added UT sample

Exemples.sln

@@ -579,6 +579,12 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "ex_042_015_OneToMany_conven
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "ex_042_016_OneToMany_FluentAPI", "p08_BDD_EntityFramework\ex_042_016_OneToMany_FluentAPI\ex_042_016_OneToMany_FluentAPI.csproj", "{9C2D4443-635F-4BA7-9870-9705BAD534EF}"
 EndProject
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "chap026_UnitTests", "chap026_UnitTests", "{53D9CC81-18E0-482C-953D-F2ED8B0C472D}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ex_026_000_ClassLibrary", "p05_More_dotNet\ex_026_000_ClassLibrary\ex_026_000_ClassLibrary.csproj", "{A7B99201-30D6-498A-AC40-43662373D457}"
+EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "ex_026_001_xUnit_Fact", "p05_More_dotNet\ex_026_001_xUnit_Fact\ex_026_001_xUnit_Fact.csproj", "{6BDA111C-227C-4F61-A466-EE7D5901B1BF}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -4775,6 +4781,46 @@ Global
 		{9C2D4443-635F-4BA7-9870-9705BAD534EF}.Release|x64.Build.0 = Release|Any CPU
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 		{9C2D4443-635F-4BA7-9870-9705BAD534EF}.Release|x86.Build.0 = Release|Any CPU
+		{A7B99201-30D6-498A-AC40-43662373D457}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{A7B99201-30D6-498A-AC40-43662373D457}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{A7B99201-30D6-498A-AC40-43662373D457}.Debug|ARM.ActiveCfg = Debug|Any CPU
+		{A7B99201-30D6-498A-AC40-43662373D457}.Debug|ARM.Build.0 = Debug|Any CPU
+		{A7B99201-30D6-498A-AC40-43662373D457}.Debug|ARM64.ActiveCfg = Debug|Any CPU
+		{A7B99201-30D6-498A-AC40-43662373D457}.Debug|ARM64.Build.0 = Debug|Any CPU
+		{A7B99201-30D6-498A-AC40-43662373D457}.Debug|x64.ActiveCfg = Debug|Any CPU
+		{A7B99201-30D6-498A-AC40-43662373D457}.Debug|x64.Build.0 = Debug|Any CPU
+		{A7B99201-30D6-498A-AC40-43662373D457}.Debug|x86.ActiveCfg = Debug|Any CPU
+		{A7B99201-30D6-498A-AC40-43662373D457}.Debug|x86.Build.0 = Debug|Any CPU
+		{A7B99201-30D6-498A-AC40-43662373D457}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{A7B99201-30D6-498A-AC40-43662373D457}.Release|Any CPU.Build.0 = Release|Any CPU
+		{A7B99201-30D6-498A-AC40-43662373D457}.Release|ARM.ActiveCfg = Release|Any CPU
+		{A7B99201-30D6-498A-AC40-43662373D457}.Release|ARM.Build.0 = Release|Any CPU
+		{A7B99201-30D6-498A-AC40-43662373D457}.Release|ARM64.ActiveCfg = Release|Any CPU
+		{A7B99201-30D6-498A-AC40-43662373D457}.Release|ARM64.Build.0 = Release|Any CPU
+		{A7B99201-30D6-498A-AC40-43662373D457}.Release|x64.ActiveCfg = Release|Any CPU
+		{A7B99201-30D6-498A-AC40-43662373D457}.Release|x64.Build.0 = Release|Any CPU
+		{A7B99201-30D6-498A-AC40-43662373D457}.Release|x86.ActiveCfg = Release|Any CPU
+		{A7B99201-30D6-498A-AC40-43662373D457}.Release|x86.Build.0 = Release|Any CPU
+		{6BDA111C-227C-4F61-A466-EE7D5901B1BF}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{6BDA111C-227C-4F61-A466-EE7D5901B1BF}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{6BDA111C-227C-4F61-A466-EE7D5901B1BF}.Debug|ARM.ActiveCfg = Debug|Any CPU
+		{6BDA111C-227C-4F61-A466-EE7D5901B1BF}.Debug|ARM.Build.0 = Debug|Any CPU
+		{6BDA111C-227C-4F61-A466-EE7D5901B1BF}.Debug|ARM64.ActiveCfg = Debug|Any CPU
+		{6BDA111C-227C-4F61-A466-EE7D5901B1BF}.Debug|ARM64.Build.0 = Debug|Any CPU
+		{6BDA111C-227C-4F61-A466-EE7D5901B1BF}.Debug|x64.ActiveCfg = Debug|Any CPU
+		{6BDA111C-227C-4F61-A466-EE7D5901B1BF}.Debug|x64.Build.0 = Debug|Any CPU
+		{6BDA111C-227C-4F61-A466-EE7D5901B1BF}.Debug|x86.ActiveCfg = Debug|Any CPU
+		{6BDA111C-227C-4F61-A466-EE7D5901B1BF}.Debug|x86.Build.0 = Debug|Any CPU
+		{6BDA111C-227C-4F61-A466-EE7D5901B1BF}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{6BDA111C-227C-4F61-A466-EE7D5901B1BF}.Release|Any CPU.Build.0 = Release|Any CPU
+		{6BDA111C-227C-4F61-A466-EE7D5901B1BF}.Release|ARM.ActiveCfg = Release|Any CPU
+		{6BDA111C-227C-4F61-A466-EE7D5901B1BF}.Release|ARM.Build.0 = Release|Any CPU
+		{6BDA111C-227C-4F61-A466-EE7D5901B1BF}.Release|ARM64.ActiveCfg = Release|Any CPU
+		{6BDA111C-227C-4F61-A466-EE7D5901B1BF}.Release|ARM64.Build.0 = Release|Any CPU
+		{6BDA111C-227C-4F61-A466-EE7D5901B1BF}.Release|x64.ActiveCfg = Release|Any CPU
+		{6BDA111C-227C-4F61-A466-EE7D5901B1BF}.Release|x64.Build.0 = Release|Any CPU
+		{6BDA111C-227C-4F61-A466-EE7D5901B1BF}.Release|x86.ActiveCfg = Release|Any CPU
+		{6BDA111C-227C-4F61-A466-EE7D5901B1BF}.Release|x86.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
@@ -5047,6 +5093,9 @@ Global
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 		{9C2D4443-635F-4BA7-9870-9705BAD534EF} = {C7672736-AA73-4B7E-B5C6-A7A984216372}
+		{53D9CC81-18E0-482C-953D-F2ED8B0C472D} = {FBF49939-ACAD-4B71-AC29-14102ED6DB45}
+		{A7B99201-30D6-498A-AC40-43662373D457} = {53D9CC81-18E0-482C-953D-F2ED8B0C472D}
+		{6BDA111C-227C-4F61-A466-EE7D5901B1BF} = {53D9CC81-18E0-482C-953D-F2ED8B0C472D}
 	EndGlobalSection
 	GlobalSection(ExtensibilityGlobals) = postSolution
 		SolutionGuid = {8D31C3AE-36FF-4667-A2A7-0E670245A59E}

