public void FunctionReturnTests()
{
VariableEnvironment variables = new VariableEnvironment();
FunctionEnvironment functionEnvironment = new FunctionEnvironment();
variables.DeclareVariable("abc", BogieLangType.BOOL);
variables.DefineVariable("abc", true);
string txt = "return abc";
AntlrInputStream inputStream = new AntlrInputStream(txt);
BogieLangLexer lexer = new BogieLangLexer(inputStream);
CommonTokenStream commonTokenStream = new CommonTokenStream(lexer);
BogieLangParser parser = new BogieLangParser(commonTokenStream);
BogieLangParser.FunctionReturnContext functionReturnContext = parser.functionReturn();
BogieLangBaseVisitor <object> visitor = new BogieLangBaseVisitor <object>();
visitor.Visit(functionReturnContext);
FunctionReturn functionReturn = FunctionReturn.Compile(functionReturnContext);
Assert.True((bool)functionReturn.Execute(functionEnvironment, variables) == true);
variables.Clear();
txt = "return 10.0";
inputStream = new AntlrInputStream(txt);
lexer = new BogieLangLexer(inputStream);
commonTokenStream = new CommonTokenStream(lexer);
parser = new BogieLangParser(commonTokenStream);
functionReturnContext = parser.functionReturn();
visitor = new BogieLangBaseVisitor <object>();
visitor.Visit(functionReturnContext);
functionReturn = FunctionReturn.Compile(functionReturnContext);
Assert.True((double)functionReturn.Execute(functionEnvironment, variables) == 10.0);
}
public void WhileTests()
{
VariableEnvironment variables = new VariableEnvironment();
FunctionEnvironment functionEnvironment = new FunctionEnvironment();
variables.DeclareVariable("loop", BogieLangType.BOOL);
variables.DefineVariable("loop", true);
string txt = "while(loop){loop = false}";
AntlrInputStream inputStream = new AntlrInputStream(txt);
BogieLangLexer lexer = new BogieLangLexer(inputStream);
CommonTokenStream commonTokenStream = new CommonTokenStream(lexer);
BogieLangParser parser = new BogieLangParser(commonTokenStream);
BogieLangParser.WhileControlContext whileControlContext = parser.whileControl();
BogieLangBaseVisitor <object> visitor = new BogieLangBaseVisitor <object>();
visitor.Visit(whileControlContext);
WhileControl whileControl = WhileControl.Compile(whileControlContext);
Assert.True(whileControl.Execute(functionEnvironment, variables) == null);
Assert.True((bool)variables["loop"].Value == false);
txt = " while(loop){loop = false int b=0}";
inputStream = new AntlrInputStream(txt);
lexer = new BogieLangLexer(inputStream);
commonTokenStream = new CommonTokenStream(lexer);
parser = new BogieLangParser(commonTokenStream);
whileControlContext = parser.whileControl();
visitor = new BogieLangBaseVisitor <object>();
visitor.Visit(whileControlContext);
whileControl = WhileControl.Compile(whileControlContext);
Assert.True(whileControl.Execute(functionEnvironment, variables) == null);
Assert.True((bool)variables["loop"].Value == false);
Assert.True(!variables.IsVariableDeclared("b"));
}
public void VarDefinitionTests()
{
VariableEnvironment variables = new VariableEnvironment();
FunctionEnvironment functionEnvironment = new FunctionEnvironment();
variables.DeclareVariable("var", BogieLangType.INTEGER);
string txt = "var=123";
AntlrInputStream inputStream = new AntlrInputStream(txt);
BogieLangLexer lexer = new BogieLangLexer(inputStream);
CommonTokenStream commonTokenStream = new CommonTokenStream(lexer);
BogieLangParser parser = new BogieLangParser(commonTokenStream);
BogieLangParser.VarDefinitionContext varDefinitionContext = parser.varDefinition();
BogieLangBaseVisitor <object> visitor = new BogieLangBaseVisitor <object>();
visitor.Visit(varDefinitionContext);
VarDefinition varDefinition = VarDefinition.Compile(varDefinitionContext);
