add unit tests

AB-API.sln

@@ -11,13 +11,17 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "AB.Services", "AB.Services\
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "AB.Contracts", "AB.Contracts\AB.Contracts.csproj", "{9319695E-2237-49E2-80CD-761F53364421}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "AB.Services.Abstractions", "AB.Services.Abstractions\AB.Services.Abstractions.csproj", "{4E3D1E97-AD83-4F66-825E-105441AF4E15}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "AB.Services.Abstractions", "AB.Services.Abstractions\AB.Services.Abstractions.csproj", "{4E3D1E97-AD83-4F66-825E-105441AF4E15}"
 EndProject
 Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Infrastructure", "Infrastructure", "{AD8DD52C-57EC-455A-9A8D-E50009FCE608}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "AB.Persistence", "AB.Persistence\AB.Persistence.csproj", "{BF2F36D4-6EF4-43AB-840F-0336EB1723EC}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "AB.Persistence", "AB.Persistence\AB.Persistence.csproj", "{BF2F36D4-6EF4-43AB-840F-0336EB1723EC}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "AB.API", "AB.API\AB.API.csproj", "{7595A349-8990-467D-8122-8E79931359DC}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "AB.API", "AB.API\AB.API.csproj", "{7595A349-8990-467D-8122-8E79931359DC}"
+EndProject
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "Tests", "Tests", "{82B06293-18B6-44FF-9D74-18DE555BE86A}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "AB.Tests", "AB.Tests\AB.Tests.csproj", "{8FF5BC04-5978-4240-BD91-A65524C35681}"
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
@@ -53,6 +57,10 @@ Global
 		{7595A349-8990-467D-8122-8E79931359DC}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{7595A349-8990-467D-8122-8E79931359DC}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{7595A349-8990-467D-8122-8E79931359DC}.Release|Any CPU.Build.0 = Release|Any CPU
+		{8FF5BC04-5978-4240-BD91-A65524C35681}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{8FF5BC04-5978-4240-BD91-A65524C35681}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{8FF5BC04-5978-4240-BD91-A65524C35681}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{8FF5BC04-5978-4240-BD91-A65524C35681}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
@@ -60,6 +68,7 @@ Global
 	GlobalSection(NestedProjects) = preSolution
 		{BF2F36D4-6EF4-43AB-840F-0336EB1723EC} = {AD8DD52C-57EC-455A-9A8D-E50009FCE608}
 		{7595A349-8990-467D-8122-8E79931359DC} = {AD8DD52C-57EC-455A-9A8D-E50009FCE608}
+		{8FF5BC04-5978-4240-BD91-A65524C35681} = {82B06293-18B6-44FF-9D74-18DE555BE86A}
 	EndGlobalSection
 	GlobalSection(ExtensibilityGlobals) = postSolution
 		SolutionGuid = {C7D1722E-5C50-4F16-BA7D-79977DD1D621}

AB.Tests/AB.Tests.csproj

@@ -0,0 +1,31 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net6.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+
+    <IsPackable>false</IsPackable>
+    <IsTestProject>true</IsTestProject>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="FluentAssertions" Version="6.11.0" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.5.0" />
+    <PackageReference Include="Moq" Version="4.18.4" />
+    <PackageReference Include="xunit" Version="2.4.2" />
+    <PackageReference Include="xunit.runner.visualstudio" Version="2.4.5">
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+      <PrivateAssets>all</PrivateAssets>
+    </PackageReference>
+    <PackageReference Include="coverlet.collector" Version="3.2.0">
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+      <PrivateAssets>all</PrivateAssets>
+    </PackageReference>
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\AB.Services\AB.Services.csproj" />
+  </ItemGroup>
+
+</Project>

