How to use Reduce method of diff Package

Best Got code snippet using diff.Reduce

reducer_test.go

Source:reducer_test.go Github

copy

Full Screen

...16 "testing"17 . "github.com/smartystreets/goconvey/convey"18 "yunion.io/x/onecloud/pkg/monitor/tsdb"19)20func TestSimpleReducer(t *testing.T) {21 Convey("Test simple reducer by calculating", t, func() {22 Convey("sum", func() {23 result := testReducer("sum", 1, 2, 3)24 So(result, ShouldEqual, float64(6))25 })26 Convey("min", func() {27 result := testReducer("min", 3, 2, 1)28 So(result, ShouldEqual, float64(1))29 })30 Convey("max", func() {31 result := testReducer("max", 1, 2, 3)32 So(result, ShouldEqual, float64(3))33 })34 Convey("count", func() {35 result := testReducer("count", 1, 2, 3000)36 So(result, ShouldEqual, float64(3))37 })38 Convey("last", func() {39 result := testReducer("last", 1, 2, 3000)40 So(result, ShouldEqual, float64(3000))41 })42 Convey("median odd amount of numbers", func() {43 result := testReducer("median", 1, 2, 3000)44 So(result, ShouldEqual, float64(2))45 })46 Convey("median even amount of numbers", func() {47 result := testReducer("median", 1, 2, 4, 3000)48 So(result, ShouldEqual, float64(3))49 })50 Convey("median with one values", func() {51 result := testReducer("median", 1)52 So(result, ShouldEqual, float64(1))53 })54 Convey("median should ignore null values", func() {55 reducer := newSimpleReducerByType("median")56 series := &tsdb.TimeSeries{57 Name: "test time series",58 }59 series.Points = append(series.Points, tsdb.NewTimePoint(nil, 1))60 series.Points = append(series.Points, tsdb.NewTimePoint(nil, 2))61 series.Points = append(series.Points, tsdb.NewTimePoint(nil, 3))62 series.Points = append(series.Points, tsdb.NewTimePointByVal(1, 4))63 series.Points = append(series.Points, tsdb.NewTimePointByVal(2, 5))64 series.Points = append(series.Points, tsdb.NewTimePointByVal(3, 6))65 result, _ := reducer.Reduce(series)66 So(result, ShouldNotBeNil)67 So(*result, ShouldEqual, 2)68 })69 Convey("avg", func() {70 result := testReducer("avg", 1, 2, 3)71 So(result, ShouldEqual, float64(2))72 })73 Convey("count_non_null", func() {74 Convey("with null values and real values", func() {75 reducer := newSimpleReducerByType("count_non_null")76 series := &tsdb.TimeSeries{77 Name: "test time series",78 }79 series.Points = append(series.Points, tsdb.NewTimePoint(nil, 1))80 series.Points = append(series.Points, tsdb.NewTimePoint(nil, 2))81 series.Points = append(series.Points, tsdb.NewTimePointByVal(3, 3))82 series.Points = append(series.Points, tsdb.NewTimePointByVal(4, 4))83 reduce, _ := reducer.Reduce(series)84 So(reduce, ShouldNotBeNil)85 So(*reduce, ShouldEqual, 2)86 })87 Convey("with null values", func() {88 reducer := newSimpleReducerByType("count_non_null")89 series := &tsdb.TimeSeries{90 Name: "test time series",91 }92 series.Points = append(series.Points, tsdb.NewTimePoint(nil, 1))93 series.Points = append(series.Points, tsdb.NewTimePoint(nil, 2))94 reduce, _ := reducer.Reduce(series)95 So(reduce, ShouldBeNil)96 })97 })98 Convey("avg of number values and null values should ignore nulls", func() {99 reduer := newSimpleReducerByType("avg")100 series := &tsdb.TimeSeries{101 Name: "test time series",102 }103 series.Points = append(series.Points, tsdb.NewTimePoint(nil, 1))104 series.Points = append(series.Points, tsdb.NewTimePoint(nil, 2))105 series.Points = append(series.Points, tsdb.NewTimePoint(nil, 3))106 series.Points = append(series.Points, tsdb.NewTimePointByVal(3, 4))107 reduce, _ := reduer.Reduce(series)108 So(*reduce, ShouldEqual, 3)109 })110 Convey("diff one point", func() {111 result := testReducer("diff", 30)112 So(result, ShouldEqual, float64(0))113 })114 Convey("diff two points", func() {115 result := testReducer("diff", 30, 40)116 So(result, ShouldEqual, float64(10))117 })118 Convey("diff three points", func() {119 result := testReducer("diff", 30, 40, 40)120 So(result, ShouldEqual, float64(10))121 })122 Convey("diff with only nulls", func() {123 reducer := newSimpleReducerByType("diff")124 series := &tsdb.TimeSeries{125 Name: "test time serie",126 }127 series.Points = append(series.Points, tsdb.NewTimePoint(nil, 1))128 series.Points = append(series.Points, tsdb.NewTimePoint(nil, 2))129 reduce, _ := reducer.Reduce(series)130 So(reduce, ShouldBeNil)131 })132 Convey("percent_diff one point", func() {133 result := testReducer("percent_diff", 40)134 So(result, ShouldEqual, float64(0))135 })136 Convey("percent_diff two points", func() {137 result := testReducer("percent_diff", 30, 40)138 So(result, ShouldEqual, float64(33.33333333333333))139 })140 Convey("percent_diff three points", func() {141 result := testReducer("percent_diff", 30, 40, 40)142 So(result, ShouldEqual, float64(33.33333333333333))143 })144 Convey("percent_diff with only nulls", func() {145 reducer := newSimpleReducerByType("percent_diff")146 series := &tsdb.TimeSeries{147 Name: "test time serie",148 }149 series.Points = append(series.Points, tsdb.NewTimePoint(nil, 1))150 series.Points = append(series.Points, tsdb.NewTimePoint(nil, 2))151 reduce, _ := reducer.Reduce(series)152 So(reduce, ShouldBeNil)153 })154 })155}156func testReducer(reducerType string, datapoints ...float64) float64 {157 reducer := newSimpleReducerByType(reducerType)158 serires := &tsdb.TimeSeries{159 Name: "test time series",160 }161 for idx := range datapoints {162 val := datapoints[idx]163 serires.Points = append(serires.Points, tsdb.NewTimePoint(&val, 1234134))164 }165 reduce, _ := reducer.Reduce(serires)166 return *reduce167}...

