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 Go to latest Published: Mar 28, 2018 License: MIT Imports: 6 Imported by: 1

README

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Key based dumy data generator for testing.

Documentation

Index

Constants

This section is empty.

Variables

View Source 
var (
	// Float64 is a default float spec.
	Float64 Float64Spec = Float64Spec{
		1,
		0,
	}
	// Float32 is a default float spec.
	Float32 Float32Spec = Float32Spec{
		1,
		0,
	}
)
View Source 
var (
	// GlobalRand is a default random number generator.
	GlobalRand *rand.Rand = rand.New(rand.NewSource(time.Now().UnixNano()))
	// GlobalCache is a default cache store.
	GlobalCache map[string]interface{} = make(map[string]interface{})
)
View Source 
var (
	// Int is a default int spec.
	Int IntSpec = IntSpec{
		math.MaxInt32,
		0,
	}
	// Int64 is a default int64 spec.
	Int64 Int64Spec = Int64Spec{
		math.MaxInt64,
		0,
	}
)

Functions

This section is empty.

Types

type BoolSpec 

type BoolSpec struct{}

BoolSpec is a spec of a bool. 

var Bool BoolSpec = BoolSpec{}

Bool is a default bool spec.

func (BoolSpec) Generate 

func (s BoolSpec) Generate(r *rand.Rand) bool

Generate generates a random bool from r.

type CacheKey 

type CacheKey interface {
	CacheKey() string
}

type Float32Spec 

type Float32Spec struct {
	Max float32
	Min float32
}

Float32Spec is a spec of a float64.

func (*Float32Spec) Generate 

func (s *Float32Spec) Generate(r *rand.Rand) float32

Generate generates a random bool from r.

func (Float32Spec) WithMax 

func (s Float32Spec) WithMax(max float32) Float32Spec

WithMax returns new spec with given max.

func (Float32Spec) WithMin 

func (s Float32Spec) WithMin(min float32) Float32Spec

WithMin returns new spec with given min.

type Float64Spec 

type Float64Spec struct {
	Max float64
	Min float64
}

Float64Spec is a spec of a float64.

func (Float64Spec) Generate 

func (s Float64Spec) Generate(r *rand.Rand) float64

Generate generates a random bool from r.

func (Float64Spec) WithMax 

func (s Float64Spec) WithMax(max float64) Float64Spec

WithMax returns new spec with given max.

func (Float64Spec) WithMin 

func (s Float64Spec) WithMin(min float64) Float64Spec

WithMin returns new spec with given min.

type Generator 

type Generator struct {
	// LocalRand is a instance specific random number generator.
	LocalRand *rand.Rand
	// LocalCache is a instance specific cache store.
	LocalCache map[string]interface{}
}

Generator generates and caches a dummy data.

func (*Generator) Bool 

func (g *Generator) Bool(key string, spec BoolSpec) bool

Bool generates a bool according to a key and spec.

func (*Generator) Cache 

func (g *Generator) Cache() map[string]interface{}

Cache returns a cache store. GlobalRand or LocalCache are returned.

func (*Generator) Float32 

func (g *Generator) Float32(key string, spec Float32Spec) float32

Float32 generates a float according to a key and spec.

func (*Generator) Float64 

func (g *Generator) Float64(key string, spec Float64Spec) float64

Float64 generates a float according to a key and spec.

func (*Generator) Generate 

func (g *Generator) Generate(key string, spec interface{}, f func(r *rand.Rand) interface{}) interface{}

func (*Generator) Int 

func (g *Generator) Int(key string, spec IntSpec) int

Int generates a int according to a key and spec.

func (*Generator) Int64 

func (g *Generator) Int64(key string, spec Int64Spec) int64

Int64 generates a int64 according to a key and spec.

func (*Generator) Rand 

func (g *Generator) Rand(key string) *rand.Rand

Rand returns a random number generator for the specific key. GlobalRand or LocalCache are returned for the empty key.

func (*Generator) String 

func (g *Generator) String(key string, spec StringSpec) string

String generates a string according to a key and spec.

func (*Generator) Time 

func (g *Generator) Time(key string, spec TimeSpec) time.Time

Time generates a time.Time according to a key and spec.

