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using System;
using System.Linq;
using System.Threading.Tasks;
using DevHive.Data.Models;
using DevHive.Data.Repositories;
using Microsoft.EntityFrameworkCore;
using NUnit.Framework;
namespace DevHive.Data.Tests
{
[TestFixture]
public class LenguageRepositoryTests
{
private const string LANGUAGE_NAME = "Language test name";
protected DevHiveContext Context { get; set; }
protected LanguageRepository LanguageRepository { get; set; }
#region Setups
[SetUp]
public void Setup()
{
var optionsBuilder = new DbContextOptionsBuilder<DevHiveContext>()
.UseInMemoryDatabase(databaseName: "DevHive_Test_Database");
this.Context = new DevHiveContext(optionsBuilder.Options);
LanguageRepository = new LanguageRepository(Context);
}
[TearDown]
public void TearDown()
{
this.Context.Database.EnsureDeleted();
}
#endregion
#region GetByNameAsync
[Test]
public async Task GetByNameAsync_ReturnsTheCorrectLanguage_IfItExists()
{
await AddEntity();
Language language = this.Context.Languages.Where(x => x.Name == LANGUAGE_NAME).ToList().FirstOrDefault();
Language languageResult = await this.LanguageRepository.GetByNameAsync(LANGUAGE_NAME);
Assert.AreEqual(language.Id, languageResult.Id);
}
[Test]
public async Task GetByNameAsync_ReturnsNull_IfTechnologyDoesNotExists()
{
Language languageResult = await this.LanguageRepository.GetByNameAsync(LANGUAGE_NAME);
Assert.IsNull(languageResult);
}
#endregion
#region DoesLanguageExistAsync
[Test]
public async Task DoesLanguageExist_ReturnsTrue_IfIdExists()
{
await AddEntity();
Language language = this.Context.Languages.Where(x => x.Name == LANGUAGE_NAME).ToList().FirstOrDefault();
Guid id = language.Id;
bool result = await this.LanguageRepository.DoesLanguageExistAsync(id);
Assert.IsTrue(result, "DoesLanguageExistAsync returns flase when language exists");
}
[Test]
public async Task DoesLanguageExist_ReturnsFalse_IfIdDoesNotExists()
{
Guid id = Guid.NewGuid();
bool result = await this.LanguageRepository.DoesLanguageExistAsync(id);
Assert.IsFalse(result, "DoesLanguageExistAsync returns true when language does not exist");
}
#endregion
#region DoesTechnologyNameExistAsync
[Test]
public async Task DoesLanguageNameExist_ReturnsTrue_IfLanguageExists()
{
await AddEntity();
bool result = await this.LanguageRepository.DoesLanguageNameExistAsync(LANGUAGE_NAME);
Assert.IsTrue(result, "DoesLanguageNameExists returns true when language name does not exist");
}
[Test]
public async Task DoesLanguageNameExist_ReturnsFalse_IfLanguageDoesNotExists()
{
bool result = await this.LanguageRepository.DoesLanguageNameExistAsync(LANGUAGE_NAME);
Assert.False(result, "DoesTechnologyNameExistAsync returns true when language name does not exist");
}
#endregion
#region HelperMethods
private async Task AddEntity(string name = LANGUAGE_NAME)
{
Language language = new Language
{
Name = name
};
await this.LanguageRepository.AddAsync(language);
}
#endregion
}
}
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