public void TestSelect() { FVList <int> one = new FVList <int>(3); FVList <int> two = one.Clone().Add(2); FVList <int> thr = two.Clone().Add(1); ExpectList(thr, 1, 2, 3); ExpectList(one.Select(delegate(int i) { return(i + 1); }), 4); ExpectList(two.Select(delegate(int i) { return(i + 1); }), 3, 4); ExpectList(thr.Select(delegate(int i) { return(i + 1); }), 2, 3, 4); ExpectList(two.Select(delegate(int i) { return(i == 3 ? 3 : 0); }), 0, 3); ExpectList(thr.Select(delegate(int i) { return(i == 3 ? 3 : 0); }), 0, 0, 3); ExpectList(thr.Select(delegate(int i) { return(i == 1 ? 0 : i); }), 0, 2, 3); Assert.That(one.SmartSelect(delegate(int i) { return(i); }) == one); Assert.That(two.SmartSelect(delegate(int i) { return(i); }) == two); Assert.That(thr.SmartSelect(delegate(int i) { return(i); }) == thr); ExpectList(one.SmartSelect(delegate(int i) { return(i + 1); }), 4); ExpectList(two.SmartSelect(delegate(int i) { return(i + 1); }), 3, 4); ExpectList(thr.SmartSelect(delegate(int i) { return(i + 1); }), 2, 3, 4); ExpectList(two.SmartSelect(delegate(int i) { return(i == 3 ? 3 : 0); }), 0, 3); ExpectList(thr.SmartSelect(delegate(int i) { return(i == 3 ? 3 : 0); }), 0, 0, 3); ExpectList(thr.SmartSelect(delegate(int i) { return(i == 1 ? 0 : i); }), 0, 2, 3); Assert.That(thr.SmartSelect(delegate(int i) { return(i == 1 ? 0 : i); }).WithoutFirst(1) == two); }
public void TestWhere() { FVList <int> one = new FVList <int>(3); FVList <int> two = one.Clone().Add(2); FVList <int> thr = two.Clone().Add(1); ExpectList(one.Where(delegate(int i) { return(false); })); ExpectList(two.Where(delegate(int i) { return(false); })); ExpectList(thr.Where(delegate(int i) { return(false); })); Assert.That(one.Where(delegate(int i) { return(true); }) == one); Assert.That(two.Where(delegate(int i) { return(true); }) == two); Assert.That(thr.Where(delegate(int i) { return(true); }) == thr); Assert.That(two.Where(delegate(int i) { return(i == 3); }) == one); Assert.That(thr.Where(delegate(int i) { return(i == 3); }) == one); Assert.That(thr.Where(delegate(int i) { return(i > 1); }) == two); ExpectList(two.Where(delegate(int i) { return(i == 2); }), 2); ExpectList(thr.Where(delegate(int i) { return(i == 2); }), 2); }