func loadPerms(path string) (mperms PermissionsList) {
file, e := ioutil.ReadFile(path)
if e != nil {
fmt.Println("Could not get group permissions for", path, ":", e)
return
}
lines := bytes.Split(file, []byte("\n"), -1)
mperms = make(PermissionsList, len(lines))
for i, line := range lines {
parts := bytes.Split(line, []byte(" "), 2)
perms := mperms[i]
for _, perm := range parts[0] {
switch perm {
case 'r':
perms.Read = true
case 'w':
perms.Write = true
default:
fmt.Println("WARNING: Unrecognized permission", perm)
}
perms.Path = string(parts[1])
mperms[i] = perms
}
}
sort.Sort(mperms)
if !sort.IsSorted(mperms) {
fmt.Println("Failed to sort!")
}
return
}
func TestUxArraySorting(t *testing.T) {
uxa := make(UxArray, 4)
for i := 0; i < len(uxa); i++ {
uxa[i] = makeUxOut(t)
}
isSorted := manualUxArrayIsSorted(uxa)
assert.Equal(t, sort.IsSorted(uxa), isSorted)
assert.Equal(t, uxa.IsSorted(), isSorted)
// Make sure uxa is not sorted
if isSorted {
uxa[0], uxa[1] = uxa[1], uxa[0]
}
assert.False(t, manualUxArrayIsSorted(uxa))
assert.False(t, sort.IsSorted(uxa))
assert.False(t, uxa.IsSorted())
uxb := make(UxArray, 4)
for i, ux := range uxa {
uxb[i] = ux
}
sort.Sort(uxa)
assert.True(t, sort.IsSorted(uxa))
assert.True(t, manualUxArrayIsSorted(uxa))
assert.True(t, uxa.IsSorted())
assert.False(t, sort.IsSorted(uxb))
uxb.Sort()
assert.Equal(t, uxa, uxb)
assert.True(t, sort.IsSorted(uxb))
assert.True(t, manualUxArrayIsSorted(uxb))
assert.True(t, uxb.IsSorted())
}
func runTest(t *testing.T, f func(Cover, Cover) Cover, sorted, symmetric bool, tests []Test) {
if symmetric {
for _, test := range tests {
tests = append(tests, Test{test.V1, test.V0, test.R})
}
}
tests = append(tests, Test{Cover{}, Cover{}, Cover{}})
for _, test := range tests {
if sorted {
if !sort.IsSorted(test.V0) {
t.Fatalf("input is not sorted: %+v", test.V0)
}
if !sort.IsSorted(test.V1) {
t.Fatalf("input is not sorted: %+v", test.V1)
}
}
if !sort.IsSorted(test.R) {
t.Fatalf("golden is not sorted: %+v", test.R)
}
res := f(test.V0, test.V1)
if !sort.IsSorted(res) {
t.Fatalf("output is not sorted: %+v", res)
}
if (len(res) != 0 || len(test.R) != 0) && !reflect.DeepEqual(res, test.R) {
t.Fatalf("f(%+v, %+v) = %+v (expect: %+v)", test.V0, test.V1, res, test.R)
}
}
}
// IsSorted checks whether tx has inputs and outputs sorted according to BIP
// 69.
