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Copy pathroaring64cow_test.go
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roaring64cow_test.go
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package roaring64
import (
"bytes"
"log"
"math/rand"
"strconv"
"testing"
"github.com/bits-and-blooms/bitset"
"github.com/stretchr/testify/assert"
)
func TestIssue386(t *testing.T) {
a := NewBitmap()
for i := uint64(0); i < 1000; i++ {
a.Add(i)
}
a.SetCopyOnWrite(true)
aClone := a.Clone()
assert.False(t, a.Contains(1001))
assert.EqualValues(t, 1000, a.GetCardinality())
assert.EqualValues(t, 1000, aClone.GetCardinality())
b := NewBitmap()
b.Add(1001)
assert.False(t, a.Contains(1001))
assert.True(t, b.Contains(1001))
assert.EqualValues(t, 1000, a.GetCardinality())
assert.EqualValues(t, 1000, aClone.GetCardinality())
c := NewBitmap()
c.Or(aClone)
assert.EqualValues(t, 1000, c.GetCardinality())
assert.EqualValues(t, 1000, a.GetCardinality())
assert.EqualValues(t, 1000, aClone.GetCardinality())
c.Or(b)
assert.EqualValues(t, 1001, c.GetCardinality())
assert.True(t, c.Contains(1001))
assert.False(t, a.Contains(1001))
assert.EqualValues(t, 1000, a.GetCardinality())
assert.EqualValues(t, 1000, aClone.GetCardinality())
}
func TestCloneOfCOW(t *testing.T) {
rb1 := NewBitmap()
rb1.SetCopyOnWrite(true)
rb1.Add(uint64(10))
rb1.Add(uint64(12))
rb1.Remove(uint64(12))
rb2 := rb1.Clone()
rb3 := rb1.Clone()
rb2.Remove(uint64(10))
for i := uint64(100); i < 200; i++ {
rb3.Add(i)
}
assert.True(t, rb2.IsEmpty())
assert.False(t, rb1.IsEmpty())
assert.EqualValues(t, 100+1, rb3.GetCardinality())
assert.True(t, rb1.Contains(uint64(10)))
assert.EqualValues(t, 1, rb1.GetCardinality())
}
func TestCloneOfCOWRange(t *testing.T) {
rb1 := NewBitmap()
rb1.SetCopyOnWrite(true)
rb1.Add(uint64(10))
rb1.Add(uint64(12))
rb1.Remove(uint64(12))
rb2 := rb1.Clone()
rb3 := rb1.Clone()
rb2.Remove(uint64(10))
rb3.AddRange(uint64(100), uint64(200))
assert.True(t, rb2.IsEmpty())
assert.False(t, rb1.IsEmpty())
assert.EqualValues(t, 100+1, rb3.GetCardinality())
assert.True(t, rb1.Contains(uint64(10)))
assert.EqualValues(t, 1, rb1.GetCardinality())
}
func TestRoaringBitmapBitmapOfCOW(t *testing.T) {
array := []uint64{5580, 33722, 44031, 57276, 83097, 234294967296, 195839473298, 14000000000000000100}
bmp := BitmapOf(array...)
