Unable to access global variable in commonjs Module in Android

app.js

Ti.include('/testLibrary.js');

var module = require('/testModule').call();
/**
* The output of above call is globalClass undefines in android. But in iOS this works fine
*/

testLibrary.js

var globalClass = {
'testFunction1' : function() {
Titanium.API.debug("testFunction1 Called");
}
}

testModule.js

function testModule() {
Titanium.API.debug("Test Module Called");
globalClass.testFunction1();
}
module.exports.call = function(){
return testModule();
}