Add debug logging

Author: finestructure

Tests/AppTests/Helpers/DatabasePool.swift

@@ -40,6 +40,9 @@ actor DatabasePool {
     var availableDatabases: Set<Database> = .init()
 
     func setUp() async throws {
+        let start = Date()
+        print("ℹ️ \(#function) start")
+        defer { print("ℹ️ \(#function) end", Date().timeIntervalSince(start)) }
         // Call DotEnvFile.load once to ensure env variables are set
         await DotEnvFile.load(for: .testing, fileio: .init(threadPool: .singleton))
 
@@ -88,6 +91,9 @@ actor DatabasePool {
     }
 
     func withDatabase(_ operation: @Sendable (Database) async throws -> Void) async throws {
+        let start = Date()
+        print("ℹ️ \(#function) start")
+        defer { print("ℹ️ \(#function) end", Date().timeIntervalSince(start)) }
         let db = try await retainDatabase()
         do {
             try await operation(db)
@@ -116,8 +122,19 @@ actor DatabasePool {
     }
 
     private func retainDatabase() async throws -> Database {
+        let start = Date()
+        print("ℹ️ \(#function) start")
+        defer { print("ℹ️ \(#function) end", Date().timeIntervalSince(start)) }
         var database = availableDatabases.randomElement()
+        var retry = 0
         while database == nil {
+            defer { retry += 1 }
+            if retry > 0 && retry % 50 == 0 {
+                print("ℹ️ \(#function) available databases: \(availableDatabases.count) retry \(retry)")
+            }
+            if retry >= 1000 {
+                throw "Retry count exceeded"
+            }
             try await Task.sleep(for: .milliseconds(100))
             database = availableDatabases.randomElement()
         }
@@ -268,3 +285,7 @@ extension Environment {
         Environment.get("DATABASEPOOL_TEARDOWN").flatMap(\.asBool) ?? true
     }
 }
+
+
+#warning("remove later")
+extension String: Swift.Error { }