package lib import ( "sync" "time" ) // PerformanceMetrics represents a thread-safe container for tracking // performance statistics during load testing type PerformanceMetrics struct { Mu sync.Mutex TotalRequests int32 TotalResponses int32 TotalLatency time.Duration MaxLatency time.Duration MinLatency time.Duration ResponseCounters map[int]int32 } // RequestError represents a detailed error that occurs during an HTTP request type RequestError struct { Verb string URL string Err error } // RequestPattern defines the characteristics of requests to be sent during load testing type RequestPattern struct { Verb string Percentage float64 Sequence int }