func IsSorted(tx *wire.MsgTx) bool {
if !sort.IsSorted(sortableInputSlice(tx.TxIn)) {
return false
}
if !sort.IsSorted(sortableOutputSlice(tx.TxOut)) {
return false
}
return true
}
func TestSortSlice(t *testing.T) {
a1 := []int{2, 4, 6, 12, 353, 9, 44, 244, 123}
a := IntSlice(a1)
fmt.Println(sort.IsSorted(a)) //false
if !sort.IsSorted(a) {
sort.Sort(a)
}
fmt.Println(a)
}
func (s *S) TestUnitSliceSort(c *gocheck.C) {
units := UnitSlice{
Unit{Name: "f", State: provision.StatusBuilding.String()},
Unit{Name: "g", State: provision.StatusStarted.String()},
Unit{Name: "b", State: provision.StatusDown.String()},
}
c.Assert(sort.IsSorted(units), gocheck.Equals, false)
sort.Sort(units)
c.Assert(sort.IsSorted(units), gocheck.Equals, true)
}
func (S) TestcontainerSliceSort(c *gocheck.C) {
containers := containerSlice{
container{Name: "f", Status: provision.StatusBuilding.String()},
container{Name: "g", Status: provision.StatusStarted.String()},
container{Name: "b", Status: provision.StatusDown.String()},
}
c.Assert(sort.IsSorted(containers), gocheck.Equals, false)
sort.Sort(containers)
c.Assert(sort.IsSorted(containers), gocheck.Equals, true)
}
func TestLookupTableSorted(t *testing.T) {
if !sort.IsSorted(lookupTableSortByCp949{fromTable}) {
t.Error("fromTable is not sorted!")
}
t.Log("fromTable is sorted")
if !sort.IsSorted(lookupTableSortByUcs2{toTable}) {
t.Error("toTable is not sorted!")
}
t.Log("toTable is sorted")
}
func (s *S) TestUnitSliceSort(c *gocheck.C) {
units := UnitSlice{
Unit{Name: "b", State: string(provision.StatusDown)},
Unit{Name: "c", State: string(provision.StatusPending)},
Unit{Name: "a", State: string(provision.StatusError)},
Unit{Name: "d", State: string(provision.StatusCreating)},
Unit{Name: "e", State: string(provision.StatusInstalling)},
Unit{Name: "f", State: string(provision.StatusStarted)},
}
c.Assert(sort.IsSorted(units), gocheck.Equals, false)
sort.Sort(units)
c.Assert(sort.IsSorted(units), gocheck.Equals, true)
}
func TestMergeInt(t *testing.T) {
l := SortedInt(10)
if !sort.IsSorted(int64arr(l)) {
t.Errorf("Not sorted: [%v]\n", l)
t.FailNow()
}
for i := 0; i < 50000; i++ {
l = mergeInt(l, rand.Int63())
if !sort.IsSorted(int64arr(l)) {
t.Errorf("Not sorted: [%v]\n", l)
t.FailNow()
}
}
}
func TestOldestUxOut(t *testing.T) {
uxs := OldestUxOut(makeUxArray(t, 4))
for i, _ := range uxs {
uxs[i].Head.BkSeq = uint64(i)
}
assert.True(t, sort.IsSorted(uxs))
assert.Equal(t, uxs.Len(), 4)
uxs.Swap(0, 1)
assert.False(t, sort.IsSorted(uxs))
assert.Equal(t, uxs[0].Head.BkSeq, uint64(1))
assert.Equal(t, uxs[1].Head.BkSeq, uint64(0))
uxs.Swap(0, 1)
assert.True(t, sort.IsSorted(uxs))
assert.Equal(t, uxs[0].Head.BkSeq, uint64(0))
assert.Equal(t, uxs[1].Head.BkSeq, uint64(1))
// Test hash sorting
uxs[1].Head.BkSeq = uint64(0)
h0 := uxs[0].Hash()
h1 := uxs[1].Hash()
firstLower := bytes.Compare(h0[:], h1[:]) < 0
if firstLower {
uxs.Swap(0, 1)
}
assert.False(t, sort.IsSorted(uxs))
sort.Sort(uxs)
cmpHash := false
cmpSeq := false
for i, _ := range uxs[:len(uxs)-1] {
j := i + 1
if uxs[i].Head.BkSeq == uxs[j].Head.BkSeq {
ih := uxs[i].Hash()
jh := uxs[j].Hash()
assert.True(t, bytes.Compare(ih[:], jh[:]) < 0)
cmpHash = true
} else {
assert.True(t, uxs[i].Head.BkSeq < uxs[j].Head.BkSeq)
cmpSeq = true
}
}
assert.True(t, cmpHash)
assert.True(t, cmpSeq)
// Duplicate output panics
uxs = append(uxs, uxs[0])
assert.Panics(t, func() { sort.Sort(uxs) })
}
func TestAdd(t *testing.T) {
x := New()
x.Add("abcdefg")
checkNum(len(x.circle), 20, t)
checkNum(len(x.sortedHashes), 20, t)
if sort.IsSorted(x.sortedHashes) == false {
t.Errorf("expected sorted hashes to be sorted")
}
x.Add("qwer")
checkNum(len(x.circle), 40, t)
checkNum(len(x.sortedHashes), 40, t)
if sort.IsSorted(x.sortedHashes) == false {
t.Errorf("expected sorted hashes to be sorted")
}
}
func TestSort(t *testing.T) {
assert.Init(t)
func() {
array := make(Array, 0, 10)
assert.Ok(sort.IsSorted(array.Sort()))
}()
func() {
array := Array{1, 5, 9, 8, 7, 6, 2, 4, 3}
assert.Ok(sort.IsSorted(array.Sort()))
}()
}
// Enum computes a performance range from a sorted list
// of scores of examples with ground truth labels.
