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DatabaseTest.cs
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DatabaseTest.cs
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using System.Linq;
using System;
using Microsoft.VisualStudio.TestTools.UnitTesting;
using DatabaseSimulator;
using DatabaseSimulator.Exceptions;
namespace DatabaseSimulatorTest;
[TestClass]
public class DatabaseTest
{
private readonly Database Database = new();
private readonly User testSubject =
new(
firstName: "Lionel",
lastName: "Messi",
birthday: DateTime.Now,
email: "leomessi@goat.com"
);
[TestMethod]
public void GetTable()
{
Database.CreateTable(testSubject);
Table<User> justAddedTable = Database.GetTable<User>();
Assert.AreSame(justAddedTable.GetAll().First().Record, testSubject);
}
[TestMethod]
public void ReadCreateAndRemoveTable()
{
// Makes sure there is no User Table
Assert.ThrowsException<InexistantTableException>(() => Database.GetTable<User>());
// Adds User Table With testSubject as first record
Database.CreateTable(testSubject);
// Get newly added table from the database
Table<User> justAddedTable = Database.GetTable<User>();
// Makes sure Row has been added !
Assert.AreSame(justAddedTable.GetAll().First().Record, testSubject);
Database.Remove<User>();
// Makes sure there is no User Table ANYMORE
Assert.ThrowsException<InexistantTableException>(() => Database.GetTable<User>());
}
[TestMethod]
public void UpdateTable()
{
User user = testSubject;
Database.CreateTable(user);
Table<User> userTable = Database.GetTable<User>();
Database.Update<User, DummyUser>();
Table<DummyUser> dummyUserTable = Database.GetTable<DummyUser>();
Row<DummyUser> dummyUser = dummyUserTable.GetAll().First();
Assert.IsTrue(
user.ID == dummyUser.ID
&& user.FirstName == dummyUser.Record.FirstName
&& user.Email == dummyUser.Record.Email
&& user.Birthday.Equals(dummyUser.Record.Birthday)
);
Assert.ThrowsException<InexistantPropertyException>(
() => dummyUser.Update("LastName", "Messi")
);
}
}