func (*Generator) URL 

func (g *Generator) URL(key string, spec URLSpec) url.URL

URL generates a url.URL according to a key and spec.

func (*Generator) Uint 

func (g *Generator) Uint(key string, spec UintSpec) uint

Uint generates a uint according to a key and spec.

type Int64Spec 

type Int64Spec struct {
	Max int64
	Min int64
}

Int64Spec is spec of a int64.

func (Int64Spec) Generate 

func (s Int64Spec) Generate(r *rand.Rand) int64

Generate generates a random int64 from r.

func (Int64Spec) WithMax 

func (s Int64Spec) WithMax(max int64) Int64Spec

WithMax returns new spec with given max.

func (Int64Spec) WithMin 

func (s Int64Spec) WithMin(min int64) Int64Spec

WithMin returns new spec with given min.

type IntSpec 

type IntSpec struct {
	Max int
	Min int
}

IntSpec is spec of a int.

func (IntSpec) Generate 

func (s IntSpec) Generate(r *rand.Rand) int

Generate generates a random int from r.

func (IntSpec) WithMax 

func (s IntSpec) WithMax(max int) IntSpec

WithMax returns new spec with given max.

func (IntSpec) WithMin 

func (s IntSpec) WithMin(min int) IntSpec

WithMin returns new spec with given min.

type Some 

type Some struct{}

func (Some) Bool 

func (s Some) Bool() BoolSpec

func (Some) Float32 

func (s Some) Float32() Float32Spec

func (Some) Float64 

func (s Some) Float64() Float64Spec

func (Some) Int 

func (s Some) Int() IntSpec

func (Some) Int64 

func (s Some) Int64() Int64Spec

func (Some) String 

func (s Some) String() StringSpec

func (Some) Time 

func (s Some) Time() TimeSpec

func (Some) URL 

func (s Some) URL() URLSpec

func (Some) Uint 

func (s Some) Uint() UintSpec

type StringSpec 

type StringSpec struct {
	Len int
}

BoolSpec is a spec of a string. 

var String StringSpec = StringSpec{
	10,
}

String is a default string spec.

func (StringSpec) Generate 

func (s StringSpec) Generate(r *rand.Rand) string

Generate generates a random string from r.

func (StringSpec) WithLen 

func (s StringSpec) WithLen(len int) StringSpec

WithLen returns new spec with given len.

type TimeSpec 

type TimeSpec struct {
	After  time.Time
	Before time.Time
}

TimeSpec is a spec of a time.Time. 

var Time TimeSpec = TimeSpec{
	time.Unix(0, 0),
	time.Date(3000, time.January, 1, 0, 0, 0, 0, time.UTC),
}

Bool is a default time.Time spec.

func (TimeSpec) Generate 

func (s TimeSpec) Generate(r *rand.Rand) time.Time

Generate generates a random time.Time from r.

func (TimeSpec) WithAfter 

func (s TimeSpec) WithAfter(after time.Time) TimeSpec

WithAfter returns new spec with given after.

func (TimeSpec) WithBefore 

func (s TimeSpec) WithBefore(before time.Time) TimeSpec

WithBefore returns new spec with given before.

type URLSpec 

type URLSpec struct {
	Schemes []string
}

URLSpec is a spec of a url.URL. 

var URL URLSpec = URLSpec{
	[]string{"http", "https"},
}

URL is a default url.URL spec.

func (URLSpec) Generate 

func (s URLSpec) Generate(r *rand.Rand) url.URL

Generate generates a random url.URL from r.

func (URLSpec) WithSchemes 

func (s URLSpec) WithSchemes(schemes []string) URLSpec

WithSchemes returns new spec with given schemes.

type UintSpec 

type UintSpec struct {
	Max uint
	Min uint
}

UintSpec is a spec of a uint. 

var Uint UintSpec = UintSpec{
	math.MaxUint32,
	0,
}

Uint is a default uint spec.

func (*UintSpec) Generate 

func (s *UintSpec) Generate(r *rand.Rand) uint

Generate generates a random uint from r.

func (UintSpec) WithMax 

func (s UintSpec) WithMax(max uint) UintSpec

WithMax returns new spec with given max.

func (UintSpec) WithMin 

func (s UintSpec) WithMin(min uint) UintSpec

WithMin returns new spec with given min.

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