575 lines
17 KiB
Go
575 lines
17 KiB
Go
package gofakeit
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import (
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"math"
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"math/rand"
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)
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// Number will generate a random number between given min And max
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func Number(min int, max int) int { return number(globalFaker.Rand, min, max) }
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// Number will generate a random number between given min And max
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func (f *Faker) Number(min int, max int) int { return number(f.Rand, min, max) }
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func number(r *rand.Rand, min int, max int) int { return randIntRange(r, min, max) }
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// Uint8 will generate a random uint8 value
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func Uint8() uint8 { return uint8Func(globalFaker.Rand) }
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// Uint8 will generate a random uint8 value
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func (f *Faker) Uint8() uint8 { return uint8Func(f.Rand) }
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func uint8Func(r *rand.Rand) uint8 { return uint8(randUintRange(r, minUint, math.MaxUint8)) }
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// Uint16 will generate a random uint16 value
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func Uint16() uint16 { return uint16Func(globalFaker.Rand) }
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// Uint16 will generate a random uint16 value
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func (f *Faker) Uint16() uint16 { return uint16Func(f.Rand) }
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func uint16Func(r *rand.Rand) uint16 { return uint16(randUintRange(r, minUint, math.MaxUint16)) }
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// Uint32 will generate a random uint32 value
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func Uint32() uint32 { return uint32Func(globalFaker.Rand) }
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// Uint32 will generate a random uint32 value
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func (f *Faker) Uint32() uint32 { return uint32Func(f.Rand) }
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func uint32Func(r *rand.Rand) uint32 { return uint32(randUintRange(r, minUint, math.MaxUint32)) }
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// Uint64 will generate a random uint64 value
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func Uint64() uint64 { return uint64Func(globalFaker.Rand) }
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// Uint64 will generate a random uint64 value
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func (f *Faker) Uint64() uint64 { return uint64Func(f.Rand) }
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func uint64Func(r *rand.Rand) uint64 { return uint64(randUintRange(r, minUint, maxUint)) }
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// UintRange will generate a random uint value between min and max
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func UintRange(min, max uint) uint { return uintRangeFunc(globalFaker.Rand, min, max) }
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// UintRange will generate a random uint value between min and max
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func (f *Faker) UintRange(min, max uint) uint { return uintRangeFunc(f.Rand, min, max) }
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func uintRangeFunc(r *rand.Rand, min, max uint) uint { return randUintRange(r, min, max) }
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// Int8 will generate a random Int8 value
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func Int8() int8 { return int8Func(globalFaker.Rand) }
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// Int8 will generate a random Int8 value
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func (f *Faker) Int8() int8 { return int8Func(f.Rand) }
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func int8Func(r *rand.Rand) int8 { return int8(randIntRange(r, math.MinInt8, math.MaxInt8)) }
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// Int16 will generate a random int16 value
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func Int16() int16 { return int16Func(globalFaker.Rand) }
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// Int16 will generate a random int16 value
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func (f *Faker) Int16() int16 { return int16Func(f.Rand) }
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func int16Func(r *rand.Rand) int16 { return int16(randIntRange(r, math.MinInt16, math.MaxInt16)) }
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// Int32 will generate a random int32 value
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func Int32() int32 { return int32Func(globalFaker.Rand) }
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// Int32 will generate a random int32 value
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func (f *Faker) Int32() int32 { return int32Func(f.Rand) }
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func int32Func(r *rand.Rand) int32 { return int32(randIntRange(r, math.MinInt32, math.MaxInt32)) }
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// Int64 will generate a random int64 value
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func Int64() int64 { return int64Func(globalFaker.Rand) }
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// Int64 will generate a random int64 value
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func (f *Faker) Int64() int64 { return int64Func(f.Rand) }
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func int64Func(r *rand.Rand) int64 { return int64(randIntRange(r, minInt, maxInt)) }
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// IntRange will generate a random int value between min and max
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func IntRange(min, max int) int { return intRangeFunc(globalFaker.Rand, min, max) }
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// IntRange will generate a random int value between min and max
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func (f *Faker) IntRange(min, max int) int { return intRangeFunc(f.Rand, min, max) }
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func intRangeFunc(r *rand.Rand, min, max int) int { return randIntRange(r, min, max) }
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// Float32 will generate a random float32 value
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func Float32() float32 { return float32Func(globalFaker.Rand) }
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// Float32 will generate a random float32 value
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func (f *Faker) Float32() float32 { return float32Func(f.Rand) }
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func float32Func(r *rand.Rand) float32 {
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return float32Range(r, math.SmallestNonzeroFloat32, math.MaxFloat32)
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}
