feat: add options to fuzz testing

- Added the options to `fuzzScenario`.
- They are clamped to non-panic values, so it only tests viable combinations.
This commit is contained in:
2026-03-21 13:07:11 -04:00
parent e00e6fcb1b
commit d07f76207b
2 changed files with 36 additions and 6 deletions

View File

@@ -1,5 +1,7 @@
package cuckoo
import "fmt"
// DefaultCapacity is the initial capacity of a [Table]. It is inspired from
// Java's [HashMap] implementation, which also uses 16.
//
@@ -27,19 +29,31 @@ type settings struct {
type Option func(*settings)
// Capacity modifies the starting capacity of each bucket of the [Table]. The
// value must be greater than 0.
// value must be non-negative.
func Capacity(value int) Option {
if value < 0 {
panic(fmt.Sprintf("go-cuckoo: Capacity must be non-negative, got %d", value))
}
return func(s *settings) { s.bucketSize = uint64(value) }
}
// MinimumLoad modifies the [DefaultMinimumLoad] of the [Table]. The value must
// be between 0.00 and 1.00.
func MinimumLoad(value float64) Option {
if value < 0.00 || value > 1.00 {
panic(fmt.Sprintf("go-cuckoo: MinimumLoad must be between 0.00 and 1.00, got %f", value))
}
return func(s *settings) { s.minLoadFactor = value }
}
// GrowthFactor controls how much the capacity of the [Table] multiplies when
// it must resize. The value must be greater than 1.
// it must resize. The value must be greater than 0.
func GrowthFactor(value int) Option {
if value <= 0 {
panic(fmt.Sprintf("go-cuckoo: GrowthFactor must be greater than 0, got %d", value))
}
return func(s *settings) { s.growthFactor = uint64(value) }
}