func TestMarshalUnmarshalArbitrary(t *testing.T) {
f := func(arb Arbitrary) interface{} { a, _ := standardize(arb.Value); return a }
g := func(arb Arbitrary) interface{} {
data, err := Marshal(arb.Value, XMLFormat)
if err != nil {
t.Error(err)
return nil
}
var result interface{}
format, err := Unmarshal(data, &result)
if err != nil {
t.Error(err)
return nil
}
if format != XMLFormat {
t.Error(err)
return nil
}
a, _ := standardize(result)
return a
}
if err := quick.CheckEqual(f, g, nil); err != nil {
out1 := err.(*quick.CheckEqualError).Out1[0]
out2 := err.(*quick.CheckEqualError).Out2[0]
findDifferences(t, out1, out2)
t.Error(err)
}
}
func TestXXD(t *testing.T) {
if *xxdFile == "" {
t.Skip("-xxdFile argument not given")
}
data, err := ioutil.ReadFile(*xxdFile)
if err != nil {
t.Fatal(err)
}
test := func(fn func(r io.Reader, w io.Writer, s string) error) func(n uint64) []string {
return func(n uint64) []string {
size := n % uint64(len(data))
fmt.Printf("%d\n", size)
var out bytes.Buffer
if err := fn(&pathologicalReader{data[0:size]}, &out, ""); err != nil {
return []string{err.Error()}
}
return strings.Split(out.String(), "\n")
}
}
if err := quick.CheckEqual(test(xxd), test(xxdNative), nil); err != nil {
cErr := err.(*quick.CheckEqualError)
size := cErr.In[0].(uint64) % uint64(len(data))
for i := range cErr.Out1[0].([]string) {
got := cErr.Out1[0].([]string)[i]
want := cErr.Out2[0].([]string)[i]
if got != want {
t.Errorf("size: %d\n\ngot : %s\nwant: %s\n", size, got, want)
break
}
}
}
}
func TestQuickPythonEncodeBits(t *testing.T) {
if !*python {
t.Skip("Skipping, use -python to enable")
}
us := func(orig []byte, partial uint) (string, error) {
bits := calcBits(orig, partial)
encoded := zbase32.EncodeBitsToString(orig, bits)
return encoded, nil
}
them := func(orig []byte, partial uint) (string, error) {
// the python library raises IndexError on zero-length input
if len(orig) == 0 {
return "", nil
}
bits := calcBits(orig, partial)
cmd := exec.Command("python", "-c", `
import sys, zbase32
orig = sys.stdin.read()
bits = int(sys.argv[1])
sys.stdout.write(zbase32.b2a_l(orig, bits))
`,
strconv.Itoa(bits),
)
cmd.Stdin = bytes.NewReader(orig)
cmd.Stderr = os.Stderr
output, err := cmd.Output()
if err != nil {
return "", fmt.Errorf("cannot run python: %v", err)
}
return string(output), nil
}
if err := quick.CheckEqual(us, them, nil); err != nil {
t.Fatal(err)
}
}
func TestCompareRead(t *testing.T) {
r := NewRandReader(42)
buf := make([]byte, 10*1024*1024)
r.Read(buf)
blob := emptyBlob(t, &mock.InMemory{})
blob.WriteAt(buf, 0)
got := func(p []byte, off int64) (int, error) {
if off < 0 {
off = -off
}
return blob.ReadAt(p, off)
}
rat := bytes.NewReader(buf)
exp := func(p []byte, off int64) (int, error) {
if off < 0 {
off = -off
}
return rat.ReadAt(p, off)
}
config := quick.Config{
MaxCountScale: 100.0,
}
if err := quick.CheckEqual(got, exp, &config); err != nil {
t.Error(err)
}
}
func TestPackageMethods(t *T) {
pkg := func(a, b, c, d, e, f string) string {
buf := setupLogger()
defer resetLogger()
Println(a, b, c, d, e, f)
Print(a, b, c, d, e, f)
Printf(a, b, c, d, e, f)
return buf.String()
}
dft := func(a, b, c, d, e, f string) string {
buf := setupLogger()
defer resetLogger()
Default.Println(a, b, c, d, e, f)
Default.Print(a, b, c, d, e, f)
Default.Printf(a, b, c, d, e, f)
return buf.String()
}
if err := quick.CheckEqual(pkg, dft, nil); err != nil {
t.Error(err)
}
}
func TestQuickPythonDecodeBytes(t *testing.T) {
if !*python {
t.Skip("Skipping, use -python to enable")
}
us := func(orig []byte) ([]byte, error) {
