Add PlugIn test and update its document.

docs/en/PlugIn-Modules.md

@@ -178,10 +178,8 @@ namespace MyMvcUIPlugIn
                 //Add plugin assembly
                 mvcBuilder.PartManager.ApplicationParts.Add(new AssemblyPart(typeof(MyMvcUIPlugInModule).Assembly));
 
-                //Add views assembly
-                var viewDllPath = Path.Combine(Path.GetDirectoryName(typeof(MyMvcUIPlugInModule).Assembly.Location), "MyMvcUIPlugIn.Views.dll");
-                var viewAssembly = new CompiledRazorAssemblyPart(Assembly.LoadFrom(viewDllPath));
-                mvcBuilder.PartManager.ApplicationParts.Add(viewAssembly);
+                //Add CompiledRazorAssemblyPart if the PlugIn module contains razor views.
+                mvcBuilder.PartManager.ApplicationParts.Add(new CompiledRazorAssemblyPart(typeof(MyMvcUIPlugInModule).Assembly));
             });
         }
     }
@@ -189,8 +187,7 @@ namespace MyMvcUIPlugIn
 ````
 
 * Depending on the `AbpAspNetCoreMvcUiThemeSharedModule` since we added the related NuGet package.
-* Adding the plug-in's assembly to the `PartManager` of ASP.NET Core MVC. This is required by ASP.NET Core. Otherwise, your controllers inside the plug-in doesn't work.
-* Adding the plug-in's views assembly to the `PartManager` of ASP.NET Core MVC. This is required by ASP.NET Core. Otherwise, your views inside the plug-in doesn't work.
+* Adding the plug-in's assembly as `AssemblyPart` and `CompiledRazorAssemblyPart` to the `PartManager` of ASP.NET Core MVC. This is required by ASP.NET Core. Otherwise, your controllers or views inside the plug-in doesn't work.
 
 You can now add a razor page, like `MyPlugInPage.cshtml` inside the `Pages` folder:
 
@@ -205,7 +202,7 @@ Now, you can build the plug-in project. It will produce the following output:
 
 ![simple-razor-plug-in-dll-file](images/simple-razor-plug-in-dll-file.png)
 
-Copy the `MyMvcUIPlugIn.dll` and `MyMvcUIPlugIn.Views.dll` into the plug-in folder (`D:\Temp\MyPlugIns` for this example).
+Copy the `MyMvcUIPlugIn.dll` into the plug-in folder (`D:\Temp\MyPlugIns` for this example).
 
 If you have configured the main application like described above (see Basic Usage section), you should be able to visit the `/MyPlugInPage` URL when your application:
 

framework/Volo.Abp.sln

@@ -407,6 +407,8 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Volo.Abp.Gdpr.Abstractions"
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Volo.Abp.RemoteServices", "src\Volo.Abp.RemoteServices\Volo.Abp.RemoteServices.csproj", "{EDFFDA74-090D-439C-A58D-06CCF86D4423}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Volo.Abp.AspNetCore.Mvc.PlugIn", "test\Volo.Abp.AspNetCore.Mvc.PlugIn\Volo.Abp.AspNetCore.Mvc.PlugIn.csproj", "{C6D6D878-208A-4FD2-822E-365545D8681B}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -1213,6 +1215,10 @@ Global
 		{EDFFDA74-090D-439C-A58D-06CCF86D4423}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{EDFFDA74-090D-439C-A58D-06CCF86D4423}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{EDFFDA74-090D-439C-A58D-06CCF86D4423}.Release|Any CPU.Build.0 = Release|Any CPU
+		{C6D6D878-208A-4FD2-822E-365545D8681B}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{C6D6D878-208A-4FD2-822E-365545D8681B}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{C6D6D878-208A-4FD2-822E-365545D8681B}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{C6D6D878-208A-4FD2-822E-365545D8681B}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
@@ -1418,6 +1424,7 @@ Global
 		{E5FCE710-C5A3-4F94-B9C9-BD1E99252BFB} = {5DF0E140-0513-4D0D-BE2E-3D4D85CD70E6}
 		{3683340D-92F5-4B14-B77B-34A163333309} = {5DF0E140-0513-4D0D-BE2E-3D4D85CD70E6}
 		{EDFFDA74-090D-439C-A58D-06CCF86D4423} = {5DF0E140-0513-4D0D-BE2E-3D4D85CD70E6}
+		{C6D6D878-208A-4FD2-822E-365545D8681B} = {447C8A77-E5F0-4538-8687-7383196D04EA}
