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Diffstat (limited to 'pcre/pcrecpp_unittest.cc')
| -rw-r--r-- | pcre/pcrecpp_unittest.cc | 1291 |
1 files changed, 1291 insertions, 0 deletions
diff --git a/pcre/pcrecpp_unittest.cc b/pcre/pcrecpp_unittest.cc new file mode 100644 index 00000000000..92cae8fbea5 --- /dev/null +++ b/pcre/pcrecpp_unittest.cc @@ -0,0 +1,1291 @@ +// -*- coding: utf-8 -*- +// +// Copyright (c) 2005 - 2010, Google Inc. +// All rights reserved. +// +// Redistribution and use in source and binary forms, with or without +// modification, are permitted provided that the following conditions are +// met: +// +// * Redistributions of source code must retain the above copyright +// notice, this list of conditions and the following disclaimer. +// * Redistributions in binary form must reproduce the above +// copyright notice, this list of conditions and the following disclaimer +// in the documentation and/or other materials provided with the +// distribution. +// * Neither the name of Google Inc. nor the names of its +// contributors may be used to endorse or promote products derived from +// this software without specific prior written permission. +// +// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +// +// Author: Sanjay Ghemawat +// +// TODO: Test extractions for PartialMatch/Consume + +#ifdef HAVE_CONFIG_H +#include "config.h" +#endif + +#include <stdio.h> +#include <string.h> /* for memset and strcmp */ +#include <cassert> +#include <vector> +#include "pcrecpp.h" + +using pcrecpp::StringPiece; +using pcrecpp::RE; +using pcrecpp::RE_Options; +using pcrecpp::Hex; +using pcrecpp::Octal; +using pcrecpp::CRadix; + +static bool VERBOSE_TEST = false; + +// CHECK dies with a fatal error if condition is not true. It is *not* +// controlled by NDEBUG, so the check will be executed regardless of +// compilation mode. Therefore, it is safe to do things like: +// CHECK_EQ(fp->Write(x), 4) +#define CHECK(condition) do { \ + if (!(condition)) { \ + fprintf(stderr, "%s:%d: Check failed: %s\n", \ + __FILE__, __LINE__, #condition); \ + exit(1); \ + } \ +} while (0) + +#define CHECK_EQ(a, b) CHECK(a == b) + +static void Timing1(int num_iters) { + // Same pattern lots of times + RE pattern("ruby:\\d+"); + StringPiece p("ruby:1234"); + for (int j = num_iters; j > 0; j--) { + CHECK(pattern.FullMatch(p)); + } +} + +static void Timing2(int num_iters) { + // Same pattern lots of times + RE pattern("ruby:(\\d+)"); + int i; + for (int j = num_iters; j > 0; j--) { + CHECK(pattern.FullMatch("ruby:1234", &i)); + CHECK_EQ(i, 1234); + } +} + +static void Timing3(int num_iters) { + string text_string; + for (int j = num_iters; j > 0; j--) { + text_string += "this is another line\n"; + } + + RE line_matcher(".*\n"); + string line; + StringPiece text(text_string); + int counter = 0; + while (line_matcher.Consume(&text)) { + counter++; + } + printf("Matched %d lines\n", counter); +} + +#if 0 // uncomment this if you have a way of defining VirtualProcessSize() + +static void LeakTest() { + // Check for memory leaks + unsigned long long initial_size = 0; + for (int i = 0; i < 100000; i++) { + if (i == 50000) { + initial_size = VirtualProcessSize(); + printf("Size after 50000: %llu\n", initial_size); + } + char buf[100]; // definitely big enough + sprintf(buf, "pat%09d", i); + RE newre(buf); + } + uint64 final_size = VirtualProcessSize(); + printf("Size after 100000: %llu\n", final_size); + const double growth = double(final_size - initial_size) / final_size; + printf("Growth: %0.2f%%", growth * 100); + CHECK(growth < 0.02); // Allow < 2% growth +} + +#endif + +static void RadixTests() { + printf("Testing hex\n"); + +#define CHECK_HEX(type, value) \ + do { \ + type v; \ + CHECK(RE("([0-9a-fA-F]+)[uUlL]*").FullMatch(#value, Hex(&v))); \ + CHECK_EQ(v, 0x ## value); \ + CHECK(RE("([0-9a-fA-FxX]+)[uUlL]*").FullMatch("0x" #value, CRadix(&v))); \ + CHECK_EQ(v, 0x ## value); \ + } while(0) + + CHECK_HEX(short, 2bad); + CHECK_HEX(unsigned short, 2badU); + CHECK_HEX(int, dead); + CHECK_HEX(unsigned int, deadU); + CHECK_HEX(long, 7eadbeefL); + CHECK_HEX(unsigned long, deadbeefUL); +#ifdef HAVE_LONG_LONG + CHECK_HEX(long long, 12345678deadbeefLL); +#endif +#ifdef HAVE_UNSIGNED_LONG_LONG + CHECK_HEX(unsigned long long, cafebabedeadbeefULL); +#endif + +#undef CHECK_HEX + + printf("Testing octal\n"); + +#define CHECK_OCTAL(type, value) \ + do { \ + type v; \ + CHECK(RE("([0-7]+)[uUlL]*").FullMatch(#value, Octal(&v))); \ + CHECK_EQ(v, 0 ## value); \ + CHECK(RE("([0-9a-fA-FxX]+)[uUlL]*").FullMatch("0" #value, CRadix(&v))); \ + CHECK_EQ(v, 0 ## value); \ + } while(0) + + CHECK_OCTAL(short, 77777); + CHECK_OCTAL(unsigned short, 177777U); + CHECK_OCTAL(int, 17777777777); + CHECK_OCTAL(unsigned int, 37777777777U); + CHECK_OCTAL(long, 17777777777L); + CHECK_OCTAL(unsigned long, 37777777777UL); +#ifdef HAVE_LONG_LONG + CHECK_OCTAL(long long, 777777777777777777777LL); +#endif +#ifdef HAVE_UNSIGNED_LONG_LONG + CHECK_OCTAL(unsigned long long, 1777777777777777777777ULL); +#endif + +#undef CHECK_OCTAL + + printf("Testing decimal\n"); + +#define CHECK_DECIMAL(type, value) \ + do { \ + type v; \ + CHECK(RE("(-?