Files
lemonspace_app/components/canvas/__tests__/mixer-node.test.tsx

2242 lines
69 KiB
TypeScript

// @vitest-environment jsdom
import React, { act } from "react";
import { createRoot, type Root } from "react-dom/client";
import { afterEach, beforeEach, describe, expect, it, vi } from "vitest";
import { CanvasGraphProvider } from "@/components/canvas/canvas-graph-context";
const mocks = vi.hoisted(() => ({
queueNodeDataUpdate: vi.fn(async () => undefined),
}));
vi.mock("@xyflow/react", () => ({
Handle: ({ id, type }: { id?: string; type: string }) => (
<div data-testid={`handle-${id ?? "default"}`} data-handle-id={id} data-handle-type={type} />
),
Position: { Left: "left", Right: "right" },
}));
vi.mock("@/components/canvas/canvas-handle", () => ({
default: ({
id,
type,
nodeId,
nodeType,
style,
}: {
id?: string;
type: "source" | "target";
nodeId: string;
nodeType?: string;
style?: React.CSSProperties;
}) => (
<div
data-canvas-handle="true"
data-handle-id={id ?? ""}
data-handle-type={type}
data-node-id={nodeId}
data-node-type={nodeType ?? ""}
data-top={typeof style?.top === "string" ? style.top : ""}
/>
),
}));
vi.mock("@/components/canvas/canvas-sync-context", () => ({
useCanvasSync: () => ({
queueNodeDataUpdate: mocks.queueNodeDataUpdate,
queueNodeResize: vi.fn(async () => undefined),
status: { pendingCount: 0, isSyncing: false, isOffline: false },
}),
}));
vi.mock("@/components/canvas/nodes/base-node-wrapper", () => ({
default: ({ children }: { children: React.ReactNode }) => <div>{children}</div>,
}));
import MixerNode from "@/components/canvas/nodes/mixer-node";
(globalThis as typeof globalThis & { IS_REACT_ACT_ENVIRONMENT?: boolean }).IS_REACT_ACT_ENVIRONMENT = true;
type TestNode = {
id: string;
type: string;
data?: unknown;
};
type TestEdge = {
id: string;
source: string;
target: string;
targetHandle?: string;
};
function cropRectData(x: number, y: number, width: number, height: number) {
return {
cropLeft: x,
cropTop: y,
cropRight: 1 - (x + width),
cropBottom: 1 - (y + height),
};
}
function buildMixerNodeProps(overrides?: Partial<React.ComponentProps<typeof MixerNode>>) {
return {
id: "mixer-1",
data: {
blendMode: "normal",
opacity: 100,
overlayX: 0,
overlayY: 0,
overlayWidth: 0.5,
overlayHeight: 0.5,
...cropRectData(0, 0, 1, 1),
},
selected: false,
dragging: false,
zIndex: 0,
isConnectable: true,
type: "mixer",
xPos: 0,
yPos: 0,
width: 360,
height: 300,
sourcePosition: undefined,
targetPosition: undefined,
positionAbsoluteX: 0,
positionAbsoluteY: 0,
...overrides,
} as React.ComponentProps<typeof MixerNode>;
}
describe("MixerNode", () => {
let container: HTMLDivElement | null = null;
let root: Root | null = null;
let resizeObserverCallback:
| ((entries: Array<{ target: Element; contentRect: { width: number; height: number } }>) => void)
| null = null;
const readyNodes: TestNode[] = [
{ id: "image-base", type: "image", data: { url: "https://cdn.example.com/base.png" } },
{ id: "image-overlay", type: "asset", data: { url: "https://cdn.example.com/overlay.png" } },
{
id: "mixer-1",
type: "mixer",
data: {
blendMode: "normal",
opacity: 100,
overlayX: 0,
overlayY: 0,
overlayWidth: 0.5,
overlayHeight: 0.5,
...cropRectData(0, 0, 1, 1),
},
},
];
const readyEdges: TestEdge[] = [
{ id: "edge-base", source: "image-base", target: "mixer-1", targetHandle: "base" },
{ id: "edge-overlay", source: "image-overlay", target: "mixer-1", targetHandle: "overlay" },
];
beforeEach(() => {
vi.useFakeTimers();
mocks.queueNodeDataUpdate.mockClear();
resizeObserverCallback = null;
globalThis.ResizeObserver = class ResizeObserver {
constructor(
callback: (
entries: Array<{ target: Element; contentRect: { width: number; height: number } }>,
) => void,
) {
resizeObserverCallback = callback;
}
observe(target: Element) {
resizeObserverCallback?.([
{
target,
contentRect: { width: 200, height: 200 },
},
]);
}
unobserve() {}
disconnect() {}
} as unknown as typeof ResizeObserver;
container = document.createElement("div");
document.body.appendChild(container);
root = createRoot(container);
});
afterEach(async () => {
if (root) {
await act(async () => {
root?.unmount();
});
}
container?.remove();
vi.useRealTimers();
root = null;
container = null;
});
async function renderNode(args?: {
nodes?: TestNode[];
edges?: TestEdge[];
props?: Partial<React.ComponentProps<typeof MixerNode>>;
}) {
const nodes = args?.nodes ?? [{ id: "mixer-1", type: "mixer", data: {} }];
const edges = args?.edges ?? [];
await act(async () => {
root?.render(
<CanvasGraphProvider nodes={nodes} edges={edges}>
<MixerNode {...buildMixerNodeProps(args?.props)} />
</CanvasGraphProvider>,
);
});
}
function mockPreviewRect(preview: HTMLDivElement) {
return vi.spyOn(preview, "getBoundingClientRect").mockReturnValue({
x: 0,
y: 0,
top: 0,
left: 0,
right: 200,
bottom: 200,
width: 200,
height: 200,
toJSON: () => ({}),
});
}
async function setNaturalImageSize(image: HTMLImageElement, width: number, height: number) {
Object.defineProperty(image, "naturalWidth", { configurable: true, value: width });
Object.defineProperty(image, "naturalHeight", { configurable: true, value: height });
await act(async () => {
image.dispatchEvent(new Event("load"));
});
}
it("renders empty state copy when no inputs are connected", async () => {
await renderNode();
expect(container?.textContent).toContain("Connect base and overlay images");
});
it("renders partial state copy when only one input is connected", async () => {
await renderNode({
nodes: [
{ id: "image-1", type: "image", data: { url: "https://cdn.example.com/base.png" } },
{ id: "mixer-1", type: "mixer", data: {} },
],
edges: [{ id: "edge-base", source: "image-1", target: "mixer-1", targetHandle: "base" }],
});
expect(container?.textContent).toContain("Waiting for second input");
});
it("renders ready state with stacked base and overlay previews", async () => {
await renderNode({ nodes: readyNodes, edges: readyEdges });
const baseImage = container?.querySelector('img[alt="Mixer base"]');
const overlayImage = container?.querySelector('img[alt="Mixer overlay"]');
expect(baseImage).toBeTruthy();
expect(overlayImage).toBeTruthy();
});
it("anchors the preview overlay frame to the visible base cover rect", async () => {
await renderNode({
nodes: [
{
id: "image-base",
type: "image",
data: {
url: "https://cdn.example.com/base.png",
intrinsicWidth: 200,
intrinsicHeight: 100,
},
},
readyNodes[1],
{
...readyNodes[2],
data: {
blendMode: "normal",
opacity: 100,
overlayX: 0,
overlayY: 0,
overlayWidth: 1,
overlayHeight: 1,
...cropRectData(0, 0, 1, 1),
},
},
],
edges: readyEdges,
props: {
data: {
blendMode: "normal",
opacity: 100,
overlayX: 0,
overlayY: 0,
overlayWidth: 1,
overlayHeight: 1,
...cropRectData(0, 0, 1, 1),
},
},
});
const overlayFrame = container?.querySelector('[data-testid="mixer-overlay"]');
if (!(overlayFrame instanceof HTMLDivElement)) {
throw new Error("overlay frame not found");
}
expect(overlayFrame.style.left).toBe("-50%");
expect(overlayFrame.style.top).toBe("0%");
expect(overlayFrame.style.width).toBe("200%");
expect(overlayFrame.style.height).toBe("100%");
});
it("anchors resize handles to the displayed overlay frame rect on wide bases", async () => {
await renderNode({
nodes: [
{
id: "image-base",