bmp.SetCopyOnWrite(true)
assert.EqualValues(t, len(array), bmp.GetCardinality())
}
func TestRoaringBitmapAddCOW(t *testing.T) {
array := []uint64{5580, 33722, 44031, 57276, 83097, 234294967296, 195839473298, 14000000000000000100}
bmp := New()
bmp.SetCopyOnWrite(true)
for _, v := range array {
bmp.Add(v)
}
assert.EqualValues(t, len(array), bmp.GetCardinality())
}
func TestRoaringBitmapAddManyCOW(t *testing.T) {
array := []uint64{5580, 33722, 44031, 57276, 83097}
bmp := NewBitmap()
bmp.SetCopyOnWrite(true)
bmp.AddMany(array)
assert.EqualValues(t, len(array), bmp.GetCardinality())
}
// https://github.com/RoaringBitmap/roaring/issues/64
func TestFlip64COW(t *testing.T) {
bm := New()
bm.SetCopyOnWrite(true)
bm.AddInt(0)
bm.Flip(uint64(1), uint64(2))
i := bm.Iterator()
assert.False(t, i.Next() != 0 || i.Next() != 1 || i.HasNext())
}
// https://github.com/RoaringBitmap/roaring/issues/64
func TestFlip64OffCOW(t *testing.T) {
bm := New()
bm.SetCopyOnWrite(true)
bm.AddInt(10)
bm.Flip(uint64(11), uint64(12))
i := bm.Iterator()
assert.False(t, i.Next() != 10 || i.Next() != 11 || i.HasNext())
}
func TestStringerCOW(t *testing.T) {
v := NewBitmap()
v.SetCopyOnWrite(true)
for i := uint64(0); i < 10; i++ {
v.Add(i)
}
assert.Equal(t, "{0,1,2,3,4,5,6,7,8,9}", v.String())
v.RunOptimize()
assert.Equal(t, "{0,1,2,3,4,5,6,7,8,9}", v.String())
}
func TestFastCardCOW(t *testing.T) {
bm := NewBitmap()
bm.SetCopyOnWrite(true)
bm.Add(uint64(1))
bm.AddRange(uint64(21), uint64(260000))
bm2 := NewBitmap()
bm2.SetCopyOnWrite(true)
bm2.Add(uint64(25))
assert.EqualValues(t, 1, bm2.AndCardinality(bm))
assert.Equal(t, bm.GetCardinality(), bm2.OrCardinality(bm))
assert.EqualValues(t, 1, bm.AndCardinality(bm2))
assert.Equal(t, bm.GetCardinality(), bm.OrCardinality(bm2))
assert.EqualValues(t, 1, bm2.AndCardinality(bm))
assert.Equal(t, bm.GetCardinality(), bm2.OrCardinality(bm))
bm.RunOptimize()
assert.EqualValues(t, 1, bm2.AndCardinality(bm))
assert.Equal(t, bm.GetCardinality(), bm2.OrCardinality(bm))
assert.EqualValues(t, 1, bm.AndCardinality(bm2))
assert.Equal(t, bm.GetCardinality(), bm.OrCardinality(bm2))
assert.EqualValues(t, 1, bm2.AndCardinality(bm))
assert.Equal(t, bm.GetCardinality(), bm2.OrCardinality(bm))
}
func TestIntersects1COW(t *testing.T) {
bm := NewBitmap()
bm.SetCopyOnWrite(true)
bm.Add(uint64(1))
bm.AddRange(uint64(21), uint64(26))
bm2 := NewBitmap()
bm2.SetCopyOnWrite(true)
bm2.Add(uint64(25))
assert.True(t, bm2.Intersects(bm))
bm.Remove(uint64(25))
assert.False(t, bm2.Intersects(bm))
bm.AddRange(uint64(1), uint64(100000))
assert.True(t, bm2.Intersects(bm))
}
func TestRangePanicCOW(t *testing.T) {
bm := NewBitmap()
