From f61da9c07ff37cb350528e255539b4ec11181bde Mon Sep 17 00:00:00 2001
From: Danail Dimitrov <danaildimitrov321@gmail.com>
Date: Tue, 26 Jan 2021 15:49:38 +0200
Subject: Adding User Repository Tests

---
 .../DevHive.Data.Tests/LenguageRepository.Tests.cs | 107 ++++++++++++++++++++-
 1 file changed, 106 insertions(+), 1 deletion(-)

(limited to 'src/DevHive.Tests/DevHive.Data.Tests/LenguageRepository.Tests.cs')

diff --git a/src/DevHive.Tests/DevHive.Data.Tests/LenguageRepository.Tests.cs b/src/DevHive.Tests/DevHive.Data.Tests/LenguageRepository.Tests.cs
index aefeddd..f02a1e4 100644
--- a/src/DevHive.Tests/DevHive.Data.Tests/LenguageRepository.Tests.cs
+++ b/src/DevHive.Tests/DevHive.Data.Tests/LenguageRepository.Tests.cs
@@ -1,4 +1,9 @@
 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
@@ -6,6 +11,106 @@ namespace DevHive.Data.Tests
 	[TestFixture]
 	public class LenguageRepositoryTests
 	{
-		// pending repo refactoring
+		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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