Sources/Library/Tasks/CreateFoldersTask.swift

@@ -15,19 +15,30 @@ public struct CreateFoldersTask {
     // MARK: Functions
     
     public func callAsFunction(at rootFolder: URL) async throws {
-        let folderApp = rootFolder.appendingPath(.folderApp)
-        let folderAppInfrastructure = rootFolder.appendingPath(.folderAppInfrastructure)
-        let folderAppTestCases = rootFolder.appendingPath(.folderAppTestCases)
-        let folderAppTestSources = rootFolder.appendingPath(.folderAppTestSources)
-
-        try await fileService.createFolder(at: folderApp)
-        try await fileService.createFolder(at: folderAppInfrastructure)
-        try await fileService.createFolder(at: folderAppTestCases)
-        try await fileService.createFolder(at: folderAppTestSources)
+        let folders = Self.foldersToCreate.map { rootFolder.appendingPath($0) }
+        
+        for folder in folders {
+            try await fileService.createFolder(at: folder)
+        }
     }
     
 }
 
+// MARK: - Helpers
+
+extension CreateFoldersTask {
+    
+    // MARK: Constants
+    
+    static let foldersToCreate: [String] = [
+        .folderApp,
+        .folderAppInfrastructure,
+        .folderAppTestCases,
+        .folderAppTestSources
+    ]
+    
+}
+
 // MARK: - String+Constants
 
 private extension String {

Tests/Library/Cases/Tasks/CreateFoldersTaskTests.swift

@@ -14,19 +14,12 @@ struct CreateFoldersTaskTests {
     @Test(arguments: [URL.someCurrentFolder, .someDotFolder, .someTildeFolder])
     func createFolders(with rootFolder: URL) async throws {
         // GIVEN
-        let folderApp = rootFolder.appendingPath("Sources/App")
-        let folderAppInfrastructure = rootFolder.appendingPath("Sources/AppInfrastructure")
-        let folderTestSources = rootFolder.appendingPath("Test/App/Sources")
-        let folderTestCases = rootFolder.appendingPath("Test/App/Cases")
-        
+        let folders = CreateFoldersTask.foldersToCreate.map { rootFolder.appendingPath($0) }
+        let actions: [FileServiceMock.Action] = folders.map { .createFolder($0) }
+
         let service = FileServiceMock(
             currentFolder: .someCurrentFolder,
-            actions: [
-                .createFolder(folderApp),
-                .createFolder(folderAppInfrastructure),
-                .createFolder(folderTestSources),
-                .createFolder(folderTestCases),
-            ],
+            actions: actions,
             spy: spy
         )
 
@@ -36,10 +29,9 @@ struct CreateFoldersTaskTests {
         try await createFolders(at: rootFolder)
 
         // THEN
-        #expect(spy.actions[0] == .folderCreated(folderApp))
-        #expect(spy.actions[1] == .folderCreated(folderAppInfrastructure))
-        #expect(spy.actions[2] == .folderCreated(folderTestSources))
-        #expect(spy.actions[3] == .folderCreated(folderTestCases))
+        for index in actions.indices {
+            #expect(spy.actions[index] == .folderCreated(folders[index]))
+        }
     }
 
 }