Merge branch 'release/1.0.0-rc4'

albx · albx · commit e3b1c3e5ec9c · 2018-06-09T16:43:24.000+02:00
diff --git a/README.md b/README.md
@@ -2,7 +2,7 @@
 Wilcommerce Catalog contains all the components to build a catalog system.
 
 ## Installation
-Nuget package available here [https://www.nuget.org/packages/Wilcommerce.Catalog/1.0.0-rc3](https://www.nuget.org/packages/Wilcommerce.Catalog/1.0.0-rc3)
+Nuget package available here [https://www.nuget.org/packages/Wilcommerce.Catalog/1.0.0-rc4](https://www.nuget.org/packages/Wilcommerce.Catalog/1.0.0-rc4)
 
 ## Models
 The **Models** namespace contains all the classes representing the components useful for building a catalog (i.e. Category, Product, Brand, etc.).
diff --git a/Wilcommerce.Catalog.Test/Models/CatalogSettingsTest.cs b/Wilcommerce.Catalog.Test/Models/CatalogSettingsTest.cs
@@ -16,7 +16,7 @@ public void CatalogSettingsFactory_Should_Throw_ArgumentException_If_CategoriesP
                 CatalogSettings.ViewType.LIST
                 ));
 
-            Assert.Equal("category per page cannot be less than zero", ex.Message);
+            Assert.Equal("categoriesPerPage", ex.ParamName);
         }
 
         [Fact]
@@ -29,7 +29,7 @@ public void CatalogSettingsFactory_Should_Throw_ArgumentException_If_ProductsPer
                 CatalogSettings.ViewType.LIST
                 ));
 
-            Assert.Equal("products per page cannot be less than zero", ex.Message);
+            Assert.Equal("productsPerPage", ex.ParamName);
         }
 
         [Fact]
@@ -43,7 +43,7 @@ public void SetCategoriesPerPage_Should_Throw_ArgumentException_If_CategoriesPer
                 );
 
             var ex = Assert.Throws<ArgumentException>(() => settings.SetCategoriesPerPage(-1));
-            Assert.Equal("category per page cannot be less than zero", ex.Message);
+            Assert.Equal("categoriesPerPage", ex.ParamName);
         }
 
         [Fact]
@@ -57,7 +57,7 @@ public void SetProductsPerPage_Should_Throw_ArgumentException_If_ProductsPerPage
                 );
 
             var ex = Assert.Throws<ArgumentException>(() => settings.SetProductsPerPage(-1));
-            Assert.Equal("products per page cannot be less than zero", ex.Message);
+            Assert.Equal("productsPerPage", ex.ParamName);
         }
 
         [Fact]
@@ -73,7 +73,7 @@ public void SetProductReviewsPerPage_Should_Throw_ArgumentException_If_ReviewsPe
             settings.AllowProductReviews(true);
 
             var ex = Assert.Throws<ArgumentException>(() => settings.SetProductReviewsPerPage(-1));
-            Assert.Equal("reviews per page cannot be less than zero", ex.Message);
+            Assert.Equal("reviewsPerPage", ex.ParamName);
         }
 
         [Fact]
diff --git a/Wilcommerce.Catalog.Test/Models/CategoryTest.cs b/Wilcommerce.Catalog.Test/Models/CategoryTest.cs
@@ -84,7 +84,7 @@ public void Category_SetAsVisible_Should_Fail_If_VisibleTo_Is_Previous_Than_Visi
         }
 
         [Fact]
-        public void Category_AddChildren_Should_Fail_If_Children_IsNull()
+        public void Category_AddChild_Should_Fail_If_Children_IsNull()
         {
             var category = Category.Create(
                 "TEST1",
@@ -94,32 +94,32 @@ public void Category_AddChildren_Should_Fail_If_Children_IsNull()
 
             var ex = Assert.Throws<ArgumentNullException>(() => category.AddChild(null));
 
