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// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The ASF licenses this file
// to you 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 array
import (
"testing"
"github.com/apache/arrow/go/v6/arrow"
"github.com/apache/arrow/go/v6/arrow/memory"
"github.com/stretchr/testify/assert"
)
func TestDataReset(t *testing.T) {
var (
buffers1 = make([]*memory.Buffer, 0, 3)
buffers2 = make([]*memory.Buffer, 0, 3)
)
for i := 0; i < cap(buffers1); i++ {
buffers1 = append(buffers1, memory.NewBufferBytes([]byte("some-bytes1")))
buffers2 = append(buffers2, memory.NewBufferBytes([]byte("some-bytes2")))
}
data := NewData(&arrow.StringType{}, 10, buffers1, nil, 0, 0)
data.Reset(&arrow.Int64Type{}, 5, buffers2, nil, 1, 2)
for i := 0; i < 2; i++ {
assert.Equal(t, buffers2, data.Buffers())
assert.Equal(t, &arrow.Int64Type{}, data.DataType())
assert.Equal(t, 1, data.NullN())
assert.Equal(t, 2, data.Offset())
assert.Equal(t, 5, data.Len())
// Make sure it works when resetting the data with its own buffers (new buffers are retained
// before old ones are released.)
data.Reset(&arrow.Int64Type{}, 5, data.Buffers(), nil, 1, 2)
}
}
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