type: "image",
data: {
url: "https://cdn.example.com/base.png",
intrinsicWidth: 200,
intrinsicHeight: 100,
},
},
readyNodes[1],
{
...readyNodes[2],
data: {
blendMode: "normal",
opacity: 100,
overlayX: 0.1,
overlayY: 0.2,
overlayWidth: 0.25,
overlayHeight: 0.4,
...cropRectData(0, 0, 1, 1),
},
},
],
edges: readyEdges,
props: {
data: {
blendMode: "normal",
opacity: 100,
overlayX: 0.1,
overlayY: 0.2,
overlayWidth: 0.25,
overlayHeight: 0.4,
...cropRectData(0, 0, 1, 1),
},
},
});
const northWestHandle = container?.querySelector('[data-testid="mixer-resize-nw"]');
const southEastHandle = container?.querySelector('[data-testid="mixer-resize-se"]');
if (!(northWestHandle instanceof HTMLDivElement)) {
throw new Error("north west handle not found");
}
if (!(southEastHandle instanceof HTMLDivElement)) {
throw new Error("south east handle not found");
}
expect(Number.parseFloat(northWestHandle.style.left)).toBeCloseTo(-30, 6);
expect(Number.parseFloat(northWestHandle.style.top)).toBeCloseTo(20, 6);
expect(Number.parseFloat(southEastHandle.style.left)).toBeCloseTo(20, 6);
expect(Number.parseFloat(southEastHandle.style.top)).toBeCloseTo(60, 6);
});
it("anchors crop box handles to the displayed overlay frame rect on wide bases", async () => {
await renderNode({
nodes: [
{
id: "image-base",
type: "image",
data: {
url: "https://cdn.example.com/base.png",
intrinsicWidth: 200,
intrinsicHeight: 100,
},
},
readyNodes[1],
{
...readyNodes[2],
data: {
blendMode: "normal",
opacity: 100,
overlayX: 0.1,
overlayY: 0.2,
overlayWidth: 0.25,
overlayHeight: 0.4,
...cropRectData(0.1, 0.2, 0.5, 0.5),
},
},
],
edges: readyEdges,
props: {
data: {
blendMode: "normal",
opacity: 100,
overlayX: 0.1,
overlayY: 0.2,
overlayWidth: 0.25,
overlayHeight: 0.4,
...cropRectData(0.1, 0.2, 0.5, 0.5),
},
},
});
const contentModeToggle = container?.querySelector('[data-testid="mixer-content-mode-toggle"]');
const overlayContent = container?.querySelector('[data-testid="mixer-overlay-content"]');
if (!(contentModeToggle instanceof HTMLButtonElement)) {
throw new Error("content mode toggle not found");
}
if (!(overlayContent instanceof HTMLImageElement)) {
throw new Error("overlay content image not found");
}
await setNaturalImageSize(overlayContent, 100, 100);
await act(async () => {
contentModeToggle.click();
});
const northWestHandle = container?.querySelector('[data-testid="mixer-resize-nw"]');
const eastHandle = container?.querySelector('[data-testid="mixer-resize-e"]');
if (!(northWestHandle instanceof HTMLDivElement)) {
throw new Error("north west crop handle not found");
}
if (!(eastHandle instanceof HTMLDivElement)) {
throw new Error("east crop handle not found");
}
expect(Number.parseFloat(northWestHandle.style.left)).toBeCloseTo(-25, 6);
expect(Number.parseFloat(northWestHandle.style.top)).toBeCloseTo(20, 6);
expect(Number.parseFloat(eastHandle.style.left)).toBeCloseTo(15, 6);
expect(Number.parseFloat(eastHandle.style.top)).toBeCloseTo(40, 6);
});
it("uses displayed base rect scaling for frame move deltas on wide bases", async () => {
await renderNode({
nodes: [
{
id: "image-base",
type: "image",
data: {
url: "https://cdn.example.com/base.png",
intrinsicWidth: 200,
intrinsicHeight: 100,
},
},
readyNodes[1],
{
...readyNodes[2],
data: {
blendMode: "normal",
opacity: 100,
overlayX: 0.1,
overlayY: 0.2,
overlayWidth: 0.25,
overlayHeight: 0.4,
...cropRectData(0, 0, 1, 1),
},
},
],
edges: readyEdges,
props: {
data: {
blendMode: "normal",
opacity: 100,
overlayX: 0.1,
overlayY: 0.2,
overlayWidth: 0.25,
overlayHeight: 0.4,
...cropRectData(0, 0, 1, 1),
},
},
});
const preview = container?.querySelector('[data-testid="mixer-preview"]');
const overlayFrame = container?.querySelector('[data-testid="mixer-overlay"]');
if (!(preview instanceof HTMLDivElement)) {
throw new Error("preview not found");
}
if (!(overlayFrame instanceof HTMLDivElement)) {
throw new Error("overlay frame not found");
}
mockPreviewRect(preview);
await act(async () => {
overlayFrame.dispatchEvent(new MouseEvent("mousedown", { bubbles: true, clientX: 10, clientY: 40 }));
});
await act(async () => {
window.dispatchEvent(new MouseEvent("mousemove", { bubbles: true, clientX: 50, clientY: 60 }));
window.dispatchEvent(new MouseEvent("mouseup", { bubbles: true }));
await vi.advanceTimersByTimeAsync(250);
});
const rawLastCall = mocks.queueNodeDataUpdate.mock.calls.at(-1) as unknown[] | undefined;
const lastCall = rawLastCall?.[0] as
| { nodeId: string; data: Record<string, unknown> }
| undefined;
expect(lastCall?.nodeId).toBe("mixer-1");
expect(lastCall?.data.overlayX as number).toBeCloseTo(0.2, 6);
expect(lastCall?.data.overlayY as number).toBeCloseTo(0.3, 6);
});
it("uses displayed base rect scaling for frame resize deltas on wide bases", async () => {
await renderNode({
nodes: [
{
id: "image-base",
type: "image",
data: {
url: "https://cdn.example.com/base.png",
intrinsicWidth: 200,
intrinsicHeight: 100,
},
},
readyNodes[1],
{
...readyNodes[2],
data: {
blendMode: "normal",
opacity: 100,
overlayX: 0.1,
overlayY: 0.2,
overlayWidth: 0.25,
overlayHeight: 0.4,
...cropRectData(0, 0, 1, 1),
},
},
],
edges: readyEdges,
props: {
data: {
blendMode: "normal",
opacity: 100,
overlayX: 0.1,
overlayY: 0.2,
overlayWidth: 0.25,
overlayHeight: 0.4,
...cropRectData(0, 0, 1, 1),
},
},
});
const preview = container?.querySelector('[data-testid="mixer-preview"]');
const resizeHandle = container?.querySelector('[data-testid="mixer-resize-se"]');
if (!(preview instanceof HTMLDivElement)) {
throw new Error("preview not found");
}
if (!(resizeHandle instanceof HTMLDivElement)) {
throw new Error("resize handle not found");
}
mockPreviewRect(preview);
await act(async () => {
resizeHandle.dispatchEvent(new MouseEvent("mousedown", { bubbles: true, clientX: 40, clientY: 120 }));
});
await act(async () => {
window.dispatchEvent(new MouseEvent("mousemove", { bubbles: true, clientX: 80, clientY: 120 }));
window.dispatchEvent(new MouseEvent("mouseup", { bubbles: true }));
await vi.advanceTimersByTimeAsync(250);
});
const rawLastCall = mocks.queueNodeDataUpdate.mock.calls.at(-1) as unknown[] | undefined;
const lastCall = rawLastCall?.[0] as
| { nodeId: string; data: Record<string, unknown> }
| undefined;
expect(lastCall?.nodeId).toBe("mixer-1");
expect(lastCall?.data.overlayX as number).toBeCloseTo(0.1, 6);
expect(lastCall?.data.overlayY as number).toBeCloseTo(0.2, 6);
expect(lastCall?.data.overlayWidth as number).toBeCloseTo(0.35, 6);
expect(lastCall?.data.overlayHeight as number).toBeCloseTo(0.56, 6);
});
it("uses displayed overlay frame scaling for crop move deltas on wide bases", async () => {
await renderNode({
nodes: [
{
id: "image-base",
type: "image",
data: {
url: "https://cdn.example.com/base.png",
intrinsicWidth: 200,
intrinsicHeight: 100,
},
},
readyNodes[1],
{
...readyNodes[2],
data: {
blendMode: "normal",
opacity: 100,
overlayX: 0.1,
overlayY: 0.2,
overlayWidth: 0.25,
overlayHeight: 0.4,
...cropRectData(0, 0, 0.6, 0.6),
},
},
],
edges: readyEdges,
props: {
data: {
blendMode: "normal",
opacity: 100,
overlayX: 0.1,
overlayY: 0.2,
overlayWidth: 0.25,
overlayHeight: 0.4,
...cropRectData(0, 0, 0.6, 0.6),
},
},
});
const preview = container?.querySelector('[data-testid="mixer-preview"]');