bm.SetCopyOnWrite(true)
bm.Add(uint64(1))
bm.AddRange(uint64(21), uint64(26))
bm.AddRange(uint64(9), uint64(14))
bm.AddRange(uint64(11), uint64(16))
}
func TestRangeRemovalCOW(t *testing.T) {
bm := NewBitmap()
bm.SetCopyOnWrite(true)
bm.Add(uint64(1))
bm.AddRange(uint64(21), uint64(26))
bm.AddRange(uint64(9), uint64(14))
bm.RemoveRange(uint64(11), uint64(16))
bm.RemoveRange(uint64(1), uint64(26))
assert.EqualValues(t, 0, bm.GetCardinality())
bm.AddRange(uint64(1), uint64(10000))
assert.EqualValues(t, 10000-1, bm.GetCardinality())
bm.RemoveRange(uint64(1), uint64(10000))
assert.EqualValues(t, 0, bm.GetCardinality())
}
func TestRangeRemovalFromContentCOW(t *testing.T) {
bm := NewBitmap()
bm.SetCopyOnWrite(true)
for i := 100; i < 10000; i++ {
bm.AddInt(i * 3)
}
bm.AddRange(uint64(21), uint64(26))
bm.AddRange(uint64(9), uint64(14))
bm.RemoveRange(uint64(11), uint64(16))
bm.RemoveRange(uint64(0), uint64(30000))
assert.EqualValues(t, 0, bm.GetCardinality())
}
func TestFlipOnEmptyCOW(t *testing.T) {
t.Run("TestFlipOnEmpty in-place", func(t *testing.T) {
bm := NewBitmap()
bm.SetCopyOnWrite(true)
bm.Flip(uint64(0), uint64(10))
c := bm.GetCardinality()
assert.EqualValues(t, 10, c)
})
t.Run("TestFlipOnEmpty, generating new result", func(t *testing.T) {
bm := NewBitmap()
bm.SetCopyOnWrite(true)
bm = Flip(bm, 0, 10)
c := bm.GetCardinality()
assert.EqualValues(t, 10, c)
})
}
func TestBitmapRankCOW(t *testing.T) {
for N := uint64(1); N <= 1048576; N *= 2 {
t.Run("rank tests"+strconv.Itoa(int(N)), func(t *testing.T) {
for gap := uint64(1); gap <= 65536; gap *= 2 {
rb1 := NewBitmap()
rb1.SetCopyOnWrite(true)
for x := uint64(0); x <= N; x += gap {
rb1.Add(x)
}
for y := uint64(0); y <= N; y++ {
if rb1.Rank(y) != uint64((y+1+gap-1)/gap) {
assert.Equal(t, (y+1+gap-1)/gap, rb1.Rank(y))
}
}
}
})
}
}
func TestBitmapSelectCOW(t *testing.T) {
for N := uint64(1); N <= 1048576; N *= 2 {
t.Run("rank tests"+strconv.Itoa(int(N)), func(t *testing.T) {
for gap := uint64(1); gap <= 65536; gap *= 2 {
rb1 := NewBitmap()
rb1.SetCopyOnWrite(true)
for x := uint64(0); x <= N; x += gap {
rb1.Add(x)
}
for y := uint64(0); y <= N/gap; y++ {
expectedInt := y * gap
i, err := rb1.Select(y)
if err != nil {
t.Fatal(err)
}
if i != expectedInt {
assert.Equal(t, expectedInt, i)
}
}
}
})
}
}
// some extra tests
func TestBitmapExtraCOW(t *testing.T) {
for N := uint64(1); N <= 65536; N *= 2 {
t.Run("extra tests"+strconv.Itoa(int(N)), func(t *testing.T) {
for gap := uint64(1); gap <= 65536; gap *= 2 {
bs1 := bitset.New(0)
rb1 := NewBitmap()
rb1.SetCopyOnWrite(true)
for x := uint64(0); x <= N; x += gap {
bs1.Set(uint(x))
rb1.Add(x)
}