func Enum(vals []ValScore) PerfPath {
if !sort.IsSorted(byScoreDesc(vals)) {
panic("not sorted")
}
// Count number of positive and negative.
var pos, neg int
for _, val := range vals {
if val.Pos {
pos++
} else {
neg++
}
}
// Start with high threshold, everything negative,
// then gradually lower it.
perfs := make([]Perf, 0, len(vals)+1)
perf := Perf{FN: pos, TN: neg}
perfs = append(perfs, perf)
for _, val := range vals {
if val.Pos {
// Positive example classified as positive instead of negative.
perf.TP, perf.FN = perf.TP+1, perf.FN-1
} else {
// Negative example classified as positive instead of negative.
perf.FP, perf.TN = perf.FP+1, perf.TN-1
}
perfs = append(perfs, perf)
}
return PerfPath(perfs)
}
func TestSortFloat64Slice(t *testing.T) {
data := float64s
a := make(Float64Slice, testSize)
nanCount := 0
for i := range a {
a[i] = data[i%len(data)]
if math.IsNaN(a[i]) {
nanCount++
}
}
a.Sort()
if !sort.IsSorted(a) {
t.Errorf("sorted %v", float64s)
t.Errorf(" got %v", data)
}
// sort.IsSorted will compare using the Key, so compare using < to see if
// Key func is wrong
prev := a[0]
for _, v := range a {
if v < prev {
t.Errorf("Float64Key is wrong: %f sorted before %f", prev, v)
}
prev = v
}
// floats data contains two NaNs, so Search will find the spot right
// before them.
if a.Search(math.Inf(-1)) != 0 || a.Search(math.NaN()) != len(a)-nanCount {
t.Errorf("search failed")
}
}
func Test_SelectionSort(t *testing.T) {
ck := getCkints(1000)
SelectionSort(ck)
if !sort.IsSorted(ck) {
t.Error("SelectionSort Error")
}
}
//选择器开始进行对象选择
//按照敌人虚弱程度进行选择，通常
func (self *ChooseByWeak) Choose(fromWho interface{}, stepName string, params ...interface{}) (targets []effect.EffectCarrier, error bool) {
error = true
from, ok := fromWho.(*battle.Warrior)
if ok {
//首先获得攻击者的敌人
enemy := from.BattleIn.GetEnemyWarriors(from.Player)
if len(enemy) > 0 {
n := self.num
//取最弱的n个,先按照hp排序，最少的放前面
characters := (characterSliceLessByHP)(enemy)
if !sort.IsSorted(characters) {
sort.Sort(characters)
}
//然后返回前n个
warriors := characters[0:n]
targets = make([]effect.EffectCarrier, 0, len(warriors))
for id, _ := range warriors {
targets = append(targets, warriors[id])
}
error = false
}
}
return
}
func TestSelectionSort(t *testing.T) {
data := generateRandomIntData(1000)
SelectionSort(data)
if !sort.IsSorted(data) {
t.Error("Not sorted")
}
}
func (f *File) SortSegments() {
// Segments are almost always already sorted.