const contentModeToggle = container?.querySelector('[data-testid="mixer-content-mode-toggle"]');
const overlayContent = container?.querySelector('[data-testid="mixer-overlay-content"]');
if (!(preview instanceof HTMLDivElement)) {
throw new Error("preview not found");
}
if (!(contentModeToggle instanceof HTMLButtonElement)) {
throw new Error("content mode toggle not found");
}
if (!(overlayContent instanceof HTMLImageElement)) {
throw new Error("overlay content image not found");
}
mockPreviewRect(preview);
await setNaturalImageSize(overlayContent, 100, 80);
await act(async () => {
contentModeToggle.click();
});
const cropBox = container?.querySelector('[data-testid="mixer-crop-box"]');
if (!(cropBox instanceof HTMLDivElement)) {
throw new Error("crop box not found");
}
await act(async () => {
cropBox.dispatchEvent(new MouseEvent("mousedown", { bubbles: true, clientX: -10, clientY: 40 }));
});
await act(async () => {
window.dispatchEvent(new MouseEvent("mousemove", { bubbles: true, clientX: 10, clientY: 52 }));
window.dispatchEvent(new MouseEvent("mouseup", { bubbles: true }));
await vi.advanceTimersByTimeAsync(250);
});
const rawLastCall = mocks.queueNodeDataUpdate.mock.calls.at(-1) as unknown[] | undefined;
const lastCall = rawLastCall?.[0] as
| { nodeId: string; data: Record<string, unknown> }
| undefined;
expect(lastCall?.nodeId).toBe("mixer-1");
expect(lastCall?.data.cropLeft as number).toBeCloseTo(0.12, 6);
expect(lastCall?.data.cropTop as number).toBeCloseTo(0.09, 6);
expect(lastCall?.data.cropRight as number).toBeCloseTo(0.28, 6);
expect(lastCall?.data.cropBottom as number).toBeCloseTo(0.31, 6);
});
it("uses displayed overlay frame scaling for crop resize deltas on wide bases", async () => {
await renderNode({
nodes: [
{
id: "image-base",
type: "image",
data: {
url: "https://cdn.example.com/base.png",
intrinsicWidth: 200,
intrinsicHeight: 100,
},
},
readyNodes[1],
{
...readyNodes[2],
data: {
blendMode: "normal",
opacity: 100,
overlayX: 0.1,
overlayY: 0.2,
overlayWidth: 0.25,
overlayHeight: 0.4,
...cropRectData(0, 0, 0.6, 0.6),
},
},
],
edges: readyEdges,
props: {
data: {
blendMode: "normal",
opacity: 100,
overlayX: 0.1,
overlayY: 0.2,
overlayWidth: 0.25,
overlayHeight: 0.4,
...cropRectData(0, 0, 0.6, 0.6),
},
},
});
const preview = container?.querySelector('[data-testid="mixer-preview"]');
const contentModeToggle = container?.querySelector('[data-testid="mixer-content-mode-toggle"]');
const overlayContent = container?.querySelector('[data-testid="mixer-overlay-content"]');
if (!(preview instanceof HTMLDivElement)) {
throw new Error("preview not found");
}
if (!(contentModeToggle instanceof HTMLButtonElement)) {
throw new Error("content mode toggle not found");
}
if (!(overlayContent instanceof HTMLImageElement)) {
throw new Error("overlay content image not found");
}
mockPreviewRect(preview);
await setNaturalImageSize(overlayContent, 100, 80);
await act(async () => {
contentModeToggle.click();
});
const resizeHandle = container?.querySelector('[data-testid="mixer-resize-e"]');
if (!(resizeHandle instanceof HTMLDivElement)) {
throw new Error("east resize handle not found");
}
await act(async () => {
resizeHandle.dispatchEvent(new MouseEvent("mousedown", { bubbles: true, clientX: 20, clientY: 40 }));
});
await act(async () => {
window.dispatchEvent(new MouseEvent("mousemove", { bubbles: true, clientX: 40, clientY: 40 }));
window.dispatchEvent(new MouseEvent("mouseup", { bubbles: true }));
await vi.advanceTimersByTimeAsync(250);
});
expect(mocks.queueNodeDataUpdate).toHaveBeenLastCalledWith({
nodeId: "mixer-1",
data: expect.objectContaining({
cropLeft: 0,
cropTop: 0,
cropRight: 0.28,
cropBottom: 0.4,
}),
});
});
it("maps overlay content through crop/source-region styles instead of contain-fit", async () => {
await renderNode({ nodes: readyNodes, edges: readyEdges });
const overlayImage = container?.querySelector('img[alt="Mixer overlay"]');
if (!(overlayImage instanceof HTMLImageElement)) {
throw new Error("overlay image not found");
}
expect(overlayImage.className).not.toContain("object-contain");
expect(overlayImage.style.width).toBe("100%");
expect(overlayImage.style.height).toBe("100%");
});
it("drag updates persisted overlay geometry", async () => {
await renderNode({ nodes: readyNodes, edges: readyEdges });
const preview = container?.querySelector('[data-testid="mixer-preview"]');
const overlay = container?.querySelector('[data-testid="mixer-overlay"]');
if (!(preview instanceof HTMLDivElement)) {
throw new Error("preview not found");
}
if (!(overlay instanceof HTMLDivElement)) {
throw new Error("overlay frame not found");
}
vi.spyOn(preview, "getBoundingClientRect").mockReturnValue({
x: 0,
y: 0,
top: 0,
left: 0,
right: 200,
bottom: 200,
width: 200,
height: 200,
toJSON: () => ({}),
});
await act(async () => {
overlay.dispatchEvent(new MouseEvent("mousedown", { bubbles: true, clientX: 50, clientY: 50 }));
});
await act(async () => {
window.dispatchEvent(new MouseEvent("mousemove", { bubbles: true, clientX: 90, clientY: 70 }));
window.dispatchEvent(new MouseEvent("mouseup", { bubbles: true }));
await vi.advanceTimersByTimeAsync(250);
});
expect(mocks.queueNodeDataUpdate).toHaveBeenLastCalledWith({
nodeId: "mixer-1",
data: expect.objectContaining({
overlayX: 0.2,
overlayY: 0.1,
overlayWidth: 0.5,
overlayHeight: 0.5,
...cropRectData(0, 0, 1, 1),
}),
});
});
it("drag clamps overlay bounds inside preview", async () => {
await renderNode({ nodes: readyNodes, edges: readyEdges });
const preview = container?.querySelector('[data-testid="mixer-preview"]');
const overlay = container?.querySelector('[data-testid="mixer-overlay"]');
if (!(preview instanceof HTMLDivElement)) {
throw new Error("preview not found");
}
if (!(overlay instanceof HTMLDivElement)) {
throw new Error("overlay frame not found");
}
vi.spyOn(preview, "getBoundingClientRect").mockReturnValue({
x: 0,
y: 0,
top: 0,
left: 0,
right: 200,
bottom: 200,
width: 200,
height: 200,
toJSON: () => ({}),
});
await act(async () => {
overlay.dispatchEvent(new MouseEvent("mousedown", { bubbles: true, clientX: 20, clientY: 20 }));
});
await act(async () => {
window.dispatchEvent(new MouseEvent("mousemove", { bubbles: true, clientX: 400, clientY: 380 }));
window.dispatchEvent(new MouseEvent("mouseup", { bubbles: true }));
await vi.advanceTimersByTimeAsync(250);
});
expect(mocks.queueNodeDataUpdate).toHaveBeenLastCalledWith({
nodeId: "mixer-1",
data: expect.objectContaining({
overlayX: 0.5,
overlayY: 0.5,
overlayWidth: 0.5,
overlayHeight: 0.5,
...cropRectData(0, 0, 1, 1),
}),
});
});
it("frame resize keeps the displayed overlay aspect ratio locked", async () => {
await renderNode({
nodes: [
readyNodes[0],
readyNodes[1],
{
...readyNodes[2],
data: {
blendMode: "normal",
opacity: 100,
overlayX: 0.1,
overlayY: 0.2,
overlayWidth: 0.5,
overlayHeight: 0.4,
...cropRectData(0.2, 0.1, 0.4, 0.6),
},
},
],
edges: readyEdges,
props: {
data: {
blendMode: "normal",
opacity: 100,
overlayX: 0.1,
overlayY: 0.2,
overlayWidth: 0.5,
overlayHeight: 0.4,
...cropRectData(0.2, 0.1, 0.4, 0.6),
},
},
});
const preview = container?.querySelector('[data-testid="mixer-preview"]');
const resizeHandle = container?.querySelector('[data-testid="mixer-resize-se"]');