AB.Tests/CustomerTests.cs

@@ -0,0 +1,105 @@
+using AB.Contracts;
+using AB.Domain.Entities;
+using AB.Domain.Exceptions;
+using AB.Domain.Repositories;
+using AB.Services;
+
+namespace AB.Tests
+{
+    public class CustomerTests
+    {
+
+        private readonly Mock<IUnitOfWork> _unitOfWorkMock = new Mock<IUnitOfWork>();
+
+        private readonly Mock<ICustomerRepository> _customerRepositoryMock = new Mock<ICustomerRepository>();
+
+        [Fact]
+        public async void TestCreateCustomer_Sucess()
+        {
+            var customerService = new CustomerService(_customerRepositoryMock.Object, _unitOfWorkMock.Object);
+
+            var customerForCreationDto = new CustomerForCreationDto
+            {
+                Salutaion = "Firma",
+                Name1 = "Arik Meyer",
+                Email = "test@test.de",
+                PhoneNumber = "1234567890",
+                Iban = "DE12345890",
+            };
+
+            var customerDto = await customerService.CreateAsync(customerForCreationDto);
+
+            customerDto.Salutaion.Should().Be(customerForCreationDto.Salutaion);
+            customerDto.Name1.Should().Be(customerForCreationDto.Name1);
+            customerDto.Email.Should().Be(customerForCreationDto.Email);
+            customerDto.PhoneNumber.Should().Be(customerForCreationDto.PhoneNumber);
+            customerDto.Iban.Should().Be(customerForCreationDto.Iban);
+        }
+
+        [Fact]
+        private async void TestGetCustomers_Sucess()
+        {
+            CancellationToken cancellationToken = default;
+
+            var customerList = new List<Customer> 
+            {
+                new Customer
+                {
+                    CustomerId = Guid.NewGuid(),
+                    Salutation = "Herr",
+                },
+                new Customer
+                {
+                    CustomerId = Guid.NewGuid(),
+                    Name1 = "Peter Sprudel"
+                }
+
+            };
+
+            _customerRepositoryMock.Setup(repo => repo.GetAllAsync(cancellationToken)).ReturnsAsync(customerList);
+
+            var customerService = new CustomerService(_customerRepositoryMock.Object, _unitOfWorkMock.Object);
+
+            var dtoList = await customerService.GetAllAsync(cancellationToken);
+
+            dtoList.Should().NotBeNullOrEmpty();
+
+            dtoList.ElementAt(0).Salutaion.Should().Be(customerList[0].Salutation);
+            dtoList.ElementAt(0).Id.Should().Be(customerList[0].CustomerId);
+
+            dtoList.ElementAt(1).Name1.Should().Be(customerList[1].Name1);
+            dtoList.ElementAt(1).Id.Should().Be(customerList[1].CustomerId);
+        }
+
+        [Fact]
+        private async void TestGetCustomerById_Exception()
+        {
+            var id = Guid.NewGuid();
+            CancellationToken cancellationToken = default;
+            _customerRepositoryMock.Setup(repo => repo.GetByIdAsync(id, cancellationToken)).ThrowsAsync(new BusinessPartnerNotFoundException(id));
+
+            var customerService = new CustomerService(_customerRepositoryMock.Object, _unitOfWorkMock.Object);
+
+            var exec = () =>  customerService.GetByIdAsync(id, cancellationToken);
+
+            await exec.Should().ThrowExactlyAsync<BusinessPartnerNotFoundException>();
+
+        }
+
+        [Fact]
+        private async void TestGetCustomerById_Sucess()
+        {
+            var id = Guid.NewGuid();
+            CancellationToken cancellationToken = default;
+            var customer = new Customer { CustomerId = id };
+            _customerRepositoryMock.Setup(repo => repo.GetByIdAsync(id, cancellationToken)).ReturnsAsync(customer);
+
+            var customerService = new CustomerService(_customerRepositoryMock.Object, _unitOfWorkMock.Object);
+
+            var dto = await customerService.GetByIdAsync(id, cancellationToken);
+
+            dto.Should().NotBeNull();
+            dto.Id.Should().Be(id);
+        }
+    }
+}

AB.Tests/Usings.cs

@@ -0,0 +1,3 @@
+global using Xunit;
+global using FluentAssertions;
+global using Moq;