how to create new suite dynamic

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i can add new testcase by this code

val suite=new FunSuite
 suite.registerTest("demo2"){
 println("demo2")
 assert(1==1)
 }
 suite.name="NewDemo"

 suite.registerTest("demo3"){
 println("demo3")
 }
 suite.name="OLDDemo"

 suite.execute
}

but how can i create new suite dynamic?

i want create 100 suites and more testcases dynamic