[0-9]+)[uUlL]*").FullMatch(#value, &v)); \ + CHECK_EQ(v, value); \ + CHECK(RE("(-?[0-9a-fA-FxX]+)[uUlL]*").FullMatch(#value, CRadix(&v))); \ + CHECK_EQ(v, value); \ + } while(0) + + CHECK_DECIMAL(short, -1); + CHECK_DECIMAL(unsigned short, 9999); + CHECK_DECIMAL(int, -1000); + CHECK_DECIMAL(unsigned int, 12345U); + CHECK_DECIMAL(long, -10000000L); + CHECK_DECIMAL(unsigned long, 3083324652U); +#ifdef HAVE_LONG_LONG + CHECK_DECIMAL(long long, -100000000000000LL); +#endif +#ifdef HAVE_UNSIGNED_LONG_LONG + CHECK_DECIMAL(unsigned long long, 1234567890987654321ULL); +#endif + +#undef CHECK_DECIMAL + +} + +static void TestReplace() { + printf("Testing Replace\n"); + + struct ReplaceTest { + const char *regexp; + const char *rewrite; + const char *original; + const char *single; + const char *global; + int global_count; // the expected return value from ReplaceAll + }; + static const ReplaceTest tests[] = { + { "(qu|[b-df-hj-np-tv-z]*)([a-z]+)", + "\\2\\1ay", + "the quick brown fox jumps over the lazy dogs.", + "ethay quick brown fox jumps over the lazy dogs.", + "ethay ickquay ownbray oxfay umpsjay overay ethay azylay ogsday.", + 9 }, + { "\\w+", + "\\0-NOSPAM", + "paul.haahr@google.com", + "paul-NOSPAM.haahr@google.com", + "paul-NOSPAM.haahr-NOSPAM@google-NOSPAM.com-NOSPAM", + 4 }, + { "^", + "(START)", + "foo", + "(START)foo", + "(START)foo", + 1 }, + { "^", + "(START)", + "", + "(START)", + "(START)", + 1 }, + { "$", + "(END)", + "", + "(END)", + "(END)", + 1 }, + { "b", + "bb", + "ababababab", + "abbabababab", + "abbabbabbabbabb", + 5 }, + { "b", + "bb", + "bbbbbb", + "bbbbbbb", + "bbbbbbbbbbbb", + 6 }, + { "b+", + "bb", + "bbbbbb", + "bb", + "bb", + 1 }, + { "b*", + "bb", + "bbbbbb", + "bb", + "bbbb", + 2 }, + { "b*", + "bb", + "aaaaa", + "bbaaaaa", + "bbabbabbabbabbabb", + 6 }, + { "b*", + "bb", + "aa\naa\n", + "bbaa\naa\n", + "bbabbabb\nbbabbabb\nbb", + 7 }, + { "b*", + "bb", + "aa\raa\r", + "bbaa\raa\r", + "bbabbabb\rbbabbabb\rbb", + 7 }, + { "b*", + "bb", + "aa\r\naa\r\n", + "bbaa\r\naa\r\n", + "bbabbabb\r\nbbabbabb\r\nbb", + 7 }, + // Check empty-string matching (it's tricky!) + { "aa|b*", + "@", + "aa", + "@", + "@@", + 2 }, + { "b*|aa", + "@", + "aa", + "@aa", + "@@@", + 3 }, +#ifdef SUPPORT_UTF8 + { "b*", + "bb", + "\xE3\x83\x9B\xE3\x83\xBC\xE3\x83\xA0\xE3\x81\xB8", // utf8 + "bb\xE3\x83\x9B\xE3\x83\xBC\xE3\x83\xA0\xE3\x81\xB8", + "bb\xE3\x83\x9B""bb""\xE3\x83\xBC""bb""\xE3\x83\xA0""bb""\xE3\x81\xB8""bb", + 5 }, + { "b*", + "bb", + "\xE3\x83\x9B\r\n\xE3\x83\xBC\r\xE3\x83\xA0\n\xE3\x81\xB8\r\n", // utf8 + "bb\xE3\x83\x9B\r\n\xE3\x83\xBC\r\xE3\x83\xA0\n\xE3\x81\xB8\r\n", + ("bb\xE3\x83\x9B""bb\r\nbb""\xE3\x83\xBC""bb\rbb""\xE3\x83\xA0" + "bb\nbb""\xE3\x81\xB8""bb\r\nbb"), + 9 }, +#endif + { "", NULL, NULL, NULL, NULL, 0 } + }; + +#ifdef SUPPORT_UTF8 + const bool support_utf8 = true; +#else + const bool support_utf8 = false; +#endif + + for (const ReplaceTest *t = tests; t->original != NULL; ++t) { + RE re(t->regexp, RE_Options(PCRE_NEWLINE_CRLF).set_utf8(support_utf8)); + assert(re.error().empty()); + string one(t->original); + CHECK(re.Replace(t->rewrite, &one)); + CHECK_EQ(one, t->single); + string all(t->original); + const int replace_count = re.GlobalReplace(t->rewrite, &all); + CHECK_EQ(all, t->global); + CHECK_EQ(replace_count, t->global_count); + } + + // One final test: test \r\n replacement when we're not in CRLF mode + { + RE re("b*", RE_Options(PCRE_NEWLINE_CR).set_utf8(support_utf8)); + assert(re.error().empty()); + string all("aa\r\naa\r\n"); + CHECK_EQ(re.GlobalReplace("bb", &all), 9); + CHECK_EQ(all, string("bbabbabb\rbb\nbbabbabb\rbb\nbb")); + } + { + RE re("b*", RE_Options(PCRE_NEWLINE_LF).set_utf8(support_utf8)); + assert(re.error().empty()); + string all("aa\r\naa\r\n"); + CHECK_EQ(re.GlobalReplace("bb", &all), 9); + CHECK_EQ(all, string("bbabbabb\rbb\nbbabbabb\rbb\nbb")); + } + // TODO: test what happens when no PCRE_NEWLINE_* flag is set. + // Alas, the answer depends on how pcre was compiled. +} + +static void TestExtract() { + printf("Testing Extract\n"); + + string s; + + CHECK(RE("(.