-            Assert.Equal("children", ex.ParamName);
+            Assert.Equal("child", ex.ParamName);
         }
 
         [Fact]
-        public void Category_AddChildren_Should_Fail_If_Children_Is_Already_InCollection()
+        public void Category_AddChild_Should_Fail_If_Children_Is_Already_InCollection()
         {
             var category = Category.Create(
                 "TEST1",
                 "Test Category",
                 "test-category"
                 );
 
-            var children = Category.Create(
+            var child = Category.Create(
                 "TEST2",
                 "Children Category",
                 "children-category"
                 );
 
-            category.AddChild(children);
+            category.AddChild(child);
 
-            var ex = Assert.Throws<ArgumentException>(() => category.AddChild(children));
+            var ex = Assert.Throws<ArgumentException>(() => category.AddChild(child));
             Assert.Equal("The category contains the children yet", ex.Message);
         }
 
         [Fact]
-        public void Category_AddChildren_Should_Increment_ChildrenNumber()
+        public void Category_AddChild_Should_Increment_ChildrenNumber()
         {
             var category = Category.Create(
                 "TEST1",
@@ -129,13 +129,13 @@ public void Category_AddChildren_Should_Increment_ChildrenNumber()
 
             int childrenCount = category.Children.Count();
 
-            var children = Category.Create(
+            var child = Category.Create(
                 "TEST2",
                 "Children Category",
                 "children-category"
                 );
 
-            category.AddChild(children);
+            category.AddChild(child);
 
             Assert.Equal(childrenCount + 1, category.Children.Count());
         }
diff --git a/Wilcommerce.Catalog.Test/Models/ProductTest.cs b/Wilcommerce.Catalog.Test/Models/ProductTest.cs
@@ -110,7 +110,7 @@ public void SetUnitInStock_Should_Throw_ArgumentException_If_Unit_IsLessThan_Zer
                 );
 
             var ex = Assert.Throws<ArgumentException>(() => product.SetUnitInStock(-1));
-            Assert.Equal("Stock unit cannot be less than zero", ex.Message);
+            Assert.Equal("unitInStock", ex.ParamName);
         }
 
         [Theory]
@@ -224,7 +224,7 @@ public void SetPrice_Should_Throw_ArgumentException_If_Price_Amount_IsLessThan_Z
             };
 
             var ex = Assert.Throws<ArgumentException>(() => product.SetPrice(price));
-            Assert.Equal("Price amount cannot be less than zero", ex.Message);
+            Assert.Equal(nameof(price), ex.ParamName);
         }
 
         [Fact]
@@ -353,7 +353,7 @@ public void Product_AddCategory_Throws_ArgumentException_If_Category_Is_Already_
             product.AddCategory(category);
 
             var ex = Assert.Throws<ArgumentException>(() => product.AddCategory(category));
-            Assert.Equal("The category is already in collection", ex.Message);
+            Assert.Equal(nameof(category), ex.ParamName);
         }
 
         [Fact]
@@ -455,7 +455,7 @@ public void Product_AddVariant_Should_Throw_ArgumentException_If_PriceAmount_IsL
             var price = new Currency { Code = "EUR", Amount = -10 };
             var ex = Assert.Throws<ArgumentException>(() => product.AddVariant("name", "ean", "sku", price));
 
-            Assert.Equal("Price amount cannot be less than zero", ex.Message);
+            Assert.Equal(nameof(price), ex.ParamName);
         }
 
