Unit tests

- Renamed GlobalUsings.cs to Usings.cs
- Refractored SysFS
- Seperated building of the terminal and unit tests
- To save on resources, the unit tests job on runs on Ubuntu

.github/workflows/dotnet.yml

@@ -28,3 +28,22 @@ jobs:
         run: dotnet restore src/Tomas.Terminal
       - name: Build
         run: dotnet build src/Tomas.Terminal -c Release --no-restore
+       
+  test:
+    timeout-minutes: 15
+    continue-on-error: true
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        dotnet: ["6.0.x"]
+
+    steps:
+      - uses: actions/checkout@v2
+      - name: Setup .NET
+        uses: actions/setup-dotnet@v1
+        with:
+          dotnet-version: ${{ matrix.dotnet }}
+      - name: Install test dependencies
+        run: dotnet restore src/Tomas.Tests
+      - name: Test
+        run: dotnet test src --no-restore --debug

src/TOMAS.sln

@@ -22,6 +22,8 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Tomas.Terminal", "Tomas.Ter
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Tomas.Kernel", "Tomas.Kernel\Tomas.Kernel.csproj", "{B70BDFD5-64BA-4FCE-A00F-DDD209C2C0FB}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Tomas.Tests", "Tomas.Tests\Tomas.Tests.csproj", "{76AD2140-2975-43DA-89A9-0BEC70B2ECDD}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -44,6 +46,10 @@ Global
 		{B70BDFD5-64BA-4FCE-A00F-DDD209C2C0FB}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{B70BDFD5-64BA-4FCE-A00F-DDD209C2C0FB}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{B70BDFD5-64BA-4FCE-A00F-DDD209C2C0FB}.Release|Any CPU.Build.0 = Release|Any CPU
+		{76AD2140-2975-43DA-89A9-0BEC70B2ECDD}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{76AD2140-2975-43DA-89A9-0BEC70B2ECDD}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{76AD2140-2975-43DA-89A9-0BEC70B2ECDD}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{76AD2140-2975-43DA-89A9-0BEC70B2ECDD}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE

src/Tomas.Kernel/SysFS.cs

@@ -30,54 +30,40 @@ static class SysFS
     {
         try
         {
-   var createSysFiles = "Creating system files.";
+            // File to store system information
-   var setSysPref = "Writing system info.";
+            const string sysInfoFile = "sysinfo.txt";
-   var fsSuccess = "File system succesfully initialized.";
-   var sysInfoFile = "sysinfo.txt";
 
-   // Register the CosmosVFS instance as the virtual file system
+            // Create system directory if it doesn't exist
-   VFSManager.RegisterVFS(fileSystem);
-
-   // Create the system directory
             if (!Directory.Exists(SYSTEM_DIR))
                 fileSystem.CreateDirectory(SYSTEM_DIR);
 
-   // Create the system.log file in the system directory
+            // Create system log file if it doesn't exist
             if (!File.Exists($"{SYSTEM_DIR}{LOG_FILE}"))
                 fileSystem.CreateFile($"{SYSTEM_DIR}{LOG_FILE}");
 
-   Console.WriteLine(createSysFiles);
+            // Create sysinfo.txt file if it doesn't exist
-   File.AppendAllText(LOG_FILE, createSysFiles);
-
-   // Create the sysinfo.txt file in the system directory
             if (!File.Exists($"{SYSTEM_DIR}{sysInfoFile}"))
                 fileSystem.CreateFile($"{SYSTEM_DIR}{sysInfoFile}");
 
-   Console.WriteLine(setSysPref);
+            // Write system name, version, and build number to sysinfo.txt file
-
-   File.AppendAllText(LOG_FILE, setSysPref);
-
-   // Write the system name, version, and build number to the sysinfo.txt file
             File.WriteAllText($"{SYSTEM_DIR}sysinfo.txt", $"{SysMeta.NAME} v{SysMeta.VERSION} ({SysMeta.BuildNumber})");
 
