static void Main(string[] args)
{
// 用于演示集合操作的例子.
CollectionSample collectionSample = new CollectionSample();
// ArrayList
collectionSample.ArrayListSample();
// Hashtable
collectionSample.HashtableSample();
// Queue
collectionSample.QueueSample();
// SortedList
collectionSample.SortedListSample();
// Stack
collectionSample.StackSample();
GenericCollectionSample genericCollectionSample = new GenericCollectionSample();
// List<T>
genericCollectionSample.ListSample();
// Dictionary <T1,T2>
genericCollectionSample.DictionarySample();
// Queue<T>
genericCollectionSample.QueueSample();
// Stack<T>
genericCollectionSample.StackSample();
Console.ReadLine();
}
public void GetCustomer_ShouldThrowIndexOutOfRangeException()
{
// arrange
Customer[] customers = new Customer[2]
{
new Customer {
FirstName = "jhon", LastName = "ford"
},
new Customer()
{
FirstName = "jhon2", LastName = "ford2"
}
};
int index = 3;
Customer expectedResult = customers[1];
// act
Customer actualResult = CollectionSample.GetCustomer(customers, index);
// assert
Assert.AreEqual(expectedResult, actual: actualResult);
}
public void GetCustomer_ShouldGetSameCustomer()
{
// arrange
Customer[] customers = new Customer[2]
{
new Customer {
FirstName = "jhon", LastName = "ford"
},
new Customer()
{
FirstName = "jhon2", LastName = "ford2"
}
};
int index = 1;
Customer expectedResult = customers[index];
// act
Customer actualResult = CollectionSample.GetCustomer(customers, index);
// assert
Assert.IsInstanceOfType(actualResult, typeof(Customer));
Assert.AreEqual(expectedResult, actual: actualResult);
}
static void Main(string[] args)
{
//Collections sample
CollectionSample cse = new CollectionSample();
Console.WriteLine(cse.Factorial(5) + "\t" + cse.FactorialRecursion(5));
Dictionary <int, string> dic = cse.GetNameAndNumbers();
foreach (int key in dic.Keys)
{
Console.WriteLine(dic[key]);
}
Console.WriteLine("Please enter the number till which you want prime numbers");
List <int> pn = cse.GetPrimeNumbers(Convert.ToInt32(Console.ReadLine()));
foreach (int primeNumber in pn)
{
Console.WriteLine(primeNumber);
}
//Singleton sample
SingletonSample sgs = SingletonSample.CreateSingletonObject();
SingletonSample sgs1 = SingletonSample.CreateSingletonObject();
FileSamples fs1 = new FileSamples();
FileSamples fs2 = new FileSamples();
Console.WriteLine(sgs.GetHashCode() + "\t" + sgs1.GetHashCode());
Console.WriteLine(fs1.GetHashCode() + "\t" + fs2.GetHashCode());
//File Samples
FileSamples fs = new FileSamples();
fs.WriteTextToFile("C:\\Users\\v-mukri\\Desktop\\SampleFiles\\1.txt", "Hello");
fs.AppendToFile("C:\\Users\\v-mukri\\Desktop\\SampleFiles\\1.txt", "\nAppending");
string[] fileLines = fs.ReadAllLines("C:\\Users\\v-mukri\\Desktop\\SampleFiles\\1.txt");
string fileContent = fs.ReadAllText("C:\\Users\\v-mukri\\Desktop\\SampleFiles\\1.txt");
try
{
File.Copy("C:\\Users\\v-mukri\\Desktop\\SampleFiles\\1.txt", "C:\\Users\\v-mukri\\Desktop\\SampleFiles\\2.txt");
}
catch (System.IO.IOException e)
{
Console.WriteLine(e.GetType());
if (e.Message.Contains("already exists"))
{
Console.WriteLine("Please choose a different file name");
}
try
{
throw new ArithmeticException();
}
catch
{
Console.WriteLine("We have never dealt with this kind of exception, we are investigating into it, Arithmetic");
}
}
catch (Exception e)
{
Console.WriteLine("We have never dealt with this kind of exception, we are investigating into it");
}
finally
{
Console.WriteLine("Mandatory code to be executed");
}
File.Delete("C:\\Users\\v-mukri\\Desktop\\SampleFiles\\1.txt");
File.Delete("C:\\Users\\v-mukri\\Desktop\\SampleFiles\\1.txt");
foreach (string samplestring in fileLines)
{
Console.WriteLine(samplestring);
}
Console.WriteLine(fileContent);
Program p = new Program();
p.BaseClassMethod();
//Classes and Object
Fruit mango = new Fruit();
Console.WriteLine("Name:" + mango.name + "\tColor:" + mango.color + "\tTaste:" + mango.taste);
mango.name = "Mango";
mango.color = "Yello";
mango.taste = "sweet";
Console.WriteLine("Name:" + mango.name + "\tColor:" + mango.color + "\tTaste:" + mango.taste);
Fruit orange = new Fruit("Orange", "Soar", "Orange");
Console.WriteLine("Name:" + orange.name + "\tColor:" + orange.color + "\tTaste:" + orange.taste);
//Access specifiers
PPPInheritance ppp = new PPPInheritance();
PrivateAndProtected pnp = new PrivateAndProtected();
int a = pnp.publicVariabel;
//Method overloading
MethodOverLoading mol = new MethodOverLoading();
mol.Add(1, 2);
mol.Add(1, 2.3);
//Method overriding
MORSubClass mor = new MORSubClass();
mor.SuperClassMethod();
//Variables sample
VariableSamples vs = new VariableSamples();
vs.SampleMethod();
//Input reading
InputReading ir = new InputReading();
ir.ReadInteger();
//Operators sample
OperatorsSample os = new OperatorsSample();
os.Modulus(4, 3);
a = 10;
a %= 5;
Console.WriteLine(a);
Console.WriteLine(os.IfAGreaterThanB(1, 6));
Console.WriteLine(os.IfAEqualsB(1, 1));
int b = (1 == 2) ? 2 : 1;
Console.WriteLine(b);
b = (1 == 1) ? 2 : 1;
Console.WriteLine(b);
Console.WriteLine(Math.Floor(12.1));
Console.WriteLine(Math.Ceiling(12.1));
//String samples
StringSamples ss = new StringSamples();
string firstName = "John";
string lastName = "Doe";
string name = $"My full name is: {firstName} {lastName}";
Console.WriteLine(name);
//Condition samples
ConditionSample cs = new ConditionSample();
cs.Conditions();
//Loop samples
LoopSamples ls = new LoopSamples();
ls.Loop();
//Statci variable samples
Console.WriteLine("Static variable value is " + StcObjVariables.a);
StcObjVariables stcObj = new StcObjVariables(), stcObj1 = new StcObjVariables();
Console.WriteLine("Object1 variable value is " + stcObj.b);
Console.WriteLine("Object2 variable value is " + stcObj1.b);
stcObj.b = 10;
Console.WriteLine("Object1 variable value is " + stcObj.b);
Console.WriteLine("Object2 variable value is " + stcObj1.b);
stcObj.ContinueAndBreak();
//ArraySamples
new ArraySamples().ArraySamplesMethod();
//Method Samples
MethodSamples ms = new MethodSamples();
MethodSamples ms1 = new MethodSamples(2);
MethodSamples ms2 = new MethodSamples(1, 2);
int a1 = ms2.SimpleIntMethod();
string b1 = ms2.SimpleStringMethod("a");
int v = MethodSamples.SimpleAdd(1, 3);
ms2.MyMethod();
ms2.MyMethod("India");
}