fix(github-workflows): Fix dependabot options and generation

.github/dependabot.yml

@@ -15,7 +15,7 @@ updates:
       nuget-deps:
         patterns:
           - "*"
-    open-pull-requests-limit: 10
     schedule:
       interval:
         daily
+    open-pull-requests-limit: 10

DecSm.Atom.Module.GithubWorkflows.Tests/Workflows/DependabotBuild.cs

@@ -0,0 +1,28 @@
+namespace DecSm.Atom.Module.GithubWorkflows.Tests.Workflows;
+
+[BuildDefinition]
+public partial class DependabotBuild : MinimalBuildDefinition, IGithubWorkflows
+{
+    public override IReadOnlyList<WorkflowDefinition> Workflows =>
+    [
+        Github.DependabotWorkflow(new()
+        {
+            Registries = [new("registry-1", "type1", "url1", "token1"), new("registry-2", "type2", "url2", "token2")],
+            Updates =
+            [
+                new("update-1", "package-ecosystem-1", "directory-1", 1, DependabotSchedule.Daily)
+                {
+                    Registries = ["registry-1", "registry-2"],
+                    Groups =
+                    [
+                        new("group-1")
+                        {
+                            Patterns = ["pattern-1", "pattern-2"],
+                        },
+                    ],
+                },
+                new("update-2", "package-ecosystem-2", "directory-2", 2, DependabotSchedule.Monthly),
+            ],
+        }),
+    ];
+}

DecSm.Atom.Module.GithubWorkflows.Tests/Workflows/WorkflowTests.DependabotBuild_GeneratesWorkflow.verified.txt

@@ -0,0 +1,35 @@
+version: 2
+
+registries:
+  registry-1:
+    type: type1
+    url: url1
+    token: ${{token1}}
+  registry-2:
+    type: type2
+    url: url2
+    token: ${{token2}}
+
+updates:
+  - package-ecosystem: "update-1"
+    target-branch: "package-ecosystem-1"
+    directory: "directory-1"
+    registries:
+      - registry-1
+      - registry-2
+    groups:
+      group-1:
+        patterns:
+          - "pattern-1"
+          - "pattern-2"
+    schedule:
+      interval:
+        daily
+    open-pull-requests-limit: 1
+  - package-ecosystem: "update-2"
+    target-branch: "package-ecosystem-2"
+    directory: "directory-2"
+    schedule:
+      interval:
+        monthly
+    open-pull-requests-limit: 2

DecSm.Atom.Module.GithubWorkflows.Tests/Workflows/WorkflowTests.cs

@@ -8,6 +8,11 @@ Environment.OSVersion.Platform is PlatformID.Win32NT
             ? @"C:\Atom\.github\workflows\"
             : "/Atom/.github/workflows/";
 
+    private static string DependabotDir =>
+        Environment.OSVersion.Platform is PlatformID.Win32NT
+            ? @"C:\Atom\.github\"
+            : "/Atom/.github/";
+
     [Test]
     public void MinimalBuild_GeneratesNoWorkflows()
     {
@@ -436,4 +441,28 @@ public async Task GithubCustomStepBuild_GeneratesWorkflow()
         await Verify(workflow);
         await TestContext.Out.WriteAsync(workflow);
     }
+
+    [Test]
+    public async Task DependabotBuild_GeneratesWorkflow()
+    {
+        // Arrange
+        var fileSystem = FileSystemUtils.DefaultMockFileSystem;
+
+        var build = CreateTestHost<DependabotBuild>(fileSystem: fileSystem, commandLineArgs: new(true, [new GenArg()]));
+
+        // Act
+        await build.RunAsync();
+
+        // Assert
+        fileSystem
+            .DirectoryInfo
+            .New(DependabotDir)
+            .Exists
+            .ShouldBeTrue();
+
+        var workflow = await fileSystem.File.ReadAllTextAsync($"{DependabotDir}dependabot.yml");
+
+        await Verify(workflow);
+        await TestContext.Out.WriteAsync(workflow);
+    }
 }

DecSm.Atom.Module.GithubWorkflows/Generation/DependabotWorkflowWriter.cs

@@ -20,51 +20,61 @@ protected override void WriteWorkflow(WorkflowModel workflow)
 