if (!(preview instanceof HTMLDivElement)) {
throw new Error("preview not found");
}
if (!(resizeHandle instanceof HTMLDivElement)) {
throw new Error("resize handle not found");
}
vi.spyOn(preview, "getBoundingClientRect").mockReturnValue({
x: 0,
y: 0,
top: 0,
left: 0,
right: 200,
bottom: 200,
width: 200,
height: 200,
toJSON: () => ({}),
});
await act(async () => {
resizeHandle.dispatchEvent(
new MouseEvent("mousedown", { bubbles: true, clientX: 100, clientY: 100 }),
);
});
await act(async () => {
window.dispatchEvent(new MouseEvent("mousemove", { bubbles: true, clientX: 140, clientY: 120 }));
window.dispatchEvent(new MouseEvent("mouseup", { bubbles: true }));
await vi.advanceTimersByTimeAsync(250);
});
const rawLastCall = mocks.queueNodeDataUpdate.mock.calls.at(-1) as unknown[] | undefined;
const lastCall = rawLastCall?.[0] as
| { nodeId: string; data: Record<string, unknown> }
| undefined;
expect(lastCall?.nodeId).toBe("mixer-1");
expect(lastCall?.data).toEqual(
expect.objectContaining({
overlayX: 0.1,
overlayY: 0.2,
...cropRectData(0.2, 0.1, 0.4, 0.6),
}),
);
expect(
(lastCall?.data.overlayWidth as number) / (lastCall?.data.overlayHeight as number),
).toBeCloseTo(1.25, 6);
});
it("frame resize preserves crop fields while scaling the displayed overlay proportionally", async () => {
await renderNode({
nodes: [
readyNodes[0],
readyNodes[1],
{
...readyNodes[2],
data: {
blendMode: "normal",
opacity: 100,
overlayX: 0.1,
overlayY: 0.2,
overlayWidth: 0.5,
overlayHeight: 0.4,
...cropRectData(0.2, 0.1, 0.4, 0.6),
},
},
],
edges: readyEdges,
props: {
data: {
blendMode: "normal",
opacity: 100,
overlayX: 0.1,
overlayY: 0.2,
overlayWidth: 0.5,
overlayHeight: 0.4,
...cropRectData(0.2, 0.1, 0.4, 0.6),
},
},
});
const preview = container?.querySelector('[data-testid="mixer-preview"]');
const resizeHandle = container?.querySelector('[data-testid="mixer-resize-se"]');
if (!(preview instanceof HTMLDivElement)) {
throw new Error("preview not found");
}
if (!(resizeHandle instanceof HTMLDivElement)) {
throw new Error("resize handle not found");
}
mockPreviewRect(preview);
expect(resizeHandle.style.left).toBe("60%");
expect(resizeHandle.style.top).toBe("60.00000000000001%");
await act(async () => {
resizeHandle.dispatchEvent(new MouseEvent("mousedown", { bubbles: true, clientX: 120, clientY: 120 }));
});
await act(async () => {
window.dispatchEvent(new MouseEvent("mousemove", { bubbles: true, clientX: 140, clientY: 140 }));
window.dispatchEvent(new MouseEvent("mouseup", { bubbles: true }));
await vi.advanceTimersByTimeAsync(250);
});
expect(mocks.queueNodeDataUpdate).toHaveBeenLastCalledWith({
nodeId: "mixer-1",
data: expect.objectContaining({
overlayX: 0.1,
overlayY: 0.2,
overlayWidth: 0.625,
overlayHeight: 0.5,
...cropRectData(0.2, 0.1, 0.4, 0.6),
}),
});
});
it("enforces minimum overlay size during resize", async () => {
await renderNode({ nodes: readyNodes, edges: readyEdges });
const preview = container?.querySelector('[data-testid="mixer-preview"]');
const resizeHandle = container?.querySelector('[data-testid="mixer-resize-se"]');
if (!(preview instanceof HTMLDivElement)) {
throw new Error("preview not found");
}
if (!(resizeHandle instanceof HTMLDivElement)) {
throw new Error("resize handle not found");
}
vi.spyOn(preview, "getBoundingClientRect").mockReturnValue({
x: 0,
y: 0,
top: 0,
left: 0,
right: 200,
bottom: 200,
width: 200,
height: 200,
toJSON: () => ({}),
});
await act(async () => {
resizeHandle.dispatchEvent(
new MouseEvent("mousedown", { bubbles: true, clientX: 100, clientY: 100 }),
);
});
await act(async () => {
window.dispatchEvent(new MouseEvent("mousemove", { bubbles: true, clientX: -600, clientY: -700 }));
window.dispatchEvent(new MouseEvent("mouseup", { bubbles: true }));
await vi.advanceTimersByTimeAsync(250);
});
expect(mocks.queueNodeDataUpdate).toHaveBeenLastCalledWith({
nodeId: "mixer-1",
data: expect.objectContaining({
overlayWidth: 0.1,
overlayHeight: 0.1,
...cropRectData(0, 0, 1, 1),
}),
});
});
it("renders explicit content framing mode toggle", async () => {
await renderNode({ nodes: readyNodes, edges: readyEdges });
expect(container?.querySelector('[data-testid="mixer-content-mode-toggle"]')).toBeTruthy();
});
it("crop drag inside the crop box repositions the crop region only", async () => {
await renderNode({
nodes: [
readyNodes[0],
readyNodes[1],
{
...readyNodes[2],
data: {
blendMode: "normal",
opacity: 100,
overlayX: 0,
overlayY: 0,
overlayWidth: 0.5,
overlayHeight: 0.5,
...cropRectData(0, 0, 0.6, 0.6),
},
},
],
edges: readyEdges,
props: {
data: {
blendMode: "normal",
opacity: 100,
overlayX: 0,
overlayY: 0,
overlayWidth: 0.5,
overlayHeight: 0.5,
...cropRectData(0, 0, 0.6, 0.6),
},
},
});
const preview = container?.querySelector('[data-testid="mixer-preview"]');
const contentModeToggle = container?.querySelector('[data-testid="mixer-content-mode-toggle"]');
const overlayContent = container?.querySelector('[data-testid="mixer-overlay-content"]');
if (!(preview instanceof HTMLDivElement)) {
throw new Error("preview not found");
}
if (!(contentModeToggle instanceof HTMLButtonElement)) {
throw new Error("content mode toggle not found");
}
if (!(overlayContent instanceof HTMLImageElement)) {
throw new Error("overlay content image not found");
}
vi.spyOn(preview, "getBoundingClientRect").mockReturnValue({
x: 0,
y: 0,
top: 0,
left: 0,
right: 200,
bottom: 200,
width: 200,
height: 200,
toJSON: () => ({}),
});
await setNaturalImageSize(overlayContent, 100, 100);
await act(async () => {
contentModeToggle.click();
});
const cropBox = container?.querySelector('[data-testid="mixer-crop-box"]');
if (!(cropBox instanceof HTMLDivElement)) {
throw new Error("crop box not found");
}
await act(async () => {
cropBox.dispatchEvent(
new MouseEvent("mousedown", { bubbles: true, clientX: 50, clientY: 50 }),
);
});
await act(async () => {
window.dispatchEvent(new MouseEvent("mousemove", { bubbles: true, clientX: 90, clientY: 70 }));
window.dispatchEvent(new MouseEvent("mouseup", { bubbles: true }));
await vi.advanceTimersByTimeAsync(250);
});
const rawLastCall = mocks.queueNodeDataUpdate.mock.calls.at(-1) as unknown[] | undefined;
const lastCall = rawLastCall?.[0] as
| { nodeId: string; data: Record<string, unknown> }
| undefined;
expect(lastCall?.nodeId).toBe("mixer-1");
expect(lastCall?.data).toEqual(
expect.objectContaining({
overlayX: 0,
overlayY: 0,
overlayWidth: 0.5,
overlayHeight: 0.5,
...cropRectData(0.24, 0.12, 0.6, 0.6),
}),
);
});
it("content framing supports zooming content before drag from defaults", async () => {
await renderNode({ nodes: readyNodes, edges: readyEdges });
const preview = container?.querySelector('[data-testid="mixer-preview"]');
const contentModeToggle = container?.querySelector('[data-testid="mixer-content-mode-toggle"]');
const cropRight = container?.querySelector('input[name="cropRight"]');
const cropBottom = container?.querySelector('input[name="cropBottom"]');
const overlayContent = container?.querySelector('[data-testid="mixer-overlay-content"]');
if (!(preview instanceof HTMLDivElement)) {
throw new Error("preview not found");
}
if (!(contentModeToggle instanceof HTMLButtonElement)) {
throw new Error("content mode toggle not found");
}