         [Fact]
diff --git a/Wilcommerce.Catalog.Test/Wilcommerce.Catalog.Test.csproj b/Wilcommerce.Catalog.Test/Wilcommerce.Catalog.Test.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>netcoreapp2.0</TargetFramework>
+    <TargetFramework>netcoreapp2.1</TargetFramework>
     <AssemblyName>Wilcommerce.Catalog.Test</AssemblyName>
     <PackageId>Wilcommerce.Catalog.Test</PackageId>
     <GenerateRuntimeConfigurationFiles>true</GenerateRuntimeConfigurationFiles>
@@ -17,7 +17,7 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="15.6.0" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="15.7.2" />
     <PackageReference Include="xunit.runner.visualstudio" Version="2.3.1" />
     <PackageReference Include="xunit" Version="2.3.1" />
   </ItemGroup>
diff --git a/src/Wilcommerce.Catalog/Models/Brand.cs b/src/Wilcommerce.Catalog/Models/Brand.cs
@@ -19,7 +19,11 @@ public class Brand : IAggregateRoot
         /// <summary>
         /// Construct the brand
         /// </summary>
-        protected Brand() { }
+        protected Brand()
+        {
+            Logo = new Image();
+            Seo = new SeoData();
+        }
         #endregion
 
         #region Properties
@@ -68,7 +72,7 @@ public virtual void ChangeName(string name)
         {
             if (string.IsNullOrEmpty(name))
             {
-                throw new ArgumentNullException("name");
+                throw new ArgumentNullException(nameof(name));
             }
 
             Name = name;
@@ -82,7 +86,7 @@ public virtual void ChangeDescription(string description)
         {
             if (string.IsNullOrEmpty(description))
             {
-                throw new ArgumentNullException("description");
+                throw new ArgumentNullException(nameof(description));
             }
 
             Description = description;
@@ -96,7 +100,7 @@ public virtual void ChangeUrl(string url)
         {
             if (string.IsNullOrEmpty(url))
             {
-                throw new ArgumentNullException("url");
+                throw new ArgumentNullException(nameof(url));
             }
 
             Url = url;
@@ -108,12 +112,7 @@ public virtual void ChangeUrl(string url)
         /// <param name="logo">The logo image</param>
         public virtual void SetLogo(Image logo)
         {
-            if (logo == null)
-            {
-                throw new ArgumentNullException("logo");
-            }
-
-            Logo = logo;
+            Logo = logo ?? throw new ArgumentNullException(nameof(logo));
         }
 
         /// <summary>
@@ -122,12 +121,7 @@ public virtual void SetLogo(Image logo)
         /// <param name="seo">The seo data</param>
         public virtual void SetSeoData(SeoData seo)
         {
-            if (seo == null)
-            {
-                throw new ArgumentNullException("seo");
-            }
-
-            Seo = seo;
+            Seo = seo ?? throw new ArgumentNullException(nameof(seo));
         }
 
         /// <summary>
@@ -168,12 +162,12 @@ public static Brand Create(string name, string url)
         {
             if (string.IsNullOrEmpty(name))
             {
-                throw new ArgumentNullException("name");
+                throw new ArgumentNullException(nameof(name));
             }
 
             if (string.IsNullOrEmpty(url))
             {
-                throw new ArgumentNullException("url");
+                throw new ArgumentNullException(nameof(url));
             }
 
             var brand = new Brand
diff --git a/src/Wilcommerce.Catalog/Models/CatalogSettings.cs b/src/Wilcommerce.Catalog/Models/CatalogSettings.cs
@@ -85,7 +85,7 @@ public virtual void SetCategoriesPerPage(int categoriesPerPage)
         {
             if (categoriesPerPage < 0)
             {
-                throw new ArgumentException("category per page cannot be less than zero");
+                throw new ArgumentException("category per page cannot be less than zero", nameof(categoriesPerPage));
             }
 
             CategoriesPerPage = categoriesPerPage;
@@ -99,7 +99,7 @@ public virtual void SetProductsPerPage(int productsPerPage)
         {
             if (productsPerPage < 0)
             {
-                throw new ArgumentException("products per page cannot be less than zero");
+                throw new ArgumentException("products per page cannot be less than zero", nameof(productsPerPage));
             }
 
