package csv

import (
	"bytes"
	"errors"
	"fmt"
	"io"
	"os"
	"reflect"
	"strings"
	"testing"

	"github.com/klauspost/compress/zip"
	"github.com/minio/minio/internal/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", ","},

			testRemaining{5, 5},
			testRead{5, "hello", io.EOF},
			testRemaining{0, 0},
		},
	}, {
		maker: makeReg{"hello, world", 50},
		tests: []testFnc{
			testRemaining{50, 50},
			testRead{7, "hello, ", nil},
			testRemaining{43, 43},
			testRead{5, "world", nil},
			testRemaining{38, 38},
			testWriteTo{nil, 0, io.ErrUnexpectedEOF},
			testRead{1, "", io.ErrUnexpectedEOF},