minio/pkg/s3select/csv/reader_test.go
2019-07-05 12:08:56 -07:00

73 lines
1.8 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 csv
import (
"io"
"io/ioutil"
"strings"
"testing"
"github.com/minio/minio/pkg/s3select/sql"
)
func TestRead(t *testing.T) {
cases := []struct {
content string
recordDelimiter string
fieldDelimiter string
}{
{"1,2,3\na,b,c\n", "\n", ","},
{"1,2,3\ta,b,c\t", "\t", ","},
{"1,2,3\r\na,b,c\r\n", "\r\n", ","},
}
for i, c := range cases {
var err error
var record sql.Record
r, _ := NewReader(ioutil.NopCloser(strings.NewReader(c.content)), &ReaderArgs{
FileHeaderInfo: none,
RecordDelimiter: c.recordDelimiter,
FieldDelimiter: c.fieldDelimiter,
QuoteCharacter: defaultQuoteCharacter,
QuoteEscapeCharacter: defaultQuoteEscapeCharacter,
CommentCharacter: defaultCommentCharacter,
AllowQuotedRecordDelimiter: true,
unmarshaled: true,
})
result := ""
for {
record, err = r.Read()
if err != nil {
break
}
s, _ := record.MarshalCSV([]rune(c.fieldDelimiter)[0])
result += string(s) + c.recordDelimiter
}
r.Close()
if err != io.EOF {
t.Fatalf("Case %d failed with %s", i, err)
}
if result != c.content {
t.Errorf("Case %d failed: expected %v result %v", i, c.content, result)
}
}
}