mirror of
https://github.com/featurebasedb/featurebase.git
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69 lines
No EOL
2.9 KiB
Go
69 lines
No EOL
2.9 KiB
Go
// Copyright 2017 Pilosa Corp.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package roaring
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import (
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"testing"
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)
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func TestUnmarshalBinary(t *testing.T) {
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b := NewBitmap()
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confirmedCrashers := []struct {
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cr []byte
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expected string
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} {
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{ // Checks for the zero containers situation
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cr : []byte(":0\x000\x01\x00\x00\x000000"), //":000000"
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expected : "reading roaring header: malformed bitmap, key-cardinality slice overruns buffer at 12",
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},
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{ // Checks for int overflow
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cr : []byte("<0\x000\x00\x00\x00\x00000000000000" +
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"0"), //"<000000000000000"
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expected : "unmarshaling as pilosa roaring: Maximum operation size exceeded",
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},
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{ // The next 5 check for malformed bitmaps
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cr : []byte("<0\x0000000000000000000" +
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"\x00\x00\xec\x00\x03\x00\x00\x00\xec000"), //"<000000000000000000ÏÏ000"
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expected : "unmarshaling as pilosa roaring: malformed bitmap, key-cardinality not provided for 67372036 containers",
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},
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{
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cr : []byte("<0\x00\x02\x00\x00\x00\\f\x01\xb5\x8d\x009\v\x01\x00\x00\x00\x00" +
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"\x00\x00e\x04\x00\x00\x00\x04\xfd\x00\x01\x00"), //"<0\fµç9e˝"
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expected : "unmarshaling as pilosa roaring: malformed bitmap, key-cardinality not provided for 128625322 containers",
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},
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{
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cr : []byte("<0\x00\x02\x00\x00\x00&x.field safe"), //"<0&x.field safe"
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expected : "unmarshaling as pilosa roaring: malformed bitmap, key-cardinality not provided for 53127850 containers",
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},
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{
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cr : []byte("<0\x00\x00\x14\x00\x00\x00\x80\xffp\x05_ 4\x114089" +
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"\x00\x00\xff\x000\x00\x02\x00\x00\x00\x00\xff\u007f\x00\x00\x01\x10\x00\x00j" +
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"\x02\x00\x00$\x04_\x00\xff\u007f\xff062616163\x00" + //"<0ġp_ 44089ˇ0ˇj$_ˇˇ0626161630ø¸ad$j√"
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"0\x00\x02\x00\x01\xbf\x00\x04\x00\xfcad$\x00\x00j\x10\x00\x00\xc3"),
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expected : "unmarshaling as pilosa roaring: malformed bitmap, key-cardinality not provided for 1 containers",
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},
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{ // 0 containers because the container is partially formed, but not fully (ie. 3/12 = 0)
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cr : []byte("<0\x00\x02\x03\x00\x00\x00쳫\v\x00d9\v\x00\x009\v"), //<0쳫 d9 9
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expected : "unmarshaling as pilosa roaring: malformed bitmap, key-cardinality not provided for 0 containers",
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},
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}
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for _, crash := range confirmedCrashers {
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err := b.UnmarshalBinary(crash.cr)
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if err.Error() != crash.expected {
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t.Errorf("Expected: %s, Got: %s", crash.expected, err)
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}
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}
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} |