public void Works_with_int()
{
var sut = new FunctionManager(new ReadOnlyCollection<object>(new object[] { 1 }));
var e = sut.GetEnumerator();
IsTrue(e.MoveNext());
AreEqual(1, e.Current.Function());
IsFalse(e.MoveNext());
}
public void Works_with_action()
{
var x = 0;
var action = new Action(() => { x = 1; });
var sut = new FunctionManager(new ReadOnlyCollection<object>(new object[] { action }));
var e = sut.GetEnumerator();
IsTrue(e.MoveNext());
AreEqual(0, x);
e.Current.Function();
AreEqual(1, x);
IsFalse(e.MoveNext());
}
public void Works_with_2_functions_taking_1_parameter_where_stack_size_is_2()
{
var function1 = new Func<string, string>(x => "a" + x);
var function2 = new Func<string, string>(x => "b" + x);
var sut = new FunctionManager(new ReadOnlyCollection<object>(new object[] { function1, function2, "c" }), 2);
var e = sut.GetEnumerator();
IsTrue(e.MoveNext());
AreEqual("aaac", e.Current.Function());
IsTrue(e.MoveNext());
AreEqual("aabc", e.Current.Function());
IsTrue(e.MoveNext());
AreEqual("aac", e.Current.Function());
IsTrue(e.MoveNext());
AreEqual("abac", e.Current.Function());
IsTrue(e.MoveNext());
AreEqual("abbc", e.Current.Function());
IsTrue(e.MoveNext());
AreEqual("abc", e.Current.Function());
IsTrue(e.MoveNext());
AreEqual("ac", e.Current.Function());
IsTrue(e.MoveNext());
AreEqual("baac", e.Current.Function());
IsTrue(e.MoveNext());
AreEqual("babc", e.Current.Function());
IsTrue(e.MoveNext());
AreEqual("bac", e.Current.Function());
IsTrue(e.MoveNext());
AreEqual("bbac", e.Current.Function());
IsTrue(e.MoveNext());
AreEqual("bbbc", e.Current.Function());
IsTrue(e.MoveNext());
AreEqual("bbc", e.Current.Function());
IsTrue(e.MoveNext());
AreEqual("bc", e.Current.Function());
IsTrue(e.MoveNext());
AreEqual("c", e.Current.Function());
IsFalse(e.MoveNext());
}
public void Works_with_function_taking_1_parameter_and_two_matching_arguments_where_one_argument_is_another_function_and_stack_size_is_1()
{
var function1 = new Func<int, string>(x => x + "b");
var function2 = new Func<int>(() => 1);
var sut = new FunctionManager(new ReadOnlyCollection<object>(new object[] { function1, function2, 2 }), 1);
var e = sut.GetEnumerator();
IsTrue(e.MoveNext());
AreEqual("1b", e.Current.Function());
IsTrue(e.MoveNext());
AreEqual("2b", e.Current.Function());
IsTrue(e.MoveNext());
AreEqual(1, e.Current.Function());
IsTrue(e.MoveNext());
AreEqual(2, e.Current.Function());
IsFalse(e.MoveNext());
}
public void Works_with_function_taking_1_parameter_and_two_matching_arguments()
{
var function = new Func<int, string>(x => x + "b");
var sut = new FunctionManager(new ReadOnlyCollection<object>(new object[] { function, 1, 2 }));
var e = sut.GetEnumerator();
IsTrue(e.MoveNext());
AreEqual("1b", e.Current.Function());
IsTrue(e.MoveNext());
AreEqual("2b", e.Current.Function());
IsTrue(e.MoveNext());
AreEqual(1, e.Current.Function());
IsTrue(e.MoveNext());
AreEqual(2, e.Current.Function());
IsFalse(e.MoveNext());
}
public void Works_with_empty_arguments()
{
var sut = new FunctionManager(new ReadOnlyCollection<object>(new object[] { }));
var e = sut.GetEnumerator();
IsFalse(e.MoveNext());
}
public void Works_with_action_taking_1_parameter_and_two_matching_arguments()
{
var x = 0;
var action = new Action<int>(y => { x = y; });
var sut = new FunctionManager(new ReadOnlyCollection<object>(new object[] { action, 1, 2 }));
var e = sut.GetEnumerator();
IsTrue(e.MoveNext());
AreEqual(0, x);
e.Current.Function();
AreEqual(1, x);
IsTrue(e.MoveNext());
AreEqual(1, x);
e.Current.Function();
AreEqual(2, x);
IsTrue(e.MoveNext());
AreEqual(1, e.Current.Function());
IsTrue(e.MoveNext());
AreEqual(2, e.Current.Function());
IsFalse(e.MoveNext());
}
public void Works_with_action_taking_1_parameter_but_without_providing_any_matching_arguments()
{
var x = 0;
var action = new Action<int>(y => { x = y; });
var sut = new FunctionManager(new ReadOnlyCollection<object>(new object[] { action }));
var e = sut.GetEnumerator();
IsFalse(e.MoveNext());
}
public void Works_with_2_functions()
{
var function1 = new Func<int>(() => 1);
var function2 = new Func<int>(() => 2);
var sut = new FunctionManager(new ReadOnlyCollection<object>(new object[] { function1, function2 }));
var e = sut.GetEnumerator();
IsTrue(e.MoveNext());
AreEqual(1, e.Current.Function());
IsTrue(e.MoveNext());
AreEqual(2, e.Current.Function());
IsFalse(e.MoveNext());
}
