public static void CreateInstance()
{
// Passing null args is equivalent to an empty array of args.
Choice1 c = (Choice1)(Activator.CreateInstance(typeof(Choice1), null));
Assert.Equal(1, c.I);
c = (Choice1)(Activator.CreateInstance(typeof(Choice1), new object[] { }));
Assert.Equal(1, c.I);
c = (Choice1)(Activator.CreateInstance(typeof(Choice1), new object[] { 42 }));
Assert.Equal(2, c.I);
c = (Choice1)(Activator.CreateInstance(typeof(Choice1), new object[] { "Hello" }));
Assert.Equal(3, c.I);
c = (Choice1)(Activator.CreateInstance(typeof(Choice1), new object[] { 5.1, "Hello" }));
Assert.Equal(4, c.I);
Activator.CreateInstance(typeof(StructTypeWithoutReflectionMetadata));
StructWithPublicDefaultConstructor s = (StructWithPublicDefaultConstructor)Activator.CreateInstance(typeof(StructWithPublicDefaultConstructor));
Assert.True(s.ConstructorInvoked);
}
#pragma warning disable SA1129
public ClassWithOptionalArgsCtorWithStructs(
DateTime dateTime = new DateTime(),
DateTime dateTimeDefault = default(DateTime),
TimeSpan timeSpan = new TimeSpan(),
TimeSpan timeSpanDefault = default(TimeSpan),
DateTimeOffset dateTimeOffset = new DateTimeOffset(),
DateTimeOffset dateTimeOffsetDefault = default(DateTimeOffset),
Guid guid = new Guid(),
Guid guidDefault = default(Guid),
CustomStruct customStruct = new CustomStruct(),
CustomStruct customStructDefault = default(CustomStruct),
ConsoleColor?color = ConsoleColor.DarkGreen,
ConsoleColor?colorNull = null,
int?integer = 12,
int?integerNull = null,
StructWithPublicDefaultConstructor structWithConstructor = default
)
#pragma warning restore SA1129
{
Color = color;
ColorNull = colorNull;
Integer = integer;
IntegerNull = integerNull;
StructWithConstructor = structWithConstructor;
}