if (!(cropRight instanceof HTMLInputElement)) {
throw new Error("cropRight input not found");
}
if (!(cropBottom instanceof HTMLInputElement)) {
throw new Error("cropBottom input not found");
}
if (!(overlayContent instanceof HTMLImageElement)) {
throw new Error("overlay content image not found");
}
vi.spyOn(preview, "getBoundingClientRect").mockReturnValue({
x: 0,
y: 0,
top: 0,
left: 0,
right: 200,
bottom: 200,
width: 200,
height: 200,
toJSON: () => ({}),
});
await setNaturalImageSize(overlayContent, 100, 100);
await act(async () => {
contentModeToggle.click();
});
const cropBox = container?.querySelector('[data-testid="mixer-crop-box"]');
if (!(cropBox instanceof HTMLDivElement)) {
throw new Error("crop box not found");
}
await act(async () => {
cropRight.value = "0.4";
cropRight.dispatchEvent(new Event("input", { bubbles: true }));
cropRight.dispatchEvent(new Event("change", { bubbles: true }));
cropBottom.value = "0.3";
cropBottom.dispatchEvent(new Event("input", { bubbles: true }));
cropBottom.dispatchEvent(new Event("change", { bubbles: true }));
await vi.advanceTimersByTimeAsync(250);
});
await act(async () => {
cropBox.dispatchEvent(
new MouseEvent("mousedown", { bubbles: true, clientX: 50, clientY: 50 }),
);
});
await act(async () => {
window.dispatchEvent(new MouseEvent("mousemove", { bubbles: true, clientX: 90, clientY: 70 }));
window.dispatchEvent(new MouseEvent("mouseup", { bubbles: true }));
await vi.advanceTimersByTimeAsync(250);
});
const rawLastCall = mocks.queueNodeDataUpdate.mock.calls.at(-1) as unknown[] | undefined;
const lastCall = rawLastCall?.[0] as
| { nodeId: string; data: Record<string, unknown> }
| undefined;
expect(lastCall?.nodeId).toBe("mixer-1");
expect(lastCall?.data).toEqual(
expect.objectContaining({
overlayX: 0,
overlayY: 0,
overlayWidth: 0.5,
overlayHeight: 0.5,
}),
);
expect(lastCall?.data.cropLeft as number).toBeCloseTo(0.28, 6);
expect(lastCall?.data.cropTop as number).toBeCloseTo(0.14, 6);
expect(lastCall?.data.cropRight as number).toBeCloseTo(0.12, 6);
expect(lastCall?.data.cropBottom as number).toBeCloseTo(0.16, 6);
});
it("crop drag uses the crop box as the movement frame instead of the full overlay", async () => {
await renderNode({
nodes: [
readyNodes[0],
readyNodes[1],
{
...readyNodes[2],
data: {
blendMode: "normal",
opacity: 100,
overlayX: 0.1,
overlayY: 0.2,
overlayWidth: 0.5,
overlayHeight: 0.4,
...cropRectData(0.1, 0.1, 0.5, 0.5),
},
},
],
edges: readyEdges,
props: {
data: {
blendMode: "normal",
opacity: 100,
overlayX: 0.1,
overlayY: 0.2,
overlayWidth: 0.5,
overlayHeight: 0.4,
...cropRectData(0.1, 0.1, 0.5, 0.5),
},
},
});
const preview = container?.querySelector('[data-testid="mixer-preview"]');
const contentModeToggle = container?.querySelector('[data-testid="mixer-content-mode-toggle"]');
const overlayContent = container?.querySelector('[data-testid="mixer-overlay-content"]');
if (!(preview instanceof HTMLDivElement)) {
throw new Error("preview not found");
}
if (!(contentModeToggle instanceof HTMLButtonElement)) {
throw new Error("content mode toggle not found");
}
if (!(overlayContent instanceof HTMLImageElement)) {
throw new Error("overlay content image not found");
}
vi.spyOn(preview, "getBoundingClientRect").mockReturnValue({
x: 0,
y: 0,
top: 0,
left: 0,
right: 200,
bottom: 200,
width: 200,
height: 200,
toJSON: () => ({}),
});
await setNaturalImageSize(overlayContent, 100, 100);
await act(async () => {
contentModeToggle.click();
});
const cropBox = container?.querySelector('[data-testid="mixer-crop-box"]');
if (!(cropBox instanceof HTMLDivElement)) {
throw new Error("crop box not found");
}
await act(async () => {
cropBox.dispatchEvent(
new MouseEvent("mousedown", { bubbles: true, clientX: 50, clientY: 50 }),
);
});
await act(async () => {
window.dispatchEvent(new MouseEvent("mousemove", { bubbles: true, clientX: 70, clientY: 66 }));
window.dispatchEvent(new MouseEvent("mouseup", { bubbles: true }));
await vi.advanceTimersByTimeAsync(250);
});
const rawLastCall = mocks.queueNodeDataUpdate.mock.calls.at(-1) as unknown[] | undefined;
const lastCall = rawLastCall?.[0] as
| { nodeId: string; data: Record<string, unknown> }
| undefined;
expect(lastCall?.nodeId).toBe("mixer-1");
expect(lastCall?.data).toEqual(
expect.objectContaining({
overlayX: 0.1,
overlayY: 0.2,
overlayWidth: 0.5,
overlayHeight: 0.4,
...cropRectData(0.225, 0.2, 0.5, 0.5),
}),
);
});
it("crop handles render on the crop box while the displayed overlay frame stays fixed", async () => {
await renderNode({
nodes: [
readyNodes[0],
readyNodes[1],
{
...readyNodes[2],
data: {
blendMode: "normal",
opacity: 100,
overlayX: 0.1,
overlayY: 0.2,
overlayWidth: 0.5,
overlayHeight: 0.4,
...cropRectData(0.1, 0.2, 0.5, 0.5),
},
},
],
edges: readyEdges,
props: {
data: {
blendMode: "normal",
opacity: 100,
overlayX: 0.1,
overlayY: 0.2,
overlayWidth: 0.5,
overlayHeight: 0.4,
...cropRectData(0.1, 0.2, 0.5, 0.5),
},
},
});
const preview = container?.querySelector('[data-testid="mixer-preview"]');
const contentModeToggle = container?.querySelector('[data-testid="mixer-content-mode-toggle"]');
const overlayContent = container?.querySelector('[data-testid="mixer-overlay-content"]');
if (!(preview instanceof HTMLDivElement)) {
throw new Error("preview not found");
}
if (!(contentModeToggle instanceof HTMLButtonElement)) {
throw new Error("content mode toggle not found");
}
if (!(overlayContent instanceof HTMLImageElement)) {
throw new Error("overlay content image not found");
}
mockPreviewRect(preview);
await setNaturalImageSize(overlayContent, 50, 100);
await act(async () => {
contentModeToggle.click();
});
const cropBox = container?.querySelector('[data-testid="mixer-crop-box"]');
if (!(cropBox instanceof HTMLDivElement)) {
throw new Error("crop box not found");
}
expect(Number.parseFloat(cropBox.style.left)).toBeCloseTo(30, 6);
expect(Number.parseFloat(cropBox.style.top)).toBeCloseTo(0, 6);
expect(Number.parseFloat(cropBox.style.width)).toBeCloseTo(40, 6);
expect(Number.parseFloat(cropBox.style.height)).toBeCloseTo(100, 6);
const northWestHandle = container?.querySelector('[data-testid="mixer-resize-nw"]');
const northHandle = container?.querySelector('[data-testid="mixer-resize-n"]');
const southEastHandle = container?.querySelector('[data-testid="mixer-resize-se"]');
if (!(northWestHandle instanceof HTMLDivElement)) {
throw new Error("north west handle not found");
}
if (!(northHandle instanceof HTMLDivElement)) {
throw new Error("north handle not found");
}
if (!(southEastHandle instanceof HTMLDivElement)) {
throw new Error("south east handle not found");
}
expect(Number.parseFloat(northWestHandle.style.left)).toBeCloseTo(25, 6);
expect(Number.parseFloat(northWestHandle.style.top)).toBeCloseTo(20, 6);
expect(Number.parseFloat(northHandle.style.left)).toBeCloseTo(35, 6);
expect(Number.parseFloat(northHandle.style.top)).toBeCloseTo(20, 6);
expect(Number.parseFloat(southEastHandle.style.left)).toBeCloseTo(45, 6);
expect(Number.parseFloat(southEastHandle.style.top)).toBeCloseTo(60, 6);
});
it("crop move uses the visible aspect-aware rect for non-square overlays", async () => {
await renderNode({
nodes: [
readyNodes[0],
readyNodes[1],
{
...readyNodes[2],
data: {
blendMode: "normal",