varDefinition.Execute(functionEnvironment, variables);
Assert.True(variables["var"].BogieLangType == BogieLangType.INTEGER);
Assert.True(variables["var"].Value is int);
Assert.True((int)variables["var"].Value == 123);
}
public void ExpressionTests()
{
VariableEnvironment variableEnvironment = new VariableEnvironment();
FunctionEnvironment functionEnvironment = new FunctionEnvironment();
string txt = "1";
AntlrInputStream inputStream = new AntlrInputStream(txt);
BogieLangLexer lexer = new BogieLangLexer(inputStream);
CommonTokenStream commonTokenStream = new CommonTokenStream(lexer);
BogieLangParser parser = new BogieLangParser(commonTokenStream);
BogieLangParser.ExpressionContext expressionContext = parser.expression();
BogieLangBaseVisitor <object> visitor = new BogieLangBaseVisitor <object>();
visitor.Visit(expressionContext);
Expression expression = Expression.Compile(expressionContext, null);
Assert.True(expression.Execute(functionEnvironment, new VariableEnvironment()) is int);
Assert.True(expression.ParentExpression == null);
Assert.True((int)expression.Execute(functionEnvironment, new VariableEnvironment()) == 1);
txt = "1.0";
inputStream = new AntlrInputStream(txt);
lexer = new BogieLangLexer(inputStream);
commonTokenStream = new CommonTokenStream(lexer);
parser = new BogieLangParser(commonTokenStream);
expressionContext = parser.expression();
visitor = new BogieLangBaseVisitor <object>();
visitor.Visit(expressionContext);
expression = Expression.Compile(expressionContext, null);
Assert.True(expression.Execute(functionEnvironment, new VariableEnvironment()) is double);
Assert.True(expression.ParentExpression == null);
Assert.True((double)expression.Execute(functionEnvironment, new VariableEnvironment()) == 1.0);
txt = "false";
inputStream = new AntlrInputStream(txt);
lexer = new BogieLangLexer(inputStream);
commonTokenStream = new CommonTokenStream(lexer);
parser = new BogieLangParser(commonTokenStream);
expressionContext = parser.expression();
visitor = new BogieLangBaseVisitor <object>();
visitor.Visit(expressionContext);
expression = Expression.Compile(expressionContext, null);
Assert.True(expression.Execute(functionEnvironment, new VariableEnvironment()) is bool);
Assert.True(expression.ParentExpression == null);
Assert.True((bool)expression.Execute(functionEnvironment, new VariableEnvironment()) == false);
txt = "\"asd899asd\"";
inputStream = new AntlrInputStream(txt);
lexer = new BogieLangLexer(inputStream);
commonTokenStream = new CommonTokenStream(lexer);
parser = new BogieLangParser(commonTokenStream);
expressionContext = parser.expression();
visitor = new BogieLangBaseVisitor <object>();
visitor.Visit(expressionContext);
expression = Expression.Compile(expressionContext, null);
Assert.True(expression.Execute(functionEnvironment, new VariableEnvironment()) is string);
Assert.True((string)expression.Execute(functionEnvironment, new VariableEnvironment()) == "asd899asd");
txt = "VarName";
inputStream = new AntlrInputStream(txt);
lexer = new BogieLangLexer(inputStream);
commonTokenStream = new CommonTokenStream(lexer);
parser = new BogieLangParser(commonTokenStream);
expressionContext = parser.expression();
visitor = new BogieLangBaseVisitor <object>();
visitor.Visit(expressionContext);
expression = Expression.Compile(expressionContext, null);
variableEnvironment.DeclareVariable(txt, BogieLangType.INTEGER);
variableEnvironment.DefineVariable(txt, 1);
Assert.True(expression.Execute(functionEnvironment, variableEnvironment) is int);
Assert.True(expression.ParentExpression == null);
Assert.True((int)expression.Execute(functionEnvironment, variableEnvironment) == 1);
}
public void BodyTests()
{
VariableEnvironment variables = new VariableEnvironment();
