fpspreadsheet: Relax error margin for date/time tests to 10 nsec in order to get success in tests back.

git-svn-id: https://svn.code.sf.net/p/lazarus-ccr/svn@3335 8e941d3f-bd1b-0410-a28a-d453659cc2b4

components/fpspreadsheet/tests/datetests.pas

@@ -372,7 +372,8 @@ var
   ActualDateTime: TDateTime;
   ErrorMargin: TDateTime; //margin for error in comparison test
 begin
-  ErrorMargin:=0.000000000000001;
+  //ErrorMargin:=0.000000000000001;     // = 1E-15 = 9E-11 sec
+  ErrorMargin := 1E-5/(24*60*60*1000);  // = 10 nsec = 1E-8 sec   // 1 ns fails
   if Row>High(SollDates) then
     fail('Error in test code: array bounds overflow. Check array size is correct.');
 

components/fpspreadsheet/tests/spreadtestgui.lpi

@@ -80,6 +80,7 @@
       <Unit1>
         <Filename Value="datetests.pas"/>
         <IsPartOfProject Value="True"/>
+        <UnitName Value="datetests"/>
       </Unit1>
       <Unit2>
         <Filename Value="stringtests.pas"/>