             ProductsPerPage = productsPerPage;
@@ -113,7 +113,7 @@ public virtual void SetProductReviewsPerPage(int reviewsPerPage)
         {
             if (reviewsPerPage < 0)
             {
-                throw new ArgumentException("reviews per page cannot be less than zero");
+                throw new ArgumentException("reviews per page cannot be less than zero", nameof(reviewsPerPage));
             }
 
             if (!ProductReviewsAllowed)
@@ -157,12 +157,12 @@ public static CatalogSettings Create(int categoriesPerPage, int productsPerPage,
         {
             if (categoriesPerPage < 0)
             {
-                throw new ArgumentException("category per page cannot be less than zero");
+                throw new ArgumentException("category per page cannot be less than zero", nameof(categoriesPerPage));
             }
 
             if (productsPerPage < 0)
             {
-                throw new ArgumentException("products per page cannot be less than zero");
+                throw new ArgumentException("products per page cannot be less than zero", nameof(productsPerPage));
             }
 
             return new CatalogSettings
diff --git a/src/Wilcommerce.Catalog/Models/Category.cs b/src/Wilcommerce.Catalog/Models/Category.cs
@@ -36,6 +36,7 @@ protected Category()
         {
             _children = new HashSet<Category>();
             _products = new HashSet<ProductCategory>();
+            Seo = new SeoData();
         }
         #endregion
 
@@ -164,7 +165,7 @@ public virtual void AddChild(Category child)
         {
             if (child == null)
             {
-                throw new ArgumentNullException("children");
+                throw new ArgumentNullException(nameof(child));
             }
 
             if (_children.Contains(child))
@@ -183,7 +184,7 @@ public virtual void ChangeName(string name)
         {
             if (string.IsNullOrEmpty(name))
             {
-                throw new ArgumentNullException("name");
+                throw new ArgumentNullException(nameof(name));
             }
 
             Name = name;
@@ -197,7 +198,7 @@ public virtual void ChangeCode(string code)
         {
             if (string.IsNullOrEmpty(code))
             {
-                throw new ArgumentNullException("code");
+                throw new ArgumentNullException(nameof(code));
             }
 
             Code = code;
@@ -211,7 +212,7 @@ public virtual void ChangeDescription(string description)
         {
             if (string.IsNullOrEmpty(description))
             {
-                throw new ArgumentNullException("description");
+                throw new ArgumentNullException(nameof(description));
             }
 
             Description = description;
@@ -225,7 +226,7 @@ public virtual void ChangeUrl(string url)
         {
             if (string.IsNullOrEmpty(url))
             {
-                throw new ArgumentNullException("url");
+                throw new ArgumentNullException(nameof(url));
             }
 
             Url = url;
@@ -237,12 +238,7 @@ public virtual void ChangeUrl(string url)
         /// <param name="parent">The parent category</param>
         public virtual void SetParentCategory(Category parent)
         {
-            if (parent == null)
-            {
-                throw new ArgumentNullException("parent");
-            }
-
-            Parent = parent;
+            Parent = parent ?? throw new ArgumentNullException(nameof(parent));
         }
 
         /// <summary>
@@ -303,12 +299,7 @@ public virtual void RemoveParent()
         /// <param name="seo">The seo information</param>
         public virtual void SetSeoData(SeoData seo)
         {
-            if (seo == null)
-            {
-                throw new ArgumentNullException("seo");
-            }
-
-            Seo = seo;
+            Seo = seo ?? throw new ArgumentNullException(nameof(seo));
         }
 
         #endregion
@@ -325,17 +316,17 @@ public static Category Create(string code, string name, string url)
         {
             if (string.IsNullOrEmpty(code))
             {
-                throw new ArgumentNullException("code");
+                throw new ArgumentNullException(nameof(code));
             }
 
             if (string.IsNullOrEmpty(name))
             {
-                throw new ArgumentNullException("name");
+                throw new ArgumentNullException(nameof(name));
             }
 
             if (string.IsNullOrEmpty(url))
             {
-                throw new ArgumentNullException("url");
+                throw new ArgumentNullException(nameof(url));
             }
 
             var category = new Category
diff --git a/src/Wilcommerce.Catalog/Models/CustomAttribute.cs b/src/Wilcommerce.Catalog/Models/CustomAttribute.cs
diff --git a/src/Wilcommerce.Catalog/Models/Product.cs b/src/Wilcommerce.Catalog/Models/Product.cs
diff --git a/src/Wilcommerce.Catalog/Wilcommerce.Catalog.csproj b/src/Wilcommerce.Catalog/Wilcommerce.Catalog.csproj