assert.EqualValues(t, rb1.GetCardinality(), bs1.Count())
assert.True(t, equalsBitSet(bs1, rb1))
for offset := uint64(1); offset <= gap; offset *= 2 {
bs2 := bitset.New(0)
rb2 := NewBitmap()
rb2.SetCopyOnWrite(true)
for x := uint64(0); x <= N; x += gap {
bs2.Set(uint(x + offset))
rb2.Add(x + offset)
}
assert.EqualValues(t, rb2.GetCardinality(), bs2.Count())
assert.True(t, equalsBitSet(bs2, rb2))
clonebs1 := bs1.Clone()
clonebs1.InPlaceIntersection(bs2)
if !equalsBitSet(clonebs1, And(rb1, rb2)) {
v := rb1.Clone()
v.And(rb2)
assert.True(t, equalsBitSet(clonebs1, v))
}
// testing OR
clonebs1 = bs1.Clone()
clonebs1.InPlaceUnion(bs2)
assert.True(t, equalsBitSet(clonebs1, Or(rb1, rb2)))
// testing XOR
clonebs1 = bs1.Clone()
clonebs1.InPlaceSymmetricDifference(bs2)
assert.True(t, equalsBitSet(clonebs1, Xor(rb1, rb2)))
//testing NOTAND
clonebs1 = bs1.Clone()
clonebs1.InPlaceDifference(bs2)
assert.True(t, equalsBitSet(clonebs1, AndNot(rb1, rb2)))
}
}
})
}
}
func TestBitmapCOW(t *testing.T) {
t.Run("Test Contains", func(t *testing.T) {
rbm1 := NewBitmap()
rbm1.SetCopyOnWrite(true)
for k := 0; k < 1000; k++ {
rbm1.AddInt(17 * k)
}
for k := 0; k < 17*1000; k++ {
assert.Equal(t, k/17*17 == k, rbm1.ContainsInt(k))
}
})
t.Run("Test Clone", func(t *testing.T) {
rb1 := NewBitmap()
rb1.SetCopyOnWrite(true)
rb1.Add(uint64(10))
rb2 := rb1.Clone()
rb2.Remove(uint64(10))
assert.True(t, rb1.Contains(uint64(10)))
})
t.Run("Test ANDNOT4", func(t *testing.T) {
rb := NewBitmap()
rb.SetCopyOnWrite(true)
rb2 := NewBitmap()
rb2.SetCopyOnWrite(true)
for i := 0; i < 200000; i += 4 {
rb2.AddInt(i)
}
for i := 200000; i < 400000; i += 14 {
rb2.AddInt(i)
}
off := AndNot(rb2, rb)
andNotresult := AndNot(rb, rb2)
assert.True(t, rb.Equals(andNotresult))
assert.True(t, rb2.Equals(off))
rb2.AndNot(rb)
assert.True(t, rb2.Equals(off))
})
t.Run("Test AND", func(t *testing.T) {
rr := NewBitmap()
rr.SetCopyOnWrite(true)
for k := 0; k < 4000; k++ {
rr.AddInt(k)
}
rr.Add(uint64(100000))
rr.Add(uint64(110000))
rr2 := NewBitmap()
rr2.SetCopyOnWrite(true)
rr2.Add(uint64(13))
rrand := And(rr, rr2)
array := rrand.ToArray()
assert.Equal(t, 1, len(array))
assert.EqualValues(t, 13, array[0])
rr.And(rr2)
array = rr.ToArray()
assert.Equal(t, 1, len(array))
assert.EqualValues(t, 13, array[0])
})
t.Run("Test AND 2", func(t *testing.T) {
rr := NewBitmap()
rr.SetCopyOnWrite(true)
for k := 4000; k < 4256; k++ {
rr.AddInt(k)
}
for k := 65536; k < 65536+4000; k++ {
rr.AddInt(k)
}
for k := 3 * 65536; k < 3*65536+9000; k++ {
rr.AddInt(k)
}
for k := 4 * 65535; k < 4*65535+7000; k++ {
rr.AddInt(k)
}
for k := 6 * 65535; k < 6*65535+10000; k++ {
rr.AddInt(k)
}
for k := 8 * 65535; k < 8*65535+1000; k++ {
