38 lines
964 B
C++
38 lines
964 B
C++
// Copyright 2008 The RE2 Authors. All Rights Reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// Exhaustive testing of regular expression matching.
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#include "util/test.h"
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#include "re2/testing/exhaustive_tester.h"
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namespace re2 {
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DECLARE_string(regexp_engines);
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// Test very simple expressions.
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TEST(EgrepLiterals, Lowercase) {
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EgrepTest(3, 2, "abc.", 3, "abc", "");
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}
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// Test mixed-case expressions.
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TEST(EgrepLiterals, MixedCase) {
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EgrepTest(3, 2, "AaBb.", 2, "AaBb", "");
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}
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// Test mixed-case in case-insensitive mode.
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TEST(EgrepLiterals, FoldCase) {
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// The punctuation characters surround A-Z and a-z
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// in the ASCII table. This looks for bugs in the
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// bytemap range code in the DFA.
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EgrepTest(3, 2, "abAB.", 2, "aBc@_~", "(?i:%s)");
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}
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// Test very simple expressions.
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TEST(EgrepLiterals, UTF8) {
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EgrepTest(3, 2, "ab.", 4, "a\xE2\x98\xBA", "");
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}
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} // namespace re2
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