diff --git a/t/staff/tube.svg b/t/staff/tube.svg
new file mode 100644
index 00000000..45748923
--- /dev/null
+++ b/t/staff/tube.svg
@@ -0,0 +1,4 @@
+<svg width="215" height="215" viewBox="0 0 215 215" fill="none" xmlns="http://www.w3.org/2000/svg">
+<rect x="11" y="11" width="194" height="194" rx="97" fill="#FF4789"/>
+<path d="M82.9527 71.7271C82.9527 68.6479 86.286 66.7234 88.9527 68.263L151.349 104.288C154.016 105.827 154.016 109.676 151.349 111.216L88.9527 147.24C86.286 148.78 82.9527 146.855 82.9527 143.776L82.9527 71.7271Z" fill="white"/>
+</svg>