public void Interpreter_GivenEquationSolve_5_ShouldPass()
{
//Arrange
var text = "2^(-3)";
var lexer = new CalcLexer(text);
var parser = new CalcParser(new CalcLexer(text));
var tree = parser.Parse();
var interpreter = new CalcInterpreter();
//Act
var result = interpreter.Interpret(tree);
//Assert
Assert.AreEqual(0.125, result);
}
public void Interpreter_GivenEquationSolve_3_ShouldPass()
{
//Arrange
var text = "2^4+9*6/7";
var lexer = new CalcLexer(text);
var parser = new CalcParser(new CalcLexer(text));
var tree = parser.Parse();
var interpreter = new CalcInterpreter();
//Act
var result = interpreter.Interpret(tree);
//Assert
Assert.GreaterOrEqual(result, 23.7);
}
public void Interpreter_GivenEquationSolve_13_ShouldPass()
{
//Arrange
var text = "!((1.3*4 >= 5/2) & (6^2 >= 7^2))";
var lexer = new CalcLexer(text);
var parser = new CalcParser(new CalcLexer(text));
var tree = parser.Parse();
var interpreter = new CalcInterpreter();
//Act
var result = interpreter.Interpret(tree);
//Assert
Assert.AreEqual(1, result);
}
public void Interpreter_GivenEquationSolve_1_ShouldPass()
{
//Arrange
var text = "8.23987456*0.3+9-2+45";
var lexer = new CalcLexer(text);
var parser = new CalcParser(new CalcLexer(text));
var tree = parser.Parse();
var interpreter = new CalcInterpreter();
//Act
var result = interpreter.Interpret(tree);
//Assert
Assert.AreEqual(54.471962368, result);
}
public void Interpreter_GivenEquationSolve_6_ShouldPass()
{
//Arrange
var text = "2^-(4+9*6/7)";
var lexer = new CalcLexer(text);
var parser = new CalcParser(new CalcLexer(text));
var tree = parser.Parse();
var interpreter = new CalcInterpreter();
//Act
var result = interpreter.Interpret(tree);
//Assert
Assert.AreEqual(0.0002976107554210143, result);
}