Test I forgot to move in 4e5cd76

webcam-capture/src/test/java/com/github/sarxos/webcam/util/NixVideoDevUtilsTest.java

@@ -0,0 +1,38 @@
+package com.github.sarxos.webcam.util;
+
+import org.junit.Test;
+
+import com.github.sarxos.webcam.util.NixVideoDevUtils;
+
+import java.io.File;
+
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
+
+/**
+ * @author Dan Rollo
+ * Date: 3/8/14
+ * Time: 10:44 PM
+ */
+public class NixVideoDevUtilsTest {
+
+    /**
+     * Accept method was failing with exception: String index out of range: 5
+     * This occurs on opensuse 11 where video device files do not all have a suffix. The files are created like so:
+     * $ ls -l /dev/video*
+     * /dev/video -> video0
+     * /dev/video0
+     *
+     * In this case, the link name 'video' is less that 6 characters long, so the filter statement:
+     * Character.isDigit(name.charAt(5))
+     * causes the exception.
+     *
+     * Fix is to also check for length before checking for isDigit().
+     */
+    @Test
+    public void testAcceptHandlesShortVideoDeviceFilename() {
+        final NixVideoDevUtils videoDeviceFilenameFilter = new NixVideoDevUtils();
+        assertFalse(videoDeviceFilenameFilter.accept(new File("/dev"), "video"));
+        assertTrue(videoDeviceFilenameFilter.accept(new File("/dev"), "video0"));
+    }
+}