public void CreateValid_ReturnsOk()
{
//Arrange
RationNumber value = new RationNumber(10, 2);
//Assert
Assert.NotNull(value);
}
public void OperatorEquals_NullAndNotNull_ReturnsException()
{
//Arrange
RationNumber valueA = null;
RationNumber valueB = new RationNumber(11, 2);
//Act
//Assert
Assert.Throws <NullReferenceException>(() => valueA == valueB);
}
public void N10D3ConvertToInt_Returns3()
{
//Arrange
RationNumber valueA = new RationNumber(10, 3);
//Act
var result = (float)valueA;
//Assert
Assert.Equal(expected: (int)(10 / 3), result);
}
public void N2D3Decrement_ReturnsN1D2()
{
//Arrange
RationNumber valueA = new RationNumber(2, 3);
//Act
var result = valueA--;
//Assert
Assert.Equal(expected: new RationNumber(1, 2), result);
}
public void OperatorEquals_Nulls_ReturnsTrue()
{
//Arrange
RationNumber valueA = null;
RationNumber valueB = null;
//Act
bool result = valueA == valueB;
//Assert
Assert.True(result);
}
public void N10D2DTakingRemainderN4D2_ReturnsN16D16()
{
//Arrange
RationNumber valueA = new RationNumber(10, 2);
RationNumber valueB = new RationNumber(4, 2);
//Act
var result = valueA % valueB;
//Assert
Assert.Equal(expected: new RationNumber(16, 16), result);
}
public void Equals_ReturnsFalse()
{
//Arrange
RationNumber valueA = new RationNumber(10, 2);
RationNumber valueB = new RationNumber(11, 2);
//Act
bool result = valueA.Equals(valueB);
//Assert
Assert.False(result);
}
public void N2D3DivisionN4D5_ReturnsN10D12()
{
//Arrange
RationNumber valueA = new RationNumber(2, 3);
RationNumber valueB = new RationNumber(4, 5);
//Act
var result = valueA / valueB;
//Assert
Assert.Equal(expected: new RationNumber(10, 12), result);
}
public void OperatorNotEquals_NotNulls_ReturnsTrue()
{
//Arrange
RationNumber valueA = new RationNumber(11, 2);
RationNumber valueB = new RationNumber(12, 2);
//Act
bool result = valueA != valueB;
//Assert
Assert.True(result);
}
public void N1D3LessOrEqualN1D3_ReturnsTrue()
{
//Arrange
RationNumber valueA = new RationNumber(1, 3);
RationNumber valueB = new RationNumber(1, 3);
//Act
bool result = valueA <= valueB;
//Assert
Assert.True(result);
}
public void N1D2GreaterOrEqualN1D2_ReturnsTrue()
{
//Arrange
RationNumber valueA = new RationNumber(1, 2);
RationNumber valueB = new RationNumber(1, 2);
//Act
bool result = valueA >= valueB;
//Assert
Assert.True(result);
}
public void N1D3LessN1D3_ReturnsFalse()
{
//Arrange
RationNumber valueA = new RationNumber(1, 3);
RationNumber valueB = new RationNumber(1, 3);
//Act
bool result = valueA < valueB;
//Assert
Assert.False(result);
}
public void N1D2GreaterN1D2_ReturnsFalse()
{
//Arrange
RationNumber valueA = new RationNumber(1, 2);
RationNumber valueB = new RationNumber(1, 2);
//Act
bool result = valueA > valueB;
//Assert
Assert.False(result);
}
public void N1D3MinusN1D4_ReturnsN1D12()
{
//Arrange
RationNumber valueA = new RationNumber(1, 3);
RationNumber valueB = new RationNumber(1, 4);
//Act
var result = valueA - valueB;
//Assert
Assert.Equal(expected: new RationNumber(1, 12), result);
}
public void N1D2MinusN1D2_ReturnsN0D2()
{
//Arrange
RationNumber valueA = new RationNumber(1, 2);
RationNumber valueB = new RationNumber(1, 2);
//Act
var result = valueA - valueB;
//Assert
Assert.Equal(expected: new RationNumber(0, 2), result);
}
public void N1D2MultiplicationN4D5_ReturnsN4D10()
{
//Arrange
RationNumber valueA = new RationNumber(1, 2);
RationNumber valueB = new RationNumber(4, 5);
//Act
var result = valueA * valueB;
//Assert
Assert.Equal(expected: new RationNumber(4, 10), result);
}
public void OperatorEquals_NotNullAndNull_ReturnsFalse()
{
//Arrange
RationNumber valueA = new RationNumber(11, 2);
RationNumber valueB = null;
//Act
bool result = valueA == valueB;
//Assert
Assert.False(result);
}
public void OperatorNotEquals_ReturnsFalse()
{
//Arrange
RationNumber valueA = new RationNumber(10, 2);
RationNumber valueB = new RationNumber(10, 2);
//Act
bool result = valueA != valueB;
//Assert
Assert.False(result);
}