From 2a753836f582912a47e3387d1ed203c8a312da49 Mon Sep 17 00:00:00 2001
From: Anton Tananaev <anton.tananaev@gmail.com>
Date: Sat, 20 Apr 2019 15:20:48 -0700
Subject: Fix unit tests

---
 src/main/java/org/traccar/protocol/H02ProtocolDecoder.java | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'src/main/java')

diff --git a/src/main/java/org/traccar/protocol/H02ProtocolDecoder.java b/src/main/java/org/traccar/protocol/H02ProtocolDecoder.java
index 6f1a4f01e..22bbe4441 100644
--- a/src/main/java/org/traccar/protocol/H02ProtocolDecoder.java
+++ b/src/main/java/org/traccar/protocol/H02ProtocolDecoder.java
@@ -88,7 +88,9 @@ public class H02ProtocolDecoder extends BaseProtocolDecoder {
     }
 
     private Integer decodeBattery(int value) {
-        if (value <= 3) {
+        if (value == 0) {
+            return null;
+        } else if (value <= 3) {
             return (value - 1) * 10;
         } else if (value <= 6) {
             return (value - 1) * 20;
-- 
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