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minio/pkg/utils/split/split_test.go

69 lines
1.9 KiB

/*
* Mini Object Storage, (C) 2014 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 split_test
import (
"bufio"
"bytes"
"io"
"os"
"strconv"
"testing"
"github.com/minio-io/minio/pkg/utils/split"
. "gopkg.in/check.v1"
)
type MySuite struct{}
var _ = Suite(&MySuite{})
func Test(t *testing.T) { TestingT(t) }
func (s *MySuite) TestSplitStream(c *C) {
var bytesBuffer bytes.Buffer
bytesWriter := bufio.NewWriter(&bytesBuffer)
for i := 0; i < 100; i++ {
bytesWriter.Write([]byte(strconv.Itoa(i)))
}
bytesWriter.Flush()
reader := bytes.NewReader(bytesBuffer.Bytes())
ch := split.Stream(reader, 25)
var resultsBuffer bytes.Buffer
resultsWriter := bufio.NewWriter(&resultsBuffer)
for chunk := range ch {
resultsWriter.Write(chunk.Data)
}
resultsWriter.Flush()
c.Assert(bytes.Compare(bytesBuffer.Bytes(), resultsBuffer.Bytes()), Equals, 0)
}
func (s *MySuite) TestFileSplitJoin(c *C) {
err := split.FileWithPrefix("testdata/TESTFILE", 1024, "TESTPREFIX")
c.Assert(err, IsNil)
err = split.FileWithPrefix("testdata/TESTFILE", 1024, "")
c.Assert(err, Not(IsNil))
devnull, err := os.OpenFile(os.DevNull, 2, os.ModeAppend)
defer devnull.Close()
reader := split.JoinFiles(".", "ERROR")
_, err = io.Copy(devnull, reader)
c.Assert(err, Not(IsNil))
reader = split.JoinFiles(".", "TESTPREFIX")
_, err = io.Copy(devnull, reader)
c.Assert(err, IsNil)
}