opacity: 100,
overlayX: 0.1,
overlayY: 0.2,
overlayWidth: 0.5,
overlayHeight: 0.4,
...cropRectData(0.1, 0.2, 0.5, 0.5),
},
},
],
edges: readyEdges,
props: {
data: {
blendMode: "normal",
opacity: 100,
overlayX: 0.1,
overlayY: 0.2,
overlayWidth: 0.5,
overlayHeight: 0.4,
...cropRectData(0.1, 0.2, 0.5, 0.5),
},
},
});
const preview = container?.querySelector('[data-testid="mixer-preview"]');
const contentModeToggle = container?.querySelector('[data-testid="mixer-content-mode-toggle"]');
const overlayContent = container?.querySelector('[data-testid="mixer-overlay-content"]');
if (!(preview instanceof HTMLDivElement)) {
throw new Error("preview not found");
}
if (!(contentModeToggle instanceof HTMLButtonElement)) {
throw new Error("content mode toggle not found");
}
if (!(overlayContent instanceof HTMLImageElement)) {
throw new Error("overlay content image not found");
}
mockPreviewRect(preview);
await setNaturalImageSize(overlayContent, 50, 100);
await act(async () => {
contentModeToggle.click();
});
const cropBox = container?.querySelector('[data-testid="mixer-crop-box"]');
if (!(cropBox instanceof HTMLDivElement)) {
throw new Error("crop box not found");
}
await act(async () => {
cropBox.dispatchEvent(new MouseEvent("mousedown", { bubbles: true, clientX: 55, clientY: 66 }));
});
await act(async () => {
window.dispatchEvent(new MouseEvent("mousemove", { bubbles: true, clientX: 65, clientY: 76 }));
window.dispatchEvent(new MouseEvent("mouseup", { bubbles: true }));
await vi.advanceTimersByTimeAsync(250);
});
const rawLastCall = mocks.queueNodeDataUpdate.mock.calls.at(-1) as unknown[] | undefined;
const lastCall = rawLastCall?.[0] as
| { nodeId: string; data: Record<string, unknown> }
| undefined;
expect(lastCall?.nodeId).toBe("mixer-1");
expect(lastCall?.data).toEqual(
expect.objectContaining({
overlayX: 0.1,
overlayY: 0.2,
overlayWidth: 0.5,
overlayHeight: 0.4,
}),
);
expect(lastCall?.data.cropLeft as number).toBeCloseTo(0.225, 6);
expect(lastCall?.data.cropTop as number).toBeCloseTo(0.2625, 6);
expect(lastCall?.data.cropRight as number).toBeCloseTo(0.275, 6);
expect(lastCall?.data.cropBottom as number).toBeCloseTo(0.2375, 6);
});
it("crop resize uses the visible aspect-aware rect for non-square overlays", async () => {
await renderNode({
nodes: [
readyNodes[0],
readyNodes[1],
{
...readyNodes[2],
data: {
blendMode: "normal",
opacity: 100,
overlayX: 0.1,
overlayY: 0.2,
overlayWidth: 0.5,
overlayHeight: 0.4,
...cropRectData(0.1, 0.2, 0.5, 0.5),
},
},
],
edges: readyEdges,
props: {
data: {
blendMode: "normal",
opacity: 100,
overlayX: 0.1,
overlayY: 0.2,
overlayWidth: 0.5,
overlayHeight: 0.4,
...cropRectData(0.1, 0.2, 0.5, 0.5),
},
},
});
const preview = container?.querySelector('[data-testid="mixer-preview"]');
const contentModeToggle = container?.querySelector('[data-testid="mixer-content-mode-toggle"]');
const overlayContent = container?.querySelector('[data-testid="mixer-overlay-content"]');
if (!(preview instanceof HTMLDivElement)) {
throw new Error("preview not found");
}
if (!(contentModeToggle instanceof HTMLButtonElement)) {
throw new Error("content mode toggle not found");
}
if (!(overlayContent instanceof HTMLImageElement)) {
throw new Error("overlay content image not found");
}
mockPreviewRect(preview);
await setNaturalImageSize(overlayContent, 50, 100);
await act(async () => {
contentModeToggle.click();
});
const resizeHandle = container?.querySelector('[data-testid="mixer-resize-e"]');
if (!(resizeHandle instanceof HTMLDivElement)) {
throw new Error("east resize handle not found");
}
await act(async () => {
resizeHandle.dispatchEvent(new MouseEvent("mousedown", { bubbles: true, clientX: 70, clientY: 76 }));
});
await act(async () => {
window.dispatchEvent(new MouseEvent("mousemove", { bubbles: true, clientX: 80, clientY: 76 }));
window.dispatchEvent(new MouseEvent("mouseup", { bubbles: true }));
await vi.advanceTimersByTimeAsync(250);
});
const rawLastCall = mocks.queueNodeDataUpdate.mock.calls.at(-1) as unknown[] | undefined;
const lastCall = rawLastCall?.[0] as
| { nodeId: string; data: Record<string, unknown> }
| undefined;
expect(lastCall?.nodeId).toBe("mixer-1");
expect(lastCall?.data).toEqual(
expect.objectContaining({
overlayX: 0.1,
overlayY: 0.2,
overlayWidth: 0.5,
overlayHeight: 0.4,
cropLeft: 0.1,
cropTop: 0.2,
}),
);
expect(lastCall?.data.cropBottom as number).toBeCloseTo(0.3, 6);
expect(lastCall?.data.cropRight as number).toBeCloseTo(0.275, 6);
});
it("ignores crop interactions until overlay natural size is known", async () => {
await renderNode({
nodes: [
readyNodes[0],
readyNodes[1],
{
...readyNodes[2],
data: {
blendMode: "normal",
opacity: 100,
overlayX: 0.1,
overlayY: 0.2,
overlayWidth: 0.5,
overlayHeight: 0.4,
...cropRectData(0.1, 0.2, 0.5, 0.5),
},
},
],
edges: readyEdges,
props: {
data: {
blendMode: "normal",
opacity: 100,
overlayX: 0.1,
overlayY: 0.2,
overlayWidth: 0.5,
overlayHeight: 0.4,
...cropRectData(0.1, 0.2, 0.5, 0.5),
},
},
});
const preview = container?.querySelector('[data-testid="mixer-preview"]');
const contentModeToggle = container?.querySelector('[data-testid="mixer-content-mode-toggle"]');
if (!(preview instanceof HTMLDivElement)) {
throw new Error("preview not found");
}
if (!(contentModeToggle instanceof HTMLButtonElement)) {
throw new Error("content mode toggle not found");
}
mockPreviewRect(preview);
await act(async () => {
contentModeToggle.click();
});
await act(async () => {
await vi.advanceTimersByTimeAsync(250);
});
expect(container?.querySelector('[data-testid="mixer-crop-box"]')).toBeNull();
expect(container?.querySelector('[data-testid="mixer-resize-e"]')).toBeNull();
expect(mocks.queueNodeDataUpdate).not.toHaveBeenCalled();
});
it("does not render crop affordances until overlay natural size is known", async () => {
await renderNode({
nodes: readyNodes,
edges: readyEdges,
});
const contentModeToggle = container?.querySelector('[data-testid="mixer-content-mode-toggle"]');
if (!(contentModeToggle instanceof HTMLButtonElement)) {
throw new Error("content mode toggle not found");
}
await act(async () => {
contentModeToggle.click();
});
expect(container?.querySelector('[data-testid="mixer-crop-box"]')).toBeNull();
expect(container?.querySelector('[data-testid="mixer-resize-e"]')).toBeNull();
});
it("ignores crop interactions after overlay source swap until new natural size loads", async () => {
await renderNode({
nodes: [
readyNodes[0],
readyNodes[1],
{
...readyNodes[2],
data: {
blendMode: "normal",
opacity: 100,
overlayX: 0.1,
overlayY: 0.2,
overlayWidth: 0.5,
overlayHeight: 0.4,
...cropRectData(0.1, 0.2, 0.5, 0.5),
},
},
],
edges: readyEdges,
props: {
data: {
blendMode: "normal",
opacity: 100,
overlayX: 0.1,
overlayY: 0.2,
overlayWidth: 0.5,
overlayHeight: 0.4,
...cropRectData(0.1, 0.2, 0.5, 0.5),
},
},
});
const preview = container?.querySelector('[data-testid="mixer-preview"]');
const contentModeToggle = container?.querySelector('[data-testid="mixer-content-mode-toggle"]');
let overlayContent = container?.querySelector('[data-testid="mixer-overlay-content"]');
if (!(preview instanceof HTMLDivElement)) {
throw new Error("preview not found");
}
if (!(contentModeToggle instanceof HTMLButtonElement)) {
throw new Error("content mode toggle not found");
