From 0172799fcb43d737f890e5299d4a1dfad469ae17 Mon Sep 17 00:00:00 2001
From: Klaus Reimer <k@ailis.de>
Date: Mon, 8 Oct 2018 20:06:38 +0200
Subject: [PATCH] 0 port numbers is also ok

---
 src/test/java/org/usb4java/LibUsbDeviceTest.java | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/test/java/org/usb4java/LibUsbDeviceTest.java b/src/test/java/org/usb4java/LibUsbDeviceTest.java
index 5b6a402..0bdb523 100644
--- a/src/test/java/org/usb4java/LibUsbDeviceTest.java
+++ b/src/test/java/org/usb4java/LibUsbDeviceTest.java
@@ -193,7 +193,7 @@ public class LibUsbDeviceTest
         assumeNotNull(this.device);
         final ByteBuffer path = BufferUtils.allocateByteBuffer(8);
         final int result = LibUsb.getPortNumbers(this.device, path);
-        assertTrue(result > 0);
+        assertTrue(result >= 0);
         assertTrue(result <= path.capacity());
     }