FunctionEnvironment functionEnvironment = new FunctionEnvironment();
string txt = "int b=true";
AntlrInputStream inputStream = new AntlrInputStream(txt);
BogieLangLexer lexer = new BogieLangLexer(inputStream);
CommonTokenStream commonTokenStream = new CommonTokenStream(lexer);
BogieLangParser parser = new BogieLangParser(commonTokenStream);
BogieLangParser.BodyContext bodyContext = parser.body();
BogieLangBaseVisitor <object> visitor = new BogieLangBaseVisitor <object>();
visitor.Visit(bodyContext);
Body body = Body.Compile(bodyContext);
try
{
body.Execute(functionEnvironment, variables);
Assert.True(false);
}
catch (Exception e)
{
Assert.True(true);//todo: test for a specific exception types once they are created
}
variables.Clear();
txt = "int b=098";
inputStream = new AntlrInputStream(txt);
lexer = new BogieLangLexer(inputStream);
commonTokenStream = new CommonTokenStream(lexer);
parser = new BogieLangParser(commonTokenStream);
bodyContext = parser.body();
visitor = new BogieLangBaseVisitor <object>();
visitor.Visit(bodyContext);
body = Body.Compile(bodyContext);
body.Execute(functionEnvironment, variables);
Assert.True(variables["b"].BogieLangType == BogieLangType.INTEGER);
Assert.True(variables["b"].Identifer == "b");
Assert.True((int)variables["b"].Value == 98);
txt = "abc=123";
inputStream = new AntlrInputStream(txt);
lexer = new BogieLangLexer(inputStream);
commonTokenStream = new CommonTokenStream(lexer);
parser = new BogieLangParser(commonTokenStream);
bodyContext = parser.body();
visitor = new BogieLangBaseVisitor <object>();
visitor.Visit(bodyContext);
body = Body.Compile(bodyContext);
try
{
Assert.True(body.Execute(functionEnvironment, variables) == null);
Assert.True(false);
}
catch
{
Assert.True(true);//todo: test for specific exception types once they are created
}
variables.DeclareVariable("abc", BogieLangType.INTEGER);
txt = "abc=123";
inputStream = new AntlrInputStream(txt);
lexer = new BogieLangLexer(inputStream);
commonTokenStream = new CommonTokenStream(lexer);
parser = new BogieLangParser(commonTokenStream);
bodyContext = parser.body();
visitor = new BogieLangBaseVisitor <object>();
visitor.Visit(bodyContext);
body = Body.Compile(bodyContext);
body.Execute(functionEnvironment, variables);
Assert.True(variables["abc"].BogieLangType == BogieLangType.INTEGER);
Assert.True(variables["abc"].Identifer == "abc");
Assert.True((int)variables["abc"].Value == 123);
txt = "return 0";
inputStream = new AntlrInputStream(txt);
lexer = new BogieLangLexer(inputStream);
commonTokenStream = new CommonTokenStream(lexer);
parser = new BogieLangParser(commonTokenStream);
bodyContext = parser.body();
visitor = new BogieLangBaseVisitor <object>();
visitor.Visit(bodyContext);
body = Body.Compile(bodyContext);
Assert.True(body.Execute(functionEnvironment, variables) is int);
Assert.True((int)body.Execute(functionEnvironment, variables) == 0);
txt = "if(1){int b}";
inputStream = new AntlrInputStream(txt);
lexer = new BogieLangLexer(inputStream);
commonTokenStream = new CommonTokenStream(lexer);
parser = new BogieLangParser(commonTokenStream);
bodyContext = parser.body();
visitor = new BogieLangBaseVisitor <object>();
visitor.Visit(bodyContext);
body = Body.Compile(bodyContext);
body.Execute(functionEnvironment, variables);
txt = "if(true){int b}";
inputStream = new AntlrInputStream(txt);
lexer = new BogieLangLexer(inputStream);
commonTokenStream = new CommonTokenStream(lexer);
parser = new BogieLangParser(commonTokenStream);
bodyContext = parser.body();
visitor = new BogieLangBaseVisitor <object>();
visitor.Visit(bodyContext);
body = Body.Compile(bodyContext);
body.Execute(functionEnvironment, variables);
}