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element-call/src/state/layout-types.test.ts
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/*
Copyright 2026 Element Creations Ltd.
SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-Element-Commercial
Please see LICENSE in the repository root for full details.
*/
import { test, expect } from "vitest";
import {
type Alignment,
layoutShallowEquals,
type Layout,
} from "./layout-types";
import {
type SpotlightTileViewModel,
type GridTileViewModel,
} from "./TileViewModel";
import { BehaviorSubject } from "rxjs";
const spotlightTile = {} as unknown as SpotlightTileViewModel;
const gridTile = {} as unknown as GridTileViewModel;
const pipAlignment$ = new BehaviorSubject<Alignment>({
inline: "end",
block: "end",
});
const spotlightExpanded: Layout = {
type: "spotlight-expanded",
spotlight: spotlightTile,
pipAlignment$,
};
const spotlightPortrait: Layout = {
type: "spotlight-portrait",
spotlight: spotlightTile,
grid: [gridTile],
setVisibleTiles: () => {},
};
test("layoutShallowEquals considers a layout to be equal to its shallow clone", () =>
expect(layoutShallowEquals(spotlightExpanded, { ...spotlightExpanded })).toBe(
true,
));
test("layoutShallowEquals detects a missing key", () => {
expect(
layoutShallowEquals(spotlightExpanded, {
...spotlightExpanded,
pip: gridTile,
}),
).toBe(false);
expect(
layoutShallowEquals(
{ ...spotlightExpanded, pip: gridTile },
spotlightExpanded,
),
).toBe(false);
});
test("layoutShallowEquals considers grid arrays with equal contents to be equal", () =>
expect(
layoutShallowEquals(spotlightPortrait, {
...spotlightPortrait,
grid: [...spotlightPortrait.grid],
}),
).toBe(true));
test("layoutShallowEquals detects grid arrays with different contents", () =>
expect(
layoutShallowEquals(spotlightPortrait, {
...spotlightPortrait,
grid: [...spotlightPortrait.grid, gridTile],
}),
).toBe(false));