smig/excalidraw
1
0
Fork 0
mirror of https://github.com/excalidraw/excalidraw.git synced 2025-05-03 10:00:07 -04:00
Code Issues Projects Releases Packages Wiki Activity Actions

feat: Support LaTeX and AsciiMath via MathJax on stem.excalidraw.com

Browse source
This commit is contained in:
Daniel J. Geiger 2022-12-27 15:11:52 -06:00
parent c8370b394c
commit 86f5c2ebcf
84 changed files with 8331 additions and 289 deletions
Download patch file Download diff file Expand all files Collapse all files

32
src/tests/scroll.test.tsx
View file

@ -6,6 +6,9 @@ import {
} from "./test-utils";
import { Excalidraw } from "../packages/excalidraw/index";
import { API } from "./helpers/api";
import { Keyboard } from "./helpers/ui";
import { KEYS } from "../keys";
import ExcalidrawApp from "../excalidraw-app";
const { h } = window;
@ -50,4 +53,33 @@ describe("appState", () => {
});
restoreOriginalGetBoundingClientRect();
});
it("zoomed canvas scrolls on page keys", async () => {
mockBoundingClientRect();
await render(<ExcalidrawApp />, {});
const scrollTest = () => {
const scrollY = h.state.scrollY;
const pageStep = h.state.height / h.state.zoom.value;
// Assert the following assertions have meaning
expect(pageStep).toBeGreaterThan(0);
// Assert we scroll up
Keyboard.keyPress(KEYS.PAGE_UP);
expect(h.state.scrollY).toBe(scrollY + pageStep);
// Assert we scroll down
Keyboard.keyPress(KEYS.PAGE_DOWN);
Keyboard.keyPress(KEYS.PAGE_DOWN);
expect(h.state.scrollY).toBe(scrollY - pageStep);
};
const zoom = h.state.zoom.value;
// Assert we scroll properly when zoomed in
h.setState({ zoom: { value: (zoom * 1.1) as typeof zoom } });
scrollTest();
// Assert we scroll properly when zoomed out
h.setState({ zoom: { value: (zoom * 0.9) as typeof zoom } });
scrollTest();
// Assert we scroll properly with normal zoom
h.setState({ zoom: { value: zoom } });
scrollTest();
restoreOriginalGetBoundingClientRect();
});
});