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-rw-r--r--src/test/java/org/traccar/helper/BufferUtilTest.java6
1 files changed, 6 insertions, 0 deletions
diff --git a/src/test/java/org/traccar/helper/BufferUtilTest.java b/src/test/java/org/traccar/helper/BufferUtilTest.java
index b539b5b28..0196cef9d 100644
--- a/src/test/java/org/traccar/helper/BufferUtilTest.java
+++ b/src/test/java/org/traccar/helper/BufferUtilTest.java
@@ -11,6 +11,12 @@ import static org.junit.Assert.assertEquals;
public class BufferUtilTest {
@Test
+ public void testReadSignedMagnitudeInt() {
+ ByteBuf buf = Unpooled.wrappedBuffer(DataConverter.parseHex("80000001"));
+ assertEquals(-1, BufferUtil.readSignedMagnitudeInt(buf));
+ }
+
+ @Test
public void test1() {
ByteBuf buf = Unpooled.copiedBuffer("abcdef", StandardCharsets.US_ASCII);
assertEquals(2, BufferUtil.indexOf("cd", buf));