*)@([^.]*)").Extract("\\2!\\1", "boris@kremvax.ru", &s)); + CHECK_EQ(s, "kremvax!boris"); + + // check the RE interface as well + CHECK(RE(".*").Extract("'\\0'", "foo", &s)); + CHECK_EQ(s, "'foo'"); + CHECK(!RE("bar").Extract("'\\0'", "baz", &s)); + CHECK_EQ(s, "'foo'"); +} + +static void TestConsume() { + printf("Testing Consume\n"); + + string word; + + string s(" aaa b!@#$@#$cccc"); + StringPiece input(s); + + RE r("\\s*(\\w+)"); // matches a word, possibly proceeded by whitespace + CHECK(r.Consume(&input, &word)); + CHECK_EQ(word, "aaa"); + CHECK(r.Consume(&input, &word)); + CHECK_EQ(word, "b"); + CHECK(! r.Consume(&input, &word)); +} + +static void TestFindAndConsume() { + printf("Testing FindAndConsume\n"); + + string word; + + string s(" aaa b!@#$@#$cccc"); + StringPiece input(s); + + RE r("(\\w+)"); // matches a word + CHECK(r.FindAndConsume(&input, &word)); + CHECK_EQ(word, "aaa"); + CHECK(r.FindAndConsume(&input, &word)); + CHECK_EQ(word, "b"); + CHECK(r.FindAndConsume(&input, &word)); + CHECK_EQ(word, "cccc"); + CHECK(! r.FindAndConsume(&input, &word)); +} + +static void TestMatchNumberPeculiarity() { + printf("Testing match-number peculiarity\n"); + + string word1; + string word2; + string word3; + + RE r("(foo)|(bar)|(baz)"); + CHECK(r.PartialMatch("foo", &word1, &word2, &word3)); + CHECK_EQ(word1, "foo"); + CHECK_EQ(word2, ""); + CHECK_EQ(word3, ""); + CHECK(r.PartialMatch("bar", &word1, &word2, &word3)); + CHECK_EQ(word1, ""); + CHECK_EQ(word2, "bar"); + CHECK_EQ(word3, ""); + CHECK(r.PartialMatch("baz", &word1, &word2, &word3)); + CHECK_EQ(word1, ""); + CHECK_EQ(word2, ""); + CHECK_EQ(word3, "baz"); + CHECK(!r.PartialMatch("f", &word1, &word2, &word3)); + + string a; + CHECK(RE("(foo)|hello").FullMatch("hello", &a)); + CHECK_EQ(a, ""); +} + +static void TestRecursion() { + printf("Testing recursion\n"); + + // Get one string that passes (sometimes), one that never does. + string text_good("abcdefghijk"); + string text_bad("acdefghijkl"); + + // According to pcretest, matching text_good against (\w+)*b + // requires match_limit of at least 8192, and match_recursion_limit + // of at least 37. + + RE_Options options_ml; + options_ml.set_match_limit(8192); + RE re("(\\w+)*b", options_ml); + CHECK(re.PartialMatch(text_good) == true); + CHECK(re.PartialMatch(text_bad) == false); + CHECK(re.FullMatch(text_good) == false); + CHECK(re.FullMatch(text_bad) == false); + + options_ml.set_match_limit(1024); + RE re2("(\\w+)*b", options_ml); + CHECK(re2.PartialMatch(text_good) == false); // because of match_limit + CHECK(re2.PartialMatch(text_bad) == false); + CHECK(re2.FullMatch(text_good) == false); + CHECK(re2.FullMatch(text_bad) == false); + + RE_Options options_mlr; + options_mlr.set_match_limit_recursion(50); + RE re3("(\\w+)*b", options_mlr); + CHECK(re3.PartialMatch(text_good) == true); + CHECK(re3.PartialMatch(text_bad) == false); + CHECK(re3.FullMatch(text_good) == false); + CHECK(re3.FullMatch(text_bad) == false); + + options_mlr.set_match_limit_recursion(10); + RE re4("(\\w+)*b", options_mlr); + CHECK(re4.PartialMatch(text_good) == false); + CHECK(re4.PartialMatch(text_bad) == false); + CHECK(re4.FullMatch(text_good) == false); + CHECK(re4.FullMatch(text_bad) == false); +} + +// A meta-quoted string, interpreted as a pattern, should always match +// the original unquoted string. +static void TestQuoteMeta(string unquoted, RE_Options options = RE_Options()) { + string quoted = RE::QuoteMeta(unquoted); + RE re(quoted, options); + CHECK(re.FullMatch(unquoted)); +} + +// A string containing meaningful regexp characters, which is then meta- +// quoted, should not generally match a string the unquoted string does. +static void NegativeTestQuoteMeta(string unquoted, string should_not_match, + RE_Options options = RE_Options()) { + string quoted = RE::QuoteMeta(unquoted); + RE re(quoted, options); + CHECK(!re.FullMatch(should_not_match)); +} + +// Tests that quoted meta characters match their original strings, +// and that a few things that shouldn't match indeed do not. +static void TestQuotaMetaSimple() { + TestQuoteMeta("foo"); + TestQuoteMeta("foo.bar"); + TestQuoteMeta("foo\\.bar"); + TestQuoteMeta("[1-9]"); + TestQuoteMeta("1.5-2.0?"); + TestQuoteMeta("\\d"); + TestQuoteMeta("Who doesn't like ice cream?"); + TestQuoteMeta("((a|b)c?d*e+[f-h]i)"); + TestQuoteMeta("((?!)xxx).