         WriteLine("version: 2");
 
-        if (dependabot.Registries.Count == 0)
-            return;
+        if (dependabot.Registries.Count > 0)
+        {
+            WriteLine();
 
-        WriteLine();
+            using (WriteSection("registries:"))
+            {
+                foreach (var registry in dependabot.Registries)
+                    using (WriteSection($"{registry.Name}:"))
+                    {
+                        WriteLine($"type: {registry.Type}");
+                        WriteLine($"url: {registry.Url}");
 
-        using (WriteSection("registries:"))
-        {
-            foreach (var registry in dependabot.Registries)
-                using (WriteSection($"{registry.Name}:"))
-                {
-                    WriteLine("type: nuget-feed");
-                    WriteLine($"url: {registry.Url}");
-
-                    if (registry.Token is not null)
-                        WriteLine($"token: ${{{{{registry.Token}}}}}");
-                }
+                        if (registry.Token is not null)
+                            WriteLine($"token: ${{{{{registry.Token}}}}}");
+                    }
+            }
         }
 
-        WriteLine();
-
-        using (WriteSection("updates:"))
+        if (dependabot.Updates.Count > 0)
         {
-            foreach (var update in dependabot.Updates)
-                using (WriteSection("- package-ecosystem: \"nuget\""))
-                {
-                    WriteLine($"target-branch: \"{update.TargetBranch}\"");
-                    WriteLine("directory: \"/\"");
+            WriteLine();
 
-                    if (dependabot.Registries.Count != 0)
+            using (WriteSection("updates:"))
+            {
+                foreach (var update in dependabot.Updates)
+                    using (WriteSection($"- package-ecosystem: \"{update.Ecosystem}\""))
                     {
-                        WriteLine("registries:");
-
-                        foreach (var registry in dependabot.Registries)
-                            WriteLine($"  - {registry.Name}");
-                    }
-
-                    using (WriteSection("groups:"))
-                    using (WriteSection("nuget-deps:"))
-                    using (WriteSection("patterns:"))
-                        WriteLine("- \"*\"");
+                        WriteLine($"target-branch: \"{update.TargetBranch}\"");
+                        WriteLine($"directory: \"{update.Directory}\"");
 
-                    WriteLine($"open-pull-requests-limit: {update.OpenPullRequestsLimit}");
+                        if (update.Registries.Count > 0)
+                            using (WriteSection("registries:"))
+                            {
+                                foreach (var registry in update.Registries)
+                                    WriteLine($"- {registry}");
+                            }
 
-                    using (WriteSection("schedule:"))
-                    {
+                        if (update.Groups.Count > 0)
+                            using (WriteSection("groups:"))
+                            {
+                                foreach (var group in update.Groups)
+                                    using (WriteSection($"{group.Name}:"))
+                                    {
+                                        if (group.Patterns is not { Count: > 0 })
+                                            continue;
+
+                                        using (WriteSection("patterns:"))
+                                        {
+                                            foreach (var pattern in group.Patterns)
+                                                WriteLine($"- \"{pattern}\"");
+                                        }
+                                    }
+                            }
+
+                        using (WriteSection("schedule:"))
                         using (WriteSection("interval:"))
                         {
                             WriteLine(update.Schedule switch
@@ -77,8 +87,10 @@ protected override void WriteWorkflow(WorkflowModel workflow)
                                     $"Dependabot schedule '{update.Schedule}' is not supported."),
                             });
                         }
+
+                        WriteLine($"open-pull-requests-limit: {update.OpenPullRequestsLimit}");
                     }
-                }
+            }
         }
     }
 }

DecSm.Atom.Module.GithubWorkflows/Generation/Options/DependabotOptions.cs

@@ -20,7 +20,7 @@ public sealed record DependabotUpdate(
     DependabotSchedule Schedule = DependabotSchedule.Weekly
 )
 {
-    public required IReadOnlyCollection<string> Registries { get; init; } = [];
+    public IReadOnlyCollection<string> Registries { get; init; } = [];
 
     public IReadOnlyCollection<DependabotUpdateGroup> Groups { get; init; } = [];
 }