: false,
}),
),
);
tiptapEditor.commands.uploadImage({ file: validFile });
await waitForPromises();
expect(eq(tiptapEditor.state.doc, expectedDoc)).toBe(true);
});
});
describe('when uploading image request fails', () => {
beforeEach(() => {
mock.onPost().reply(httpStatus.INTERNAL_SERVER_ERROR);
});
it('resets the doc to orginal state', async () => {
const expectedDoc = doc(p(''));
tiptapEditor.commands.uploadImage({ file: validFile });
await waitForPromises();
expect(eq(tiptapEditor.state.doc, expectedDoc)).toBe(true);
});
it('emits an error event that includes an error message', (done) => {
tiptapEditor.commands.uploadImage({ file: validFile });
tiptapEditor.on('error', (message) => {
expect(message).toBe('An error occurred while uploading the image. Please try again.');
done();
});
});
});
});
describe('when file does not have correct mime type', () => {
let initialDoc;
beforeEach(() => {
initialDoc = doc(p(''));
tiptapEditor.commands.setContent(initialDoc.toJSON());
});
it('does not start the upload image process', () => {
tiptapEditor.commands.uploadImage({ file: invalidFile });
expect(eq(tiptapEditor.state.doc, initialDoc)).toBe(true);
});
});
});
});
|
