minio/pkg/s3select/internal/parquet-go/encoding/rle-encode_test.go

45 lines
1.3 KiB
Go

/*
* Minio Cloud Storage, (C) 2019 Minio, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package encoding
import (
"reflect"
"testing"
"github.com/minio/minio/pkg/s3select/internal/parquet-go/gen-go/parquet"
)
func TestRLEEncodeInt32s(t *testing.T) {
testCases := []struct {
values []int32
bitWidth int32
dataType parquet.Type
expectedResult []byte
}{
{[]int32{3, 5, 7}, 1, parquet.Type_INT32, []byte{2, 3, 2, 5, 2, 7}},
{[]int32{3, 3, 3}, 1, parquet.Type_INT32, []byte{6, 3}},
{[]int32{2, 2, 3, 3, 3}, 1, parquet.Type_INT32, []byte{4, 2, 6, 3}},
}
for i, testCase := range testCases {
result := rleEncodeInt32s(testCase.values, testCase.bitWidth)
if !reflect.DeepEqual(result, testCase.expectedResult) {
t.Fatalf("case %v: expected: %v, got: %v", i+1, testCase.expectedResult, result)
}
}
}