-   Console.WriteLine(fsSuccess);
+            // Set IsFSEnabled property of SysMeta class to true
-   File.AppendAllText(LOG_FILE, fsSuccess);
-
-   // Set the IsFSActive property of the SysMeta class to true
             SysMeta.IsFSEnabled = true;
 
-   // Read the contents of the sysinfo.txt file and print it to the console
+            // Read contents of sysinfo.txt file and print to console
             var systemInfo = File.ReadAllText($"{SYSTEM_DIR}sysinfo.txt");
-
             Console.WriteLine(systemInfo);
         }
         catch (Exception err)
         {
-   // If an exception is caught, print an error message indicating that the file system failed to load
+            // Print error message if an exception is caught
             Console.WriteLine($"{err.Message}{Environment.NewLine}Warning: Error messages will not logged.");
         }
     }
 
+
+
     /// <summary>
     /// Creates a new directory at the specified path
     /// </summary>

src/Tomas.Tests/Shell/MockProgram.cs

@@ -0,0 +1,16 @@
+/*
+In jurisdictions that recognize copyright waivers, I've waived all copyright
+and related or neighboring rights for to this project. In areas where these
+waivers are not recognized, BSD-3-Clause is enforced.
+See the (UN)LICENSE file in the project root for more information.
+*/
+namespace Tomas.Tests.Shell;
+
+internal class MockProgram : IProgram
+{
+    public bool Run(IShell shell)
+    {
+        Debug.WriteLine("Test Program.");
+        return true;
+    }
+}

src/Tomas.Tests/Shell/MockShell.cs

@@ -0,0 +1,17 @@
+/*
+In jurisdictions that recognize copyright waivers, I've waived all copyright
+and related or neighboring rights for to this project. In areas where these
+waivers are not recognized, BSD-3-Clause is enforced.
+See the (UN)LICENSE file in the project root for more information.
+*/
+namespace Tomas.Tests.Shell;
+
+internal class MockShell : IShell
+{
+    public string? ReadLine { get; }
+
+    public Dictionary<string, IProgram> Programs => new()
+    {
+        { "test", new MockProgram() },
+    };
+}

src/Tomas.Tests/ShellTests.cs

@@ -0,0 +1,26 @@
+/*
+In jurisdictions that recognize copyright waivers, I've waived all copyright
+and related or neighboring rights for to this project. In areas where these
+waivers are not recognized, BSD-3-Clause is enforced.
+See the (UN)LICENSE file in the project root for more information.
+*/
+using Tomas.Tests.Shell;
+
+namespace Tomas.Tests;
+
+public class ShellTests
+{
+    // Create a new instance of the mock shell
+    readonly MockShell _mockShell = new();
+
+    [Fact]
+    public void ProgramTest()
+    {
+        // Create a mock program
+        var program = new MockProgram();
+
+        // Assert that the Run method of the program and returns true when passed the shell object.
+        Assert.True(program.Run(_mockShell));
+    }
+
+}

src/Tomas.Tests/Tomas.Tests.csproj

@@ -0,0 +1,29 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+    <PropertyGroup>
+        <TargetFramework>net6.0</TargetFramework>
+        <ImplicitUsings>enable</ImplicitUsings>
+        <Nullable>enable</Nullable>
+        <ImplicitUsings>enable</ImplicitUsings>
+        <IsPackable>false</IsPackable>
+    </PropertyGroup>
+
+    <ItemGroup>
+        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.3.2" />
+        <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="..\Tomas.Core\Tomas.Core.csproj" />
+      <ProjectReference Include="..\Tomas.Interface\Tomas.Interface.csproj" />
+    </ItemGroup>
+
+</Project>

src/Tomas.Tests/Usings.cs

@@ -0,0 +1,11 @@
+/*
+In jurisdictions that recognize copyright waivers, I've waived all copyright
+and related or neighboring rights for to this project. In areas where these
+waivers are not recognized, BSD-3-Clause is enforced.
+See the (UN)LICENSE file in the project root for more information.
+*/
+global using Xunit;
+global using System.Diagnostics.CodeAnalysis;
+global using System.Diagnostics;
+global using Tomas.Core;
+global using Tomas.Interface;