encoded := zbase32.EncodeToString(orig)
return zbase32.DecodeString(encoded)
}
them := func(orig []byte) ([]byte, error) {
// the python library raises IndexError on zero-length input
if len(orig) == 0 {
return []byte{}, nil
}
encoded := zbase32.EncodeToString(orig)
cmd := exec.Command("python", "-c", `
import sys, zbase32
enc = sys.stdin.read()
sys.stdout.write(zbase32.a2b(enc))
`)
cmd.Stdin = strings.NewReader(encoded)
cmd.Stderr = os.Stderr
output, err := cmd.Output()
if err != nil {
return nil, fmt.Errorf("cannot run python: %v", err)
}
return output, nil
}
if err := quick.CheckEqual(us, them, nil); err != nil {
t.Fatal(err)
}
}
func TestSumBytes(t *testing.T) {
config := &quick.Config{MaxCount: 1 << 10}
fast := func(x TestSlice) uint64 { return FastSumUint8(x) }
slow := func(x TestSlice) uint64 { return SumUint8(x) }
if err := quick.CheckEqual(fast, slow, config); err != nil {
t.Error(err)
}
}
func TestNodeID_logdist(t *testing.T) {
logdistBig := func(a, b common.Hash) int {
abig, bbig := new(big.Int).SetBytes(a[:]), new(big.Int).SetBytes(b[:])
return new(big.Int).Xor(abig, bbig).BitLen()
}
if err := quick.CheckEqual(logdist, logdistBig, quickcfg()); err != nil {
t.Error(err)
}
}
func TestForward(t *testing.T) {
if err := quick.CheckEqual(func(a, b []byte) ([]byte, error) {
diff := Diff(a, b, 0)
return Forward(a, diff)
}, func(a, b []byte) ([]byte, error) {
return b, nil
}, nil); err != nil {
t.Error(err)
}
}
func TestReverse(t *testing.T) {
if err := quick.CheckEqual(func(a, b []byte) ([]byte, error) {
diff := Diff(a, b, 0)
return Reverse(b, diff)
}, func(a, b []byte) ([]byte, error) {
return a, nil
}, nil); err != nil {
t.Error(err)
}
}
func TestClientSeek(t *testing.T) {
sftp, cmd := testClient(t, READONLY, NO_DELAY)
defer cmd.Wait()
defer sftp.Close()
fOS, err := ioutil.TempFile("", "seek-test")
if err != nil {
t.Fatal(err)
}
defer fOS.Close()
fSFTP, err := sftp.Open(fOS.Name())
if err != nil {
t.Fatal(err)
}
defer fSFTP.Close()
writeN(t, fOS, seekBytes)
if err := quick.CheckEqual(
func(s seek) (string, int64) { s.set(t, fOS); return readHash(t, fOS) },
func(s seek) (string, int64) { s.set(t, fSFTP); return readHash(t, fSFTP) },
nil,
); err != nil {
t.Errorf("Seek: expected equal absolute seeks: %v", err)
}
if err := quick.CheckEqual(
func(s seek) (string, int64) { s.current(t, fOS); return readHash(t, fOS) },
func(s seek) (string, int64) { s.current(t, fSFTP); return readHash(t, fSFTP) },
nil,
); err != nil {
t.Errorf("Seek: expected equal seeks from middle: %v", err)
}
if err := quick.CheckEqual(
func(s seek) (string, int64) { s.end(t, fOS); return readHash(t, fOS) },
func(s seek) (string, int64) { s.end(t, fSFTP); return readHash(t, fSFTP) },
nil,
); err != nil {
t.Errorf("Seek: expected equal seeks from end: %v", err)
}
}
func TestNodeID_distcmp(t *testing.T) {
distcmpBig := func(target, a, b common.Hash) int {
tbig := new(big.Int).SetBytes(target[:])
abig := new(big.Int).SetBytes(a[:])
bbig := new(big.Int).SetBytes(b[:])
return new(big.Int).Xor(tbig, abig).Cmp(new(big.Int).Xor(tbig, bbig))
}
if err := quick.CheckEqual(distcmp, distcmpBig, quickcfg()); err != nil {
t.Error(err)
}
}
func TestConstantTimeByteEq(t *testing.T) {
for i, test := range testConstandTimeByteEqData {
if r := ConstantTimeByteEq(test.a, test.b); r != test.out {
t.Errorf("#%d bad result (got %x, want %x)", i, r, test.out)
}
}
err := quick.CheckEqual(ConstantTimeByteEq, byteEq, nil)
if err != nil {
t.Error(err)
}
}
func TestNewEscaper(t *testing.T) {
of := func(in chars) string {
return oldunescape(string(in))
}
