minio/internal/s3select/sql/stringfuncs_test.go
Harshavardhana 1f262daf6f
rename all remaining packages to internal/ (#12418)
This is to ensure that there are no projects
that try to import `minio/minio/pkg` into
their own repo. Any such common packages should
go to `https://github.com/minio/pkg`
2021-06-01 14:59:40 -07:00

109 lines
3.1 KiB
Go

// Copyright (c) 2015-2021 MinIO, Inc.
//
// This file is part of MinIO Object Storage stack
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package sql
import (
"testing"
)
func TestEvalSQLLike(t *testing.T) {
dropCases := []struct {
input, resultExpected string
matchExpected bool
}{
{"", "", false},
{"a", "", true},
{"ab", "b", true},
{"தமிழ்", "மிழ்", true},
}
for i, tc := range dropCases {
res, ok := dropRune(tc.input)
if res != tc.resultExpected || ok != tc.matchExpected {
t.Errorf("DropRune Case %d failed", i)
}
}
matcherCases := []struct {
iText, iPat string
iHasLeadingPercent bool
resultExpected string
matchExpected bool
}{
{"abcd", "bcd", false, "", false},
{"abcd", "bcd", true, "", true},
{"abcd", "abcd", false, "", true},
{"abcd", "abcd", true, "", true},
{"abcd", "ab", false, "cd", true},
{"abcd", "ab", true, "cd", true},
{"abcd", "bc", false, "", false},
{"abcd", "bc", true, "d", true},
}
for i, tc := range matcherCases {
res, ok := matcher(tc.iText, tc.iPat, tc.iHasLeadingPercent)
if res != tc.resultExpected || ok != tc.matchExpected {
t.Errorf("Matcher Case %d failed", i)
}
}
evalCases := []struct {
iText, iPat string
iEsc rune
matchExpected bool
errExpected error
}{
{"abcd", "abc", runeZero, false, nil},
{"abcd", "abcd", runeZero, true, nil},
{"abcd", "abc_", runeZero, true, nil},
{"abcd", "_bdd", runeZero, false, nil},
{"abcd", "_b_d", runeZero, true, nil},
{"abcd", "____", runeZero, true, nil},
{"abcd", "____%", runeZero, true, nil},
{"abcd", "%____", runeZero, true, nil},
{"abcd", "%__", runeZero, true, nil},
{"abcd", "____", runeZero, true, nil},
{"", "_", runeZero, false, nil},
{"", "%", runeZero, true, nil},
{"abcd", "%%%%%", runeZero, true, nil},
{"abcd", "_____", runeZero, false, nil},
{"abcd", "%%%%%", runeZero, true, nil},
{"a%%d", `a\%\%d`, '\\', true, nil},
{"a%%d", `a\%d`, '\\', false, nil},
{`a%%\d`, `a\%\%\\d`, '\\', true, nil},
{`a%%\`, `a\%\%\\`, '\\', true, nil},
{`a%__%\`, `a\%\_\_\%\\`, '\\', true, nil},
{`a%__%\`, `a\%\_\_\%_`, '\\', true, nil},
{`a%__%\`, `a\%\_\__`, '\\', false, nil},
{`a%__%\`, `a\%\_\_%`, '\\', true, nil},
{`a%__%\`, `a?%?_?_?%\`, '?', true, nil},
}
for i, tc := range evalCases {
// fmt.Println("Case:", i)
res, err := evalSQLLike(tc.iText, tc.iPat, tc.iEsc)
if res != tc.matchExpected || err != tc.errExpected {
t.Errorf("Eval Case %d failed: %v %v", i, res, err)
}
}
}