static void Main(string[] args) { "Testing DBEngine Package".title('='); WriteLine(); Write("\n --- Test DBElement<int,string> ---"); DBElement <int, string> elem1 = new DBElement <int, string>(); elem1.payload = "a payload"; Write(elem1.showElement <int, string>()); WriteLine(); DBElement <int, string> elem2 = new DBElement <int, string>("Darth Vader", "Evil Overlord"); elem2.payload = "The Empire strikes back!"; Write(elem2.showElement <int, string>()); WriteLine(); var elem3 = new DBElement <int, string>("Luke Skywalker", "Young HotShot"); elem3.children.AddRange(new List <int> { 1, 5, 23 }); elem3.payload = "X-Wing fighter in swamp - Oh oh!"; Write(elem3.showElement <int, string>()); WriteLine(); Write("\n --- Test DBEngine<int,DBElement<int,string>> ---"); int key = 0; Func <int> keyGen = () => { ++key; return(key); }; // anonymous function to generate keys DBEngine <int, DBElement <int, string> > db = new DBEngine <int, DBElement <int, string> >(); bool p1 = db.insert(keyGen(), elem1); bool p2 = db.insert(keyGen(), elem2); bool p3 = db.insert(keyGen(), elem3); if (p1 && p2 && p3) { Write("\n all inserts succeeded"); } else { Write("\n at least one insert failed"); } db.show <int, DBElement <int, string>, string>(); WriteLine(); Write("\n --- Test DBElement<string,List<string>> ---"); DBElement <string, List <string> > newelem1 = new DBElement <string, List <string> >(); newelem1.name = "newelem1"; newelem1.descr = "test new type"; newelem1.payload = new List <string> { "one", "two", "three" }; Write(newelem1.showElement <string, List <string> >()); WriteLine(); Write("\n --- Test DBElement<string,List<string>> ---"); DBElement <string, List <string> > newerelem1 = new DBElement <string, List <string> >(); newerelem1.name = "newerelem1"; newerelem1.descr = "better formatting"; newerelem1.payload = new List <string> { "alpha", "beta", "gamma" }; newerelem1.payload.Add("delta"); newerelem1.payload.Add("epsilon"); Write(newerelem1.showElement <string, List <string>, string>()); WriteLine(); DBElement <string, List <string> > newerelem2 = new DBElement <string, List <string> >(); newerelem2.name = "newerelem2"; newerelem2.descr = "better formatting"; newerelem1.children.AddRange(new[] { "first", "second" }); newerelem2.payload = new List <string> { "a", "b", "c" }; newerelem2.payload.Add("d"); newerelem2.payload.Add("e"); Write(newerelem2.showElement <string, List <string>, string>()); WriteLine(); Write("\n --- Test DBEngine<string,DBElement<string,List<string>>> ---"); int seed = 0; string skey = seed.ToString(); Func <string> skeyGen = () => { ++seed; skey = "string" + seed.ToString(); skey = skey.GetHashCode().ToString(); return(skey); }; DBEngine <string, DBElement <string, List <string> > > newdb = new DBEngine <string, DBElement <string, List <string> > >(); newdb.insert(skeyGen(), newerelem1); newdb.insert(skeyGen(), newerelem2); newdb.show <string, DBElement <string, List <string> >, List <string>, string>(); WriteLine(); "testing edits".title(); db.show <int, DBElement <int, string>, string>(); DBElement <int, string> editElement = new DBElement <int, string>(); db.getValue(1, out editElement); editElement.showElement <int, string>(); editElement.name = "editedName"; editElement.descr = "editedDescription"; db.show <int, DBElement <int, string>, string>(); WriteLine(); Write("\n\n"); "testing removal".title(); db.show <int, DBElement <int, string>, string>(); DBElement <int, string> pay = new DBElement <int, string>(); db.remove(1, out pay); Console.Write("\n\nRemoved element: {0}", pay.name); WriteLine(); newdb.show <string, DBElement <string, List <string> >, List <string>, string>(); db.show <int, DBElement <int, string>, string>(); Write("\n\n"); }
void TestR3() { //----------< Demonstrating adding and removing of elements >----------- "Demonstrating Requirement #3".title(); WriteLine(); "Adding <int, string> elements".title('-'); DBElement<int, string> elem = new DBElement<int, string>(); elem.name = "Element 1"; elem.descr = "Test Element (int, string)"; elem.timeStamp = DateTime.Now; elem.children.AddRange(new List<int> { 1, 2, 3 }); elem.payload = "Element 1's payload. (string)"; WriteLine(elem.showElement()); bool p1 = db.insert(1, elem); WriteLine(); DBElement<int, string> elem1 = new DBElement<int, string>(); elem1.name = "Element 2"; elem1.descr = "Again <int, string> but no children!"; elem1.timeStamp = DateTime.Now; elem1.children.Clear(); elem1.payload = "Element 2's payload. (string)"; WriteLine(elem1.showElement()); bool p2 = db.insert(2, elem1); WriteLine(); DBElement<int, string> elem2 = new DBElement<int, string>(); elem2.name = "Element 3"; elem2.descr = "Test Element <int, string>. Different timeStamp."; elem2.children.AddRange(new List<int> { 1, 2, 3 }); elem2.timeStamp = DateTime.UtcNow; elem2.payload = "Element 3's payload. (string)"; WriteLine(elem2.showElement()); WriteLine(); bool p3 = db.insert(3, elem2); "Adding <string, List<string>> elements".title('-'); DBElement<string, List<string>> newelem = new DBElement<string, List<string>>(); newelem.name = "New elem"; newelem.descr = "Element 4. <string, List<string>>"; newelem.timeStamp = DateTime.Now; newelem.children.AddRange(new List<string> { "one", "two", "three" }); newelem.payload = new List<string> { "one", "two", "three" }; Write(newelem.showElement<string, List<string>, string>()); bool p4 = dbLOS.insert("Four", newelem); Console.WriteLine("\n\nInserting elements... "); if (p1 && p2 && p3 && p4) Console.WriteLine("All inserts succeeded"); else Console.WriteLine("\n\nAt Least one insert failed"); "Database".title('-'); db.show<int, DBElement<int, string>, string>(); dbLOS.show<string, DBElement<string, List<string>>, List<string>, string>(); WriteLine(); "Removing elements".title(); DBElement<int, string> pay = new DBElement<int, string>(); db.remove(1, out pay); Console.Write("\n\nRemoved element: {0}", pay.name); WriteLine(); db.remove(2, out pay); Console.Write("\n\nRemoved element: {0}", pay.name); WriteLine(); db.remove(3, out pay); Console.Write("\n\nRemoved element: {0}", pay.name); WriteLine(); "Database".title(); db.show<int, DBElement<int, string>, string>(); dbLOS.show<string, DBElement<string, List<string>>, List<string>, string>(); WriteLine(); }