C# System.Collections.Generic.List.CopyTo方法代码示例

		private void AddUser()
		{
			string newUserName = txtNewUserUserName.Text;
			string newUserPassword1 = txtNewUserPassword1.Text;
			string newUserPassword2 = txtNewUserPassword2.Text;

			if (newUserPassword1 != newUserPassword2)
				throw new WebException(Resources.GalleryServerPro.Admin_Manage_Users_Passwords_Not_Matching_Error);

			// Step 1: Create the user account.

			string email = txtNewUserEmail.Text;
			if ((String.IsNullOrEmpty(email)) && (HelperFunctions.IsValidEmail(newUserName)))
			{
				// No email address was specified, but the user name happens to be in the form of an email address,
				// so let's set the email property to the user name
				email = newUserName;
			}

			// Create the user. Any number of exceptions may occur; we'll deal with them in a catch block in the calling method.
			Membership.CreateUser(newUserName, newUserPassword1, email);

			// Step 2: Add roles to user.
			System.Collections.Generic.List<string> selectedRoleNames = new System.Collections.Generic.List<string>();
			foreach (ListItem roleItem in cblAvailableRolesForNewUser.Items)
			{
				if (roleItem.Selected)
				{
					selectedRoleNames.Add(roleItem.Value);
				}
			}

			if (selectedRoleNames.Count == 0)
				throw new WebException(Resources.GalleryServerPro.Admin_Manage_Users_Create_User_No_Role_Selected_Msg);

			string[] roleNames = new string[selectedRoleNames.Count];
			selectedRoleNames.CopyTo(roleNames);
			Roles.AddUserToRoles(newUserName, roleNames);
		}

		private string[] GetSelectedRolesForNewUser()
		{
			//// Step 2: Add roles to user.
			System.Collections.Generic.List<string> selectedRoleNames = new System.Collections.Generic.List<string>();
			foreach (ListItem roleItem in cblAvailableRolesForNewUser.Items)
			{
				if (roleItem.Selected)
				{
					selectedRoleNames.Add(roleItem.Value);
				}
			}

			if (selectedRoleNames.Count == 0)
				throw new WebException(Resources.GalleryServerPro.Admin_Manage_Users_Create_User_No_Role_Selected_Msg);

			string[] roleNames = new string[selectedRoleNames.Count];
			selectedRoleNames.CopyTo(roleNames);

			return roleNames;
		}

        public void ListRNDTest()
        {
            var controlList = new System.Collections.Generic.List<int>();
            var testList = new MyList<int>();

            var r = new System.Random();
            for (int i = 0; i < 1000; i++)
            {
                var next = r.Next();
                controlList.Add(next);
                testList.Add(next);
                Assert.AreEqual(controlList.Count, testList.Count);
            }
            for (int i = 0; i < 1000; i++)
            {
                Assert.IsTrue(testList.IndexOf(controlList[i]) == i);
            }
            for (int i = 0; i < controlList.Count; i++)
            {
                if (r.Next() < int.MaxValue / 2)
                {
                    testList.RemoveAt(i);
                    controlList.RemoveAt(i);
                }
                else
                {
                    var newItem = r.Next();
                    testList.Insert(i, newItem);
                    controlList.Insert(i, newItem);
                }
            }
            Assert.AreEqual(controlList.Count, testList.Count);

            foreach (var itm in controlList){
                Assert.IsTrue(testList.Contains(itm));
            }
            for (int i = 0; i < controlList.Count / 2; i++ )
            {
                var e = controlList[i];
                controlList.Remove(e);
                testList.Remove(e);
            }
            int[] controllarray = new int[controlList.Count+1];
            int[] testArray = new int[testList.Count+1];
            controllarray[0] = r.Next();
            testArray[0] = controllarray[0];
            controlList.CopyTo(controllarray, 1);
            testList.CopyTo(testArray, 1);

            var q = from a in testArray
                    join b in controllarray on a equals b
                    select a;

            Assert.IsTrue(testArray.Length == controllarray.Length && q.Count() == controllarray.Length);
            controlList.Clear();
            testList.Clear();
            Assert.AreEqual(controlList.Count,testList.Count);
        }