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// Float32Range will generate a random float32 value between min and max
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func Float32Range(min, max float32) float32 {
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return float32Range(globalFaker.Rand, min, max)
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}
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// Float32Range will generate a random float32 value between min and max
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func (f *Faker) Float32Range(min, max float32) float32 {
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return float32Range(f.Rand, min, max)
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}
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func float32Range(r *rand.Rand, min, max float32) float32 {
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if min == max {
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return min
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}
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return r.Float32()*(max-min) + min
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}
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// Float64 will generate a random float64 value
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func Float64() float64 {
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return float64Func(globalFaker.Rand)
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}
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// Float64 will generate a random float64 value
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func (f *Faker) Float64() float64 {
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return float64Func(f.Rand)
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}
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func float64Func(r *rand.Rand) float64 {
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return float64Range(r, math.SmallestNonzeroFloat64, math.MaxFloat64)
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}
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// Float64Range will generate a random float64 value between min and max
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func Float64Range(min, max float64) float64 {
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return float64Range(globalFaker.Rand, min, max)
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}
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// Float64Range will generate a random float64 value between min and max
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func (f *Faker) Float64Range(min, max float64) float64 {
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return float64Range(f.Rand, min, max)
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}
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func float64Range(r *rand.Rand, min, max float64) float64 {
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if min == max {
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return min
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}
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return r.Float64()*(max-min) + min
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}
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// ShuffleInts will randomize a slice of ints
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func ShuffleInts(a []int) { shuffleInts(globalFaker.Rand, a) }
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// ShuffleInts will randomize a slice of ints
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func (f *Faker) ShuffleInts(a []int) { shuffleInts(f.Rand, a) }
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func shuffleInts(r *rand.Rand, a []int) {
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for i := range a {
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j := r.Intn(i + 1)
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a[i], a[j] = a[j], a[i]
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}
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}
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// RandomInt will take in a slice of int and return a randomly selected value
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func RandomInt(i []int) int { return randomInt(globalFaker.Rand, i) }
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// RandomInt will take in a slice of int and return a randomly selected value
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func (f *Faker) RandomInt(i []int) int { return randomInt(f.Rand, i) }
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func randomInt(r *rand.Rand, i []int) int {
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size := len(i)
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if size == 0 {
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return 0
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}
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if size == 1 {
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return i[0]
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}
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return i[r.Intn(size)]
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}
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// RandomUint will take in a slice of uint and return a randomly selected value
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func RandomUint(u []uint) uint { return randomUint(globalFaker.Rand, u) }
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// RandomUint will take in a slice of uint and return a randomly selected value
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func (f *Faker) RandomUint(u []uint) uint { return randomUint(f.Rand, u) }
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func randomUint(r *rand.Rand, u []uint) uint {
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size := len(u)
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if size == 0 {
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return 0
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}
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if size == 1 {
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return u[0]
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}
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return u[r.Intn(size)]
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}
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// HexUint8 will generate a random uint8 hex value with "0x" prefix
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func HexUint8() string { return hexUint(globalFaker.Rand, 8) }
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// HexUint8 will generate a random uint8 hex value with "0x" prefix
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func (f *Faker) HexUint8() string { return hexUint(f.Rand, 8) }
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// HexUint16 will generate a random uint16 hex value with "0x" prefix
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func HexUint16() string { return hexUint(globalFaker.Rand, 16) }
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// HexUint16 will generate a random uint16 hex value with "0x" prefix
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func (f *Faker) HexUint16() string { return hexUint(f.Rand, 16) }
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// HexUint32 will generate a random uint32 hex value with "0x" prefix
