public void GetNullDisplayText_ValidResource_ReturnsExpected()
{
var attribute = new DisplayFormatAttribute {
NullDisplayTextResourceType = typeof(FakeResourceType)
};
attribute.NullDisplayText = "Resource1";
Assert.Equal(FakeResourceType.Resource1, attribute.GetNullDisplayText());
// Changing target resource
attribute.NullDisplayText = "Resource2";
Assert.Equal(FakeResourceType.Resource2, attribute.GetNullDisplayText());
}
public void GetNullDisplayText_NullDisplayText_ReturnsNull(Type input)
{
var attribute = new DisplayFormatAttribute {
NullDisplayTextResourceType = input
};
Assert.Null(attribute.GetNullDisplayText());
}
public void GetNullDisplayText_WhenNullDisplayTextNotSet(Type input)
{
DisplayFormatAttribute attribute = new DisplayFormatAttribute();
attribute.NullDisplayTextResourceType = input;
Assert.Null(attribute.GetNullDisplayText());
}
public void NullDisplayText_WithResource()
{
DisplayFormatAttribute attribute = new DisplayFormatAttribute();
attribute.NullDisplayTextResourceType = typeof(FakeResourceType);
attribute.NullDisplayText = "Resource1";
Assert.Equal(FakeResourceType.Resource1, attribute.GetNullDisplayText());
// Changing target resource
attribute.NullDisplayText = "Resource2";
Assert.Equal(FakeResourceType.Resource2, attribute.GetNullDisplayText());
// Not existing resource in the resource type
attribute.NullDisplayText = "Resource3";
Assert.Throws <InvalidOperationException>(() => attribute.GetNullDisplayText());
}
public void GetNullDisplayText_InvalidResourceType_ThrowsInvalidOperationException(Type nullDisplayTextResourceType, string nullDisplayText)
{
var attribute = new DisplayFormatAttribute {
NullDisplayTextResourceType = nullDisplayTextResourceType
};
attribute.NullDisplayText = nullDisplayText;
Assert.Throws <InvalidOperationException>(() => attribute.GetNullDisplayText());
}
public void NullDisplayText_NotAResourceType()
{
DisplayFormatAttribute attribute = new DisplayFormatAttribute();
// Setting a type that is not a resource type
attribute.NullDisplayTextResourceType = typeof(string);
attribute.NullDisplayText = "foo";
Assert.Throws <InvalidOperationException>(() => attribute.GetNullDisplayText());
}
public void NullDisplayText_Set_GetReturnsExpected(string input)
{
var attribute = new DisplayFormatAttribute {
NullDisplayText = input
};
Assert.Equal(input, attribute.GetNullDisplayText());
// Set again, to cover the setter avoiding operations if the value is the same
attribute.NullDisplayText = input;
Assert.Equal(input, attribute.NullDisplayText);
}
public void NullDisplayText_Get_Set(string input)
{
DisplayFormatAttribute attribute = new DisplayFormatAttribute();
attribute.NullDisplayText = input;
Assert.Equal(input, attribute.NullDisplayText);
#if netcoreapp
Assert.NotNull(attribute.GetNullDisplayText());
#endif
// Set again, to cover the setter avoiding operations if the value is the same
attribute.NullDisplayText = input;
Assert.Equal(input, attribute.NullDisplayText);
}