rr.AddInt(k)
}
for k := 9 * 65535; k < 9*65535+30000; k++ {
rr.AddInt(k)
}
rr2 := NewBitmap()
rr2.SetCopyOnWrite(true)
for k := 4000; k < 4256; k++ {
rr2.AddInt(k)
}
for k := 65536; k < 65536+4000; k++ {
rr2.AddInt(k)
}
for k := 3*65536 + 2000; k < 3*65536+6000; k++ {
rr2.AddInt(k)
}
for k := 6 * 65535; k < 6*65535+1000; k++ {
rr2.AddInt(k)
}
for k := 7 * 65535; k < 7*65535+1000; k++ {
rr2.AddInt(k)
}
for k := 10 * 65535; k < 10*65535+5000; k++ {
rr2.AddInt(k)
}
correct := And(rr, rr2)
rr.And(rr2)
assert.True(t, correct.Equals(rr))
})
t.Run("Test AND 2", func(t *testing.T) {
rr := NewBitmap()
rr.SetCopyOnWrite(true)
for k := 0; k < 4000; k++ {
rr.AddInt(k)
}
rr.AddInt(100000)
rr.AddInt(110000)
rr2 := NewBitmap()
rr2.SetCopyOnWrite(true)
rr2.AddInt(13)
rrand := And(rr, rr2)
array := rrand.ToArray()
assert.Equal(t, 1, len(array))
assert.EqualValues(t, 13, array[0])
})
t.Run("Test AND 3a", func(t *testing.T) {
rr := NewBitmap()
rr.SetCopyOnWrite(true)
rr2 := NewBitmap()
rr2.SetCopyOnWrite(true)
for k := 6 * 65536; k < 6*65536+10000; k++ {
rr.AddInt(k)
}
for k := 6 * 65536; k < 6*65536+1000; k++ {
rr2.AddInt(k)
}
result := And(rr, rr2)
assert.EqualValues(t, 1000, result.GetCardinality())
})
t.Run("Test AND 3", func(t *testing.T) {
var arrayand [11256]uint64
//393,216
pos := 0
rr := NewBitmap()
rr.SetCopyOnWrite(true)
for k := 4000; k < 4256; k++ {
rr.AddInt(k)
}
for k := 65536; k < 65536+4000; k++ {
rr.AddInt(k)
}
for k := 3 * 65536; k < 3*65536+1000; k++ {
rr.AddInt(k)
}
for k := 3*65536 + 1000; k < 3*65536+7000; k++ {
rr.AddInt(k)
}
for k := 3*65536 + 7000; k < 3*65536+9000; k++ {
rr.AddInt(k)
}
for k := 4 * 65536; k < 4*65536+7000; k++ {
rr.AddInt(k)
}
for k := 8 * 65536; k < 8*65536+1000; k++ {
rr.AddInt(k)
}
for k := 9 * 65536; k < 9*65536+30000; k++ {
rr.AddInt(k)
}
rr2 := NewBitmap()
rr2.SetCopyOnWrite(true)
for k := 4000; k < 4256; k++ {
rr2.AddInt(k)
arrayand[pos] = uint64(k)
pos++
}
for k := 65536; k < 65536+4000; k++ {
rr2.AddInt(k)
arrayand[pos] = uint64(k)
pos++
}
for k := 3*65536 + 1000; k < 3*65536+7000; k++ {
rr2.AddInt(k)
arrayand[pos] = uint64(k)
pos++
}
for k := 6 * 65536; k < 6*65536+10000; k++ {
rr.AddInt(k)
}
for k := 6 * 65536; k < 6*65536+1000; k++ {
rr2.AddInt(k)
arrayand[pos] = uint64(k)
pos++
}
for k := 7 * 65536; k < 7*65536+1000; k++ {
rr2.AddInt(k)
}
for k := 10 * 65536; k < 10*65536+5000; k++ {
rr2.AddInt(k)
}
rrand := And(rr, rr2)
arrayres := rrand.ToArray()
ok := true
for i := range arrayres {
if i < len(arrayand) {
if arrayres[i] != arrayand[i] {
log.Println(i, arrayres[i], arrayand[i])
ok = false
}
} else {
log.Println('x', arrayres[i])
ok = false
