From 5b151ffc1ea2703c7f68c9063483799e3a75b071 Mon Sep 17 00:00:00 2001
From: Danila Poyarkov <dev@dannote.net>
Date: Wed, 16 Sep 2026 14:13:34 +0300
Subject: [PATCH] fix(canvas): include component-set members in label catalog

---
 packages/core/src/canvas/labels/cache.ts          |   2 +-
 tests/e2e/canvas/labels/component.spec.ts         |   5 +++++
 ...mponent-set-member-label-openpencil-darwin.png | Bin 0 -> 831 bytes
 3 files changed, 6 insertions(+), 1 deletion(-)
 create mode 100644 tests/e2e/canvas/labels/component.spec.ts-snapshots/component-set-member-label-openpencil-darwin.png

diff --git a/packages/core/src/canvas/labels/cache.ts b/packages/core/src/canvas/labels/cache.ts
index 8e1198106..0998cd643 100644
--- a/packages/core/src/canvas/labels/cache.ts
+++ b/packages/core/src/canvas/labels/cache.ts
@@ -25,7 +25,7 @@ interface Viewport {
 }
 
 const LABEL_TYPES = new Set(['COMPONENT', 'COMPONENT_SET'])
-const COMPONENT_LABEL_PARENT_TYPES = new Set(['CANVAS', 'SECTION'])
+const COMPONENT_LABEL_PARENT_TYPES = new Set(['CANVAS', 'SECTION', 'COMPONENT_SET'])
 
 function isInViewport(absX: number, absY: number, w: number, h: number, vp: Viewport): boolean {
   return absX + w >= vp.x && absY + h >= vp.y && absX <= vp.x + vp.w && absY <= vp.y + vp.h
diff --git a/tests/e2e/canvas/labels/component.spec.ts b/tests/e2e/canvas/labels/component.spec.ts
index 4293da92e..51463f453 100644
--- a/tests/e2e/canvas/labels/component.spec.ts
+++ b/tests/e2e/canvas/labels/component.spec.ts
@@ -62,6 +62,11 @@ test('component labels in component sets are hit-tested above the component boun
 
   const componentTopY = 80 + (100 + 40) * 2
   const componentLeftX = 80 + (100 + 20) * 2
+  await expect(page).toHaveScreenshot('component-set-member-label.png', {
+    clip: { x: box.x + componentLeftX, y: box.y + componentTopY - 24, width: 240, height: 24 },
+    maxDiffPixels: 0,
+    threshold: 0
+  })
   await page.mouse.click(box.x + componentLeftX + 24, box.y + componentTopY - 12)
   await canvas.waitForRender()
 
diff --git a/tests/e2e/canvas/labels/component.spec.ts-snapshots/component-set-member-label-openpencil-darwin.png b/tests/e2e/canvas/labels/component.spec.ts-snapshots/component-set-member-label-openpencil-darwin.png
new file mode 100644
index 0000000000000000000000000000000000000000..f946a6ecd5581050713943aaad91f182d3924dc7
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