*yyy"); + TestQuoteMeta("(["); + TestQuoteMeta(string("foo\0bar", 7)); +} + +static void TestQuoteMetaSimpleNegative() { + NegativeTestQuoteMeta("foo", "bar"); + NegativeTestQuoteMeta("...", "bar"); + NegativeTestQuoteMeta("\\.", "."); + NegativeTestQuoteMeta("\\.", ".."); + NegativeTestQuoteMeta("(a)", "a"); + NegativeTestQuoteMeta("(a|b)", "a"); + NegativeTestQuoteMeta("(a|b)", "(a)"); + NegativeTestQuoteMeta("(a|b)", "a|b"); + NegativeTestQuoteMeta("[0-9]", "0"); + NegativeTestQuoteMeta("[0-9]", "0-9"); + NegativeTestQuoteMeta("[0-9]", "[9]"); + NegativeTestQuoteMeta("((?!)xxx)", "xxx"); +} + +static void TestQuoteMetaLatin1() { + TestQuoteMeta("3\xb2 = 9"); +} + +static void TestQuoteMetaUtf8() { +#ifdef SUPPORT_UTF8 + TestQuoteMeta("Pl\xc3\xa1\x63ido Domingo", pcrecpp::UTF8()); + TestQuoteMeta("xyz", pcrecpp::UTF8()); // No fancy utf8 + TestQuoteMeta("\xc2\xb0", pcrecpp::UTF8()); // 2-byte utf8 (degree symbol) + TestQuoteMeta("27\xc2\xb0 degrees", pcrecpp::UTF8()); // As a middle character + TestQuoteMeta("\xe2\x80\xb3", pcrecpp::UTF8()); // 3-byte utf8 (double prime) + TestQuoteMeta("\xf0\x9d\x85\x9f", pcrecpp::UTF8()); // 4-byte utf8 (music note) + TestQuoteMeta("27\xc2\xb0"); // Interpreted as Latin-1, but should still work + NegativeTestQuoteMeta("27\xc2\xb0", // 2-byte utf (degree symbol) + "27\\\xc2\\\xb0", + pcrecpp::UTF8()); +#endif +} + +static void TestQuoteMetaAll() { + printf("Testing QuoteMeta\n"); + TestQuotaMetaSimple(); + TestQuoteMetaSimpleNegative(); + TestQuoteMetaLatin1(); + TestQuoteMetaUtf8(); +} + +// +// Options tests contributed by +// Giuseppe Maxia, CTO, Stardata s.r.l. +// July 2005 +// +static void GetOneOptionResult( + const char *option_name, + const char *regex, + const char *str, + RE_Options options, + bool full, + string expected) { + + printf("Testing Option <%s>\n", option_name); + if(VERBOSE_TEST) + printf("/%s/ finds \"%s\" within \"%s\" \n", + regex, + expected.c_str(), + str); + string captured(""); + if (full) + RE(regex,options).FullMatch(str, &captured); + else + RE(regex,options).PartialMatch(str, &captured); + CHECK_EQ(captured, expected); +} + +static void TestOneOption( + const char *option_name, + const char *regex, + const char *str, + RE_Options options, + bool full, + bool assertive = true) { + + printf("Testing Option <%s>\n", option_name); + if (VERBOSE_TEST) + printf("'%s' %s /%s/ \n", + str, + (assertive? "matches" : "doesn't match"), + regex); + if (assertive) { + if (full) + CHECK(RE(regex,options).FullMatch(str)); + else + CHECK(RE(regex,options).PartialMatch(str)); + } else { + if (full) + CHECK(!RE(regex,options).FullMatch(str)); + else + CHECK(!RE(regex,options).PartialMatch(str)); + } +} + +static void Test_CASELESS() { + RE_Options options; + RE_Options options2; + + options.set_caseless(true); + TestOneOption("CASELESS (class)", "HELLO", "hello", options, false); + TestOneOption("CASELESS (class2)", "HELLO", "hello", options2.set_caseless(true), false); + TestOneOption("CASELESS (class)", "^[A-Z]+$", "Hello", options, false); + + TestOneOption("CASELESS (function)", "HELLO", "hello", pcrecpp::CASELESS(), false); + TestOneOption("CASELESS (function)", "^[A-Z]+$", "Hello", pcrecpp::CASELESS(), false); + options.set_caseless(false); + TestOneOption("no CASELESS", "HELLO", "hello", options, false, false); +} + +static void Test_MULTILINE() { + RE_Options options; + RE_Options options2; + const char *str = "HELLO\n" "cruel\n" "world\n"; + + options.set_multiline(true); + TestOneOption("MULTILINE (class)", "^cruel$", str, options, false); + TestOneOption("MULTILINE (class2)", "^cruel$", str, options2.set_multiline(true), false); + TestOneOption("MULTILINE (function)", "^cruel$", str, pcrecpp::MULTILINE(), false); + options.set_multiline(false); + TestOneOption("no MULTILINE", "^cruel$", str, options, false, false); +} + +static void Test_DOTALL() { + RE_Options options; + RE_Options options2; + const char *str = "HELLO\n" "cruel\n" "world"; + + options.set_dotall(true); + TestOneOption("DOTALL (class)", "HELLO.*world", str, options, true); + TestOneOption("DOTALL (class2)", "HELLO.*world", str, options2.set_dotall(true), true); + TestOneOption("DOTALL (function)", "HELLO.*world", str, pcrecpp::DOTALL(), true); + options.set_dotall(false); + TestOneOption("no DOTALL", "HELLO.