}
}
assert.Equal(t, len(arrayres), len(arrayand))
assert.True(t, ok)
})
t.Run("Test AND 4", func(t *testing.T) {
rb := NewBitmap()
rb.SetCopyOnWrite(true)
rb2 := NewBitmap()
rb2.SetCopyOnWrite(true)
for i := 0; i < 200000; i += 4 {
rb2.AddInt(i)
}
for i := 200000; i < 400000; i += 14 {
rb2.AddInt(i)
}
//TODO: Bitmap.And(bm,bm2)
andresult := And(rb, rb2)
off := And(rb2, rb)
assert.True(t, andresult.Equals(off))
assert.EqualValues(t, 0, andresult.GetCardinality())
for i := 500000; i < 600000; i += 14 {
rb.AddInt(i)
}
for i := 200000; i < 400000; i += 3 {
rb2.AddInt(i)
}
andresult2 := And(rb, rb2)
assert.EqualValues(t, 0, andresult.GetCardinality())
assert.EqualValues(t, 0, andresult2.GetCardinality())
for i := 0; i < 200000; i += 4 {
rb.AddInt(i)
}
for i := 200000; i < 400000; i += 14 {
rb.AddInt(i)
}
assert.EqualValues(t, 0, andresult.GetCardinality())
rc := And(rb, rb2)
rb.And(rb2)
assert.Equal(t, rb.GetCardinality(), rc.GetCardinality())
})
t.Run("or test", func(t *testing.T) {
rr := NewBitmap()
rr.SetCopyOnWrite(true)
for k := 0; k < 4000; k++ {
rr.AddInt(k)
}
rr2 := NewBitmap()
rr2.SetCopyOnWrite(true)
for k := 4000; k < 8000; k++ {
rr2.AddInt(k)
}
result := Or(rr, rr2)
assert.Equal(t, rr.GetCardinality()+rr2.GetCardinality(), result.GetCardinality())
})
t.Run("basic test", func(t *testing.T) {
rr := NewBitmap()
rr.SetCopyOnWrite(true)
var a [4002]uint64
pos := 0
for k := 0; k < 4000; k++ {
rr.AddInt(k)
a[pos] = uint64(k)
pos++
}
rr.AddInt(100000)
a[pos] = 100000
pos++
rr.AddInt(110000)
a[pos] = 110000
pos++
array := rr.ToArray()
ok := true
for i := range a {
if array[i] != a[i] {
log.Println("rr : ", array[i], " a : ", a[i])
ok = false
}
}
assert.Equal(t, len(a), len(array))
assert.True(t, ok)
})
t.Run("cardinality test", func(t *testing.T) {
N := 1024
for gap := 7; gap < 100000; gap *= 10 {
for offset := 2; offset <= 1024; offset *= 2 {
rb := NewBitmap()
rb.SetCopyOnWrite(true)
for k := 0; k < N; k++ {
rb.AddInt(k * gap)
assert.EqualValues(t, k+1, rb.GetCardinality())
}
assert.EqualValues(t, N, rb.GetCardinality())
// check the add of existing values
for k := 0; k < N; k++ {
rb.AddInt(k * gap)
assert.EqualValues(t, N, rb.GetCardinality())
}
rb2 := NewBitmap()
rb2.SetCopyOnWrite(true)
for k := 0; k < N; k++ {
rb2.AddInt(k * gap * offset)
assert.EqualValues(t, k+1, rb2.GetCardinality())
}
assert.EqualValues(t, N, rb2.GetCardinality())
for k := 0; k < N; k++ {
rb2.AddInt(k * gap * offset)
assert.EqualValues(t, N, rb2.GetCardinality())
}
assert.EqualValues(t, N/offset, And(rb, rb2).GetCardinality())
assert.EqualValues(t, 2*N-2*N/offset, Xor(rb, rb2).GetCardinality())