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func HexUint32() string { return hexUint(globalFaker.Rand, 32) }
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// HexUint32 will generate a random uint32 hex value with "0x" prefix
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func (f *Faker) HexUint32() string { return hexUint(f.Rand, 32) }
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// HexUint64 will generate a random uint64 hex value with "0x" prefix
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func HexUint64() string { return hexUint(globalFaker.Rand, 64) }
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// HexUint64 will generate a random uint64 hex value with "0x" prefix
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func (f *Faker) HexUint64() string { return hexUint(f.Rand, 64) }
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// HexUint128 will generate a random uint128 hex value with "0x" prefix
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func HexUint128() string { return hexUint(globalFaker.Rand, 128) }
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// HexUint128 will generate a random uint128 hex value with "0x" prefix
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func (f *Faker) HexUint128() string { return hexUint(f.Rand, 128) }
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// HexUint256 will generate a random uint256 hex value with "0x" prefix
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func HexUint256() string { return hexUint(globalFaker.Rand, 256) }
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// HexUint256 will generate a random uint256 hex value with "0x" prefix
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func (f *Faker) HexUint256() string { return hexUint(f.Rand, 256) }
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func hexUint(r *rand.Rand, bitSize int) string {
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digits := []byte("0123456789abcdef")
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hexLen := (bitSize >> 2) + 2
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if hexLen <= 2 {
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return "0x"
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}
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s := make([]byte, hexLen)
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s[0], s[1] = '0', 'x'
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for i := 2; i < hexLen; i++ {
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s[i] = digits[r.Intn(16)]
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}
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return string(s)
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}
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func addNumberLookup() {
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AddFuncLookup("number", Info{
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Display: "Number",
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Category: "number",
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Description: "Random number between given range",
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Example: "14866",
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Output: "int",
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Params: []Param{
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{Field: "min", Display: "Min", Type: "int", Default: "-2147483648", Description: "Minimum integer value"},
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{Field: "max", Display: "Max", Type: "int", Default: "2147483647", Description: "Maximum integer value"},
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},
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Generate: func(r *rand.Rand, m *MapParams, info *Info) (interface{}, error) {
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min, err := info.GetInt(m, "min")
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if err != nil {
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return nil, err
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}
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max, err := info.GetInt(m, "max")
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if err != nil {
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return nil, err
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}
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return number(r, min, max), nil
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},
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})
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AddFuncLookup("uint8", Info{
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Display: "Uint8",
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Category: "number",
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Description: "Random uint8 value",
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Example: "152",
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Output: "uint8",
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Generate: func(r *rand.Rand, m *MapParams, info *Info) (interface{}, error) {
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return uint8Func(r), nil
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},
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})
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AddFuncLookup("uint16", Info{
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Display: "Uint16",
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Category: "number",
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Description: "Random uint16 value",
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Example: "34968",
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Output: "uint16",
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Generate: func(r *rand.Rand, m *MapParams, info *Info) (interface{}, error) {
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return uint16Func(r), nil
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},
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})
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AddFuncLookup("uint32", Info{
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Display: "Uint32",
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Category: "number",
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Description: "Random uint32 value",
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Example: "1075055705",
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Output: "uint32",
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Generate: func(r *rand.Rand, m *MapParams, info *Info) (interface{}, error) {
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return uint32Func(r), nil
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},
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})
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AddFuncLookup("uint64", Info{
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Display: "Uint64",
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Category: "number",
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Description: "Random uint64 value",
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Example: "843730692693298265",
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Output: "uint64",
