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 VarDeclarationTests()
{
VariableEnvironment variables = new VariableEnvironment();
FunctionEnvironment functionEnvironment = new FunctionEnvironment();
string txt = "int var";
AntlrInputStream inputStream = new AntlrInputStream(txt);
BogieLangLexer lexer = new BogieLangLexer(inputStream);
CommonTokenStream commonTokenStream = new CommonTokenStream(lexer);
BogieLangParser parser = new BogieLangParser(commonTokenStream);
BogieLangParser.VarDeclarationContext varDeclarationContext = parser.varDeclaration();
BogieLangBaseVisitor <object> visitor = new BogieLangBaseVisitor <object>();
visitor.Visit(varDeclarationContext);
VarDeclaration varDeclaration = VarDeclaration.Compile(varDeclarationContext);
varDeclaration.Execute(functionEnvironment, variables);
Assert.True(variables["var"].BogieLangType == BogieLangType.INTEGER);
Assert.True(variables["var"].Value == null);
Assert.True(variables["var"].Identifer == "var");
variables.Clear();
txt = "int var=123";
inputStream = new AntlrInputStream(txt);
lexer = new BogieLangLexer(inputStream);
commonTokenStream = new CommonTokenStream(lexer);
parser = new BogieLangParser(commonTokenStream);
varDeclarationContext = parser.varDeclaration();
visitor = new BogieLangBaseVisitor <object>();
visitor.Visit(varDeclarationContext);
varDeclaration = VarDeclaration.Compile(varDeclarationContext);
varDeclaration.Execute(functionEnvironment, variables);
Assert.True(variables["var"].BogieLangType == BogieLangType.INTEGER);
Assert.True((int)variables["var"].Value == 123);
Assert.True(variables["var"].Identifer == "var");
}
public void FunctionDefinitionTests()
{
VariableEnvironment variableEnvironment = new VariableEnvironment();
FunctionEnvironment functionEnvironment = new FunctionEnvironment();
string txt = "void funcName(){}";
AntlrInputStream inputStream = new AntlrInputStream(txt);
BogieLangLexer lexer = new BogieLangLexer(inputStream);
CommonTokenStream commonTokenStream = new CommonTokenStream(lexer);
BogieLangParser parser = new BogieLangParser(commonTokenStream);
BogieLangParser.FunctionDefinitionContext functionDefinitionContext = parser.functionDefinition();
BogieLangBaseVisitor <object> visitor = new BogieLangBaseVisitor <object>();
visitor.Visit(functionDefinitionContext);
FunctionDefinition functionDefinition = FunctionDefinition.Compile(functionDefinitionContext);
functionEnvironment.FunctionDefinitions.Add("funcName", functionDefinition);
functionDefinition.Execute(functionEnvironment, variableEnvironment);
functionEnvironment.Clear();
variableEnvironment.DeclaredVariables = new Dictionary <string, BogieLangTypeInstance>()
{
{ "abc", new BogieLangTypeInstance()
{
BogieLangType = BogieLangType.INTEGER, Identifer = "abc", Value = 1
} },
{ "str", new BogieLangTypeInstance()
{
BogieLangType = BogieLangType.STRING, Identifer = "str", Value = "string"
} },
{ "lol", new BogieLangTypeInstance()
{
BogieLangType = BogieLangType.VOID, Identifer = "lol", Value = null
} }
};
txt = "void funcName(int abc,string str,void lol){}";
inputStream = new AntlrInputStream(txt);
lexer = new BogieLangLexer(inputStream);
commonTokenStream = new CommonTokenStream(lexer);
parser = new BogieLangParser(commonTokenStream);
functionDefinitionContext = parser.functionDefinition();
visitor = new BogieLangBaseVisitor <object>();
visitor.Visit(functionDefinitionContext);
functionDefinition = FunctionDefinition.Compile(functionDefinitionContext);
functionEnvironment.FunctionDefinitions.Add("funcName", functionDefinition);
functionDefinition.Execute(functionEnvironment, variableEnvironment);
txt = "int funcName(int abc,string str,bool b){int intvar" +
"\n intvar=123" +
"\nintvar=1" +
"\nreturn funcCall(b)" +
"\n}";
string txt2 = "\nint funcCall(bool b)" +
"\n{" +
"\nif(b)" +
"\n{" +
"\n return 100" +
"\n}" +
"\nreturn 0" +
"}";
inputStream = new AntlrInputStream(txt);
lexer = new BogieLangLexer(inputStream);
commonTokenStream = new CommonTokenStream(lexer);
parser = new BogieLangParser(commonTokenStream);
functionDefinitionContext = parser.functionDefinition();
visitor = new BogieLangBaseVisitor <object>();
visitor.Visit(functionDefinitionContext);
FunctionDefinition functionDefinition1 = FunctionDefinition.Compile(functionDefinitionContext);
inputStream = new AntlrInputStream(txt2);
lexer = new BogieLangLexer(inputStream);
commonTokenStream = new CommonTokenStream(lexer);
parser = new BogieLangParser(commonTokenStream);
functionDefinitionContext = parser.functionDefinition();
visitor = new BogieLangBaseVisitor <object>();
visitor.Visit(functionDefinitionContext);
FunctionDefinition functionDefinition2 = FunctionDefinition.Compile(functionDefinitionContext);
variableEnvironment.Clear();
functionEnvironment.Clear();
variableEnvironment.DeclaredVariables = new Dictionary <string, BogieLangTypeInstance>()
{
{ "abc", new BogieLangTypeInstance()
{
BogieLangType = BogieLangType.INTEGER, Identifer = "abc", Value = 1
} },
{ "str", new BogieLangTypeInstance()
{
BogieLangType = BogieLangType.STRING, Identifer = "str", Value = "string"
} },
{ "b", new BogieLangTypeInstance()
{
BogieLangType = BogieLangType.BOOL, Identifer = "b", Value = true
} }
};
functionEnvironment.DefineFunction("funcName", functionDefinition1);
functionEnvironment.DefineFunction("funcCall", functionDefinition2);
Assert.True((int)functionDefinition1.Execute(functionEnvironment, variableEnvironment) == 100);
}
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);
}