public void EnumValueTest()
{
EnumValue <M.BooleanValues> onoffEnum = new EnumValue <M.BooleanValues>();
Assert.False(onoffEnum.HasValue);
Assert.Null(onoffEnum.InnerText);
Assert.Null(onoffEnum.ToString());
onoffEnum.InnerText = "error value";
Assert.False(onoffEnum.HasValue);
Assert.Equal("error value", onoffEnum.InnerText);
Assert.Equal("error value", onoffEnum.ToString());
onoffEnum.InnerText = string.Empty;
Assert.False(onoffEnum.HasValue);
Assert.Equal(string.Empty, onoffEnum.InnerText);
Assert.Equal(string.Empty, onoffEnum.ToString());
onoffEnum.InnerText = "on";
Assert.True(onoffEnum.HasValue);
Assert.Equal("on", onoffEnum.InnerText);
Assert.Equal(M.BooleanValues.On, onoffEnum.Value);
Assert.Equal(M.BooleanValues.On, (M.BooleanValues)onoffEnum);
Assert.Equal("on", onoffEnum.ToString());
var newEnum = new EnumValue <M.BooleanValues>(onoffEnum);
Assert.True(newEnum.HasValue);
newEnum.Value = M.BooleanValues.Off;
Assert.True(newEnum.HasValue);
Assert.Equal("off", newEnum.InnerText);
Assert.Equal(M.BooleanValues.Off, newEnum.Value);
Assert.Equal(M.BooleanValues.Off, (M.BooleanValues)newEnum);
Assert.Equal("off", newEnum.ToString());
// the onoffEnum should not be changed.
Assert.True(onoffEnum.HasValue);
Assert.Equal("on", onoffEnum.InnerText);
Assert.Equal(M.BooleanValues.On, onoffEnum.Value);
Assert.Equal(M.BooleanValues.On, (M.BooleanValues)onoffEnum);
Assert.Equal("on", onoffEnum.ToString());
// test special case - the enum can be empty string ""
var truefalseEmpty = new EnumValue <xvml.BooleanEntryWithBlankValues>(xvml.BooleanEntryWithBlankValues.Empty);
Assert.True(truefalseEmpty.HasValue);
Assert.Equal(string.Empty, truefalseEmpty.InnerText);
Assert.Equal(xvml.BooleanEntryWithBlankValues.Empty, truefalseEmpty.Value);
Assert.Equal(xvml.BooleanEntryWithBlankValues.Empty, (xvml.BooleanEntryWithBlankValues)truefalseEmpty);
Assert.Equal(string.Empty, truefalseEmpty.ToString());
truefalseEmpty = xvml.BooleanEntryWithBlankValues.T;
Assert.True(truefalseEmpty.HasValue);
Assert.Equal("t", truefalseEmpty.InnerText);
Assert.Equal(xvml.BooleanEntryWithBlankValues.T, truefalseEmpty.Value);
Assert.Equal(xvml.BooleanEntryWithBlankValues.T, (xvml.BooleanEntryWithBlankValues)truefalseEmpty);
Assert.Equal("t", truefalseEmpty.ToString());
truefalseEmpty.InnerText = string.Empty;
Assert.True(truefalseEmpty.HasValue);
Assert.Equal(string.Empty, truefalseEmpty.InnerText);
Assert.Equal(xvml.BooleanEntryWithBlankValues.Empty, truefalseEmpty.Value);
Assert.Equal(xvml.BooleanEntryWithBlankValues.Empty, (xvml.BooleanEntryWithBlankValues)truefalseEmpty);
Assert.Equal(string.Empty, truefalseEmpty.ToString());
// Clone constructor for EnumValue
HeaderFooterValues validValue0 = HeaderFooterValues.Default;
var objA = new EnumValue <HeaderFooterValues>(validValue0);
var objB = new EnumValue <HeaderFooterValues>(objA);
Assert.True(objA.HasValue);
Assert.True(objB.HasValue);
Assert.Equal("default", objA.InnerText);
Assert.Equal("default", objB.InnerText);
// Clone() for EnumValue.
objA = new EnumValue <HeaderFooterValues>(validValue0);
objB = (EnumValue <HeaderFooterValues>)objA.Clone();
Assert.True(objA.HasValue);
Assert.True(objB.HasValue);
Assert.Equal("default", objA.InnerText);
Assert.Equal("default", objB.InnerText);
}