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Generate: func(r *rand.Rand, m *MapParams, info *Info) (interface{}, error) {
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return uint64Func(r), nil
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},
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})
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AddFuncLookup("uintrange", Info{
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Display: "UintRange",
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Category: "number",
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Description: "Random uint value between given range",
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Example: "1075055705",
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Output: "uint",
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Params: []Param{
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{Field: "min", Display: "Min", Type: "uint", Default: "0", Description: "Minimum uint value"},
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{Field: "max", Display: "Max", Type: "uint", Default: "4294967295", Description: "Maximum uint value"},
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},
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Generate: func(r *rand.Rand, m *MapParams, info *Info) (interface{}, error) {
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min, err := info.GetUint(m, "min")
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if err != nil {
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return nil, err
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}
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max, err := info.GetUint(m, "max")
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if err != nil {
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return nil, err
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}
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return uintRangeFunc(r, min, max), nil
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},
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})
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AddFuncLookup("int8", Info{
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Display: "Int8",
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Category: "number",
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Description: "Random int8 value",
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Example: "24",
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Output: "int8",
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Generate: func(r *rand.Rand, m *MapParams, info *Info) (interface{}, error) {
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return int8Func(r), nil
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},
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})
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AddFuncLookup("int16", Info{
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Display: "Int16",
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Category: "number",
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Description: "Random int16 value",
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Example: "2200",
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Output: "int16",
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Generate: func(r *rand.Rand, m *MapParams, info *Info) (interface{}, error) {
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return int16Func(r), nil
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},
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})
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AddFuncLookup("int32", Info{
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Display: "Int32",
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Category: "number",
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Description: "Random int32 value",
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Example: "-1072427943",
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Output: "int32",
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Generate: func(r *rand.Rand, m *MapParams, info *Info) (interface{}, error) {
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return int32Func(r), nil
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},
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})
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AddFuncLookup("int64", Info{
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Display: "Int64",
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Category: "number",
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Description: "Random int64 value",
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Example: "-8379641344161477543",
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Output: "int64",
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Generate: func(r *rand.Rand, m *MapParams, info *Info) (interface{}, error) {
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return int64Func(r), nil
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},
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})
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AddFuncLookup("intrange", Info{
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Display: "IntRange",
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Category: "number",
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Description: "Random int value between min and max",
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Example: "-8379477543",
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Output: "int",
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Params: []Param{
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{Field: "min", Display: "Min", Type: "int", Description: "Minimum int value"},
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{Field: "max", Display: "Max", Type: "int", Description: "Maximum int value"},
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},
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Generate: func(r *rand.Rand, m *MapParams, info *Info) (interface{}, error) {
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min, err := info.GetInt(m, "min")
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if err != nil {
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return nil, err
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}
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max, err := info.GetInt(m, "max")
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if err != nil {
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return nil, err
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}
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return intRangeFunc(r, min, max), nil
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},
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})
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AddFuncLookup("float32", Info{
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Display: "Float32",
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Category: "number",
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Description: "Random float32 value",
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Example: "3.1128167e+37",
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Output: "float32",
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Generate: func(r *rand.Rand, m *MapParams, info *Info) (interface{}, error) {