p05_More_dotNet/ex_026_000_ClassLibrary/Album.cs

@@ -0,0 +1,64 @@
+using System;
+using System.Collections.Generic;
+using System.Collections.ObjectModel;
+
+namespace ex_026_000_ClassLibrary
+{
+    public class Album
+    {
+        public long Id { get; private set; }
+
+        public string Title { get; private set; }
+
+        public DateTime Date { get; private set; }
+
+        public ReadOnlyCollection<Artist> Artists { get; private set; }
+        private List<Artist> artists = new List<Artist>();
+
+        public Album(long id, string title, DateTime date, params Artist[] artists)
+        {
+            Id = id;
+            Title = title;
+            Date = date;
+            Artists = new ReadOnlyCollection<Artist>(this.artists);
+            AddArtists(artists);
+            
+        }
+
+        public Album(string title, DateTime date, params Artist[] artists)
+            : this(0, title, date, artists) {}
+
+        public Album(string title, params Artist[] artists)
+            : this(0, title, DateTime.Now, artists) {}
+
+        public bool AddArtist(Artist artist)
+        {
+            if (artists.Contains(artist))
+            {
+                return false;
+            }
+            artists.Add(artist);
+            return true;
+        }
+
+        public IEnumerable<Artist> AddArtists(params Artist[] artists)
+        {
+            List<Artist> result = new();
+            foreach(var a in artists)
+            {
+                if(AddArtist(a))
+                {
+                    result.Add(a);
+                }
+            }
+            return result;
+        }
+
+        public bool RemoveArtist(Artist artist)
+            => artists.Remove(artist);
+
+        public void ClearArtists()
+            => artists.Clear();
+    }
+}
+