if sort.IsSorted(ByNumber(f.segments)) {
return
}
sort.Sort(ByNumber(f.segments))
}
func readChunks(r io.Reader, n int32, typ string) ([]bgzf.Chunk, error) {
if n == 0 {
return nil, nil
}
var (
vOff uint64
err error
)
chunks := make([]bgzf.Chunk, n)
for i := range chunks {
err = binary.Read(r, binary.LittleEndian, &vOff)
if err != nil {
return nil, fmt.Errorf("%s: failed to read chunk begin virtual offset: %v", typ, err)
}
chunks[i].Begin = makeOffset(vOff)
err = binary.Read(r, binary.LittleEndian, &vOff)
if err != nil {
return nil, fmt.Errorf("%s: failed to read chunk end virtual offset: %v", typ, err)
}
chunks[i].End = makeOffset(vOff)
}
if !sort.IsSorted(byBeginOffset(chunks)) {
sort.Sort(byBeginOffset(chunks))
}
return chunks, nil
}
func NewConsistantHashScheduler(hosts []string, hashname string) Scheduler {
var c ConsistantHashScheduler
c.hosts = make([]*Host, len(hosts))
c.index = make([]uint64, len(hosts)*VIRTUAL_NODES)
c.hashMethod = hashMethods[hashname]
for i, h := range hosts {
c.hosts[i] = NewHost(h)
for j := 0; j < VIRTUAL_NODES; j++ {
v := c.hashMethod([]byte(fmt.Sprintf("%s-%d", h, j)))
ps := strings.SplitN(h, ":", 2)
host := ps[0]
port := ps[1]
// 11211 这个端口有什么特殊？
if port == "11211" {
v = c.hashMethod([]byte(fmt.Sprintf("%s-%d", host, j)))
}
// 缓冲hash值
c.index[i*VIRTUAL_NODES+j] = (uint64(v) << 32) + uint64(i)
}
}
sort.Sort(uint64Slice(c.index))
if !sort.IsSorted(uint64Slice(c.index)) {
panic("sort failed")
}
return &c
}
func validate(entries aclEntries) error {
if len(entries) == 0 {
return nil
}
if !sort.IsSorted(entries) {
return errors.New("acl entries are not sorted by table name or prefix")
}
if err := validateNameOrPrefix(entries[0].tableNameOrPrefix); err != nil {
return err
}
for i := 1; i < len(entries); i++ {
prev := entries[i-1].tableNameOrPrefix
cur := entries[i].tableNameOrPrefix
if err := validateNameOrPrefix(cur); err != nil {
return err
}
if prev == cur {
return fmt.Errorf("conflict entries, name: %s overlaps with name: %s", cur, prev)
} else if isPrefix(prev) && isPrefix(cur) {
if strings.HasPrefix(cur[:len(cur)-1], prev[:len(prev)-1]) {
return fmt.Errorf("conflict entries, prefix: %s overlaps with prefix: %s", cur, prev)
}
} else if isPrefix(prev) {
if strings.HasPrefix(cur, prev[:len(prev)-1]) {
return fmt.Errorf("conflict entries, name: %s overlaps with prefix: %s", cur, prev)
}
} else if isPrefix(cur) {
if strings.HasPrefix(prev, cur[:len(cur)-1]) {
return fmt.Errorf("conflict entries, prefix: %s overlaps with name: %s", cur, prev)
}
}
}
return nil
}
// MergeChunks applies the given MergeStrategy to all bins in the Index.