*world", str, options, true, false); +} + +static void Test_DOLLAR_ENDONLY() { + RE_Options options; + RE_Options options2; + const char *str = "HELLO world\n"; + + TestOneOption("no DOLLAR_ENDONLY", "world$", str, options, false); + options.set_dollar_endonly(true); + TestOneOption("DOLLAR_ENDONLY 1", "world$", str, options, false, false); + TestOneOption("DOLLAR_ENDONLY 2", "world$", str, options2.set_dollar_endonly(true), false, false); +} + +static void Test_EXTRA() { + RE_Options options; + const char *str = "HELLO"; + + options.set_extra(true); + TestOneOption("EXTRA 1", "\\HELL\\O", str, options, true, false ); + TestOneOption("EXTRA 2", "\\HELL\\O", str, RE_Options().set_extra(true), true, false ); + options.set_extra(false); + TestOneOption("no EXTRA", "\\HELL\\O", str, options, true ); +} + +static void Test_EXTENDED() { + RE_Options options; + RE_Options options2; + const char *str = "HELLO world"; + + options.set_extended(true); + TestOneOption("EXTENDED (class)", "HELLO world", str, options, false, false); + TestOneOption("EXTENDED (class2)", "HELLO world", str, options2.set_extended(true), false, false); + TestOneOption("EXTENDED (class)", + "^ HE L{2} O " + "\\s+ " + "\\w+ $ ", + str, + options, + false); + + TestOneOption("EXTENDED (function)", "HELLO world", str, pcrecpp::EXTENDED(), false, false); + TestOneOption("EXTENDED (function)", + "^ HE L{2} O " + "\\s+ " + "\\w+ $ ", + str, + pcrecpp::EXTENDED(), + false); + + options.set_extended(false); + TestOneOption("no EXTENDED", "HELLO world", str, options, false); +} + +static void Test_NO_AUTO_CAPTURE() { + RE_Options options; + const char *str = "HELLO world"; + string captured; + + printf("Testing Option <no NO_AUTO_CAPTURE>\n"); + if (VERBOSE_TEST) + printf("parentheses capture text\n"); + RE re("(world|universe)$", options); + CHECK(re.Extract("\\1", str , &captured)); + CHECK_EQ(captured, "world"); + options.set_no_auto_capture(true); + printf("testing Option <NO_AUTO_CAPTURE>\n"); + if (VERBOSE_TEST) + printf("parentheses do not capture text\n"); + re.Extract("\\1",str, &captured ); + CHECK_EQ(captured, "world"); +} + +static void Test_UNGREEDY() { + RE_Options options; + const char *str = "HELLO, 'this' is the 'world'"; + + options.set_ungreedy(true); + GetOneOptionResult("UNGREEDY 1", "('.*')", str, options, false, "'this'" ); + GetOneOptionResult("UNGREEDY 2", "('.*')", str, RE_Options().set_ungreedy(true), false, "'this'" ); + GetOneOptionResult("UNGREEDY", "('.*?')", str, options, false, "'this' is the 'world'" ); + + options.set_ungreedy(false); + GetOneOptionResult("no UNGREEDY", "('.*')", str, options, false, "'this' is the 'world'" ); + GetOneOptionResult("no UNGREEDY", "('.*?')", str, options, false, "'this'" ); +} + +static void Test_all_options() { + const char *str = "HELLO\n" "cruel\n" "world"; + RE_Options options; + options.set_all_options(PCRE_CASELESS | PCRE_DOTALL); + + TestOneOption("all_options (CASELESS|DOTALL)", "^hello.*WORLD", str , options, false); + options.set_all_options(0); + TestOneOption("all_options (0)", "^hello.*WORLD", str , options, false, false); + options.set_all_options(PCRE_MULTILINE | PCRE_EXTENDED); + + TestOneOption("all_options (MULTILINE|EXTENDED)", " ^ c r u e l $ ", str, options, false); + TestOneOption("all_options (MULTILINE|EXTENDED) with constructor", + " ^ c r u e l $ ", + str, + RE_Options(PCRE_MULTILINE | PCRE_EXTENDED), + false); + + TestOneOption("all_options (MULTILINE|EXTENDED) with concatenation", + " ^ c r u e l $ ", + str, + RE_Options() + .set_multiline(true) + .set_extended(true), + false); + + options.set_all_options(0); + TestOneOption("all_options (0)", "^ c r u e l $", str, options, false, false); + +} + +static void TestOptions() { + printf("Testing Options\n"); + Test_CASELESS(); + Test_MULTILINE(); + Test_DOTALL(); + Test_DOLLAR_ENDONLY(); + Test_EXTENDED(); + Test_NO_AUTO_CAPTURE(); + Test_UNGREEDY(); + Test_EXTRA(); + Test_all_options(); +} + +static void TestConstructors() { + printf("Testing constructors\n"); + + RE_Options options; + options.set_dotall(true); + const char *str = "HELLO\n" "cruel\n" "world"; + + RE orig("HELLO.*world", options); + CHECK(orig.FullMatch(str)); + + RE copy1(orig); + CHECK(copy1.FullMatch(str)); + + RE copy2("not a match"); + CHECK(!copy2.FullMatch(str)); + copy2 = copy1; + CHECK(copy2.FullMatch(str)); + copy2 = orig; + CHECK(copy2.FullMatch(str)); + + // Make sure when we assign to ourselves, nothing bad happens + orig = orig; + copy1 = copy1; + copy2 = copy2; + CHECK(orig.FullMatch(str)); + CHECK(copy1.FullMatch(str)); + CHECK(copy2.FullMatch(str)); +} + +int main(int argc, char** argv) { + // Treat any flag as --help + if (argc > 1 && argv[1][0] == '-') { + printf("Usage: %s [timing1|timing2|timing3 num-iters]\n" + " If 'timingX ###' is specified, run the given timing test\n" + " with the given number of iterations, rather than running\n" + " the default corectness test.