nf := func(in chars) string {
return unescape(string(in))
}
if err := quick.CheckEqual(of, nf, nil); err != nil {
t.Errorf("quickcheck failure: %v", err)
}
}
func TestCFNumber_Float64(t *testing.T) {
f := func(f float64) float64 { return f }
g := func(f float64) float64 {
cfNum := convertFloat64ToCFNumber(f)
if cfNum == nil {
t.Fatal("CFNumberRef is NULL (%#v)", f)
}
defer cfRelease(cfTypeRef(cfNum))
return convertCFNumberToFloat64(cfNum)
}
if err := quick.CheckEqual(f, g, nil); err != nil {
t.Error(err)
}
}
func TestCFData(t *testing.T) {
f := func(data []byte) []byte { return data }
g := func(data []byte) []byte {
cfData := convertBytesToCFData(data)
if cfData == nil {
t.Fatal("CFDataRef is NULL (%#v)", data)
}
defer cfRelease(cfTypeRef(cfData))
return convertCFDataToBytes(cfData)
}
if err := quick.CheckEqual(f, g, nil); err != nil {
t.Error(err)
}
}
func TestCFNumber_UInt32(t *testing.T) {
f := func(i uint32) uint32 { return i }
g := func(i uint32) uint32 {
cfNum := convertUInt32ToCFNumber(i)
if cfNum == nil {
t.Fatal("CFNumberRef is NULL (%#v)", i)
}
defer cfRelease(cfTypeRef(cfNum))
return convertCFNumberToUInt32(cfNum)
}
if err := quick.CheckEqual(f, g, nil); err != nil {
t.Error(err)
}
}
func TestCFBoolean(t *testing.T) {
f := func(b bool) bool { return b }
g := func(b bool) bool {
cfBool := convertBoolToCFBoolean(b)
if cfBool == nil {
t.Fatal("CFBooleanRef is NULL (%#v)", b)
}
defer cfRelease(cfTypeRef(cfBool))
return convertCFBooleanToBool(cfBool)
}
if err := quick.CheckEqual(f, g, nil); err != nil {
t.Error(err)
}
}
func main() {
f := func(data sort.IntSlice) sort.IntSlice {
d := make(sort.IntSlice, len(data)) // Defensive copy!
copy(d, data)
sort.Sort(d)
return d
}
g := func(data sort.IntSlice) sort.IntSlice {
d := make(sort.IntSlice, len(data)) // Defensive copy!
copy(d, data)
BubbleSort(d)
return d
}
fmt.Println("Counter examples against sort:", quick.CheckEqual(f, g, nil))
}
func TestCFString(t *testing.T) {
// because the generator for string produces invalid strings,
// lets generate []runes instead and convert those to strings in the function
f := func(runes []rune) string { return string(runes) }
g := func(runes []rune) string {
cfStr := convertStringToCFString(string(runes))
if cfStr == nil {
t.Fatal("CFStringRef is NULL (%#v)", runes)
}
defer cfRelease(cfTypeRef(cfStr))
return convertCFStringToString(cfStr)
}
if err := quick.CheckEqual(f, g, nil); err != nil {
t.Error(err)
}
}
func TestQuickPublishConsumeOnly(t *testing.T) {
c1 := integrationConnection(t, "quick-pub")
c2 := integrationConnection(t, "quick-sub")
if c1 != nil && c2 != nil {
defer c1.Close()
defer c2.Close()
pub, err := c1.Channel()
sub, err := c2.Channel()
queue := "TestPublishConsumeOnly"
if _, err = pub.QueueDeclare(queue, false, true, false, false, nil); err != nil {
t.Errorf("Failed to declare: %s", err)
return
}
if _, err = sub.QueueDeclare(queue, false, true, false, false, nil); err != nil {
t.Errorf("Failed to declare: %s", err)
return
}
defer sub.QueueDelete(queue, false, false, false)
ch, err := sub.Consume(queue, "", false, false, false, false, nil)
if err != nil {
t.Errorf("Could not sub: %s", err)
}
quick.CheckEqual(
func(msg Publishing) []byte {
empty := Publishing{Body: msg.Body}
if pub.Publish("", queue, false, false, empty) != nil {
return []byte{'X'}
}
return msg.Body
},
func(msg Publishing) []byte {
out := <-ch
out.Ack(false)
return out.Body
},
nil)
}
}
func TestCFDate(t *testing.T) {
// We know the CFDate conversion explicitly truncates to milliseconds
// because CFDates use floating point for representation.