Full Screen

Full Screen

poly_test.go

Source:poly_test.go Github

copy

Full Screen

...86 bh = b87 ah.NTT()88 bh.NTT()89 ph.MulHat(&ah, &bh)90 ph.BarrettReduce()91 ph.InvNTT()92 for i := 0; i < N; i++ {93 for j := 0; j < N; j++ {94 v := montReduce(int32(a[i]) * int32(b[j]))95 k := i + j96 if k >= N {97 // Recall xá´º = -1.98 k -= N99 v = -v100 }101 p[k] = barrettReduce(v + p[k])102 }103 }104 for i := 0; i < N; i++ {105 p[i] = int16((int32(p[i]) * ((1 << 16) % int32(Q))) % int32(Q))106 }107 p.Normalize()108 ph.Normalize()109 a.Normalize()110 b.Normalize()111 if p != ph {112 t.Fatalf("%v\n%v\n%v\n%v", a, b, p, ph)113 }114 }115}116func TestAddAgainstGeneric(t *testing.T) {117 for k := 0; k < 1000; k++ {118 var p1, p2, a, b Poly119 a.RandAbsLeQ()120 b.RandAbsLeQ()121 p1.Add(&a, &b)122 p2.addGeneric(&a, &b)123 if p1 != p2 {124 t.Fatalf("Add(%v, %v) = \n%v \n!= %v", a, b, p1, p2)125 }126 }127}128func BenchmarkAdd(b *testing.B) {129 var p Poly130 for i := 0; i < b.N; i++ {131 p.Add(&p, &p)132 }133}134func BenchmarkAddGeneric(b *testing.B) {135 var p Poly136 for i := 0; i < b.N; i++ {137 p.addGeneric(&p, &p)138 }139}140func TestSubAgainstGeneric(t *testing.T) {141 for k := 0; k < 1000; k++ {142 var p1, p2, a, b Poly143 a.RandAbsLeQ()144 b.RandAbsLeQ()145 p1.Sub(&a, &b)146 p2.subGeneric(&a, &b)147 if p1 != p2 {148 t.Fatalf("Sub(%v, %v) = \n%v \n!= %v", a, b, p1, p2)149 }150 }151}152func BenchmarkSub(b *testing.B) {153 var p Poly154 for i := 0; i < b.N; i++ {155 p.Sub(&p, &p)156 }157}158func BenchmarkSubGeneric(b *testing.B) {159 var p Poly160 for i := 0; i < b.N; i++ {161 p.subGeneric(&p, &p)162 }163}164func TestMulHatAgainstGeneric(t *testing.T) {165 for k := 0; k < 1000; k++ {166 var p1, p2, a, b Poly167 a.RandAbsLeQ()168 b.RandAbsLeQ()169 a2 := a170 b2 := b171 a2.Tangle()172 b2.Tangle()173 p1.MulHat(&a2, &b2)174 p1.Detangle()175 p2.mulHatGeneric(&a, &b)176 if p1 != p2 {177 t.Fatalf("MulHat(%v, %v) = \n%v \n!= %v", a, b, p1, p2)178 }179 }180}181func BenchmarkMulHat(b *testing.B) {182 var p Poly183 for i := 0; i < b.N; i++ {184 p.MulHat(&p, &p)185 }186}187func BenchmarkMulHatGeneric(b *testing.B) {188 var p Poly189 for i := 0; i < b.N; i++ {190 p.mulHatGeneric(&p, &p)191 }192}193func BenchmarkBarrettReduce(b *testing.B) {194 var p Poly195 for i := 0; i < b.N; i++ {196 p.BarrettReduce()197 }198}199func BenchmarkBarrettReduceGeneric(b *testing.B) {200 var p Poly201 for i := 0; i < b.N; i++ {202 p.barrettReduceGeneric()203 }204}205func TestBarrettReduceAgainstGeneric(t *testing.T) {206 for k := 0; k < 1000; k++ {207 var p1, p2, a Poly208 a.RandAbsLe9Q()209 p1 = a210 p2 = a211 p1.BarrettReduce()212 p2.barrettReduceGeneric()213 if p1 != p2 {214 t.Fatalf("BarrettReduce(%v) = \n%v \n!= %v", a, p1, p2)215 }216 }217}218func BenchmarkNormalize(b *testing.B) {219 var p Poly220 for i := 0; i < b.N; i++ {221 p.Normalize()222 }223}224func BenchmarkNormalizeGeneric(b *testing.B) {225 var p Poly226 for i := 0; i < b.N; i++ {227 p.barrettReduceGeneric()228 }229}230func TestNormalizeAgainstGeneric(t *testing.T) {231 for k := 0; k < 1000; k++ {232 var p1, p2, a Poly233 a.RandAbsLe9Q()234 p1 = a235 p2 = a236 p1.Normalize()237 p2.normalizeGeneric()238 if p1 != p2 {239 t.Fatalf("Normalize(%v) = \n%v \n!= %v", a, p1, p2)240 }241 }...

