fix Array.GetBoolean()

CHANGELOG.rst

@@ -50,6 +50,7 @@ All notable changes to this project are documented in this file.
 - Port caching layer from neo-cli
 - Fix ``Contract_Migrate`` sycall
 - Fix ``BigInteger`` modulo for negative divisor values
+- Fix ``GetBoolean()`` for ``Array`` stackitem
 
 
 [0.8.4] 2019-02-14

neo/VM/InteropService.py

@@ -213,7 +213,7 @@ def GetBigInteger(self):
         raise Exception("Not Supported")
 
     def GetBoolean(self):
-        return len(self._array) > 0
+        return True
 
     def GetByteArray(self):
         logger.debug("Trying to get bytearray integer %s " % self)