tests/e2e/wysiwyg-group-rotate-resize.e2e.ts

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+import { test, expect } from '@playwright/test'
+
+const wysiwygUrl = '/en/wysiwyg'
+
+async function getBox(page: import('@playwright/test').Page, nth: number) {
+  const el = page.locator('[data-testid^="obj-text-"]').nth(nth)
+  const left = await el.evaluate((n) => parseInt((n as HTMLElement).style.left || '0', 10))
+  const top = await el.evaluate((n) => parseInt((n as HTMLElement).style.top || '0', 10))
+  const width = await el.evaluate((n) => parseInt((n as HTMLElement).style.width || '0', 10))
+  const height = await el.evaluate((n) => parseInt((n as HTMLElement).style.height || '0', 10))
+  return { left, top, width, height }
+}
+
+function snap8(v: number) { return Math.round(v / 8) * 8 }
+
+test.describe('WYSIWYG - Group rotate then resize (E/W) with snap', () => {
+  test('rotate ~15°, then group resize E by +16 (snap) — widths grow equally, left unchanged', async ({ page }) => {
+    await page.goto(wysiwygUrl)
+    const canvas = page.getByTestId('wysiwyg-canvas')
+    await expect(canvas).toBeVisible()
+
+    const addText = page.getByRole('button', { name: /^Add Text$/i })
+    await addText.click()
+    await addText.click()
+
+    // marquee select both
+    const cbox = await canvas.boundingBox()
+    if (!cbox) throw new Error('canvas not found')
+    await page.mouse.move(cbox.x + 40, cbox.y + 40)
+    await page.mouse.down()
+    await page.mouse.move(cbox.x + 260, cbox.y + 160)
+    await page.mouse.up()
+
+    // rotate via handle to ~15°
+    const rotateHandle = page.locator('[data-testid^="rotate-handle-"]').first()
+    const hbox = await rotateHandle.boundingBox()
+    if (!hbox) throw new Error('rotate handle not found')
+    await page.mouse.move(hbox.x + 5, hbox.y + 5)
+    await page.mouse.down()
+    await page.mouse.move(hbox.x + 40, hbox.y + 5)
+    await page.mouse.up()
+
+    const b0 = await getBox(page, 0)
+    const b1 = await getBox(page, 1)
+
+    // resize east handle of the second by +16px (should snap to +16)
+    const target = page.locator('[data-testid^="obj-text-"]').nth(1)
+    const tbox = await target.boundingBox()
+    if (!tbox) throw new Error('target not found')
+    await page.mouse.move(tbox.x + tbox.width - 5, tbox.y + 5)
+    await page.mouse.down()
+    await page.mouse.move(tbox.x + tbox.width + 16, tbox.y + 5)
+    await page.mouse.up()
+
+    const a0 = await getBox(page, 0)
+    const a1 = await getBox(page, 1)
+
+    const dw = snap8(b1.width + 16) - b1.width
+    expect(a0.left).toBe(b0.left)
+    expect(a1.left).toBe(b1.left)
+    expect(a0.width).toBe(b0.width + dw)
+    expect(a1.width).toBe(b1.width + dw)
+  })
+
+  test('rotate ~15°, then group resize W by +16 (snap) — widths grow equally, left shifts equally', async ({ page }) => {
+    await page.goto(wysiwygUrl)
+    const canvas = page.getByTestId('wysiwyg-canvas')
+    await expect(canvas).toBeVisible()
+
+    const addText = page.getByRole('button', { name: /^Add Text$/i })
+    await addText.click()
+    await addText.click()
+
+    // marquee select both
+    const cbox = await canvas.boundingBox()
+    if (!cbox) throw new Error('canvas not found')
+    await page.mouse.move(cbox.x + 40, cbox.y + 40)
+    await page.mouse.down()
+    await page.mouse.move(cbox.x + 260, cbox.y + 160)
+    await page.mouse.up()
+
+    // rotate via handle to ~15°
+    const rotateHandle = page.locator('[data-testid^="rotate-handle-"]').first()
+    const hbox = await rotateHandle.boundingBox()
+    if (!hbox) throw new Error('rotate handle not found')
+    await page.mouse.move(hbox.x + 5, hbox.y + 5)
+    await page.mouse.down()
+    await page.mouse.move(hbox.x + 40, hbox.y + 5)
+    await page.mouse.up()
+
+    const b0 = await getBox(page, 0)
+    const b1 = await getBox(page, 1)
+
+    // resize west handle of the first by -16px (drag left)
+    const first = page.locator('[data-testid^="obj-text-"]').first()
+    const fbox = await first.boundingBox()
+    if (!fbox) throw new Error('first not found')
+    await page.mouse.move(fbox.x + 5, fbox.y + 5) // move inside to be safe
+    await page.mouse.move(fbox.x + 2, fbox.y + 5)
+    await page.mouse.down()
+    await page.mouse.move(fbox.x - 16, fbox.y + 5)
+    await page.mouse.up()
+
+    const a0 = await getBox(page, 0)
+    const a1 = await getBox(page, 1)
+
+    const dw = snap8(b0.width + 16) - b0.width
+    const dx = a0.left - b0.left
+    expect(a0.width).toBe(b0.width + dw)
+    expect(a1.width).toBe(b1.width + dw)
+    expect(dx).toBeLessThanOrEqual(-16)
+    expect(a1.left - b1.left).toBe(dx)
+  })
+})