\n", argv[0]); + return 0; + } + + if (argc > 1) { + if ( argc == 2 || atoi(argv[2]) == 0) { + printf("timing mode needs a num-iters argument\n"); + return 1; + } + if (!strcmp(argv[1], "timing1")) + Timing1(atoi(argv[2])); + else if (!strcmp(argv[1], "timing2")) + Timing2(atoi(argv[2])); + else if (!strcmp(argv[1], "timing3")) + Timing3(atoi(argv[2])); + else + printf("Unknown argument '%s'\n", argv[1]); + return 0; + } + + printf("PCRE C++ wrapper tests\n"); + printf("Testing FullMatch\n"); + + int i; + string s; + + /***** FullMatch with no args *****/ + + CHECK(RE("h.*o").FullMatch("hello")); + CHECK(!RE("h.*o").FullMatch("othello")); // Must be anchored at front + CHECK(!RE("h.*o").FullMatch("hello!")); // Must be anchored at end + CHECK(RE("a*").FullMatch("aaaa")); // Fullmatch with normal op + CHECK(RE("a*?").FullMatch("aaaa")); // Fullmatch with nongreedy op + CHECK(RE("a*?\\z").FullMatch("aaaa")); // Two unusual ops + + /***** FullMatch with args *****/ + + // Zero-arg + CHECK(RE("\\d+").FullMatch("1001")); + + // Single-arg + CHECK(RE("(\\d+)").FullMatch("1001", &i)); + CHECK_EQ(i, 1001); + CHECK(RE("(-?\\d+)").FullMatch("-123", &i)); + CHECK_EQ(i, -123); + CHECK(!RE("()\\d+").FullMatch("10", &i)); + CHECK(!RE("(\\d+)").FullMatch("1234567890123456789012345678901234567890", + &i)); + + // Digits surrounding integer-arg + CHECK(RE("1(\\d*)4").FullMatch("1234", &i)); + CHECK_EQ(i, 23); + CHECK(RE("(\\d)\\d+").FullMatch("1234", &i)); + CHECK_EQ(i, 1); + CHECK(RE("(-\\d)\\d+").FullMatch("-1234", &i)); + CHECK_EQ(i, -1); + CHECK(RE("(\\d)").PartialMatch("1234", &i)); + CHECK_EQ(i, 1); + CHECK(RE("(-\\d)").PartialMatch("-1234", &i)); + CHECK_EQ(i, -1); + + // String-arg + CHECK(RE("h(.*)o").FullMatch("hello", &s)); + CHECK_EQ(s, string("ell")); + + // StringPiece-arg + StringPiece sp; + CHECK(RE("(\\w+):(\\d+)").FullMatch("ruby:1234", &sp, &i)); + CHECK_EQ(sp.size(), 4); + CHECK(memcmp(sp.data(), "ruby", 4) == 0); + CHECK_EQ(i, 1234); + + // Multi-arg + CHECK(RE("(\\w+):(\\d+)").FullMatch("ruby:1234", &s, &i)); + CHECK_EQ(s, string("ruby")); + CHECK_EQ(i, 1234); + + // Ignore non-void* NULL arg + CHECK(RE("he(.*)lo").FullMatch("hello", (char*)NULL)); + CHECK(RE("h(.*)o").FullMatch("hello", (string*)NULL)); + CHECK(RE("h(.*)o").FullMatch("hello", (StringPiece*)NULL)); + CHECK(RE("(.*)").FullMatch("1234", (int*)NULL)); +#ifdef HAVE_LONG_LONG + CHECK(RE("(.*)").FullMatch("1234567890123456", (long long*)NULL)); +#endif + CHECK(RE("(.*)").FullMatch("123.4567890123456", (double*)NULL)); + CHECK(RE("(.*)").FullMatch("123.4567890123456", (float*)NULL)); + + // Fail on non-void* NULL arg if the match doesn't parse for the given type. + CHECK(!RE("h(.*)lo").FullMatch("hello", &s, (char*)NULL)); + CHECK(!RE("(.*)").FullMatch("hello", (int*)NULL)); + CHECK(!RE("(.*)").FullMatch("1234567890123456", (int*)NULL)); + CHECK(!RE("(.*)").FullMatch("hello", (double*)NULL)); + CHECK(!RE("(.*)").FullMatch("hello", (float*)NULL)); + + // Ignored arg + CHECK(RE("(\\w+)(:)(\\d+)").FullMatch("ruby:1234", &s, (void*)NULL, &i)); + CHECK_EQ(s, string("ruby")); + CHECK_EQ(i, 1234); + + // Type tests + { + char c; + CHECK(RE("(H)ello").FullMatch("Hello", &c)); + CHECK_EQ(c, 'H'); + } + { + unsigned char c; + CHECK(RE("(H)ello").FullMatch("Hello", &c)); + CHECK_EQ(c, static_cast<unsigned char>('H')); + } + { + short v; + CHECK(RE("(-?\\d+)").FullMatch("100", &v)); CHECK_EQ(v, 100); + CHECK(RE("(-?\\d+)").FullMatch("-100", &v)); CHECK_EQ(v, -100); + CHECK(RE("(-?\\d+)").FullMatch("32767", &v)); CHECK_EQ(v, 32767); + CHECK(RE("(-?\\d+)").FullMatch("-32768", &v)); CHECK_EQ(v, -32768); + CHECK(!RE("(-?\\d+)").FullMatch("-32769", &v)); + CHECK(!RE("(-?\\d+)").FullMatch("32768", &v)); + } + { + unsigned short v; + CHECK(RE("(\\d+)").FullMatch("100", &v)); CHECK_EQ(v, 100); + CHECK(RE("(\\d+)").FullMatch("32767", &v)); CHECK_EQ(v, 32767); + CHECK(RE("(\\d+)").FullMatch("65535", &v)); CHECK_EQ(v, 65535); + CHECK(!RE("(\\d+)").FullMatch("65536", &v)); + } + { + int v; + static const int max_value = 0x7fffffff; + static const int min_value = -max_value - 1; + CHECK(RE("(-?\\d+)").FullMatch("100", &v)); CHECK_EQ(v, 100); + CHECK(RE("(-?\\d+)").FullMatch("-100", &v)); CHECK_EQ(v, -100); + CHECK(RE("(-?\\d+)").FullMatch("2147483647", &v)); CHECK_EQ(v, max_value); + CHECK(RE("(-?