/usr/share/gocode/src/github.com/retailnext/hllpp/marshal_test.go is in golang-github-retailnext-hllpp-dev 1.0.0+git20170901.6e8b6d3-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 | // Copyright (c) 2015, RetailNext, Inc.
// All rights reserved.
package hllpp
import (
"fmt"
"reflect"
"testing"
)
func hllpEqual(h1, h2 HLLPP) bool {
return reflect.DeepEqual(h1, h2)
}
func marshalUnmarshal(h *HLLPP) error {
unmarshaled, err := Unmarshal(h.Marshal())
if err != nil {
panic(err)
}
if unmarshaled.Count() != h.Count() {
return fmt.Errorf("mismatched count: got %d, expected %d", unmarshaled.Count(), h.Count())
}
if !hllpEqual(*h, *unmarshaled) {
return fmt.Errorf("got %+v, expected %+v", unmarshaled, h)
} else {
return nil
}
}
func TestMarshal(t *testing.T) {
h := New()
if err := marshalUnmarshal(h); err != nil {
t.Error(err)
}
h.Add(intToBytes(1))
if err := marshalUnmarshal(h); err != nil {
t.Error(err)
}
for i := uint64(0); i < 1000; i++ {
h.Add(intToBytes(i))
}
if !h.sparse {
t.Error("Expecting sparse")
}
if err := marshalUnmarshal(h); err != nil {
t.Error(err)
}
for i := uint64(0); i < 100000; i++ {
h.Add(intToBytes(i))
}
if h.sparse {
t.Error("Expecting dense")
}
if err := marshalUnmarshal(h); err != nil {
t.Error(err)
}
}
func TestUnmarshalErrors(t *testing.T) {
uh, err := Unmarshal(nil)
if uh != nil || err == nil {
t.Error("Expected nil hll and some error")
}
uh, err = Unmarshal([]byte{})
if uh != nil || err == nil {
t.Error("Expected nil hll and some error")
}
h := New()
for i := uint64(0); i < 10000; i++ {
h.Add(intToBytes(i))
}
uh, err = Unmarshal(h.Marshal()[0:100])
if uh != nil || err == nil {
t.Error("Expected nil hll and some error")
}
}
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