}
if (!(overlayContent instanceof HTMLImageElement)) {
throw new Error("overlay content image not found");
}
mockPreviewRect(preview);
await setNaturalImageSize(overlayContent, 100, 100);
await act(async () => {
contentModeToggle.click();
});
await renderNode({
nodes: [
readyNodes[0],
{ id: "image-overlay", type: "asset", data: { url: "https://cdn.example.com/overlay-2.png" } },
{
...readyNodes[2],
data: {
blendMode: "normal",
opacity: 100,
overlayX: 0.1,
overlayY: 0.2,
overlayWidth: 0.5,
overlayHeight: 0.4,
...cropRectData(0.1, 0.2, 0.5, 0.5),
},
},
],
edges: readyEdges,
props: {
data: {
blendMode: "normal",
opacity: 100,
overlayX: 0.1,
overlayY: 0.2,
overlayWidth: 0.5,
overlayHeight: 0.4,
...cropRectData(0.1, 0.2, 0.5, 0.5),
},
},
});
const swappedPreview = container?.querySelector('[data-testid="mixer-preview"]');
if (!(swappedPreview instanceof HTMLDivElement)) {
throw new Error("preview not found after source swap");
}
mockPreviewRect(swappedPreview);
mocks.queueNodeDataUpdate.mockClear();
overlayContent = container?.querySelector('[data-testid="mixer-overlay-content"]');
if (!(overlayContent instanceof HTMLImageElement)) {
throw new Error("overlay content image not found after source swap");
}
expect(overlayContent.getAttribute("src")).toBe("https://cdn.example.com/overlay-2.png");
await act(async () => {
await vi.advanceTimersByTimeAsync(250);
});
expect(container?.querySelector('[data-testid="mixer-crop-box"]')).toBeNull();
expect(container?.querySelector('[data-testid="mixer-resize-e"]')).toBeNull();
expect(mocks.queueNodeDataUpdate).not.toHaveBeenCalled();
});
it("hides crop affordances after overlay source swap until the new image loads", async () => {
await renderNode({
nodes: readyNodes,
edges: readyEdges,
});
const contentModeToggle = container?.querySelector('[data-testid="mixer-content-mode-toggle"]');
let overlayContent = container?.querySelector('[data-testid="mixer-overlay-content"]');
if (!(contentModeToggle instanceof HTMLButtonElement)) {
throw new Error("content mode toggle not found");
}
if (!(overlayContent instanceof HTMLImageElement)) {
throw new Error("overlay content image not found");
}
await setNaturalImageSize(overlayContent, 100, 100);
await act(async () => {
contentModeToggle.click();
});
await renderNode({
nodes: [
readyNodes[0],
{ id: "image-overlay", type: "asset", data: { url: "https://cdn.example.com/overlay-2.png" } },
readyNodes[2],
],
edges: readyEdges,
});
overlayContent = container?.querySelector('[data-testid="mixer-overlay-content"]');
if (!(overlayContent instanceof HTMLImageElement)) {
throw new Error("overlay content image not found after source swap");
}
expect(overlayContent.getAttribute("src")).toBe("https://cdn.example.com/overlay-2.png");
expect(container?.querySelector('[data-testid="mixer-crop-box"]')).toBeNull();
expect(container?.querySelector('[data-testid="mixer-resize-e"]')).toBeNull();
});
it("crop handle drag trims edges without changing displayed overlay frame size", async () => {
await renderNode({
nodes: [
readyNodes[0],
readyNodes[1],
{
...readyNodes[2],
data: {
blendMode: "normal",
opacity: 100,
overlayX: 0.1,
overlayY: 0.2,
overlayWidth: 0.5,
overlayHeight: 0.4,
...cropRectData(0.1, 0.2, 0.5, 0.5),
},
},
],
edges: readyEdges,
props: {
data: {
blendMode: "normal",
opacity: 100,
overlayX: 0.1,
overlayY: 0.2,
overlayWidth: 0.5,
overlayHeight: 0.4,
...cropRectData(0.1, 0.2, 0.5, 0.5),
},
},
});
const preview = container?.querySelector('[data-testid="mixer-preview"]');
const contentModeToggle = container?.querySelector('[data-testid="mixer-content-mode-toggle"]');
const overlayContent = container?.querySelector('[data-testid="mixer-overlay-content"]');
const resizeHandle = container?.querySelector('[data-testid="mixer-resize-se"]');
if (!(preview instanceof HTMLDivElement)) {
throw new Error("preview not found");
}
if (!(contentModeToggle instanceof HTMLButtonElement)) {
throw new Error("content mode toggle not found");
}
if (!(overlayContent instanceof HTMLImageElement)) {
throw new Error("overlay content image not found");
}
if (!(resizeHandle instanceof HTMLDivElement)) {
throw new Error("resize handle not found");
}
mockPreviewRect(preview);
await setNaturalImageSize(overlayContent, 100, 100);
await act(async () => {
contentModeToggle.click();
});
await act(async () => {
resizeHandle.dispatchEvent(new MouseEvent("mousedown", { bubbles: true, clientX: 80, clientY: 96 }));
});
await act(async () => {
window.dispatchEvent(new MouseEvent("mousemove", { bubbles: true, clientX: 100, clientY: 116 }));
window.dispatchEvent(new MouseEvent("mouseup", { bubbles: true }));
await vi.advanceTimersByTimeAsync(250);
});
const rawLastCall = mocks.queueNodeDataUpdate.mock.calls.at(-1) as unknown[] | undefined;
const lastCall = rawLastCall?.[0] as
| { nodeId: string; data: Record<string, unknown> }
| undefined;
expect(lastCall?.nodeId).toBe("mixer-1");
expect(lastCall?.data).toEqual(
expect.objectContaining({
overlayX: 0.1,
overlayY: 0.2,
overlayWidth: 0.5,
overlayHeight: 0.4,
cropLeft: 0.1,
cropTop: 0.2,
}),
);
expect(lastCall?.data.cropRight as number).toBeLessThan(0.4);
expect(lastCall?.data.cropBottom as number).toBeLessThan(0.3);
});
it("crop edge handles trim a single side only", async () => {
await renderNode({
nodes: [
readyNodes[0],
readyNodes[1],
{
...readyNodes[2],
data: {
blendMode: "normal",
opacity: 100,
overlayX: 0.15,
overlayY: 0.1,
overlayWidth: 0.55,
overlayHeight: 0.45,
...cropRectData(0.2, 0.1, 0.5, 0.5),
},
},
],
edges: readyEdges,
props: {
data: {
blendMode: "normal",
opacity: 100,
overlayX: 0.15,
overlayY: 0.1,
overlayWidth: 0.55,
overlayHeight: 0.45,
...cropRectData(0.2, 0.1, 0.5, 0.5),
},
},
});
const preview = container?.querySelector('[data-testid="mixer-preview"]');
const contentModeToggle = container?.querySelector('[data-testid="mixer-content-mode-toggle"]');
const overlayContent = container?.querySelector('[data-testid="mixer-overlay-content"]');
if (!(preview instanceof HTMLDivElement)) {
throw new Error("preview not found");
}
if (!(contentModeToggle instanceof HTMLButtonElement)) {
throw new Error("content mode toggle not found");
}
if (!(overlayContent instanceof HTMLImageElement)) {
throw new Error("overlay content image not found");
}
mockPreviewRect(preview);
await setNaturalImageSize(overlayContent, 100, 100);
await act(async () => {
contentModeToggle.click();
});
const resizeHandle = container?.querySelector('[data-testid="mixer-resize-e"]');
if (!(resizeHandle instanceof HTMLDivElement)) {
throw new Error("east resize handle not found");
}
await act(async () => {
resizeHandle.dispatchEvent(new MouseEvent("mousedown", { bubbles: true, clientX: 92, clientY: 65 }));
});
await act(async () => {
window.dispatchEvent(new MouseEvent("mousemove", { bubbles: true, clientX: 112, clientY: 65 }));
window.dispatchEvent(new MouseEvent("mouseup", { bubbles: true }));
await vi.advanceTimersByTimeAsync(250);
});
const rawLastCall = mocks.queueNodeDataUpdate.mock.calls.at(-1) as unknown[] | undefined;
const lastCall = rawLastCall?.[0] as
| { nodeId: string; data: Record<string, unknown> }
| undefined;
expect(lastCall?.nodeId).toBe("mixer-1");
expect(lastCall?.data).toEqual(