round := func(nano int64) int64 {
return int64(time.Duration(nano) / time.Millisecond * time.Millisecond)
}
f := func(nano int64) time.Time { return time.Unix(0, round(nano)) }
g := func(nano int64) time.Time {
ti := time.Unix(0, round(nano))
cfDate := convertTimeToCFDate(ti)
if cfDate == nil {
t.Fatal("CFDateRef is NULL (%#v)", ti)
}
defer cfRelease(cfTypeRef(cfDate))
return convertCFDateToTime(cfDate)
}
if err := quick.CheckEqual(f, g, nil); err != nil {
t.Error(err)
}
}
func TestArbitrary(t *testing.T) {
// test arbitrary values of any plistable type
f := func(arb Arbitrary) interface{} { a, _ := standardize(arb.Value); return a }
g := func(arb Arbitrary) interface{} {
if cfObj, err := convertValueToCFType(reflect.ValueOf(arb.Value)); err != nil {
t.Error(err)
} else {
defer cfRelease(cfTypeRef(cfObj))
if val, err := convertCFTypeToInterface(cfObj); err != nil {
t.Error(err)
} else {
a, _ := standardize(val)
return a
}
}
return nil
}
if err := quick.CheckEqual(f, g, nil); err != nil {
input := err.(*quick.CheckEqualError).In[0].(Arbitrary).Value
t.Logf("Input value type: %T", input)
t.Error(err)
}
}
func TestConstantTimeEq(t *testing.T) {
err := quick.CheckEqual(ConstantTimeEq, eq, nil)
if err != nil {
t.Error(err)
}
}
func TestRotateQuick(t *testing.T) {
if err := quick.CheckEqual(rotate.RotateByJuggle, rotate.RotateByReverse, nil); nil != err {
t.Error(err)
}
}
func TestConstantTimeCopy(t *testing.T) {
err := quick.CheckEqual(constantTimeCopyWrapper, makeCopy, nil)
if err != nil {
t.Error(err)
}
}
func TestCacheFilename(t *testing.T) {
quick.CheckEqual(CacheFilename("blob"), "", nil)
}
func testCompareBoth(t *testing.T, saveEvery int) {
f, err := ioutil.TempFile("", "baziltest-")
if err != nil {
t.Fatalf("tempfile error: %v")
}
defer f.Close()
blob, err := blobs.Open(&mock.InMemory{},
&blobs.Manifest{
Type: "footype",
ChunkSize: blobs.MinChunkSize,
Fanout: 2,
},
)
if err != nil {
t.Fatalf("cannot open blob: %v", err)
}
if seed == 0 {
seed = uint64(entropy.Seed())
}
t.Logf("Seed is %d", seed)
qconf := quick.Config{
Rand: rand.New(rand.NewSource(int64(seed))),
}
count := 0
got := func(isWrite bool, off int64, size int, writeSeed int64) (num int, read []byte, err error) {
if off < 0 {
off = -off
}
off = off % (10 * 1024 * 1024)
if size < 0 {
size = -size
}
size = size % (10 * 1024)
if isWrite {
count++
if saveEvery > 0 && count%saveEvery == 0 {
_, err := blob.Save()
if err != nil {
return 0, nil, err
}
}
p := make([]byte, size)
NewRandReader(writeSeed).Read(p)
t.Logf("write %d@%d", len(p), off)
n, err := blob.WriteAt(p, off)
return n, nil, err
} else {
p := make([]byte, size)
t.Logf("read %d@%d", len(p), off)
n, err := blob.ReadAt(p, off)
// http://golang.org/pkg/io/#ReaderAt says "If the n = len(p)
// bytes returned by ReadAt are at the end of the input
// source, ReadAt may return either err == EOF or err ==
// nil." Unify the result
if n == len(p) && err == io.EOF {
err = nil
}
return n, p, err
}
}
exp := func(isWrite bool, off int64, size int, writeSeed int64) (num int, read []byte, err error) {
if off < 0 {
off = -off
}
off = off % (10 * 1024 * 1024)
if size < 0 {
size = -size
}
size = size % (10 * 1024)
if isWrite {
p := make([]byte, size)
NewRandReader(writeSeed).Read(p)
n, err := f.WriteAt(p, off)
return n, nil, err
} else {
p := make([]byte, size)
n, err := f.ReadAt(p, off)
// http://golang.org/pkg/io/#ReaderAt says "If the n = len(p)
// bytes returned by ReadAt are at the end of the input
// source, ReadAt may return either err == EOF or err ==
// nil." Unify the result
if n == len(p) && err == io.EOF {
err = nil
}
return n, p, err
}
}
if err := quick.CheckEqual(got, exp, &qconf); err != nil {
t.Error(err)
}
}
func TestCounter(t *testing.T) {
// Yes, this is really close to testing golang "sync/atomic" package.
if err := quick.CheckEqual(count, reference, nil); err != nil {
t.Error(err)
}
}
func TestDifferentBitCountInSha256(t *testing.T) {
err := quick.CheckEqual(DifferentBitCountInSha256, naiveCount, nil)
if err != nil {
t.Error(err)
}
}