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Verify that the image that is drawn on actually changes

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This commit is contained in:
Jonatan Heyman 2026-01-27 16:03:28 +01:00
parent 04dc51a4fe
commit a80b20e5b2
1 changed files with 65 additions and 0 deletions
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65
tests/playwright/draw-image.spec.js
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@ -35,6 +35,19 @@ test.beforeEach(async ({ page }) => {
});
heynotePage = new HeynotePage(page);
await heynotePage.goto();
await heynotePage.page.evaluate(async () => {
const img = new Image();
img.src = "/icon.png";
await img.decode();
const canvas = document.createElement("canvas");
canvas.width = img.width;
canvas.height = img.height;
const ctx = canvas.getContext("2d");
ctx.drawImage(img, 0, 0);
window.__baseImageDataUrl = canvas.toDataURL("image/png");
const base64 = window.__baseImageDataUrl.split(",")[1] || "";
window.__baseImageSize = atob(base64).length;
});
});
test("draw modal saves image and updates tag", async () => {
@ -55,6 +68,7 @@ test("draw modal saves image and updates tag", async () => {
binary += String.fromCharCode(byte);
}
window.__mockSavedImageDataUrl = `data:${payload.mime};base64,${btoa(binary)}`;
window.__mockSavedImageSize = bytes.length;
}
return "drawn-test.png";
};
@ -99,8 +113,59 @@ test("draw modal saves image and updates tag", async () => {
expect(saveCall.mime).toBe("image/png");
expect(saveCall.size).toBeGreaterThan(0);
const sizeChanged = await heynotePage.page.evaluate(() => {
return window.__mockSavedImageSize !== window.__baseImageSize;
});
expect(sizeChanged).toBe(true);
const updatedContent = await heynotePage.getContent();
const images = parseImagesFromString(updatedContent);
const image = images.find((entry) => entry.id === "img-draw-1");
expect(image?.file).toBe("heynote-file://image/drawn-test.png");
});
test("draw modal saves without drawing keeps image unchanged", async () => {
await heynotePage.page.evaluate(() => {
window.__saveImageCalls = [];
window.heynote.buffer.saveImage = async (payload) => {
if (payload?.data && payload?.mime) {
const bytes = payload.data instanceof Uint8Array ? payload.data : new Uint8Array(payload.data);
let binary = "";
for (const byte of bytes) {
binary += String.fromCharCode(byte);
}
window.__mockSavedImageDataUrl = `data:${payload.mime};base64,${btoa(binary)}`;
window.__mockSavedImageSize = bytes.length;
}
return "drawn-test.png";
};
});
const tag = "<∞img;id=img-draw-2;file=/icon.png;w=120;h=120∞>";
await heynotePage.setContent(buildContent(tag));
const imageWidget = heynotePage.page.locator(".heynote-image");
await expect(imageWidget).toBeVisible();
await imageWidget.hover();
const drawButton = heynotePage.page.locator(".heynote-image .buttons-container .draw");
await expect(drawButton).toBeVisible();
await drawButton.click();
const modal = heynotePage.page.locator(".draw-modal");
await expect(modal).toBeVisible();
await expect(modal.locator("canvas").first()).toBeVisible();
await modal.locator(".bottom-bar .save").click();
await expect(modal).toHaveCount(0);
await expect.poll(async () => {
return await heynotePage.page.evaluate(() => window.__mockSavedImageSize || 0);
}).toBeGreaterThan(0);
const isUnchanged = await heynotePage.page.evaluate(() => {
return window.__mockSavedImageDataUrl === window.__baseImageDataUrl
&& window.__mockSavedImageSize === window.__baseImageSize;
});
expect(isUnchanged).toBe(true);
});