func (i *Index) MergeChunks(s func([]bgzf.Chunk) []bgzf.Chunk) {
if s == nil {
return
}
for _, ref := range i.Refs {
for b, bin := range ref.Bins {
if !sort.IsSorted(byBeginOffset(bin.Chunks)) {
sort.Sort(byBeginOffset(bin.Chunks))
}
ref.Bins[b].Chunks = s(bin.Chunks)
if !sort.IsSorted(byBeginOffset(bin.Chunks)) {
sort.Sort(byBeginOffset(bin.Chunks))
}
}
}
}
func Test_InsertionSort(t *testing.T) {
ck := getCkints(1000)
InsertionSort(ck)
if !sort.IsSorted(ck) {
t.Error("InsertionSort Error")
}
}
func TestSorting(t *testing.T) {
cards := []Card{
NewCard(trello.Card{}),
NewCard(trello.Card{}),
NewCard(trello.Card{}),
NewCard(trello.Card{}),
}
cards[0].stats.comments = 5
cards[3].stats.creates = 10
cards[1].stats.checkListItemUpdates = 4
sort.Sort(ByStatisticsCountRev(cards))
if !sort.IsSorted(ByStatisticsCountRev(cards)) {
t.Fatal("Not sorted")
}
sorted := map[int]int{
0: 10,
1: 5,
2: 4,
3: 0,
}
for i, v := range cards {
if v.stats.Total() != sorted[i] {
t.Fatalf("Error testing Sort: Expected %d, got %d", sorted[i], v.stats.Total())
}
}
}
func testSortFn(t *testing.T, fn sortFn, fnName string) {
for _, test := range []sort.Interface{
sort.IntSlice([]int{660, 14, 796, 336, 223, 594, 419, 574, 372, 103, 991, 718, 436, 351, 844, 277, 668, 250, 330, 86}),
sort.Float64Slice([]float64{213.237, 458.642, 978.311, 547.351, 57.8992, 245.518, 445.638, 251.79, 960.202, 100.069, 483.136, 407.858, 496.913, 562.943, 557.959, 219.648, 164.599, 843.304, 671.732, 222.676}),
sort.StringSlice([]string{"assaults", "brackish", "monarchism", "ascribe", "mechanize", "andiron", "overpricing", "jading", "hauliers", "snug", "zodiac", "credit", "tremendous", "palavered", "hibiscuses", "amplest", "interrogated", "geologic", "unorthodoxy", "propagated"}),
} {
// Make a copy to avoid modification of the original slice.
var data sort.Interface
switch v := test.(type) {
case sort.IntSlice:
data = append(sort.IntSlice(nil), v...)
case sort.Float64Slice:
data = append(sort.Float64Slice(nil), v...)
case sort.StringSlice:
data = append(sort.StringSlice(nil), v...)
default:
t.Errorf("missing case: cannot copy %T", v)
continue
}
fn(data)
if !sort.IsSorted(data) {
t.Errorf("%s(%v)", fnName, test)
t.Errorf(" got %v", data)
sort.Sort(data)
t.Errorf("want %v", data)
}
}
}
func TestCreateSpends(t *testing.T) {
now := tNow()
amt := wallet.Balance{12e6, 125}
uxs := makeUxBalances([]wallet.Balance{
wallet.Balance{1e6, 50},
wallet.Balance{8e6, 10}, // 3
wallet.Balance{2e6, 80}, // 2
wallet.Balance{5e6, 15}, // 4
wallet.Balance{7e6, 20}, // 1
}, now)
uxs[4].Head.BkSeq = uint64(1)
uxs[3].Head.BkSeq = uint64(4)
uxs[2].Head.BkSeq = uint64(2)
uxs[1].Head.BkSeq = uint64(3)
uxs[0].Head.BkSeq = uint64(5)
if sort.IsSorted(OldestUxOut(uxs)) {
uxs[0], uxs[1] = uxs[1], uxs[0]
}
assert.False(t, sort.IsSorted(OldestUxOut(uxs)))
expectedSorting := coin.UxArray{uxs[4], uxs[2], uxs[1], uxs[3], uxs[0]}
cuxs := append(coin.UxArray{}, uxs...)