assert.EqualValues(t, 2*N-N/offset, Or(rb, rb2).GetCardinality())
}
}
})
t.Run("clear test", func(t *testing.T) {
rb := NewBitmap()
rb.SetCopyOnWrite(true)
for i := 0; i < 200000; i += 7 {
// dense
rb.AddInt(i)
}
for i := 200000; i < 400000; i += 177 {
// sparse
rb.AddInt(i)
}
rb2 := NewBitmap()
rb2.SetCopyOnWrite(true)
rb3 := NewBitmap()
rb3.SetCopyOnWrite(true)
for i := 0; i < 200000; i += 4 {
rb2.AddInt(i)
}
for i := 200000; i < 400000; i += 14 {
rb2.AddInt(i)
}
rb.Clear()
assert.EqualValues(t, 0, rb.GetCardinality())
assert.NotEqual(t, 0, rb2.GetCardinality())
rb.AddInt(4)
rb3.AddInt(4)
andresult := And(rb, rb2)
orresult := Or(rb, rb2)
assert.EqualValues(t, 1, andresult.GetCardinality())
assert.Equal(t, rb2.GetCardinality(), orresult.GetCardinality())
for i := 0; i < 200000; i += 4 {
rb.AddInt(i)
rb3.AddInt(i)
}
for i := 200000; i < 400000; i += 114 {
rb.AddInt(i)
rb3.AddInt(i)
}
arrayrr := rb.ToArray()
arrayrr3 := rb3.ToArray()
ok := true
for i := range arrayrr {
if arrayrr[i] != arrayrr3[i] {
ok = false
}
}
assert.Equal(t, len(arrayrr3), len(arrayrr))
assert.True(t, ok)
})
t.Run("flipTest1 ", func(t *testing.T) {
rb := NewBitmap()
rb.SetCopyOnWrite(true)
rb.Flip(uint64(100000), uint64(200000)) // in-place on empty bitmap
rbcard := rb.GetCardinality()
assert.EqualValues(t, rbcard, 100000)
bs := bitset.New(20000 - 10000)
for i := uint(100000); i < 200000; i++ {
bs.Set(i)
}
assert.True(t, equalsBitSet(bs, rb))
})
t.Run("flipTest1A", func(t *testing.T) {
rb := NewBitmap()
rb.SetCopyOnWrite(true)
rb1 := Flip(rb, 100000, 200000)
rbcard := rb1.GetCardinality()
assert.EqualValues(t, rbcard, 100000)
assert.EqualValues(t, rb.GetCardinality(), 0)
bs := bitset.New(0)
assert.True(t, equalsBitSet(bs, rb))
for i := uint(100000); i < 200000; i++ {
bs.Set(i)
}
assert.True(t, equalsBitSet(bs, rb1))
})
t.Run("flipTest2", func(t *testing.T) {
rb := NewBitmap()
rb.SetCopyOnWrite(true)
rb.Flip(uint64(100000), uint64(100000))
rbcard := rb.GetCardinality()
assert.EqualValues(t, rbcard, 0)
bs := bitset.New(0)
assert.True(t, equalsBitSet(bs, rb))
})
t.Run("flipTest2A", func(t *testing.T) {
rb := NewBitmap()
rb.SetCopyOnWrite(true)
rb1 := Flip(rb, 100000, 100000)
rb.AddInt(1)
rbcard := rb1.GetCardinality()
assert.EqualValues(t, 0, rbcard)
assert.EqualValues(t, rb.GetCardinality(), 1)
bs := bitset.New(0)
assert.True(t, equalsBitSet(bs, rb1))
bs.Set(1)
assert.True(t, equalsBitSet(bs, rb))
})
t.Run("flipTest3A", func(t *testing.T) {
rb := NewBitmap()
rb.SetCopyOnWrite(true)
rb.Flip(uint64(100000), uint64(200000)) // got 100k-199999
rb.Flip(uint64(100000), uint64(199991)) // give back 100k-199990
rbcard := rb.GetCardinality()
assert.EqualValues(t, 9, rbcard)
