text: //# ==++== 
  //# 
  //#   
  //#    Copyright (c) 2006 Microsoft Corporation.  All rights reserved.
  //#   
  //#    The use and distribution terms for this software are contained in the file
  //#    named license.txt, which can be found in the root of this distribution.
  //#    By using this software in any fashion, you are agreeing to be bound by the
  //#    terms of this license.
  //#   
  //#    You must not remove this notice, or any other, from this software.
  //#   
  //# 
  //# ==--== 
  //####################################################################################
  @cc_on
  
  
  import System;
  
  var NULL_DISPATCH = null;
  var apGlobalObj;
  var apPlatform;
  var lFailCount;
  
  
  var iTestID = 52906;
  
  @cc_on
  
  function retVar(ret) { return ret; }
  
  function verify(sCat, ob, bugNum)
  {
      if (bugNum == null) bugNum = "";
  
      var vAct = Math.exp(Math.log(retVar(ob)));
      var vExp = (typeof ob == "boolean" || typeof ob == "object") ? ob+0 : parseFloat(ob);
  
      // checks below assume log(x) is defined for x<0 !?
      // let's take care of that...
      if (ob<0) {
        vAct = Math.log(retVar(ob));
        if (!isNaN(vAct))
          apLogFailInfo( m_scen+(sCat.length?"--"+sCat:"")+" failed","NaN",vAct,bugNum);
        return;
      }
  
      var fFailed = false;
      if (isNaN(vExp))
      {
          if (!isNaN(vAct))
              fFailed = true;
      }
      else
          if ( parseFloat(ob) < 0 ? vAct != 1 :
              Math.abs((vExp-vAct)/vExp) > 6.2204460492503131e-014 )
              fFailed = true;
  
      if (fFailed)
          apLogFailInfo( m_scen+(sCat.length?"--"+sCat:"")+" failed",vExp,vAct,bugNum);
  }
  
  var m_scen = "", fUseEpsilon = false;
  
  function log005() {
   
      apInitTest("log005 ");
  
      //----------------------------------------------------------------------------
      apInitScenario("1. number, decimal, integer");
  
      m_scen = "number, decimal, integer";
  
      verify("pos min",1, null);
      verify("pos min < n < VT_UI1 pos max", 127, null);
      verify("VT_UI1 pos max", 255, null);
      verify("VT_I2 pos excl-min", 256, null);
      verify("VT_I2 pos excl-min < n < VT_I2 pos max", 12869, null);
      verify("VT_I2 pos max", 32767, null);
      verify("VT_I4 pos excl-min", 32768, null);
      verify("VT_I4 pos excl-min < n < pos max", 1143483646, null);
      verify("pos max", 2147483647, null);
  
      verify("neg max", -1, null);
      verify("neg max > n > VT_UI1 neg min", -201, null);
      verify("VT_UI1 neg min", -256, null);
      verify("VT_I2 neg excl-max", -257, null);
      verify("VT_I2 neg excl-max > n > VT_I2 neg min", -12869, null);
      verify("VT_I2 neg min", -32768, null);
      verify("VT_I4 neg excl-max", -32769, null);
      verify("VT_I4 neg excl-max > n > neg min", -1143483646, null);
      verify("neg min", -2147483648, null);
  
      verify("zero", 0, null);
  
  
      //----------------------------------------------------------------------------
      apInitScenario("2. number, hexidecimal");
  
      m_scen = "number, hexidecimal";
  
      verify("pos min < n < pos hex excl-min", 0xabcdef, null);
      verify("pos hex excl-min: 0x80000000", 0x80000000, null);
      verify("max pos: 0xffffffff", 0xffffffff, null);
  
      verify("neg max > n > neg hex excl-max", -0xabcdef, null);
      verify("pos hex excl-min: -0x80000001", -0x80000001, null);
      verify("min neg: -0xffffffff", -0xffffffff, null);
  
      verify("zero", 0x0, null);
  
  
      //----------------------------------------------------------------------------
      apInitScenario("3. number, octal");
  
      m_scen = "number, octal";
  
      verify("pos min < n < pos hex excl-min", 01234567, null);
      verify("pos hex excl-min: 020000000000", 020000000000, null);
      verify("max pos: 037777777777", 037777777777, null);
  
      verify("neg max > n > neg hex excl-max", -076543210, null);
      verify("pos hex excl-min: -020000000001", -020000000001, null);
      verify("min neg: -037777777777", -037777777777, null);
  
      verify("pos zero", 00, null);
  
  
      //----------------------------------------------------------------------------
      apInitScenario("4. number, float");
  
      m_scen = "number, float";
  
      verify("pos min",2.2250738585072014e-308, null);
      verify("pos min < n < VT_R4 pos max", 9.87654321e12, null);
      verify("VT_R4 pos max", 3.402823466e+38, null);
      verify("VT_R8 pos excl-min", 3.402823467e+38, null);
      verify("VT_R8 pos excl-min < n < pos max", 4.43269743388067e107, null);
  @if(@_jscript_version >=7)
      verify("pos max", 1.7976931348000000e308, null);
  @else
      verify("pos max", 1.7976931348623158e308, null);
  @end
  
      verify("neg max", -2.2250738585072012595e-308, null);
      verify("neg max > n > VT_R4 neg min", -6.61005335930233e19, null);
      verify("VT_R4 neg min", -3.402823466e+38, null);
      verify("VT_R8 neg excl-max", -3.402823467e+38, null);
      verify("VT_R8 neg excl-max > n > neg min", -7.17170763763262e243, null);
      verify("neg min", -1.797693134862315807e308, null);
  
      verify("zero", 0.0, null);
  