Full Screen

Full Screen

diff_array.go

Source:diff_array.go Github

copy

Full Screen

1// Package prefix_sum2// DifferenceArray.InitDiffArray 初始化差分数组3// DifferenceArray.ReduceArray 还原差分数组到原始数组4// DifferenceArray.IncrBetween 给区间增加val5// CorpFlightBookings 差分问题：航班预定统计6package prefix_sum7type DifferenceArray struct {8 diff []int9}10// InitDiffArray 差分数组11func (arr *DifferenceArray) InitDiffArray(source []int) []int {12 if len(source) == 0 {13 return []int{}14 }15 arr.diff = make([]int, len(source))16 arr.diff[0] = source[0]17 for i := 1; i < len(source); i++ {18 arr.diff[i] = source[i] - source[i-1]19 }20 return arr.diff21}22// ReduceArray 还原差分数组到原始数组23func (arr *DifferenceArray) ReduceArray() []int {24 if len(arr.diff) == 0 {25 return []int{}26 }27 res := make([]int, len(arr.diff))28 res[0] = arr.diff[0]29 for i := 1; i < len(arr.diff); i++ {30 res[i] = arr.diff[i] + res[i-1]31 }32 return res33}34// IncrBetween 给区间增加val35func (arr *DifferenceArray) IncrBetween(i, j, val int) {36 arr.diff[i] += val37 if j+1 < len(arr.diff) {38 arr.diff[j+1] -= val39 }40}41// CorpFlightBookings 航班预定统计42// bookings[x] = 第x条记录表示：[i,j,k] 从i到j到每个航班预定了k个座位43// n 共n个航班，返回一个长度为n的数组，按航班序号顺序返回每个航班的预定数44// eg: bookings = [[1,2,10],[2,3,20],[2,5,25]], n = 545func CorpFlightBookings(bookings [][]int, n int) []int {46 nums := make([]int, n)47 df := &DifferenceArray{}48 df.InitDiffArray(nums)49 for _, v := range bookings {50 var i = v[0] - 151 var j = v[1] - 152 var val = v[2]53 df.IncrBetween(i, j, val)54 }55 return df.ReduceArray()56}...