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return float32Func(r), nil
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},
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})
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AddFuncLookup("float32range", Info{
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Display: "Float32 Range",
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Category: "number",
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Description: "Random float32 between given range",
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Example: "914774.6",
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Output: "float32",
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Params: []Param{
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{Field: "min", Display: "Min", Type: "float", Description: "Minimum float32 value"},
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{Field: "max", Display: "Max", Type: "float", Description: "Maximum float32 value"},
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},
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Generate: func(r *rand.Rand, m *MapParams, info *Info) (interface{}, error) {
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min, err := info.GetFloat32(m, "min")
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if err != nil {
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return nil, err
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}
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max, err := info.GetFloat32(m, "max")
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if err != nil {
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return nil, err
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}
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return float32Range(r, min, max), nil
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},
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})
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AddFuncLookup("float64", Info{
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Display: "Float64",
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Category: "number",
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Description: "Random float64 value",
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Example: "1.644484108270445e+307",
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Output: "float64",
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Generate: func(r *rand.Rand, m *MapParams, info *Info) (interface{}, error) {
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return float64Func(r), nil
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},
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})
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AddFuncLookup("float64range", Info{
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Display: "Float64 Range",
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Category: "number",
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Description: "Random float64 between given range",
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Example: "914774.5585333086",
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Output: "float64",
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Params: []Param{
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{Field: "min", Display: "Min", Type: "float", Description: "Minimum float64 value"},
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{Field: "max", Display: "Max", Type: "float", Description: "Maximum float64 value"},
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},
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Generate: func(r *rand.Rand, m *MapParams, info *Info) (interface{}, error) {
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min, err := info.GetFloat64(m, "min")
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if err != nil {
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return nil, err
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}
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max, err := info.GetFloat64(m, "max")
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if err != nil {
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return nil, err
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}
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return float64Range(r, min, max), nil
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},
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})
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AddFuncLookup("shuffleints", Info{
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Display: "Shuffle Ints",
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Category: "number",
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Description: "Shuffle an array of ints",
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Example: "1,2,3,4 => 3,1,4,2",
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Output: "[]int",
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Params: []Param{
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|
{Field: "ints", Display: "Integers", Type: "[]int", Description: "Delimited separated integers"},
|
|
},
|
|
Generate: func(r *rand.Rand, m *MapParams, info *Info) (interface{}, error) {
|
|
ints, err := info.GetIntArray(m, "ints")
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
|
|
shuffleInts(r, ints)
|
|
|
|
return ints, nil
|
|
},
|
|
})
|
|
|
|
AddFuncLookup("hexuint8", Info{
|
|
Display: "HexUint8",
|
|
Category: "number",
|
|
Description: "Random uint8 hex value",
|
|
Example: "0x87",
|
|
Output: "string",
|
|
Generate: func(r *rand.Rand, m *MapParams, info *Info) (interface{}, error) {
|
|
return hexUint(r, 8), nil
|
|
},
|
|
})
|
|
|
|
AddFuncLookup("hexuint16", Info{
|
|
Display: "HexUint16",
|
|
Category: "number",
|
|
Description: "Random uint16 hex value",
|
|
Example: "0x8754",
|
|
Output: "string",
|
|
Generate: func(r *rand.Rand, m *MapParams, info *Info) (interface{}, error) {
|
|
return hexUint(r, 16), nil
|
|
},
|
|
})
|
|
|
|
AddFuncLookup("hexuint32", Info{
|
|
Display: "HexUint32",
|
|
Category: "number",
|
|
Description: "Random uint32 hex value",
|
|
Example: "0x87546957",
|
|
Output: "string",
|
|
Generate: func(r *rand.Rand, m *MapParams, info *Info) (interface{}, error) {
|
|
return hexUint(r, 32), nil
|
|
},
|
|
})
|
|
|
|
AddFuncLookup("hexuint64", Info{
|
|
Display: "HexUint64",
|
|
Category: "number",
|
|
Description: "Random uint64 hex value",
|
|
Example: "0x875469578e51b5e5",
|
|
Output: "string",
|
|
Generate: func(r *rand.Rand, m *MapParams, info *Info) (interface{}, error) {
|
|
return hexUint(r, 64), nil
|
|
},
|
|
})
|
|
|
|
AddFuncLookup("hexuint128", Info{
|
|
Display: "HexUint128",
|
|
Category: "number",
|
|
Description: "Random uint128 hex value",
|
|
Example: "0x875469578e51b5e56c95b64681d147a1",
|
|
Output: "string",
|
|
Generate: func(r *rand.Rand, m *MapParams, info *Info) (interface{}, error) {
|
|
return hexUint(r, 128), nil
|
|
},
|
|
})
|
|
|
|
AddFuncLookup("hexuint256", Info{
|
|
Display: "HexUint256",
|
|
Category: "number",
|
|
Description: "Random uint256 hex value",
|
|
Example: "0x875469578e51b5e56c95b64681d147a12cde48a4f417231b0c486abbc263e48d",
|
|
Output: "string",
|
|
Generate: func(r *rand.Rand, m *MapParams, info *Info) (interface{}, error) {
|
|
return hexUint(r, 256), nil
|
|
},
|
|
})
|
|
}
|