      
      //----------------------------------------------------------------------------
      apInitScenario("5. num string, decimal, integer");
  
      m_scen = "number, decimal, integer";
  
      verify("pos min","1", null);
      verify("pos min < n < VT_UI1 pos max", "127", null);
      verify("VT_UI1 pos max", "255", null);
      verify("VT_I2 pos excl-min", "256", null);
      verify("VT_I2 pos excl-min < n < VT_I2 pos max", "12869", null);
      verify("VT_I2 pos max", "32767", null);
      verify("VT_I4 pos excl-min", "32768", null);
      verify("VT_I4 pos excl-min < n < pos max", "1143483646", null);
      verify("pos max", "2147483647", null);
  
      verify("neg max", "-1", null);
      verify("neg max > n > VT_UI1 neg min", "-201", null);
      verify("VT_UI1 neg min", "-256", null);
      verify("VT_I2 neg excl-max", "-257", null);
      verify("VT_I2 neg excl-max > n > VT_I2 neg min", "-12869", null);
      verify("VT_I2 neg min", "-32768", null);
      verify("VT_I4 neg excl-max", "-32769", null);
      verify("VT_I4 neg excl-max > n > neg min", "-1143483646", null);
      verify("neg min", "-2147483648", null);
  
      verify("zero", "0", null);
  
  
      //----------------------------------------------------------------------------
      apInitScenario("7. num string, octal");
  
      m_scen = "num string, octal";
  
      verify("pos min < n < pos hex excl-min", "01234567", null);
      verify("pos hex excl-min: 020000000000", "020000000000", null);
      verify("max pos: 037777777777", "037777777777", null);
  
      verify("neg max > n > neg hex excl-max", "-076543210", null);
      verify("pos hex excl-min: -020000000001", "-020000000001", null);
      verify("min neg: -037777777777", "-037777777777", null);
  
      verify("pos zero", "00", null);
  
  
      //----------------------------------------------------------------------------
      apInitScenario("8. num string, float");
  
      m_scen = "number, float";
  
      verify("pos min","2.2250738585072014e-308", null);
      verify("pos min < n < VT_R4 pos max", "9.87654321e12", null);
      verify("VT_R4 pos max", "3.402823466e+38", null);
      verify("VT_R8 pos excl-min", "3.402823467e+38", null);
      verify("VT_R8 pos excl-min < n < pos max", "4.43269743388067e107", null);
  @if(@_jscript_version >=7)
      verify("pos max", "1.7976931348000000e308", null);
  @else
      verify("pos max", "1.7976931348623158e308", null);
  @end
  
      verify("neg max", "-2.2250738585072012595e-308", null);
      verify("neg max > n > VT_R4 neg min", "-6.61005335930233e19", null);
      verify("VT_R4 neg min", "-3.402823466e+38", null);
      verify("VT_R8 neg excl-max", "-3.402823467e+38", null);
      verify("VT_R8 neg excl-max > n > neg min", "-7.17170763763262e243", null);
      verify("neg min", "-1.797693134862315807e308", null);
  
      verify("zero", "0.0", null);
  
      
      //----------------------------------------------------------------------------
      apInitScenario("13. constants");
  
      m_scen = "constants";
  
      verify("true",true, null);
      verify("false",false, null);
  
  
      //----------------------------------------------------------------------------
      apInitScenario("14. null");
  
      m_scen = "null";
  
      verify("",null, null);
  
  
      /*****************************************************************************
      // All of the rest cause a runtime error (spec) of 'not a number'
  
      //----------------------------------------------------------------------------
      // apInitScenario("n. Alpha string");
      
  
      //----------------------------------------------------------------------------
      // apInitScenario("n. objects, built-in, non-exec");
  
  
      //----------------------------------------------------------------------------
      // apInitScenario("n. objects, built-in, exec, not inst");
  
  
      //----------------------------------------------------------------------------
      // apInitScenario("n. objects, built-in, exec, inst");
  
  
      //----------------------------------------------------------------------------
      // apInitScenario("n. objects, user-def, not inst");
  
  
      //----------------------------------------------------------------------------
      // apInitScenario("n. objects, user-def, inst");
  
  
      //----------------------------------------------------------------------------
      // apInitScenario("n. undefined");
      *****************************************************************************/
      
  
      apEndTest();
  
  }
  
  
  log005();
  
  
  if(lFailCount >= 0) System.Environment.ExitCode = lFailCount;
  else System.Environment.ExitCode = 1;
  
  function apInitTest(stTestName) {
      lFailCount = 0;
  
      apGlobalObj = new Object();
      apGlobalObj.apGetPlatform = function Funca() { return "Rotor" }
      apGlobalObj.LangHost = function Funcb() { return 1033;}
      apGlobalObj.apGetLangExt = function Funcc(num) { return "EN"; }
  
      apPlatform = apGlobalObj.apGetPlatform();
      var sVer = "1.0";  //navigator.appVersion.toUpperCase().charAt(navigator.appVersion.toUpperCase().indexOf("MSIE")+5);
      apGlobalObj.apGetHost = function Funcp() { return "Rotor " + sVer; }
      print ("apInitTest: " + stTestName);
  }
  
  function apInitScenario(stScenarioName) {print( "\tapInitScenario: " + stScenarioName);}
  
  function apLogFailInfo(stMessage, stExpected, stActual, stBugNum) {
      lFailCount = lFailCount + 1;
      print ("***** FAILED:");
      print ("\t\t" + stMessage);
      print ("\t\tExpected: " + stExpected);
      print ("\t\tActual: " + stActual);
  }
  
  function apGetLocale(){ return 1033; }
  function apWriteDebug(s) { print("dbg ---> " + s) }
  function apEndTest() {}
  