\\d+)").FullMatch("-2147483648", &v)); CHECK_EQ(v, min_value); + CHECK(!RE("(-?\\d+)").FullMatch("-2147483649", &v)); + CHECK(!RE("(-?\\d+)").FullMatch("2147483648", &v)); + } + { + unsigned int v; + static const unsigned int max_value = 0xfffffffful; + CHECK(RE("(\\d+)").FullMatch("100", &v)); CHECK_EQ(v, 100); + CHECK(RE("(\\d+)").FullMatch("4294967295", &v)); CHECK_EQ(v, max_value); + CHECK(!RE("(\\d+)").FullMatch("4294967296", &v)); + } +#ifdef HAVE_LONG_LONG +# if defined(__MINGW__) || defined(__MINGW32__) +# define LLD "%I64d" +# define LLU "%I64u" +# else +# define LLD "%lld" +# define LLU "%llu" +# endif + { + long long v; + static const long long max_value = 0x7fffffffffffffffLL; + static const long long min_value = -max_value - 1; + char buf[32]; // definitely big enough for a long long + + CHECK(RE("(-?\\d+)").FullMatch("100", &v)); CHECK_EQ(v, 100); + CHECK(RE("(-?\\d+)").FullMatch("-100",&v)); CHECK_EQ(v, -100); + + sprintf(buf, LLD, max_value); + CHECK(RE("(-?\\d+)").FullMatch(buf,&v)); CHECK_EQ(v, max_value); + + sprintf(buf, LLD, min_value); + CHECK(RE("(-?\\d+)").FullMatch(buf,&v)); CHECK_EQ(v, min_value); + + sprintf(buf, LLD, max_value); + assert(buf[strlen(buf)-1] != '9'); + buf[strlen(buf)-1]++; + CHECK(!RE("(-?\\d+)").FullMatch(buf, &v)); + + sprintf(buf, LLD, min_value); + assert(buf[strlen(buf)-1] != '9'); + buf[strlen(buf)-1]++; + CHECK(!RE("(-?\\d+)").FullMatch(buf, &v)); + } +#endif +#if defined HAVE_UNSIGNED_LONG_LONG && defined HAVE_LONG_LONG + { + unsigned long long v; + long long v2; + static const unsigned long long max_value = 0xffffffffffffffffULL; + char buf[32]; // definitely big enough for a unsigned long long + + CHECK(RE("(-?\\d+)").FullMatch("100",&v)); CHECK_EQ(v, 100); + CHECK(RE("(-?\\d+)").FullMatch("-100",&v2)); CHECK_EQ(v2, -100); + + sprintf(buf, LLU, max_value); + CHECK(RE("(-?\\d+)").FullMatch(buf,&v)); CHECK_EQ(v, max_value); + + assert(buf[strlen(buf)-1] != '9'); + buf[strlen(buf)-1]++; + CHECK(!RE("(-?\\d+)").FullMatch(buf, &v)); + } +#endif + { + float v; + CHECK(RE("(.*)").FullMatch("100", &v)); + CHECK(RE("(.*)").FullMatch("-100.", &v)); + CHECK(RE("(.*)").FullMatch("1e23", &v)); + } + { + double v; + CHECK(RE("(.*)").FullMatch("100", &v)); + CHECK(RE("(.*)").FullMatch("-100.", &v)); + CHECK(RE("(.*)").FullMatch("1e23", &v)); + } + + // Check that matching is fully anchored + CHECK(!RE("(\\d+)").FullMatch("x1001", &i)); + CHECK(!RE("(\\d+)").FullMatch("1001x", &i)); + CHECK(RE("x(\\d+)").FullMatch("x1001", &i)); CHECK_EQ(i, 1001); + CHECK(RE("(\\d+)x").FullMatch("1001x", &i)); CHECK_EQ(i, 1001); + + // Braces + CHECK(RE("[0-9a-f+.-]{5,}").FullMatch("0abcd")); + CHECK(RE("[0-9a-f+.-]{5,}").FullMatch("0abcde")); + CHECK(!RE("[0-9a-f+.-]{5,}").FullMatch("0abc")); + + // Complicated RE + CHECK(RE("foo|bar|[A-Z]").FullMatch("foo")); + CHECK(RE("foo|bar|[A-Z]").FullMatch("bar")); + CHECK(RE("foo|bar|[A-Z]").FullMatch("X")); + CHECK(!RE("foo|bar|[A-Z]").FullMatch("XY")); + + // Check full-match handling (needs '$' tacked on internally) + CHECK(RE("fo|foo").FullMatch("fo")); + CHECK(RE("fo|foo").FullMatch("foo")); + CHECK(RE("fo|foo$").FullMatch("fo")); + CHECK(RE("fo|foo$").FullMatch("foo")); + CHECK(RE("foo$").FullMatch("foo")); + CHECK(!RE("foo\\$").FullMatch("foo$bar")); + CHECK(!RE("fo|bar").FullMatch("fox")); + + // Uncomment the following if we change the handling of '$' to + // prevent it from matching a trailing newline + if (false) { + // Check that we don't get bitten by pcre's special handling of a + // '\n' at the end of the string matching '$' + CHECK(!RE("foo$").PartialMatch("foo\n")); + } + + // Number of args + int a[16]; + CHECK(RE("").FullMatch("")); + + memset(a, 0, sizeof(0)); + CHECK(RE("(\\d){1}").FullMatch("1", + &a[0])); + CHECK_EQ(a[0], 1); + + memset(a, 0, sizeof(0)); + CHECK(RE("(\\d)(\\d)").FullMatch("12", + &a[0], &a[1])); + CHECK_EQ(a[0], 1); + CHECK_EQ(a[1], 2); + + memset(a, 0, sizeof(0)); + CHECK(RE("(\\d)(\\d)(\\d)").FullMatch("123", + &a[0], &a[1], &a[2])); + CHECK_EQ(a[0], 1); + CHECK_EQ(a[1], 2); + CHECK_EQ(a[2], 3); + + memset(a, 0, sizeof(0)); + CHECK(RE("(\\d)(\\d)(\\d)(\\d)").FullMatch("1234", + &a[0], &a[1], &a[2], &a[3])); + CHECK_EQ(a[0], 1); + CHECK_EQ(a[1], 2); + CHECK_EQ(a[2], 3); + CHECK_EQ(a[3], 4); + + memset(a, 0, sizeof(0)); + CHECK(RE("(\\d)(\\d)(\\d)(\\d)(\\d)").FullMatch("12345", + &a[0], &a[1], &a[2], + &a[3], &a[4])); + CHECK_EQ(a[0], 1); + CHECK_EQ(a[1], 2); + CHECK_EQ(a[2], 3); + CHECK_EQ(a[3], 4); + CHECK_EQ(a[4], 5); + + memset(a, 