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TableTest.cs
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TableTest.cs
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using System.Linq;
using System;
using Microsoft.VisualStudio.TestTools.UnitTesting;
using DatabaseSimulator;
using System.Collections.Generic;
namespace DatabaseSimulatorTest;
[TestClass]
public class TableTest
{
Table<User> users = new Database().CreateTable(
new User(
firstName: "Lionel",
lastName: "Messi",
birthday: DateTime.Now,
email: "leomessi@goat.com"
)
);
User testSubject = new User(
firstName: "Ronaldinho",
lastName: "De Assis Moreira",
birthday: DateTime.Now,
email: "ronironi@goat.com"
);
[TestMethod]
public void Insert()
{
users.Insert(testSubject);
Assert.AreEqual(users.GetAll().Count, 2);
Assert.AreEqual(users.GetAll().Last().Record.FirstName, "Ronaldinho");
}
[TestMethod]
public void Find()
{
users.Insert(testSubject);
Assert.AreSame(users.Find(testSubject.ID).Record, testSubject);
}
[TestMethod]
public void FindAll()
{
User testSubject2 = new User(
firstName: "Jackie",
lastName: "Chan",
birthday: DateTime.Now,
email: "jackiechan@karate.ch"
);
User testSubject3 = new User(
firstName: "Bruce",
lastName: "Lee",
birthday: DateTime.Now,
email: "brucelee@kungfu.ch"
);
users.Insert(testSubject);
users.Insert(testSubject2);
users.Insert(testSubject3);
List<Guid> listOfIDs = new List<Guid>
{
testSubject.ID,
testSubject2.ID,
testSubject3.ID,
// - These two should not be found !
new Guid(),
Guid.NewGuid(),
};
QueryResult<Row<User>, Guid> queryResult = users.FindAll(listOfIDs);
Assert.IsTrue(queryResult.Found.Count == 3 && queryResult.NotFound.Count == 2);
}
[TestMethod]
public void FindWhere()
{
users.InsertAll(Mocks.users);
List<Row<User>> salvatores = users.FindWhere(user => user.LastName == "Salvatore");
List<Row<User>> mikaelsons = users.FindWhere(user => user.LastName == "Mikaelson");
Assert.AreEqual(mikaelsons.Count, 3);
Assert.AreEqual(salvatores.Count, 2);
}
[TestMethod]
public void FirstWhere()
{
users.InsertAll(Mocks.users);
Row<User> firstSalvatore = users.FirstWhere(user => user.LastName == "Salvatore");
Assert.AreEqual(firstSalvatore.Record.LastName, "Salvatore");
}
[TestMethod]
public void UpdateAll()
{
users.InsertAll(Mocks.users);
List<Row<User>> salvatores = users.FindWhere(user => user.LastName == "Salvatore");
List<Guid> salvatoreIDs = salvatores.Select(row => row.ID).ToList();
users.UpdateAll(
salvatoreIDs,
user => user.Email = user.Email.Replace("mfalls", "virginia")
);
Assert.IsTrue(salvatores.All(row => row.Record.Email.Contains("virginia")));
}
[TestMethod]
public void UpdateWhere()
{
users.InsertAll(Mocks.users);
users.UpdateWhere(user => user.LastName == "Mikaelson", user => user.LastName = "Michels");
Assert.IsTrue(
users.FindWhere(user => user.LastName == "Michels").Count == 3
&& users.FindWhere(user => user.LastName == "Mikaelson").Count == 0
);
}
[TestMethod]
public void Remove()
{
// Table initial row count is 1, will be two after following insertion
users.Insert(testSubject);
users.Remove(testSubject.ID);
Assert.AreEqual(users.GetAll().Count, 1);
Assert.AreNotSame(users.GetAll().First().Record, testSubject);
}
[TestMethod]
public void RemoveWhere()
{
users.InsertAll(Mocks.users);
int initialCount = users.Count;
// There are 2 salvatores see Mocks
List<Row<User>> salvatores = users.FindWhere(user => user.LastName == "Salvatore");
Assert.AreEqual(salvatores.Count, 2);
users.RemoveWhere(user => user.LastName == "Salvatore");
Assert.AreEqual(users.Count, initialCount - salvatores.Count);
}
}