Make BarChart panic after a number of Draws.

mum4k · Nov 21, 2020 · 4a5bc76 · 4a5bc76
1 parent fbd21e7
commit 4a5bc76
Showing 1 changed file with 7 additions and 0 deletions.
diff --git a/widgets/barchart/barchart.go b/widgets/barchart/barchart.go
@@ -55,6 +55,8 @@ type BarChart struct {
 
 	// opts are the provided options.
 	opts *options
+
+	drawCount int
 }
 
 // New returns a new BarChart.
@@ -77,6 +79,11 @@ func (bc *BarChart) Draw(cvs *canvas.Canvas, meta *widgetapi.Meta) error {
 	bc.mu.Lock()
 	defer bc.mu.Unlock()
 
+	if bc.drawCount > 10 {
+		panic("drawCount panic")
+	}
+	bc.drawCount++
+
 	bc.lastWidth = cvs.Area().Dx()
 	needAr, err := area.FromSize(bc.minSize())
 	if err != nil {