p05_More_dotNet/ex_026_000_ClassLibrary/Artist.cs

@@ -0,0 +1,64 @@
+using System;
+namespace ex_026_000_ClassLibrary
+{
+    public class Artist : IEquatable<Artist>
+    {
+        public string FirstName
+        {
+            get => firstname;
+            private set
+            {
+                firstname = value;
+                if(string.IsNullOrWhiteSpace(firstname))
+                {
+                    firstname = "";
+                }
+            }
+        }
+        private string firstname;
+
+        public string LastName
+        {
+            get => lastname;
+            private set
+            {
+                lastname = value;
+                if(string.IsNullOrWhiteSpace(lastname))
+                {
+                    lastname = "";
+                }
+            }
+        }
+        private string lastname;
+
+        public Artist(string firstName, string lastName)
+        {
+            FirstName = firstName;
+            LastName = lastName;
+            if(string.IsNullOrEmpty(FirstName) && string.IsNullOrEmpty(LastName))
+            {
+                throw new ArgumentException("Artist should have at least a first name or a last name");
+            }
+        }
+
+        public bool Equals(Artist other)
+        {
+            return FirstName.Equals(other.FirstName)
+                && LastName.Equals(other.LastName);
+        }
+
+        public override bool Equals(object obj)
+        {
+            if(ReferenceEquals(obj, null)) return false;
+            if(ReferenceEquals(obj, this)) return true;
+            if(GetType() != obj.GetType()) return false;
+            return Equals(obj as Artist);
+        }
+
+        public override int GetHashCode()
+        {
+            return LastName.GetHashCode();
+        }
+    }
+}
+

p05_More_dotNet/ex_026_000_ClassLibrary/ex_026_000_ClassLibrary.csproj

@@ -0,0 +1,30 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>netstandard2.1</TargetFramework>
+  </PropertyGroup>
+
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
+    <LangVersion>10.0</LangVersion>
+  </PropertyGroup>
+  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
+    <LangVersion>10.0</LangVersion>
+  </PropertyGroup>
+  <ItemGroup>
+    <Compile Remove="ex_026_001_xUnit_Fact\UnitTest1.cs" />
+    <Compile Remove="ex_026_001_xUnit_Fact\obj\Debug\net6.0\ex_026_001_xUnit_Fact.GlobalUsings.g.cs" />
+    <Compile Remove="ex_026_001_xUnit_Fact\obj\Debug\net6.0\.NETCoreApp,Version=v6.0.AssemblyAttributes.cs" />
+    <Compile Remove="ex_026_001_xUnit_Fact\obj\Debug\net6.0\ex_026_001_xUnit_Fact.AssemblyInfo.cs" />
+  </ItemGroup>
+  <ItemGroup>
+    <None Remove="ex_026_001_xUnit_Fact\obj\Debug\net6.0\ex_026_001_xUnit_Fact.csproj.AssemblyReference.cache" />
+    <None Remove="ex_026_001_xUnit_Fact\obj\Debug\net6.0\ex_026_001_xUnit_Fact.GeneratedMSBuildEditorConfig.editorconfig" />
+    <None Remove="ex_026_001_xUnit_Fact\obj\Debug\net6.0\ex_026_001_xUnit_Fact.AssemblyInfoInputs.cache" />
+    <None Remove="ex_026_001_xUnit_Fact\obj\ex_026_001_xUnit_Fact.csproj.nuget.g.props" />
+    <None Remove="ex_026_001_xUnit_Fact\obj\ex_026_001_xUnit_Fact.csproj.nuget.g.targets" />
+    <None Remove="ex_026_001_xUnit_Fact\obj\project.assets.json" />
+    <None Remove="ex_026_001_xUnit_Fact\obj\project.nuget.cache" />
+    <None Remove="ex_026_001_xUnit_Fact\obj\ex_026_001_xUnit_Fact.csproj.nuget.dgspec.json" />
+    <None Remove="ex_026_001_xUnit_Fact\obj\Debug\net6.0\ex_026_001_xUnit_Fact.assets.cache" />
+  </ItemGroup>
+</Project>

