Yet another fix for async MDX execution.

Who needs regression tests, amirite?

Author: eduard93

MDX2JSON/Tests.cls.xml

@@ -8,12 +8,12 @@ Classes with support methods for testing MDX2JSON</Description>
 
 <Parameter name="LastCommit">
 <Type>%String</Type>
-<Default>d154085a239996bc3f204e68d8f3706f23bd7d7f</Default>
+<Default>0ec947153a3943f4f5e1f1724cc6591e413b0079</Default>
 </Parameter>
 
 <Parameter name="LastCommitTS">
 <Type>%TimeStamp</Type>
-<Default>2018-02-21 11:16:28.397</Default>
+<Default>2018-02-28 11:31:55.762</Default>
 </Parameter>
 
 <Method name="ProjectLength">

MDX2JSON/Utils.cls.xml

@@ -125,6 +125,8 @@ Automatic processing of MDX query and outputting resulting JSONP.<br>
 <Implementation><![CDATA[
 	set RS = ..GetResultSet(pMDX,.st)
 	return:$$$ISERR(st) st
+	set st = ..ExecuteResultSet(RS)
+	return:$$$ISERR(st) st
 	
 	set PageSize = 1000
 	set CurrPage = 1
@@ -162,6 +164,8 @@ Automatic processing of MDX Drillthrough query and outputting resulting listing
 <Implementation><![CDATA[
 	set RS = ..GetResultSet(pMDX,.st)
 	return:$$$ISERR(st) st
+	set st = ..ExecuteResultSet(RS)
+	return:$$$ISERR(st) st
 	
 	set SQL = RS.%GetListingSQL()
 	do ##class(%ZEN.Auxiliary.jsonSQLProvider).%WriteJSONFromSQL(,SQL,,$$$MaxCacheInt)
@@ -180,6 +184,8 @@ Automatic processing of MDX query and outputting resulting XML/A.<br>
 <Implementation><![CDATA[
 	set RS = ..GetResultSet(pMDX,.st)
 	return:$$$ISERR(st) st
+	set st = ..ExecuteResultSet(RS)
+	return:$$$ISERR(st) st
 	
 	set st = RS.%OutputXMLA()
 
@@ -197,6 +203,8 @@ Gets filters for MDX expression.<br>
 <Implementation><![CDATA[
 	set RS = ..GetResultSet(pMDX,.st)
 	return:$$$ISERR(st) st
+	set st = ..ExecuteResultSet(RS)
+	return:$$$ISERR(st) st
 	
 	set st=RS.%GetFiltersForCellRange(.filters,0,0,RS.%GetAxisSize(2),RS.%GetAxisSize(1),.measure)