Original file line number	Diff line number	Diff line change
`@@ -19,7 +19,11 @@ public class Brand : IAggregateRoot`
`19`	`19`	`/// <summary>`
`20`	`20`	`/// Construct the brand`
`21`	`21`	`/// </summary>`
`22`		`- protected Brand() { }`
	`22`	`+ protected Brand()`
	`23`	`+ {`
	`24`	`+ Logo = new Image();`
	`25`	`+ Seo = new SeoData();`
	`26`	`+ }`
`23`	`27`	`#endregion`
`24`	`28`
`25`	`29`	`#region Properties`
`@@ -68,7 +72,7 @@ public virtual void ChangeName(string name)`
`68`	`72`	`{`
`69`	`73`	`if (string.IsNullOrEmpty(name))`
`70`	`74`	`{`
`71`		`- throw new ArgumentNullException("name");`
	`75`	`+ throw new ArgumentNullException(nameof(name));`
`72`	`76`	`}`
`73`	`77`
`74`	`78`	`Name = name;`
`@@ -82,7 +86,7 @@ public virtual void ChangeDescription(string description)`
`82`	`86`	`{`
`83`	`87`	`if (string.IsNullOrEmpty(description))`
`84`	`88`	`{`
`85`		`- throw new ArgumentNullException("description");`
	`89`	`+ throw new ArgumentNullException(nameof(description));`
`86`	`90`	`}`
`87`	`91`
`88`	`92`	`Description = description;`
`@@ -96,7 +100,7 @@ public virtual void ChangeUrl(string url)`
`96`	`100`	`{`
`97`	`101`	`if (string.IsNullOrEmpty(url))`
`98`	`102`	`{`
`99`		`- throw new ArgumentNullException("url");`
	`103`	`+ throw new ArgumentNullException(nameof(url));`
`100`	`104`	`}`
`101`	`105`
`102`	`106`	`Url = url;`
`@@ -108,12 +112,7 @@ public virtual void ChangeUrl(string url)`
`108`	`112`	`/// <param name="logo">The logo image</param>`
`109`	`113`	`public virtual void SetLogo(Image logo)`
`110`	`114`	`{`
`111`		`- if (logo == null)`
`112`		`- {`
`113`		`- throw new ArgumentNullException("logo");`
`114`		`- }`
`115`		`-`
`116`		`- Logo = logo;`
	`115`	`+ Logo = logo ?? throw new ArgumentNullException(nameof(logo));`
`117`	`116`	`}`
`118`	`117`
`119`	`118`	`/// <summary>`
`@@ -122,12 +121,7 @@ public virtual void SetLogo(Image logo)`
`122`	`121`	`/// <param name="seo">The seo data</param>`
`123`	`122`	`public virtual void SetSeoData(SeoData seo)`
`124`	`123`	`{`
`125`		`- if (seo == null)`
`126`		`- {`
`127`		`- throw new ArgumentNullException("seo");`
`128`		`- }`
`129`		`-`
`130`		`- Seo = seo;`
	`124`	`+ Seo = seo ?? throw new ArgumentNullException(nameof(seo));`
`131`	`125`	`}`
`132`	`126`
`133`	`127`	`/// <summary>`
`@@ -168,12 +162,12 @@ public static Brand Create(string name, string url)`
`168`	`162`	`{`
`169`	`163`	`if (string.IsNullOrEmpty(name))`
`170`	`164`	`{`
`171`		`- throw new ArgumentNullException("name");`
	`165`	`+ throw new ArgumentNullException(nameof(name));`
`172`	`166`	`}`
`173`	`167`
`174`	`168`	`if (string.IsNullOrEmpty(url))`
`175`	`169`	`{`
`176`		`- throw new ArgumentNullException("url");`
	`170`	`+ throw new ArgumentNullException(nameof(url));`
`177`	`171`	`}`
`178`	`172`
`179`	`173`	`var brand = new Brand`
