public void VariableTypeSafetyInCode()
{
Enviroment enviroment = new Enviroment(TypeInfoProvider.GetGlobal());
enviroment.StartBlock(CodePosition.GetExternal());
enviroment.DefineVariable("x", typeof(string), CodePosition.GetExternal());
TokenParser.Parse("x= 0 .", enviroment, CodePosition.GetExternal());
enviroment.EndBlock();
}
public void VariableRedefinitionFail()
{
Enviroment enviroment = new Enviroment(TypeInfoProvider.GetGlobal());
enviroment.StartBlock(CodePosition.GetExternal());
enviroment.DefineVariable("x", typeof(int), CodePosition.GetExternal());
enviroment.DefineVariable("x", typeof(int), CodePosition.GetExternal());
enviroment.EndBlock();
}
public void VariableDefinition()
{
Enviroment enviroment = new Enviroment(TypeInfoProvider.GetGlobal());
enviroment.StartBlock(CodePosition.GetExternal());
Assert.IsNull(enviroment.GetVariable("y"));
enviroment.DefineVariable("x", typeof(int), CodePosition.GetExternal());
Assert.IsNotNull(enviroment.GetVariable("x"));
enviroment.EndBlock();
}
public void VariableInheritance()
{
Enviroment enviroment = new Enviroment(TypeInfoProvider.GetGlobal());
enviroment.StartBlock(CodePosition.GetExternal());
var xOut = enviroment.DefineVariable("x", typeof(string), CodePosition.GetExternal());
var yOut = enviroment.DefineVariable("y", typeof(int), CodePosition.GetExternal());
enviroment.StartBlock(CodePosition.GetExternal());
Assert.AreEqual(yOut, enviroment.GetVariable("y"));
Assert.AreEqual(xOut, enviroment.GetVariable("x"));
var yInner = enviroment.DefineVariable("y", typeof(string), CodePosition.GetExternal());
var zInner = enviroment.DefineVariable("z", typeof(string), CodePosition.GetExternal());
Assert.AreNotEqual(yOut, enviroment.GetVariable("y"));
enviroment.EndBlock();
Assert.AreEqual(yOut, enviroment.GetVariable("y"));
Assert.IsNull(enviroment.GetVariable("z"));
enviroment.EndBlock();
}
public void VariablesInCode()
{
Enviroment enviroment = new Enviroment(TypeInfoProvider.GetGlobal());
enviroment.StartBlock(CodePosition.GetExternal());
enviroment.DefineVariable("x", typeof(int), CodePosition.GetExternal());
TokenParser.Parse("DEFINE:y:int . &y . y= 0 . &x . x= &y .", enviroment, CodePosition.GetExternal(), true);
Assert.IsNotNull(enviroment.GetVariable("y"));
Assert.AreEqual(enviroment.GetVariable("y").Type, typeof(int));
enviroment.EndBlock();
}