public void constructor_should_set_left_number()
{
// Given
var nbr = new Variable("a", new RealNumber(1));
// When
SUT = new Division(nbr, new Variable("b", new RealNumber(1)));
// Then
Assert.AreSame(nbr, SUT.LeftSide);
}
public void fullConstructor_should_set_the_number()
{
// Given
var nbr = new RealNumber(1);
// When
SUT = new Variable("a", nbr);
// Then
Assert.AreSame(nbr, SUT.Value);
}
public void constructor_should_set_number()
{
// Given
var nbr = new Variable("a", new RealNumber(1));
// When
SUT = new AbsoluteNumber(nbr);
// Then
Assert.AreSame(nbr, SUT.InnerValue);
}
public void fullConstructor_should_throw_if_value_is_null()
{
// Given
// When
// Then
var ex = Assert.Throws<ArgumentNullException>(
() => SUT = new Variable("a", null));
Assert.AreEqual("The value was null and that is not allowd\r\nParameter name: value", ex.Message);
}
public void fullConstructor_should_throw_if_designation_is_nnull()
{
// Given
// When
// Then
var ex =
Assert.Throws<ArgumentNullException>(
() => SUT = new Variable(null, new RealNumber(1)));
Assert.AreEqual("The designation was null, empty or just white space and that is not allowd\r\nParameter name: designation", ex.Message);
}
private static Variable createVariable(string text, Dictionary<string, Variable>variables)
{
var designation = Regex.Match(text, "^[a-ö]+").Value;
var value = getValue(text, variables);
var variable = new Variable(designation, value);
variables.Add(designation, variable);
var conditions = getConditions(text, variables, value, designation);
variable.SetConditions(conditions.ToArray());
return variable;
}
public void regenerate_should_not_set_new_value_that_does_not_match_conditions()
{
// Given
var rand = new RandomInteger(1, 4);
var leq = new LessThan(rand, new RealNumber(2));
SUT = new Variable("a", rand);
SUT.SetConditions(leq);
// When
SUT.Regenerate();
// Then
Assert.LessOrEqual(SUT.GetRealNumber().Value, 2.0);
}
public void regenerate_should_regenerate_value()
{
// Given
var nbr = new Mock<Number>();
SUT = new Variable("a", nbr.Object);
// When
SUT.Regenerate();
// Then
nbr.Verify(x => x.Regenerate(), Times.Once);
}
public void Teardown()
{
SUT = null;
}
public void Setup()
{
SUT = new Variable("a", new RealNumber(1));
}
public void setCondtions_should_throw_if_value_cant_match_conditions()
{
// Given
SUT = new Variable("a", new RandomInteger(3, 5));
// Then
var ex =
Assert.Throws<ArgumentException>(() => SUT.SetConditions(new LessThan(SUT.Value, new RealNumber(2))));
Assert.AreEqual("Value can't take a number that is accepted by the conditions\r\nParameter name: conditions", ex.Message);
}
public void fullConstructor_should_set_designation()
{
// When
SUT = new Variable("a", new RealNumber(1));
// Then
Assert.AreEqual("a", SUT.Designation);
}
public void constructor_should_set_right_number()
{
// Given
var nbr = new Variable("a", new RealNumber(1));
// When
SUT = new Subtraction(new Variable("b", new RealNumber(1)), nbr);
// Then
Assert.AreSame(nbr, SUT.RightSide);
}