Original file line number	Diff line number	Diff line change
`@@ -85,7 +85,7 @@ public virtual void SetCategoriesPerPage(int categoriesPerPage)`
`85`	`85`	`{`
`86`	`86`	`if (categoriesPerPage < 0)`
`87`	`87`	`{`
`88`		`- throw new ArgumentException("category per page cannot be less than zero");`
	`88`	`+ throw new ArgumentException("category per page cannot be less than zero", nameof(categoriesPerPage));`
`89`	`89`	`}`
`90`	`90`
`91`	`91`	`CategoriesPerPage = categoriesPerPage;`
`@@ -99,7 +99,7 @@ public virtual void SetProductsPerPage(int productsPerPage)`
`99`	`99`	`{`
`100`	`100`	`if (productsPerPage < 0)`
`101`	`101`	`{`
`102`		`- throw new ArgumentException("products per page cannot be less than zero");`
	`102`	`+ throw new ArgumentException("products per page cannot be less than zero", nameof(productsPerPage));`
`103`	`103`	`}`
`104`	`104`
`105`	`105`	`ProductsPerPage = productsPerPage;`
`@@ -113,7 +113,7 @@ public virtual void SetProductReviewsPerPage(int reviewsPerPage)`
`113`	`113`	`{`
`114`	`114`	`if (reviewsPerPage < 0)`
`115`	`115`	`{`
`116`		`- throw new ArgumentException("reviews per page cannot be less than zero");`
	`116`	`+ throw new ArgumentException("reviews per page cannot be less than zero", nameof(reviewsPerPage));`
`117`	`117`	`}`
`118`	`118`
`119`	`119`	`if (!ProductReviewsAllowed)`
`@@ -157,12 +157,12 @@ public static CatalogSettings Create(int categoriesPerPage, int productsPerPage,`
`157`	`157`	`{`
`158`	`158`	`if (categoriesPerPage < 0)`
`159`	`159`	`{`
`160`		`- throw new ArgumentException("category per page cannot be less than zero");`
	`160`	`+ throw new ArgumentException("category per page cannot be less than zero", nameof(categoriesPerPage));`
`161`	`161`	`}`
`162`	`162`
`163`	`163`	`if (productsPerPage < 0)`
`164`	`164`	`{`
`165`		`- throw new ArgumentException("products per page cannot be less than zero");`
	`165`	`+ throw new ArgumentException("products per page cannot be less than zero", nameof(productsPerPage));`
`166`	`166`	`}`
`167`	`167`
`168`	`168`	`return new CatalogSettings`
Original file line number	Diff line number	Diff line change
`@@ -36,6 +36,7 @@ protected Category()`
`36`	`36`	`{`
`37`	`37`	`_children = new HashSet<Category>();`
`38`	`38`	`_products = new HashSet<ProductCategory>();`
	`39`	`+ Seo = new SeoData();`
`39`	`40`	`}`
`40`	`41`	`#endregion`
`41`	`42`
`@@ -164,7 +165,7 @@ public virtual void AddChild(Category child)`
`164`	`165`	`{`
`165`	`166`	`if (child == null)`
`166`	`167`	`{`
`167`		`- throw new ArgumentNullException("children");`
	`168`	`+ throw new ArgumentNullException(nameof(child));`
`168`	`169`	`}`
`169`	`170`
`170`	`171`	`if (_children.Contains(child))`
`@@ -183,7 +184,7 @@ public virtual void ChangeName(string name)`
`183`	`184`	`{`
`184`	`185`	`if (string.IsNullOrEmpty(name))`
`185`	`186`	`{`
