github.com/matrixorigin/matrixone@v1.2.0/pkg/compress/compress_test.go (about)

     1  // Copyright 2021 Matrix Origin
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //      http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package compress
    16  
    17  import (
    18  	"fmt"
    19  	"log"
    20  	"testing"
    21  
    22  	"github.com/matrixorigin/matrixone/pkg/container/types"
    23  
    24  	"github.com/pierrec/lz4/v4"
    25  )
    26  
    27  func TestLz4(t *testing.T) {
    28  	var err error
    29  
    30  	xs := []int64{200, 200, 0, 200, 10, 30, 20, 1111}
    31  	raw := types.EncodeSlice(xs)
    32  	fmt.Printf("raw: %v\n", raw)
    33  	buf := make([]byte, lz4.CompressBlockBound(len(raw)))
    34  	if buf, err = Compress(raw, buf, Lz4); err != nil {
    35  		log.Fatal(err)
    36  	}
    37  	fmt.Printf("buf: %v\n", buf)
    38  	data, err := Decompress(buf, raw, Lz4)
    39  	if err != nil {
    40  		log.Fatal(err)
    41  	}
    42  	fmt.Printf("dat: %v\n", data)
    43  }