1*ccdc9c3eSSadaf Ebrahimi // Copyright 2008 The RE2 Authors. All Rights Reserved.
2*ccdc9c3eSSadaf Ebrahimi // Use of this source code is governed by a BSD-style
3*ccdc9c3eSSadaf Ebrahimi // license that can be found in the LICENSE file.
4*ccdc9c3eSSadaf Ebrahimi
5*ccdc9c3eSSadaf Ebrahimi // Exhaustive testing of regular expression matching.
6*ccdc9c3eSSadaf Ebrahimi
7*ccdc9c3eSSadaf Ebrahimi #include "util/test.h"
8*ccdc9c3eSSadaf Ebrahimi #include "re2/testing/exhaustive_tester.h"
9*ccdc9c3eSSadaf Ebrahimi
10*ccdc9c3eSSadaf Ebrahimi namespace re2 {
11*ccdc9c3eSSadaf Ebrahimi
12*ccdc9c3eSSadaf Ebrahimi // Test very simple expressions.
TEST(EgrepLiterals,Lowercase)13*ccdc9c3eSSadaf Ebrahimi TEST(EgrepLiterals, Lowercase) {
14*ccdc9c3eSSadaf Ebrahimi EgrepTest(3, 2, "abc.", 3, "abc", "");
15*ccdc9c3eSSadaf Ebrahimi }
16*ccdc9c3eSSadaf Ebrahimi
17*ccdc9c3eSSadaf Ebrahimi // Test mixed-case expressions.
TEST(EgrepLiterals,MixedCase)18*ccdc9c3eSSadaf Ebrahimi TEST(EgrepLiterals, MixedCase) {
19*ccdc9c3eSSadaf Ebrahimi EgrepTest(3, 2, "AaBb.", 2, "AaBb", "");
20*ccdc9c3eSSadaf Ebrahimi }
21*ccdc9c3eSSadaf Ebrahimi
22*ccdc9c3eSSadaf Ebrahimi // Test mixed-case in case-insensitive mode.
TEST(EgrepLiterals,FoldCase)23*ccdc9c3eSSadaf Ebrahimi TEST(EgrepLiterals, FoldCase) {
24*ccdc9c3eSSadaf Ebrahimi // The punctuation characters surround A-Z and a-z
25*ccdc9c3eSSadaf Ebrahimi // in the ASCII table. This looks for bugs in the
26*ccdc9c3eSSadaf Ebrahimi // bytemap range code in the DFA.
27*ccdc9c3eSSadaf Ebrahimi EgrepTest(3, 2, "abAB.", 2, "aBc@_~", "(?i:%s)");
28*ccdc9c3eSSadaf Ebrahimi }
29*ccdc9c3eSSadaf Ebrahimi
30*ccdc9c3eSSadaf Ebrahimi // Test very simple expressions.
TEST(EgrepLiterals,UTF8)31*ccdc9c3eSSadaf Ebrahimi TEST(EgrepLiterals, UTF8) {
32*ccdc9c3eSSadaf Ebrahimi EgrepTest(3, 2, "ab.", 4, "a\xE2\x98\xBA", "");
33*ccdc9c3eSSadaf Ebrahimi }
34*ccdc9c3eSSadaf Ebrahimi
35*ccdc9c3eSSadaf Ebrahimi } // namespace re2
36*ccdc9c3eSSadaf Ebrahimi
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