Full Screen

Full Screen

Reduce

Using AI Code Generation

copy

Full Screen

1import (2func main() {3 a := []int{1, 2, 3, 4, 5}4 b := []int{1, 2, 3, 4, 5}5 fmt.Println("The difference between the two slices is:", diff(a, b))6}7import (8func diff(a, b []int) []int {9 m := make(map[int]int)10 for _, v := range a {11 }12 for _, v := range b {13 }14 c := make([]int, 0)15 for k, v := range m {16 if v == 1 {17 c = append(c, k)18 }19 }20}21a := []int{1, 2, 3, 4, 5}22b := []int{1, 2, 3, 4, 5, 6}23import (24func main() {25 a := []int{1, 2, 3, 4, 5}26 b := []int{1, 2, 3, 4, 5, 6}27 fmt.Println("The difference between

Full Screen

Full Screen

Reduce

Using AI Code Generation

copy

Full Screen

1import (2type diff struct {3}4func (d diff) Reduce() float64 {5 return math.Abs(d.a - d.b)6}7func main() {8 d := diff{3.4, 1.2}9 fmt.Println(d.Reduce())10}11import (12type diff struct {13}14func (d diff) Reduce() float64 {15 return math.Abs(d.a - d.b)16}17func main() {18 d := diff{3.4, 1.2}19 fmt.Println(d.Reduce())20}21import (22type diff struct {23}24func (d diff) Reduce() float64 {25 return math.Abs(d.a - d.b)26}27func main() {28 d := diff{3.4, 1.2}29 fmt.Println(d.Reduce())30}31import (32type diff struct {33}34func (d diff) Reduce() float64 {35 return math.Abs(d.a - d.b)36}37func main() {38 d := diff{3.4, 1.2}39 fmt.Println(d.Reduce())40}41import (42type diff struct {43}44func (d diff) Reduce() float64 {45 return math.Abs(d.a - d.b)46}47func main() {48 d := diff{3.4, 1.2}49 fmt.Println(d.Reduce())50}51import (52type diff struct {53}54func (d diff)

Full Screen

Full Screen

Reduce

Using AI Code Generation

copy

Full Screen

1func main() {2 var a = []int{1, 2, 3, 4, 5}3 var b = []int{1, 2, 3, 4, 5}4 var c = []int{1, 2, 3, 4, 5}5 var d = []int{1, 2, 3, 4, 5}6 var e = []int{1, 2, 3, 4, 5}7 var f = []int{1, 2, 3, 4, 5}8 var g = []int{1, 2, 3, 4, 5}9 var h = []int{1, 2, 3, 4, 5}10 var i = []int{1, 2, 3, 4, 5}11 var j = []int{1, 2, 3, 4, 5}12 var k = []int{1, 2, 3, 4, 5}13 var l = []int{1, 2, 3, 4, 5}14 var m = []int{1, 2, 3, 4, 5}15 var n = []int{1, 2, 3, 4, 5}16 var o = []int{1, 2, 3, 4, 5}17 var p = []int{1, 2, 3, 4, 5}18 var q = []int{1, 2, 3, 4, 5}19 var r = []int{1, 2, 3, 4, 5}20 var s = []int{1, 2, 3, 4, 5}21 var t = []int{1, 2, 3, 4, 5}22 var u = []int{1, 2, 3, 4, 5}23 var v = []int{1, 2, 3, 4, 5}24 var w = []int{1, 2, 3, 4, 5}25 var x = []int{1, 2

Full Screen

Full Screen

Reduce

Using AI Code Generation

copy

Full Screen

1type diff struct {2}3func (d diff) Reduce() int {4}5func main() {6 d := diff{a: 10, b: 5}7 fmt.Println(d.Reduce())8}9type A struct {10}11func (a A) Show() {12 fmt.Println("Name is", a.name)13}14type B struct {15}16func (b B) Show() {17 fmt.Println("Name is", b.name, "and city is", b.city)18}19func main() {20 b := B{A{"Raj"}, "Mumbai"}21 b.Show()22}23type A struct {24}25func (a A) Show() {26 fmt.Println("Name is", a.name)27}28func (a A) ShowCity(city string) {29 fmt.Println("Name is", a.name, "and city is", city)30}31func main() {32 a := A{"Raj"}33 a.Show()34 a.ShowCity("Mumbai")35}36type A struct {37}38func (a A) Show() {39 fmt.Println("Name is", a.name)40}41func (a A) ShowCity(city string) {42 fmt.Println("Name is", a.name, "and city is", city)43}44type B struct {45}46func (b B) Show() {

