From a401b372a64e5ef23e5467c51521d4ed951abd6c Mon Sep 17 00:00:00 2001
From: Erik Zhang <erik@neo.org>
Date: Wed, 30 Oct 2019 20:25:47 +0900
Subject: [PATCH] Fix JsonSerializer (#1197)

---
 neo.UnitTests/SmartContract/UT_JsonSerializer.cs | 4 ++--
 neo.UnitTests/SmartContract/UT_Syscalls.cs       | 4 ++--
 neo/SmartContract/JsonSerializer.cs              | 2 +-
 3 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/neo.UnitTests/SmartContract/UT_JsonSerializer.cs b/neo.UnitTests/SmartContract/UT_JsonSerializer.cs
index e7fdf30667..9863d72b0d 100644
--- a/neo.UnitTests/SmartContract/UT_JsonSerializer.cs
+++ b/neo.UnitTests/SmartContract/UT_JsonSerializer.cs
@@ -268,7 +268,7 @@ public void Serialize_Array_Bool_Str_Num()
 
             var json = JsonSerializer.Serialize(entry).ToString();
 
-            Assert.AreEqual(json, "[true,\"test\",123]");
+            Assert.AreEqual(json, "[true,\"74657374\",123]");
         }
 
         [TestMethod]
@@ -297,7 +297,7 @@ public void Serialize_Array_OfArray()
 
             var json = JsonSerializer.Serialize(entry).ToString();
 
-            Assert.AreEqual(json, "[[true,\"test1\",123],[true,\"test2\",321]]");
+            Assert.AreEqual(json, "[[true,\"7465737431\",123],[true,\"7465737432\",321]]");
         }
 
         [TestMethod]
diff --git a/neo.UnitTests/SmartContract/UT_Syscalls.cs b/neo.UnitTests/SmartContract/UT_Syscalls.cs
index 658d125e7f..d24850de40 100644
--- a/neo.UnitTests/SmartContract/UT_Syscalls.cs
+++ b/neo.UnitTests/SmartContract/UT_Syscalls.cs
@@ -76,7 +76,7 @@ public void System_Blockchain_GetBlock()
                 Assert.AreEqual(1, engine.ResultStack.Count);
                 Assert.IsInstanceOfType(engine.ResultStack.Peek(), typeof(ByteArray));
                 Assert.AreEqual(engine.ResultStack.Pop().GetByteArray().ToHexString(),
-                    "5b22515c7546464644795c75464646445c75464646445c75303030335c75464646445c75464646445c754646464475465c7530303046715c75303132415c625b595c75303434335c75464646445c75464646447d5d767b385c7546464644785c75303032375c75464646445c7546464644222c332c225c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c7530303030222c225c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c7530303030222c322c312c225c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c75303030305c7530303030222c315d");
+                    "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");
                 Assert.AreEqual(0, engine.ResultStack.Count);
 
                 // Clean
@@ -127,7 +127,7 @@ public void System_ExecutionEngine_GetScriptContainer()
                 Assert.AreEqual(1, engine.ResultStack.Count);
                 Assert.IsInstanceOfType(engine.ResultStack.Peek(), typeof(ByteArray));
                 Assert.AreEqual(engine.ResultStack.Pop().GetByteArray().ToHexString(),
-                    @"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");
+                    @"5b2266613434383036313834373332636138613136363037356430306133643861326531353462333337313333333138303336356561643732373561663132666264222c362c342c2266666666666666666666666666666666666666666666666666666666666666666666666666666666222c332c322c352c223031225d");
                 Assert.AreEqual(0, engine.ResultStack.Count);
             }
         }
diff --git a/neo/SmartContract/JsonSerializer.cs b/neo/SmartContract/JsonSerializer.cs
index 1c674540f0..030585420e 100644
--- a/neo/SmartContract/JsonSerializer.cs
+++ b/neo/SmartContract/JsonSerializer.cs
@@ -26,7 +26,7 @@ public static JObject Serialize(StackItem item)
                     }
                 case ByteArray buffer:
                     {
-                        return buffer.GetString();
+                        return buffer.GetByteArray().ToHexString();
                     }
                 case Integer num:
                     {