public void Should_initialize_instance(decimal value)
{
var actual = new GBP(value);
Assert.IsAssignableFrom <GBP>(actual);
Assert.AreEqual(value, actual.Value, nameof(actual.Value));
}
public void Should_compare_with_null_instance(decimal value)
{
var instance = new GBP(value);
Assert.IsFalse(instance.Equals(null), "Equals");
Assert.AreEqual(1, instance.CompareTo(null), "CompareTo");
}
public void Should_throw_exception_on_division_by_zero(decimal value)
{
var instance = new GBP(value);
Assert.Throws <DivideByZeroException>(() => {
var unused = instance / 0;
});
}
public void Should_cast_to_decimal(decimal value)
{
var instance = new GBP(value);
var actual = (decimal)instance;
Assert.AreEqual(value, actual);
}
public void Should_cast_from_decimal(decimal value)
{
var expected = new GBP(value);
var actual = (GBP)value;
Assert.AreEqual(expected, actual);
}
public void Should_compare_with_another_type_of_instance(decimal value)
{
var instance1 = new GBP(value);
object instance2 = value;
Assert.IsFalse(instance1.Equals(instance2), "Equals");
Assert.Throws <ArgumentException>(() => instance1.CompareTo(instance2), "CompareTo");
}
public void Should_round_value_withDigit(double value, double expectedValue)
{
var expected = new GBP((decimal)expectedValue);
var instance = new GBP((decimal)value);
var actual = instance.Round(1);
Assert.AreEqual(expected, actual);
}
public void Should_own_a_HashCode(decimal value)
{
var expected = value.GetHashCode();
var instance = new GBP(value);
var actual = instance.GetHashCode();
Assert.AreEqual(expected, actual);
}
public void Should_floor_value(double value, double expectedValue)
{
var expected = new GBP((decimal)expectedValue);
var instance = new GBP((decimal)value);
var actual = instance.Floor();
Assert.AreEqual(expected, actual);
}
public void Should_format_string(string format, string mask)
{
var expected = string.Format(Consts.CultureEnUS, mask, 1.7578m);
var instance = new GBP(1.7578m);
var actual = instance.ToString(format, Consts.CultureEnUS);
Assert.AreEqual(expected, actual);
}
public void Should_roundvalue_withMode(MidpointRounding mode, double value, double expectedValue)
{
var expected = new GBP((decimal)expectedValue);
var instance = new GBP((decimal)value);
var actual = instance.Round(mode);
Assert.AreEqual(expected, actual);
}
public void Should_convert_to_string(decimal value)
{
var expected = $"£ {value:0.00}";
var instance = new GBP(value);
var actual = instance.ToString();
Assert.AreEqual(expected, actual);
}
public void Should_divide_instance_by_decimal(double leftValue, double rightValue, double expectedValue)
{
var expected = new GBP((decimal)expectedValue);
var instance = new GBP((decimal)leftValue);
var actual = instance / (decimal)rightValue;
Assert.AreEqual(expected, actual);
}
public void Should_multiply_decimal_by_instance(double leftValue, double rightValue, double expectedValue)
{
var expected = new GBP((decimal)expectedValue);
var instance = new GBP((decimal)rightValue);
var actual = (decimal)leftValue * instance;
Assert.AreEqual(expected, actual);
}
public void Should_subtract_two_instances(double leftValue, double rightValue, double expectedValue)
{
var expected = new GBP((decimal)expectedValue);
var leftInstance = new GBP((decimal)leftValue);
var rightInstance = new GBP((decimal)rightValue);
var actual = leftInstance - rightInstance;
Assert.AreEqual(expected, actual);
}
public void Should_compare_with_same_value(decimal value)
{
var baseInstance = new GBP(value);
var otherInstance = new GBP(value);
Assert.IsTrue(baseInstance.Equals(otherInstance), "Equals");
Assert.IsTrue(baseInstance.Equals((object)otherInstance), "Equals object");
Assert.IsTrue(baseInstance == otherInstance, "==");
Assert.IsFalse(baseInstance != otherInstance, "!=");
Assert.AreEqual(0, baseInstance.CompareTo(otherInstance), "CompareTo");
Assert.AreEqual(0, baseInstance.CompareTo((object)otherInstance), "CompareTo object");
Assert.IsFalse(baseInstance < otherInstance, "<");
Assert.IsFalse(baseInstance > otherInstance, ">");
Assert.IsTrue(baseInstance <= otherInstance, "<=");
Assert.IsTrue(baseInstance >= otherInstance, ">=");
}
public void Should_compare_with_smaller_value(double baseValue, double smallerValue)
{
var baseInstance = new GBP((decimal)baseValue);
var smallerInstance = new GBP((decimal)smallerValue);
Assert.IsFalse(baseInstance.Equals(smallerInstance), "Equals");
Assert.IsFalse(baseInstance.Equals((object)smallerInstance), "Equals object");
Assert.IsFalse(baseInstance == smallerInstance, "==");
Assert.IsTrue(baseInstance != smallerInstance, "!=");
Assert.AreEqual(+1, baseInstance.CompareTo(smallerInstance), "CompareTo");
Assert.AreEqual(+1, baseInstance.CompareTo((object)smallerInstance), "CompareTo object");
Assert.IsFalse(baseInstance < smallerInstance, "<");
Assert.IsTrue(baseInstance > smallerInstance, ">");
Assert.IsFalse(baseInstance <= smallerInstance, "<=");
Assert.IsTrue(baseInstance >= smallerInstance, ">=");
}
public void Should_compare_with_bigger_value(double baseValue, double biggerValue)
{
var baseInstance = new GBP((decimal)baseValue);
var biggerInstance = new GBP((decimal)biggerValue);
Assert.IsFalse(baseInstance.Equals(biggerInstance), "Equals");
Assert.IsFalse(baseInstance.Equals((object)biggerInstance), "Equals object");
Assert.IsFalse(baseInstance == biggerInstance, "==");
Assert.IsTrue(baseInstance != biggerInstance, "!=");
Assert.AreEqual(-1, baseInstance.CompareTo(biggerInstance), "CompareTo");
Assert.AreEqual(-1, baseInstance.CompareTo((object)biggerInstance), "CompareTo object");
Assert.IsTrue(baseInstance < biggerInstance, "<");
Assert.IsFalse(baseInstance > biggerInstance, ">");
Assert.IsTrue(baseInstance <= biggerInstance, "<=");
Assert.IsFalse(baseInstance >= biggerInstance, ">=");
}
public void Add(GBP gbp)
{
_context.GBPs.Add(gbp);
}
public void Should_have_a_symbol(decimal value)
{
ICurrency actual = new GBP(value);
Assert.AreEqual(GBP.Symbol, actual.Symbol);
}