0, sizeof(0)); + CHECK(RE("(\\d)(\\d)(\\d)(\\d)(\\d)(\\d)").FullMatch("123456", + &a[0], &a[1], &a[2], + &a[3], &a[4], &a[5])); + CHECK_EQ(a[0], 1); + CHECK_EQ(a[1], 2); + CHECK_EQ(a[2], 3); + CHECK_EQ(a[3], 4); + CHECK_EQ(a[4], 5); + CHECK_EQ(a[5], 6); + + memset(a, 0, sizeof(0)); + CHECK(RE("(\\d)(\\d)(\\d)(\\d)(\\d)(\\d)(\\d)").FullMatch("1234567", + &a[0], &a[1], &a[2], &a[3], + &a[4], &a[5], &a[6])); + CHECK_EQ(a[0], 1); + CHECK_EQ(a[1], 2); + CHECK_EQ(a[2], 3); + CHECK_EQ(a[3], 4); + CHECK_EQ(a[4], 5); + CHECK_EQ(a[5], 6); + CHECK_EQ(a[6], 7); + + memset(a, 0, sizeof(0)); + CHECK(RE("(\\d)(\\d)(\\d)(\\d)(\\d)(\\d)(\\d)(\\d)" + "(\\d)(\\d)(\\d)(\\d)(\\d)(\\d)(\\d)(\\d)").FullMatch( + "1234567890123456", + &a[0], &a[1], &a[2], &a[3], + &a[4], &a[5], &a[6], &a[7], + &a[8], &a[9], &a[10], &a[11], + &a[12], &a[13], &a[14], &a[15])); + CHECK_EQ(a[0], 1); + CHECK_EQ(a[1], 2); + CHECK_EQ(a[2], 3); + CHECK_EQ(a[3], 4); + CHECK_EQ(a[4], 5); + CHECK_EQ(a[5], 6); + CHECK_EQ(a[6], 7); + CHECK_EQ(a[7], 8); + CHECK_EQ(a[8], 9); + CHECK_EQ(a[9], 0); + CHECK_EQ(a[10], 1); + CHECK_EQ(a[11], 2); + CHECK_EQ(a[12], 3); + CHECK_EQ(a[13], 4); + CHECK_EQ(a[14], 5); + CHECK_EQ(a[15], 6); + + /***** PartialMatch *****/ + + printf("Testing PartialMatch\n"); + + CHECK(RE("h.*o").PartialMatch("hello")); + CHECK(RE("h.*o").PartialMatch("othello")); + CHECK(RE("h.*o").PartialMatch("hello!")); + CHECK(RE("((((((((((((((((((((x))))))))))))))))))))").PartialMatch("x")); + + /***** other tests *****/ + + RadixTests(); + TestReplace(); + TestExtract(); + TestConsume(); + TestFindAndConsume(); + TestQuoteMetaAll(); + TestMatchNumberPeculiarity(); + + // Check the pattern() accessor + { + const string kPattern = "http://([^/]+)/.*"; + const RE re(kPattern); + CHECK_EQ(kPattern, re.pattern()); + } + + // Check RE error field. + { + RE re("foo"); + CHECK(re.error().empty()); // Must have no error + } + +#ifdef SUPPORT_UTF8 + // Check UTF-8 handling + { + printf("Testing UTF-8 handling\n"); + + // Three Japanese characters (nihongo) + const unsigned char utf8_string[] = { + 0xe6, 0x97, 0xa5, // 65e5 + 0xe6, 0x9c, 0xac, // 627c + 0xe8, 0xaa, 0x9e, // 8a9e + 0 + }; + const unsigned char utf8_pattern[] = { + '.', + 0xe6, 0x9c, 0xac, // 627c + '.', + 0 + }; + + // Both should match in either mode, bytes or UTF-8 + RE re_test1("........."); + CHECK(re_test1.FullMatch(utf8_string)); + RE re_test2("...", pcrecpp::UTF8()); + CHECK(re_test2.FullMatch(utf8_string)); + + // Check that '.' matches one byte or UTF-8 character + // according to the mode. + string ss; + RE re_test3("(.)"); + CHECK(re_test3.PartialMatch(utf8_string, &ss)); + CHECK_EQ(ss, string("\xe6")); + RE re_test4("(.)", pcrecpp::UTF8()); + CHECK(re_test4.PartialMatch(utf8_string, &ss)); + CHECK_EQ(ss, string("\xe6\x97\xa5")); + + // Check that string matches itself in either mode + RE re_test5(utf8_string); + CHECK(re_test5.FullMatch(utf8_string)); + RE re_test6(utf8_string, pcrecpp::UTF8()); + CHECK(re_test6.FullMatch(utf8_string)); + + // Check that pattern matches string only in UTF8 mode + RE re_test7(utf8_pattern); + CHECK(!re_test7.FullMatch(utf8_string)); + RE re_test8(utf8_pattern, pcrecpp::UTF8()); + CHECK(re_test8.FullMatch(utf8_string)); + } + + // Check that ungreedy, UTF8 regular expressions don't match when they + // oughtn't -- see bug 82246. + { + // This code always worked. + const char* pattern = "\\w+X"; + const string target = "a aX"; + RE match_sentence(pattern); + RE match_sentence_re(pattern, pcrecpp::UTF8()); + + CHECK(!match_sentence.FullMatch(target)); + CHECK(!match_sentence_re.FullMatch(target)); + } + + { + const char* pattern = "(?U)\\w+X"; + const string target = "a aX"; + RE match_sentence(pattern); + RE match_sentence_re(pattern, pcrecpp::UTF8()); + + CHECK(!match_sentence.FullMatch(target)); + CHECK(!match_sentence_re.FullMatch(target)); + } +#endif /* def SUPPORT_UTF8 */ + + printf("Testing error reporting\n"); + + { RE re("a\\1"); CHECK(!re.error().empty()); } + { + RE re("a[x"); + CHECK(!re.error().empty()); + } + { + RE re("a[z-a]"); + CHECK(!re.error().empty()); + } + { + RE re("a[[:foobar:]]"); + CHECK(!re.error().empty()); + } + { + RE re("a(b"); + CHECK(!re.error().empty()); + } + { + RE re("a\\"); + CHECK(!re.error().empty()); + } + + // Test that recursion is stopped + TestRecursion(); + + // Test Options + if (getenv("VERBOSE_TEST") != NULL) + VERBOSE_TEST = true; + TestOptions(); + + // Test the constructors + TestConstructors(); + + // Done + printf("OK\n"); + + return 0; +} |