 	EndGlobalSection
 	GlobalSection(ExtensibilityGlobals) = postSolution
 		SolutionGuid = {BB97ECF4-9A84-433F-A80B-2A3285BDD1D5}

framework/test/Volo.Abp.AspNetCore.Mvc.PlugIn/MyPlungInModule.cs

@@ -0,0 +1,22 @@
+using Microsoft.AspNetCore.Mvc.ApplicationParts;
+using Microsoft.Extensions.DependencyInjection;
+using Volo.Abp.AspNetCore.Mvc.UI.Theme.Shared;
+using Volo.Abp.Modularity;
+
+namespace Volo.Abp.AspNetCore.Mvc.PlugIn;
+
+[DependsOn(typeof(AbpAspNetCoreMvcUiThemeSharedModule))]
+public class MyPlungInModule : AbpModule
+{
+    public override void PreConfigureServices(ServiceConfigurationContext context)
+    {
+        PreConfigure<IMvcBuilder>(mvcBuilder =>
+        {
+            //Add plugin assembly
+            mvcBuilder.PartManager.ApplicationParts.Add(new AssemblyPart(typeof(MyPlungInModule).Assembly));
+
+            //Add CompiledRazorAssemblyPart if the PlugIn module contains razor views.
+            mvcBuilder.PartManager.ApplicationParts.Add(new CompiledRazorAssemblyPart(typeof(MyPlungInModule).Assembly));
+        });
+    }
+}

framework/test/Volo.Abp.AspNetCore.Mvc.PlugIn/Volo.Abp.AspNetCore.Mvc.PlugIn.csproj

@@ -0,0 +1,13 @@
+<Project Sdk="Microsoft.NET.Sdk.Web">
+
+    <PropertyGroup>
+        <TargetFramework>net6.0</TargetFramework>
+        <OutputType>Library</OutputType>
+        <IsPackable>true</IsPackable>
+    </PropertyGroup>
+
+    <ItemGroup>
+      <ProjectReference Include="..\..\src\Volo.Abp.AspNetCore.Mvc.UI.Theme.Shared\Volo.Abp.AspNetCore.Mvc.UI.Theme.Shared.csproj" />
+    </ItemGroup>
+    
+</Project>

framework/test/Volo.Abp.AspNetCore.Mvc.PlugIn/Volo/Abp/AspNetCore/Mvc/Index.cshtml

@@ -0,0 +1,4 @@
+@page
+@model Volo.Abp.AspNetCore.Mvc.PlugIn.Volo.Abp.AspNetCore.Mvc.Index
+<h1>Welcome to my plug-in page</h1>
+<p>This page is located inside a plug-in module! :)</p>

framework/test/Volo.Abp.AspNetCore.Mvc.PlugIn/Volo/Abp/AspNetCore/Mvc/Index.cshtml.cs

@@ -0,0 +1,11 @@
+using Microsoft.AspNetCore.Mvc.RazorPages;
+
+namespace Volo.Abp.AspNetCore.Mvc.PlugIn.Volo.Abp.AspNetCore.Mvc;
+
+public class Index : PageModel
+{
+    public void OnGet()
+    {
+
+    }
+}

framework/test/Volo.Abp.AspNetCore.Mvc.Tests/Volo/Abp/AspNetCore/Mvc/PlugIn/PlugIn_Tests.cs

@@ -0,0 +1,18 @@
+using System.Threading.Tasks;
+using Shouldly;
+using Xunit;
+
+namespace Volo.Abp.AspNetCore.Mvc.PlugIn;
+
+public class PlugIn_Tests : AspNetCoreMvcTestBase
+{
+    [Fact]
+    public async Task Get_PlugIn_Views()
+    {
+        var page = await GetResponseAsStringAsync(
+            "/Index"
+        );
+
+        page.ShouldContain("Welcome to my plug-in page");
+    }
+}

framework/test/Volo.Abp.AspNetCore.Mvc.Tests/Volo/Abp/AspNetCore/Mvc/Startup.cs

@@ -1,8 +1,9 @@
-using System;
+using System.IO;
 using Microsoft.AspNetCore.Builder;
 using Microsoft.AspNetCore.Hosting;
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Logging;
+using Volo.Abp.Modularity.PlugIns;
 
 namespace Volo.Abp.AspNetCore.Mvc;
 
@@ -10,7 +11,19 @@ public class Startup
 {
     public void ConfigureServices(IServiceCollection services)
     {
-        services.AddApplication<AbpAspNetCoreMvcTestModule>();
+        services.AddApplication<AbpAspNetCoreMvcTestModule>(options =>
+        {
+            var hostEnvironment = services.GetHostingEnvironment();
+#if DEBUG
+            var plugDllInPath = Path.Combine(hostEnvironment.ContentRootPath,
+                @"..\..\..\..\..\Volo.Abp.AspNetCore.Mvc.PlugIn\bin\Debug\net6.0\");
+#else
+            plugDllInPath = Path.Combine(_env.ContentRootPath,
+                @"..\..\..\..\..\Volo.Abp.AspNetCore.Mvc.PlugIn\bin\Release\net6.0\");
+#endif
+
+            options.PlugInSources.AddFolder(plugDllInPath);
+        });
     }
 
     public void Configure(IApplicationBuilder app, IWebHostEnvironment env, ILoggerFactory loggerFactory)