[re.alg.replace]. This finishes all of <regex>. That being said, <regex> is exceptionally difficult to thoroughly test. If anyone has the ability to test this, combined with the interest to do so, now would be a good time. :-)
llvm-svn: 111333
diff --git a/libcxx/test/re/re.alg/re.alg.replace/test4.pass.cpp b/libcxx/test/re/re.alg/re.alg.replace/test4.pass.cpp
new file mode 100644
index 0000000..b0ecf33
--- /dev/null
+++ b/libcxx/test/re/re.alg/re.alg.replace/test4.pass.cpp
@@ -0,0 +1,72 @@
+//===----------------------------------------------------------------------===//
+//
+// The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// <regex>
+
+// template <class traits, class charT, class ST, class SA>
+// basic_string<charT, ST, SA>
+// regex_replace(const basic_string<charT, ST, SA>& s,
+// const basic_regex<charT, traits>& e, const charT* fmt,
+// regex_constants::match_flag_type flags =
+// regex_constants::match_default);
+
+#include <regex>
+#include <cassert>
+
+int main()
+{
+ {
+ std::regex phone_numbers("\\d{3}-\\d{4}");
+ std::string phone_book("555-1234, 555-2345, 555-3456");
+ std::string r = std::regex_replace(phone_book, phone_numbers,
+ "123-$&");
+ assert(r == "123-555-1234, 123-555-2345, 123-555-3456");
+ }
+ {
+ std::regex phone_numbers("\\d{3}-\\d{4}");
+ std::string phone_book("555-1234, 555-2345, 555-3456");
+ std::string r = std::regex_replace(phone_book, phone_numbers,
+ "123-$&",
+ std::regex_constants::format_sed);
+ assert(r == "123-$555-1234, 123-$555-2345, 123-$555-3456");
+ }
+ {
+ std::regex phone_numbers("\\d{3}-\\d{4}");
+ std::string phone_book("555-1234, 555-2345, 555-3456");
+ std::string r = std::regex_replace(phone_book, phone_numbers,
+ "123-&",
+ std::regex_constants::format_sed);
+ assert(r == "123-555-1234, 123-555-2345, 123-555-3456");
+ }
+ {
+ std::regex phone_numbers("\\d{3}-\\d{4}");
+ std::string phone_book("555-1234, 555-2345, 555-3456");
+ std::string r = std::regex_replace(phone_book, phone_numbers,
+ "123-$&",
+ std::regex_constants::format_no_copy);
+ assert(r == "123-555-1234123-555-2345123-555-3456");
+ }
+ {
+ std::regex phone_numbers("\\d{3}-\\d{4}");
+ std::string phone_book("555-1234, 555-2345, 555-3456");
+ std::string r = std::regex_replace(phone_book, phone_numbers,
+ "123-$&",
+ std::regex_constants::format_first_only);
+ assert(r == "123-555-1234, 555-2345, 555-3456");
+ }
+ {
+ std::regex phone_numbers("\\d{3}-\\d{4}");
+ std::string phone_book("555-1234, 555-2345, 555-3456");
+ std::string r = std::regex_replace(phone_book, phone_numbers,
+ "123-$&",
+ std::regex_constants::format_first_only |
+ std::regex_constants::format_no_copy);
+ assert(r == "123-555-1234");
+ }
+}