bs := bitset.New(0)
for i := uint(199991); i < 200000; i++ {
bs.Set(i)
}
assert.True(t, equalsBitSet(bs, rb))
})
t.Run("flipTest4A", func(t *testing.T) {
// fits evenly on both ends
rb := NewBitmap()
rb.SetCopyOnWrite(true)
rb.Flip(uint64(100000), uint64(200000)) // got 100k-199999
rb.Flip(uint64(65536), uint64(4*65536))
rbcard := rb.GetCardinality()
// 65536 to 99999 are 1s
// 200000 to 262143 are 1s: total card
assert.EqualValues(t, 96608, rbcard)
bs := bitset.New(0)
for i := uint(65536); i < 100000; i++ {
bs.Set(i)
}
for i := uint(200000); i < 262144; i++ {
bs.Set(i)
}
assert.True(t, equalsBitSet(bs, rb))
})
t.Run("flipTest5", func(t *testing.T) {
// fits evenly on small end, multiple
// containers
rb := NewBitmap()
rb.SetCopyOnWrite(true)
rb.Flip(uint64(100000), uint64(132000))
rb.Flip(uint64(65536), uint64(120000))
rbcard := rb.GetCardinality()
// 65536 to 99999 are 1s
// 120000 to 131999
assert.EqualValues(t, 46464, rbcard)
bs := bitset.New(0)
for i := uint(65536); i < 100000; i++ {
bs.Set(i)
}
for i := uint(120000); i < 132000; i++ {
bs.Set(i)
}
assert.True(t, equalsBitSet(bs, rb))
})
t.Run("flipTest6", func(t *testing.T) {
rb := NewBitmap()
rb.SetCopyOnWrite(true)
rb1 := Flip(rb, 100000, 132000)
rb2 := Flip(rb1, 65536, 120000)
//rbcard := rb2.GetCardinality()
bs := bitset.New(0)
for i := uint(65536); i < 100000; i++ {
bs.Set(i)
}
for i := uint(120000); i < 132000; i++ {
bs.Set(i)
}
assert.True(t, equalsBitSet(bs, rb2))
})
t.Run("flipTest6A", func(t *testing.T) {
rb := NewBitmap()
rb.SetCopyOnWrite(true)
rb1 := Flip(rb, 100000, 132000)
rb2 := Flip(rb1, 99000, 2*65536)
rbcard := rb2.GetCardinality()
assert.EqualValues(t, 1928, rbcard)
bs := bitset.New(0)
for i := uint(99000); i < 100000; i++ {
bs.Set(i)
}
for i := uint(2 * 65536); i < 132000; i++ {
bs.Set(i)
}
assert.True(t, equalsBitSet(bs, rb2))
})
t.Run("flipTest7", func(t *testing.T) {
// within 1 word, first container
rb := NewBitmap()
rb.SetCopyOnWrite(true)
rb.Flip(uint64(650), uint64(132000))
rb.Flip(uint64(648), uint64(651))
rbcard := rb.GetCardinality()
// 648, 649, 651-131999
assert.EqualValues(t, 132000-651+2, rbcard)
bs := bitset.New(0)
bs.Set(648)
bs.Set(649)
for i := uint(651); i < 132000; i++ {
bs.Set(i)
}
assert.True(t, equalsBitSet(bs, rb))
})
t.Run("flipTestBig", func(t *testing.T) {
numCases := 1000
rb := NewBitmap()
rb.SetCopyOnWrite(true)
bs := bitset.New(0)
//Random r = new Random(3333);
checkTime := 2.0
for i := 0; i < numCases; i++ {
start := rand.Intn(65536 * 20)
end := rand.Intn(65536 * 20)
if rand.Float64() < float64(0.1) {
end = start + rand.Intn(100)
}
rb.Flip(uint64(start), uint64(end))
if start < end {