p05_More_dotNet/ex_026_001_xUnit_Fact/Album_UT.cs

@@ -0,0 +1,61 @@
+using System;
+using ex_026_000_ClassLibrary;
+using Xunit;
+
+namespace ex_026_001_xUnit_Fact
+{
+    public class Album_UT
+    {
+        public static IEnumerable<object[]> Data_AddArtistToAlbum()
+        {
+            yield return new object[]
+            {
+                true,
+                new Artist[]
+                {
+                    new Artist("Miles", "Davis"),
+                    new Artist("Wayne", "Shorter"),
+                    new Artist("Herbie", "Hancock"),
+                    new Artist("Ron", "Carter"),
+                    new Artist("Tony", "Williams")
+                },
+                new Album("Miles Smiles", new DateTime(1967, 1, 1),
+                    new Artist("Miles", "Davis"),
+                    new Artist("Wayne", "Shorter"),
+                    new Artist("Herbie", "Hancock"),
+                    new Artist("Ron", "Carter")),
+                new Artist("Tony", "Williams")
+            };
+        }
+
+        [Theory]
+        [MemberData(nameof(Data_AddArtistToAlbum))]
+        public void Test_AddArtistToAlbum(bool expectedResult,
+                                          IEnumerable<Artist> expectedArtists,
+                                          Album album,
+                                          Artist artistToAdd)
+        {
+            bool result = album.AddArtist(artistToAdd);
+            Assert.Equal(expectedResult, result);
+            Assert.Equal(expectedArtists.Count(), album.Artists.Count());
+            Assert.All(expectedArtists, a => album.Artists.Contains(a));
+        }
+
+        [Theory]
+        [MemberData(nameof(TestData.Data_AddArtistsToAlbum), MemberType=typeof(TestData))]
+        public void Test_AddArtistsToAlbum(int expectedResult,
+                                           IEnumerable<Artist> expectedArtists,
+                                           IEnumerable<Artist> expectedAddedArtists,
+                                           Album album,
+                                           params Artist[] artistsToAdd)
+        {
+            var addedArtists = album.AddArtists(artistsToAdd);
+            Assert.Equal(expectedResult, addedArtists.Count());
+            Assert.All(expectedAddedArtists, a => addedArtists.Contains(a));
+
+            Assert.Equal(expectedArtists.Count(), album.Artists.Count());
+            Assert.All(expectedArtists, a => album.Artists.Contains(a));
+        }
+    }
+}
+

p05_More_dotNet/ex_026_001_xUnit_Fact/Artist_InlineData_UT.cs

@@ -0,0 +1,38 @@
+using System;
+using ex_026_000_ClassLibrary;
+using Xunit;
+namespace ex_026_001_xUnit_Fact
+{
+    public class Artist_InlineData_UT
+    {
+        [Theory]
+        [InlineData(true, "Neil", "Young", "Neil", "Young")]
+        [InlineData(false, "", "", "", "")]
+        [InlineData(false, "", "", "", "    ")]
+        [InlineData(false, "", "", "    ", "")]
+        [InlineData(false, "", "", "", null)]
+        [InlineData(false, "", "", null, null)]
+        [InlineData(false, "", "", "  ", null)]
+        [InlineData(true, "", "Young", "   ", "Young")]
+        [InlineData(true, "", "Young", "", "Young")]
+        [InlineData(true, "", "Young", null, "Young")]
+        [InlineData(true, "Neil", "", "Neil", "")]
+        [InlineData(true, "Neil", "", "Neil", null)]
+        [InlineData(true, "Neil", "", "Neil", "  ")]
+        public void TestConstructor(bool isValid, string expectedFirstName, string expectedLastName,
+            string firstname, string lastname)
+        {
+            if(!isValid)
+            {
+                Assert.Throws<ArgumentException>(
+                    () => new Artist(firstname, lastname));
+                return;
+            }
+
+            Artist a = new Artist(firstname, lastname);
+            Assert.Equal(expectedFirstName, a.FirstName);
+            Assert.Equal(expectedLastName, a.LastName);
+        }
+    }
+}
+

