Load pcre-6.0 into code/trunk.

git-svn-id: svn://vcs.exim.org/pcre/code/trunk@77 2f5784b3-3f2a-0410-8824-cb99058d5e15

1 files changed, 125 insertions, 0 deletions

diff --git a/pcre_scanner_unittest.cc b/pcre_scanner_unittest.cc
new file mode 100644
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+++ b/pcre_scanner_unittest.cc
@@ -0,0 +1,125 @@
+// Copyright (c) 2005, 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: Greg J. Badros
+//
+// Unittest for scanner, especially GetNextComments and GetComments()
+// functionality.
+
+#include <stdio.h>
+#include <vector>
+#include <pcre_stringpiece.h>
+#include <pcre_scanner.h>
+
+// Dies with a fatal error if the two values are not equal.
+#define CHECK_EQ(a, b)  do {                                    \
+  if ( (a) != (b) ) {                                           \
+    fprintf(stderr, "%s:%d: Check failed because %s != %s\n",   \
+            __FILE__, __LINE__, #a, #b);                        \
+    exit(1);                                                    \
+  }                                                             \
+} while (0)
+
+using std::vector;
+using pcrecpp::StringPiece;
+using pcrecpp::Scanner;
+
+static void TestScanner() {
+  const char input[] = "\n"
+                       "alpha = 1; // this sets alpha\n"
+                       "bravo = 2; // bravo is set here\n"
+                       "gamma = 33; /* and here is gamma */\n";
+
+  const char *re = "(\\w+) = (\\d+);";
+
+  Scanner s(input);
+  string var;
+  int number;
+  s.SkipCXXComments();
+  s.set_save_comments(true);
+  vector<StringPiece> comments;
+
+  s.Consume(re, &var, &number);
+  CHECK_EQ(var, "alpha");
+  CHECK_EQ(number, 1);
+  s.GetNextComments(&comments);
+  CHECK_EQ(comments.size(), 1);
+  CHECK_EQ(comments[0].as_string(), " // this sets alpha\n");
+  comments.resize(0);
+
+  s.Consume(re, &var, &number);
+  CHECK_EQ(var, "bravo");
+  CHECK_EQ(number, 2);
+  s.GetNextComments(&comments);
+  CHECK_EQ(comments.size(), 1);
+  CHECK_EQ(comments[0].as_string(), " // bravo is set here\n");
+  comments.resize(0);
+
+  s.Consume(re, &var, &number);
+  CHECK_EQ(var, "gamma");
+  CHECK_EQ(number, 33);
+  s.GetNextComments(&comments);
+  CHECK_EQ(comments.size(), 1);
+  CHECK_EQ(comments[0].as_string(), " /* and here is gamma */\n");
+  comments.resize(0);
+
+  s.GetComments(0, sizeof(input), &comments);
+  CHECK_EQ(comments.size(), 3);
+  CHECK_EQ(comments[0].as_string(), " // this sets alpha\n");
+  CHECK_EQ(comments[1].as_string(), " // bravo is set here\n");
+  CHECK_EQ(comments[2].as_string(), " /* and here is gamma */\n");
+  comments.resize(0);
+
+  s.GetComments(0, strchr(input, '/') - input, &comments);
+  CHECK_EQ(comments.size(), 0);
+  comments.resize(0);
+
+  s.GetComments(strchr(input, '/') - input - 1, sizeof(input),
+                &comments);
+  CHECK_EQ(comments.size(), 3);
+  CHECK_EQ(comments[0].as_string(), " // this sets alpha\n");
+  CHECK_EQ(comments[1].as_string(), " // bravo is set here\n");
+  CHECK_EQ(comments[2].as_string(), " /* and here is gamma */\n");
+  comments.resize(0);
+
+  s.GetComments(strchr(input, '/') - input - 1,
+                strchr(input + 1, '\n') - input + 1, &comments);
+  CHECK_EQ(comments.size(), 1);
+  CHECK_EQ(comments[0].as_string(), " // this sets alpha\n");
+  comments.resize(0);
+}
+
+int main(int argc, char** argv) {
+  TestScanner();
+
+  // Done
+  printf("OK\n");
+
+  return 0;
+}