sort.Sort(OldestUxOut(cuxs))
assert.Equal(t, expectedSorting, cuxs)
assert.True(t, sort.IsSorted(OldestUxOut(cuxs)))
assert.False(t, sort.IsSorted(OldestUxOut(uxs)))
ouxs := append(coin.UxArray{}, uxs...)
spends, err := createSpends(now, uxs, amt, 0, 0)
assert.True(t, sort.IsSorted(OldestUxOut(uxs)))
assert.Nil(t, err)
assert.Equal(t, spends, cuxs[:len(spends)])
assert.Equal(t, len(spends), 4)
assert.Equal(t, spends, coin.UxArray{ouxs[4], ouxs[2], ouxs[1], ouxs[3]})
// Recalculate what it should be
b := wallet.Balance{0, 0}
ouxs = make(coin.UxArray, 0, len(spends))
for _, ux := range cuxs {
if b.Coins > amt.Coins && b.Hours >= amt.Hours {
break
}
b = b.Add(wallet.NewBalanceFromUxOut(now, &ux))
ouxs = append(ouxs, ux)
}
assert.Equal(t, len(ouxs), len(spends))
assert.Equal(t, ouxs, spends)
}
func TestEnumerateIsSorted(t *testing.T) {
ds := NewStorage(t)
defer cleanUp(ds)
const blobsToMake = 250
t.Logf("Uploading test blobs...")
for i := 0; i < blobsToMake; i++ {
blob := &test.Blob{fmt.Sprintf("blob-%d", i)}
blob.MustUpload(t, ds)
}
// Make some fake blobs in other partitions to confuse the
// enumerate code.
// TODO(bradfitz): remove this eventually.
fakeDir := ds.root + "/partition/queue-indexer/sha1/1f0/710"
ExpectNil(t, os.MkdirAll(fakeDir, 0755), "creating fakeDir")
ExpectNil(t, ioutil.WriteFile(fakeDir+"/sha1-1f07105465650aa243cfc1b1bbb1c68ea95c6812.dat",
[]byte("fake file"), 0644), "writing fake blob")
// And the same for a "cache" directory, used by the default configuration.
fakeDir = ds.root + "/cache/sha1/1f0/710"
ExpectNil(t, os.MkdirAll(fakeDir, 0755), "creating cache fakeDir")
ExpectNil(t, ioutil.WriteFile(fakeDir+"/sha1-1f07105465650aa243cfc1b1bbb1c68ea95c6812.dat",
[]byte("fake file"), 0644), "writing fake blob")
var tests = []struct {
limit int
after string
}{
{200, ""},
{blobsToMake, ""},
{200, "sha1-2"},
{200, "sha1-3"},
{200, "sha1-4"},
{200, "sha1-5"},
{200, "sha1-e"},
{200, "sha1-f"},
{200, "sha1-ff"},
}
for _, test := range tests {
limit := test.limit
ch := make(chan blob.SizedRef)
errCh := make(chan error)
go func() {
errCh <- ds.EnumerateBlobs(context.TODO(), ch, test.after, limit)
}()
got := make([]blob.SizedRef, 0, blobsToMake)
for sb := range ch {
got = append(got, sb)
}
if err := <-errCh; err != nil {
t.Errorf("case %+v; enumerate error: %v", test, err)
continue
}
if !sort.IsSorted(SortedSizedBlobs(got)) {
t.Errorf("case %+v: expected sorted; got: %q", test, got)
}
}
}
// sortComments sorts the list of comment groups in source order.
//
func sortComments(list []*CommentGroup) {
// TODO(gri): Does it make sense to check for sorted-ness
// first (because we know that sorted-ness is
// very likely)?
if orderedList := byPos(list); !sort.IsSorted(orderedList) {
sort.Sort(orderedList)
}
}
func TestQuick(t *testing.T) {
d := init_testdata(20)
Quick(d)
if !sort.IsSorted(d) {
t.Error("Quick Sort Error:", d)
return
}
}