final bad try

golang-fuzz/auth_fuzz.go

@@ -0,0 +1,39 @@
+package my_golang_fuzz
+
+import (
+	"bytes"
+
+	"linux-auth/internal/auth"
+	"linux-auth/internal/db"
+)
+
+func Fuzz(data []byte) int {
+	if err := db.Init("test_data.db"); err != nil {
+		return -1
+	}
+	defer db.Close()
+
+	parts := bytes.SplitN(data, []byte{0}, 2)
+	if len(parts) != 2 {
+		return 0
+	}
+
+	username := string(parts[0])
+	password := string(parts[1])
+
+	ok, err := auth.Authenticate(username, password)
+
+	if err != nil {
+		return -1
+	}
+
+	if ok {
+		if (username == "admin" && password == "admin123") ||
+			(username == "user1" && password == "password1") {
+			return 1
+		}
+		return -1
+	}
+
+	return 1
+}