p05_More_dotNet/ex_026_001_xUnit_Fact/Artist_UT.cs

@@ -0,0 +1,24 @@
+using Xunit;
+using System;
+using ex_026_000_ClassLibrary;
+
+namespace ex_026_001_xUnit_Fact
+{
+    public class Artist_UT
+    {
+        [Fact]
+        public void TestConstructorWithValidNames()
+        {
+            Artist a = new Artist("Neil", "Young");
+            Assert.NotNull(a);
+            Assert.Equal("Neil", a.FirstName);
+            Assert.Equal("Young", a.LastName);
+        }
+
+        [Fact]
+        public void TestConstructorWithInvalidNames()
+        {
+            Assert.Throws<ArgumentException>(() => new Artist(null, null));
+        }
+    }
+}

p05_More_dotNet/ex_026_001_xUnit_Fact/TestData.cs

@@ -0,0 +1,84 @@
+using System;
+using ex_026_000_ClassLibrary;
+
+namespace ex_026_001_xUnit_Fact
+{
+    public static class TestData
+    {
+        public static IEnumerable<object[]> Data_AddArtistsToAlbum()
+        {
+            yield return new object[]
+            {
+                1,
+                new Artist[]
+                {
+                    new Artist("Miles", "Davis"),
+                    new Artist("Wayne", "Shorter"),
+                    new Artist("Herbie", "Hancock"),
+                    new Artist("Ron", "Carter"),
+                    new Artist("Tony", "Williams")
+                },
+                new Artist[]
+                {
+                    new Artist("Tony", "Williams")
+                },
+                new Album("Miles Smiles", new DateTime(1967, 1, 1),
+                    new Artist("Miles", "Davis"),
+                    new Artist("Wayne", "Shorter"),
+                    new Artist("Herbie", "Hancock"),
+                    new Artist("Ron", "Carter")),
+                new Artist("Tony", "Williams")
+            };
+
+            yield return new object[]
+            {
+                2,
+                new Artist[]
+                {
+                    new Artist("Miles", "Davis"),
+                    new Artist("Wayne", "Shorter"),
+                    new Artist("Herbie", "Hancock"),
+                    new Artist("Ron", "Carter"),
+                    new Artist("Tony", "Williams")
+                },
+                new Artist[]
+                {
+                    new Artist("Ron", "Carter"),
+                    new Artist("Tony", "Williams")
+                },
+                new Album("Miles Smiles", new DateTime(1967, 1, 1),
+                    new Artist("Miles", "Davis"),
+                    new Artist("Wayne", "Shorter"),
+                    new Artist("Herbie", "Hancock")),
+                new Artist("Ron", "Carter"),
+                new Artist("Miles", "Davis"),
+                new Artist("Tony", "Williams")
+            };
+
+            yield return new object[]
+            {
+                1,
+                new Artist[]
+                {
+                    new Artist("Miles", "Davis"),
+                    new Artist("Wayne", "Shorter"),
+                    new Artist("Herbie", "Hancock"),
+                    new Artist("Ron", "Carter"),
+                    new Artist("Tony", "Williams")
+                },
+                new Artist[]
+                {
+                    new Artist("Tony", "Williams")
+                },
+                new Album("Miles Smiles", new DateTime(1967, 1, 1),
+                    new Artist("Miles", "Davis"),
+                    new Artist("Wayne", "Shorter"),
+                    new Artist("Herbie", "Hancock"),
+                    new Artist("Ron", "Carter")),
+                new Artist("Tony", "Williams"),
+                new Artist("Tony", "Williams")
+            };
+        }
+    }
+}
+

p05_More_dotNet/ex_026_001_xUnit_Fact/ex_026_001_xUnit_Fact.csproj

@@ -0,0 +1,27 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net6.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+
+    <IsPackable>false</IsPackable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.3.1" />
+    <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="3.1.2">
+      <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
+      <PrivateAssets>all</PrivateAssets>
+    </PackageReference>
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\ex_026_000_ClassLibrary\ex_026_000_ClassLibrary.csproj" />
+  </ItemGroup>
+</Project>