fix: calculateBackgroundRendering may return width or height less than 1 #2982

Author: yorickshan

src/render/background.ts

@@ -58,7 +58,7 @@ export const calculateBackgroundRendering = (
         backgroundPositioningArea
     );
 
-    const [sizeWidth, sizeHeight] = backgroundImageSize;
+    let [sizeWidth, sizeHeight] = backgroundImageSize;
 
     const position = getAbsoluteValueForTuple(
         getBackgroundValueForIndex(container.styles.backgroundPosition, index),
@@ -77,6 +77,9 @@ export const calculateBackgroundRendering = (
     const offsetX = Math.round(backgroundPositioningArea.left + position[0]);
     const offsetY = Math.round(backgroundPositioningArea.top + position[1]);
 
+    sizeWidth = Math.max(1, sizeWidth);
+    sizeHeight = Math.max(1, sizeHeight);
+
     return [path, offsetX, offsetY, sizeWidth, sizeHeight];
 };