74 lines
1.7 KiB
Go
74 lines
1.7 KiB
Go
// Copyright (c) 2017 Couchbase, Inc.
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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 zap
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import (
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"bytes"
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"reflect"
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"testing"
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)
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func TestChunkIntCoder(t *testing.T) {
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tests := []struct {
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maxDocNum uint64
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chunkSize uint64
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docNums []uint64
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vals [][]uint64
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expected []byte
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}{
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{
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maxDocNum: 0,
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chunkSize: 1,
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docNums: []uint64{0},
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vals: [][]uint64{
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[]uint64{3},
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},
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// 1 chunk, chunk-0 length 1, value 3
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expected: []byte{0x1, 0x1, 0x3},
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},
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{
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maxDocNum: 1,
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chunkSize: 1,
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docNums: []uint64{0, 1},
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vals: [][]uint64{
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[]uint64{3},
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[]uint64{7},
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},
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// 2 chunks, chunk-0 length 1, chunk-1 length 1, value 3, value 7
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expected: []byte{0x2, 0x1, 0x1, 0x3, 0x7},
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},
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}
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for _, test := range tests {
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cic := newChunkedIntCoder(test.chunkSize, test.maxDocNum)
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for i, docNum := range test.docNums {
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err := cic.Add(docNum, test.vals[i]...)
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if err != nil {
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t.Fatalf("error adding to intcoder: %v", err)
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}
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}
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cic.Close()
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var actual bytes.Buffer
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_, err := cic.Write(&actual)
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if err != nil {
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t.Fatalf("error writing: %v", err)
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}
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if !reflect.DeepEqual(test.expected, actual.Bytes()) {
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t.Errorf("got % x, expected % x", actual.Bytes(), test.expected)
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}
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}
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}
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