element-portable/test/components/views/rooms/wysiwyg_composer/components/PlainTextComposer-test.tsx
2022-12-12 12:24:14 +01:00

134 lines
4.3 KiB
TypeScript

/*
Copyright 2022 The Matrix.org Foundation C.I.C.
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
import React from "react";
import { render, screen } from "@testing-library/react";
import userEvent from "@testing-library/user-event";
import { PlainTextComposer } from "../../../../../../src/components/views/rooms/wysiwyg_composer/components/PlainTextComposer";
describe("PlainTextComposer", () => {
const customRender = (
onChange = (_content: string) => void 0,
onSend = () => void 0,
disabled = false,
initialContent?: string,
) => {
return render(
<PlainTextComposer
onChange={onChange}
onSend={onSend}
disabled={disabled}
initialContent={initialContent}
/>,
);
};
it("Should have contentEditable at false when disabled", () => {
// When
customRender(jest.fn(), jest.fn(), true);
// Then
expect(screen.getByRole("textbox")).toHaveAttribute("contentEditable", "false");
});
it("Should have focus", () => {
// When
customRender(jest.fn(), jest.fn(), false);
// Then
expect(screen.getByRole("textbox")).toHaveFocus();
});
it("Should call onChange handler", async () => {
// When
const content = "content";
const onChange = jest.fn();
customRender(onChange, jest.fn());
await userEvent.type(screen.getByRole("textbox"), content);
// Then
expect(onChange).toBeCalledWith(content);
});
it("Should call onSend when Enter is pressed", async () => {
//When
const onSend = jest.fn();
customRender(jest.fn(), onSend);
await userEvent.type(screen.getByRole("textbox"), "{enter}");
// Then it sends a message
expect(onSend).toBeCalledTimes(1);
});
it("Should clear textbox content when clear is called", async () => {
//When
let composer;
render(
<PlainTextComposer onChange={jest.fn()} onSend={jest.fn()}>
{(ref, composerFunctions) => {
composer = composerFunctions;
return null;
}}
</PlainTextComposer>,
);
await userEvent.type(screen.getByRole("textbox"), "content");
expect(screen.getByRole("textbox").innerHTML).toBe("content");
composer.clear();
// Then
expect(screen.getByRole("textbox").innerHTML).toBeFalsy();
});
it("Should have data-is-expanded when it has two lines", async () => {
let resizeHandler: ResizeObserverCallback = jest.fn();
let editor: Element | null = null;
jest.spyOn(global, "ResizeObserver").mockImplementation((handler) => {
resizeHandler = handler;
return {
observe: (element) => {
editor = element;
},
unobserve: jest.fn(),
disconnect: jest.fn(),
};
});
jest.spyOn(global, "requestAnimationFrame").mockImplementation((cb) => {
cb(0);
return 0;
});
//When
render(<PlainTextComposer onChange={jest.fn()} onSend={jest.fn()} />);
// Then
expect(screen.getByTestId("WysiwygComposerEditor").attributes["data-is-expanded"].value).toBe("false");
expect(editor).toBe(screen.getByRole("textbox"));
// When
resizeHandler(
[{ contentBoxSize: [{ blockSize: 100 }] } as unknown as ResizeObserverEntry],
{} as ResizeObserver,
);
jest.runAllTimers();
// Then
expect(screen.getByTestId("WysiwygComposerEditor").attributes["data-is-expanded"].value).toBe("true");
(global.ResizeObserver as jest.Mock).mockRestore();
(global.requestAnimationFrame as jest.Mock).mockRestore();
});
});