`186`		`- throw new ArgumentNullException("name");`
	`187`	`+ throw new ArgumentNullException(nameof(name));`
`187`	`188`	`}`
`188`	`189`
`189`	`190`	`Name = name;`
`@@ -197,7 +198,7 @@ public virtual void ChangeCode(string code)`
`197`	`198`	`{`
`198`	`199`	`if (string.IsNullOrEmpty(code))`
`199`	`200`	`{`
`200`		`- throw new ArgumentNullException("code");`
	`201`	`+ throw new ArgumentNullException(nameof(code));`
`201`	`202`	`}`
`202`	`203`
`203`	`204`	`Code = code;`
`@@ -211,7 +212,7 @@ public virtual void ChangeDescription(string description)`
`211`	`212`	`{`
`212`	`213`	`if (string.IsNullOrEmpty(description))`
`213`	`214`	`{`
`214`		`- throw new ArgumentNullException("description");`
	`215`	`+ throw new ArgumentNullException(nameof(description));`
`215`	`216`	`}`
`216`	`217`
`217`	`218`	`Description = description;`
`@@ -225,7 +226,7 @@ public virtual void ChangeUrl(string url)`
`225`	`226`	`{`
`226`	`227`	`if (string.IsNullOrEmpty(url))`
`227`	`228`	`{`
`228`		`- throw new ArgumentNullException("url");`
	`229`	`+ throw new ArgumentNullException(nameof(url));`
`229`	`230`	`}`
`230`	`231`
`231`	`232`	`Url = url;`
`@@ -237,12 +238,7 @@ public virtual void ChangeUrl(string url)`
`237`	`238`	`/// <param name="parent">The parent category</param>`
`238`	`239`	`public virtual void SetParentCategory(Category parent)`
`239`	`240`	`{`
`240`		`- if (parent == null)`
`241`		`- {`
`242`		`- throw new ArgumentNullException("parent");`
`243`		`- }`
`244`		`-`
`245`		`- Parent = parent;`
	`241`	`+ Parent = parent ?? throw new ArgumentNullException(nameof(parent));`
`246`	`242`	`}`
`247`	`243`
`248`	`244`	`/// <summary>`
`@@ -303,12 +299,7 @@ public virtual void RemoveParent()`
`303`	`299`	`/// <param name="seo">The seo information</param>`
`304`	`300`	`public virtual void SetSeoData(SeoData seo)`
`305`	`301`	`{`
`306`		`- if (seo == null)`
`307`		`- {`
`308`		`- throw new ArgumentNullException("seo");`
`309`		`- }`
`310`		`-`
`311`		`- Seo = seo;`
	`302`	`+ Seo = seo ?? throw new ArgumentNullException(nameof(seo));`
`312`	`303`	`}`
`313`	`304`
`314`	`305`	`#endregion`
`@@ -325,17 +316,17 @@ public static Category Create(string code, string name, string url)`
`325`	`316`	`{`
`326`	`317`	`if (string.IsNullOrEmpty(code))`
`327`	`318`	`{`
`328`		`- throw new ArgumentNullException("code");`
	`319`	`+ throw new ArgumentNullException(nameof(code));`
`329`	`320`	`}`
`330`	`321`
`331`	`322`	`if (string.IsNullOrEmpty(name))`
`332`	`323`	`{`
`333`		`- throw new ArgumentNullException("name");`
	`324`	`+ throw new ArgumentNullException(nameof(name));`
`334`	`325`	`}`
`335`	`326`
`336`	`327`	`if (string.IsNullOrEmpty(url))`
`337`	`328`	`{`
`338`		`- throw new ArgumentNullException("url");`
	`329`	`+ throw new ArgumentNullException(nameof(url));`
`339`	`330`	`}`
`340`	`331`
`341`	`332`	`var category = new Category`