126     OH_Drawing_Pen* pen = OH_Drawing_PenCreate();  variable
127     EXPECT_NE(pen, nullptr);
128     OH_Drawing_CanvasAttachPen(canvas_, pen);
130     OH_Drawing_PenDestroy(pen);
606     OH_Drawing_Pen* pen = OH_Drawing_PenCreate();  variable
607     OH_Drawing_PenSetColor(pen, 0xff00ff00);
608     OH_Drawing_PenSetFilter(pen, filter);
609     OH_Drawing_CanvasAttachPen(canvas, pen);
613     OH_Drawing_PenDestroy(pen);
634     OH_Drawing_Pen* pen = OH_Drawing_PenCreate();  variable
635     OH_Drawing_PenSetShaderEffect(pen, linearGradient);
636     OH_Drawing_CanvasAttachPen(canvas, pen);
640     OH_Drawing_PenDestroy(pen);