Full Screen

Full Screen

Reduce

Using AI Code Generation

copy

Full Screen

1import (2func main() {3 d := diff.New()4 d.Add("a", "A")5 d.Add("b", "B")6 d.Add("c", "C")7 d.Add("d", "D")8 d.Add("e", "E")9 d.Add("f", "F")10 d.Add("g", "G")11 d.Add("h", "H")12 d.Add("i", "I")13 d.Add("j", "J")14 d.Add("k", "K")15 d.Add("l", "L")16 d.Add("m", "M")17 d.Add("n", "N")18 d.Add("o", "O")19 d.Add("p", "P")20 d.Add("q", "Q")21 d.Add("r", "R")22 d.Add("s", "S")23 d.Add("t", "T")24 d.Add("u", "U")25 d.Add("v", "V")26 d.Add("w", "W")27 d.Add("x", "X")28 d.Add("y", "Y")29 d.Add("z", "Z")30 d.Add("a", "A")31 d.Add("b", "B")32 d.Add("c", "C")33 d.Add("d", "D")34 d.Add("e", "E")35 d.Add("f", "F")36 d.Add("g", "G")37 d.Add("h", "H")38 d.Add("i", "I")39 d.Add("j", "J")40 d.Add("k", "K")41 d.Add("l", "L")42 d.Add("m", "M")43 d.Add("n", "N")44 d.Add("o", "O")45 d.Add("p", "P")46 d.Add("q", "Q")47 d.Add("r", "R")48 d.Add("s", "S")49 d.Add("t", "T")50 d.Add("u", "U")51 d.Add("v", "V")52 d.Add("w", "W")53 d.Add("x", "X")54 d.Add("y", "Y")55 d.Add("z", "Z")56 d.Add("a", "A")57 d.Add("b", "B")58 d.Add("c", "C")59 d.Add("d", "D")60 d.Add("e", "E")61 d.Add("f", "F")62 d.Add("g", "G")63 d.Add("h

Full Screen

Full Screen

Reduce

Using AI Code Generation

copy

Full Screen

1import (2func main() {3 a := []int{1, 2, 3, 4, 5}4 b := []int{1, 2, 3, 4, 5, 6, 7}5 c := []int{1, 2, 3, 4, 5}6 d := []int{1, 2, 3, 4, 5, 6, 7}7 fmt.Println(reflect.DeepEqual(a, b))8 fmt.Println(reflect.DeepEqual(c, d))9}10Difference between two arrays in F# (.Net)

Full Screen

Full Screen

Reduce

Using AI Code Generation

copy

Full Screen

1import (2type Diff struct {3}4func (d Diff) Reduce() Diff {5 if d.a == 0 {6 }7 if d.b == 0 {8 }9 g := math.Gcd(float64(d.a), float64(d.b))10 d.a = int(float64(d.a) / g)11 d.b = int(float64(d.b) / g)12}13func main() {14 d1 := Diff{2, 4}15 d2 := Diff{0, 4}16 d3 := Diff{4, 0}17 d4 := Diff{4, 6}18 fmt.Println(d1.Reduce())19 fmt.Println(d2.Reduce())20 fmt.Println(d3.Reduce())21 fmt.Println(d4.Reduce())22}23{1 2}24{0 4}25{4 0}26{2 3}

Full Screen

Full Screen

Reduce

Using AI Code Generation

copy

Full Screen

1func main() {2 a := []int{1, 2, 3, 4}3 b := []int{3, 4, 5, 6}4 c := diff.Reduce(func(x, y int) int {5 }, a, b)6 fmt.Println(c)7}8func Reduce(f func(int, int) int, a, b []int) int {9 return f(a[0], b[0])10}11import "testing"12func TestReduce(t *testing.T) {13 a := []int{1, 2, 3, 4}14 b := []int{3, 4, 5, 6}15 c := Reduce(func(x, y int) int {16 }, a, b)17 if c != 4 {18 t.Errorf("Expected 4, got %d", c)19 }20}

Full Screen

Full Screen

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.

LambdaTest Learning Hubs:

YouTube

You could also refer to video tutorials over LambdaTest YouTube channel to get step by step demonstration from industry experts.

Run Got automation tests on LambdaTest cloud grid

Perform automation testing on 3000+ real desktop and mobile devices online.

... View sample repo... View DocumentationSign up Free
›
_

Most used method in

Try LambdaTest Now !!

Get 100 minutes of automation test minutes FREE!!

...
Sign up with GoogleSign up with Email
Next-Gen App & Browser Testing Cloud

Was this article helpful?

Helpful

NotHelpful