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1f262daf6f
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109 lines
3.1 KiB
Go
109 lines
3.1 KiB
Go
// Copyright (c) 2015-2021 MinIO, Inc.
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//
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// This file is part of MinIO Object Storage stack
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//
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// This program is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Affero General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// This program is distributed in the hope that it will be useful
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Affero General Public License for more details.
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//
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// You should have received a copy of the GNU Affero General Public License
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// along with this program. If not, see <http://www.gnu.org/licenses/>.
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package sql
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import (
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"testing"
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)
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func TestEvalSQLLike(t *testing.T) {
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dropCases := []struct {
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input, resultExpected string
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matchExpected bool
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}{
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{"", "", false},
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{"a", "", true},
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{"ab", "b", true},
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{"தமிழ்", "மிழ்", true},
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}
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for i, tc := range dropCases {
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res, ok := dropRune(tc.input)
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if res != tc.resultExpected || ok != tc.matchExpected {
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t.Errorf("DropRune Case %d failed", i)
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}
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}
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matcherCases := []struct {
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iText, iPat string
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iHasLeadingPercent bool
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resultExpected string
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matchExpected bool
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}{
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{"abcd", "bcd", false, "", false},
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{"abcd", "bcd", true, "", true},
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{"abcd", "abcd", false, "", true},
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{"abcd", "abcd", true, "", true},
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{"abcd", "ab", false, "cd", true},
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{"abcd", "ab", true, "cd", true},
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{"abcd", "bc", false, "", false},
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{"abcd", "bc", true, "d", true},
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}
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for i, tc := range matcherCases {
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res, ok := matcher(tc.iText, tc.iPat, tc.iHasLeadingPercent)
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if res != tc.resultExpected || ok != tc.matchExpected {
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t.Errorf("Matcher Case %d failed", i)
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}
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}
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evalCases := []struct {
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iText, iPat string
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iEsc rune
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matchExpected bool
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errExpected error
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}{
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{"abcd", "abc", runeZero, false, nil},
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{"abcd", "abcd", runeZero, true, nil},
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{"abcd", "abc_", runeZero, true, nil},
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{"abcd", "_bdd", runeZero, false, nil},
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{"abcd", "_b_d", runeZero, true, nil},
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{"abcd", "____", runeZero, true, nil},
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{"abcd", "____%", runeZero, true, nil},
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{"abcd", "%____", runeZero, true, nil},
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{"abcd", "%__", runeZero, true, nil},
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{"abcd", "____", runeZero, true, nil},
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{"", "_", runeZero, false, nil},
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{"", "%", runeZero, true, nil},
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{"abcd", "%%%%%", runeZero, true, nil},
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{"abcd", "_____", runeZero, false, nil},
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{"abcd", "%%%%%", runeZero, true, nil},
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{"a%%d", `a\%\%d`, '\\', true, nil},
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{"a%%d", `a\%d`, '\\', false, nil},
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{`a%%\d`, `a\%\%\\d`, '\\', true, nil},
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{`a%%\`, `a\%\%\\`, '\\', true, nil},
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{`a%__%\`, `a\%\_\_\%\\`, '\\', true, nil},
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{`a%__%\`, `a\%\_\_\%_`, '\\', true, nil},
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{`a%__%\`, `a\%\_\__`, '\\', false, nil},
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{`a%__%\`, `a\%\_\_%`, '\\', true, nil},
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{`a%__%\`, `a?%?_?_?%\`, '?', true, nil},
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}
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for i, tc := range evalCases {
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// fmt.Println("Case:", i)
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res, err := evalSQLLike(tc.iText, tc.iPat, tc.iEsc)
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if res != tc.matchExpected || err != tc.errExpected {
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t.Errorf("Eval Case %d failed: %v %v", i, res, err)
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}
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}
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}
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