public void Test_value_0_result_1()
{
int value = 0;
int valueResult = 1;
Assert.Equal(valueResult, NumberHandle.Factorial(value));
}
public void Test_value_1_negative_result_1()
{
int value = -1;
int valueResult = 1;
Assert.Equal(valueResult, NumberHandle.Factorial(value));
}
public void Test_value_6_result_720()
{
int value = 6;
int valueResult = 720;
Assert.Equal(valueResult, NumberHandle.Factorial(value));
}
public void Check_N_to_0()
{
string value = "N";
int valueResult = 0;
Assert.Equal(valueResult, NumberHandle.RomanToInt(value));
}
public void Check_MMXX_to_2020()
{
string value = "MMXX";
int valueResult = 2020;
Assert.Equal(valueResult, NumberHandle.RomanToInt(value));
}
public void Check_MMDXLI_to_2541()
{
string value = "MMDXLI";
int valueResult = 2541;
Assert.Equal(valueResult, NumberHandle.RomanToInt(value));
}
public void Check_MMMCMXCIX_to_3999()
{
string value = "MMMCMXCIX";
int valueResult = 3999;
Assert.Equal(valueResult, NumberHandle.RomanToInt(value));
}
public void Check_LOHTII_exception_for_lere_invalid()
{
string value = "LOHTII";
Assert.Throws <ArgumentException>(() => NumberHandle.RomanToInt(value));
}
public void Check_empt_exception()
{
string value = string.Empty;
Assert.Throws <ArgumentException>(() => NumberHandle.RomanToInt(value));
}
public void Check_MMMM_exception()
{
string value = "MMMM";
Assert.Throws <ArgumentException>(() => NumberHandle.RomanToInt(value));
}
