Written test cases for the RenderFileTask task in the unit tests target.

Library/Sources/Public/Models/Project.swift

@@ -1,4 +1,4 @@
-public struct Project: Sendable {
+public struct Project: Equatable, Sendable {
     
     // MARK: Properties
     

Test/Sources/Cases/Public/Tasks/RenderFilesTaskTests.swift

@@ -0,0 +1,41 @@
+import Foundation
+import Testing
+
+@testable import ColibriLibrary
+
+struct RenderFilesTaskTests {
+
+    @Test(arguments: [URL.someCurrentFolder], [Project(name: "Some name goes here...")])
+    func task(at rootFolder: URL, with project: Project) async throws {
+        // GIVEN
+        let fileService = FileServiceSpy()
+        let templateService = TemplateServiceSpy()
+        
+        let renderFiles = RenderFilesTask(fileService: fileService,
+                                          templateService: templateService)
+
+        // WHEN
+        try await renderFiles(at: rootFolder, with: project)
+        
+        // THEN
+        let fileData = Data()
+        let templates = Template.allCases
+
+        #expect(fileService.actions.count == 3)
+        #expect(templateService.actions.count == 3)
+        
+        fileService.actions.enumerated().forEach { index, action in
+            #expect(action == .fileCreated(rootFolder.appendingPath(templates[index].filePath), fileData))
+        }
+
+        templateService.actions.enumerated().forEach { index, action in
+            if case let .rendered(object, template) = action {
+                #expect(object as? Project == project)
+                #expect(template == templates[index].rawValue)
+            } else {
+                Issue.record("Action should have been a case of the `TemplateServiceSpy.Action` enumeration.")
+            }
+        }
+    }
+
+}

Test/Sources/Helpers/Spies/TemplateServiceSpy.swift

@@ -15,7 +15,7 @@ extension TemplateServiceSpy: TemplateServicing {
     // MARK: Functions
     
     @discardableResult
-    func render(_ object: Any, on template: String) async throws(TemplateServiceError) -> String {
+    func render(_ object: Any, on template: String) async throws (TemplateServiceError) -> String {
         actions.append(.rendered(object, template))
         
         return .content