things are a bit broken

reader/src/test/java/com/rusefi/can/reader/dbc/DbcFieldTest.java

@@ -0,0 +1,26 @@
+package com.rusefi.can.reader.dbc;
+
+import org.junit.Test;
+
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
+
+public class DbcFieldTest {
+    @Test
+    public void testBigEndian() {
+        DbcField field = new DbcField("", 8, 16, 1, 0, null, true);
+        assertFalse(field.coversByte(0));
+        assertTrue(field.coversByte(1));
+        assertTrue(field.coversByte(2));
+        assertFalse(field.coversByte(3));
+    }
+
+    @Test
+    public void testLittleEndian() {
+        DbcField field = new DbcField("", 8, 16, 1, 0, null, false);
+        assertFalse(field.coversByte(0));
+        assertTrue(field.coversByte(1));
+        assertTrue(field.coversByte(2));
+        assertFalse(field.coversByte(3));
+    }
+}