expect.objectContaining({
overlayX: 0.15,
overlayY: 0.1,
overlayWidth: 0.55,
overlayHeight: 0.45,
cropLeft: 0.2,
cropTop: 0.1,
cropBottom: 0.4,
}),
);
expect(lastCall?.data.cropRight as number).toBeLessThan(0.3);
});
it("crop handle drag does not mutate overlayWidth or overlayHeight", async () => {
await renderNode({
nodes: [
readyNodes[0],
readyNodes[1],
{
...readyNodes[2],
data: {
blendMode: "normal",
opacity: 100,
overlayX: 0.15,
overlayY: 0.1,
overlayWidth: 0.55,
overlayHeight: 0.45,
...cropRectData(0.2, 0.1, 0.5, 0.5),
},
},
],
edges: readyEdges,
props: {
data: {
blendMode: "normal",
opacity: 100,
overlayX: 0.15,
overlayY: 0.1,
overlayWidth: 0.55,
overlayHeight: 0.45,
...cropRectData(0.2, 0.1, 0.5, 0.5),
},
},
});
const preview = container?.querySelector('[data-testid="mixer-preview"]');
const contentModeToggle = container?.querySelector('[data-testid="mixer-content-mode-toggle"]');
const overlayContent = container?.querySelector('[data-testid="mixer-overlay-content"]');
const resizeHandle = container?.querySelector('[data-testid="mixer-resize-se"]');
if (!(preview instanceof HTMLDivElement)) {
throw new Error("preview not found");
}
if (!(contentModeToggle instanceof HTMLButtonElement)) {
throw new Error("content mode toggle not found");
}
if (!(overlayContent instanceof HTMLImageElement)) {
throw new Error("overlay content image not found");
}
if (!(resizeHandle instanceof HTMLDivElement)) {
throw new Error("resize handle not found");
}
mockPreviewRect(preview);
await setNaturalImageSize(overlayContent, 100, 100);
await act(async () => {
contentModeToggle.click();
});
await act(async () => {
resizeHandle.dispatchEvent(new MouseEvent("mousedown", { bubbles: true, clientX: 110, clientY: 110 }));
});
await act(async () => {
window.dispatchEvent(new MouseEvent("mousemove", { bubbles: true, clientX: 125, clientY: 120 }));
window.dispatchEvent(new MouseEvent("mouseup", { bubbles: true }));
await vi.advanceTimersByTimeAsync(250);
});
const rawLastCall = mocks.queueNodeDataUpdate.mock.calls.at(-1) as unknown[] | undefined;
const lastCall = rawLastCall?.[0] as
| { nodeId: string; data: Record<string, unknown> }
| undefined;
expect(lastCall?.nodeId).toBe("mixer-1");
expect(lastCall?.data).toEqual(
expect.objectContaining({
overlayX: 0.15,
overlayY: 0.1,
overlayWidth: 0.55,
overlayHeight: 0.45,
}),
);
expect(lastCall?.data.cropRight as number).not.toBe(0.3);
expect(lastCall?.data.cropBottom as number).not.toBe(0.4);
});
it("maps crop/source-region fields into a fixed displayed frame size", async () => {
await renderNode({
nodes: [
readyNodes[0],
readyNodes[1],
{
...readyNodes[2],
data: {
blendMode: "normal",
opacity: 100,
overlayX: 0.1,
overlayY: 0.2,
overlayWidth: 0.5,
overlayHeight: 0.5,
...cropRectData(0.1, 0.2, 0.5, 0.25),
},
},
],
edges: readyEdges,
props: {
data: {
blendMode: "normal",
opacity: 100,
overlayX: 0.1,
overlayY: 0.2,
overlayWidth: 0.5,
overlayHeight: 0.5,
...cropRectData(0.1, 0.2, 0.5, 0.25),
},
},
});
const overlayContent = container?.querySelector('[data-testid="mixer-overlay-content"]');
if (!(overlayContent instanceof HTMLImageElement)) {
throw new Error("overlay content image not found");
}
expect(overlayContent.style.left).toBe("-20%");
expect(overlayContent.style.top).toBe("-80%");
expect(overlayContent.style.width).toBe("200%");
expect(overlayContent.style.height).toBe("400%");
});
it("numeric controls still update overlay rect fields", async () => {
await renderNode();
const blendMode = container?.querySelector('select[name="blendMode"]');
const opacity = container?.querySelector('input[name="opacity"]');
const overlayX = container?.querySelector('input[name="overlayX"]');
const overlayY = container?.querySelector('input[name="overlayY"]');
const overlayWidth = container?.querySelector('input[name="overlayWidth"]');
const overlayHeight = container?.querySelector('input[name="overlayHeight"]');
if (!(blendMode instanceof HTMLSelectElement)) {
throw new Error("blendMode select not found");
}
if (!(opacity instanceof HTMLInputElement)) {
throw new Error("opacity input not found");
}
if (!(overlayX instanceof HTMLInputElement)) {
throw new Error("overlayX input not found");
}
if (!(overlayY instanceof HTMLInputElement)) {
throw new Error("overlayY input not found");
}
if (!(overlayWidth instanceof HTMLInputElement)) {
throw new Error("overlayWidth input not found");
}
if (!(overlayHeight instanceof HTMLInputElement)) {
throw new Error("overlayHeight input not found");
}
await act(async () => {
blendMode.value = "screen";
blendMode.dispatchEvent(new Event("change", { bubbles: true }));
await vi.advanceTimersByTimeAsync(250);
});
expect(mocks.queueNodeDataUpdate).toHaveBeenCalledWith({
nodeId: "mixer-1",
data: expect.objectContaining({ blendMode: "screen" }),
});
await act(async () => {
opacity.value = "45";
opacity.dispatchEvent(new Event("input", { bubbles: true }));
opacity.dispatchEvent(new Event("change", { bubbles: true }));
await vi.advanceTimersByTimeAsync(250);
});
expect(mocks.queueNodeDataUpdate).toHaveBeenCalledWith({
nodeId: "mixer-1",
data: expect.objectContaining({ opacity: 45 }),
});
await act(async () => {
overlayX.value = "0.25";
overlayX.dispatchEvent(new Event("input", { bubbles: true }));
overlayX.dispatchEvent(new Event("change", { bubbles: true }));
await vi.advanceTimersByTimeAsync(250);
});
expect(mocks.queueNodeDataUpdate).toHaveBeenCalledWith({
nodeId: "mixer-1",
data: expect.objectContaining({ overlayX: 0.25 }),
});
await act(async () => {
overlayY.value = "0.4";
overlayY.dispatchEvent(new Event("input", { bubbles: true }));
overlayY.dispatchEvent(new Event("change", { bubbles: true }));
await vi.advanceTimersByTimeAsync(250);
});
expect(mocks.queueNodeDataUpdate).toHaveBeenCalledWith({
nodeId: "mixer-1",
data: expect.objectContaining({ overlayY: 0.4 }),
});
await act(async () => {
overlayWidth.value = "0.66";
overlayWidth.dispatchEvent(new Event("input", { bubbles: true }));
overlayWidth.dispatchEvent(new Event("change", { bubbles: true }));
await vi.advanceTimersByTimeAsync(250);
});
expect(mocks.queueNodeDataUpdate).toHaveBeenCalledWith({
nodeId: "mixer-1",
data: expect.objectContaining({ overlayWidth: 0.66 }),
});
await act(async () => {
overlayHeight.value = "0.33";
overlayHeight.dispatchEvent(new Event("input", { bubbles: true }));
overlayHeight.dispatchEvent(new Event("change", { bubbles: true }));
await vi.advanceTimersByTimeAsync(250);
});
expect(mocks.queueNodeDataUpdate).toHaveBeenCalledWith({
nodeId: "mixer-1",
data: expect.objectContaining({ overlayHeight: 0.33 }),
});
});
it("renders expected mixer handles", async () => {
await renderNode();
expect(
container?.querySelector(
'[data-canvas-handle="true"][data-node-id="mixer-1"][data-node-type="mixer"][data-handle-id="base"][data-handle-type="target"][data-top="35%"]',
),
).toBeTruthy();
expect(
container?.querySelector(
'[data-canvas-handle="true"][data-node-id="mixer-1"][data-node-type="mixer"][data-handle-id="overlay"][data-handle-type="target"][data-top="58%"]',
),
).toBeTruthy();
expect(
container?.querySelector(
'[data-canvas-handle="true"][data-node-id="mixer-1"][data-node-type="mixer"][data-handle-id="mixer-out"][data-handle-type="source"]',
),
).toBeTruthy();
});
});