[Boost-commit] svn:boost r41067 - sandbox/logging/lib/logging/tests/test_log_output

From: john.groups_at_[hidden]
Date: 2007-11-13 14:57:11

Author: jtorjo
Date: 2007-11-13 14:57:10 EST (Tue, 13 Nov 2007)
New Revision: 41067
URL: http://svn.boost.org/trac/boost/changeset/41067

Log:
[logging]
added test
Added:
   sandbox/logging/lib/logging/tests/test_log_output/test_log_output.cpp   (contents, props changed)

Added: sandbox/logging/lib/logging/tests/test_log_output/test_log_output.cpp
==============================================================================
--- (empty file)
+++ sandbox/logging/lib/logging/tests/test_log_output/test_log_output.cpp	2007-11-13 14:57:10 EST (Tue, 13 Nov 2007)
@@ -0,0 +1,65 @@
+// test_log_output.cpp
+//
+// Tests that logging messages are output correctly
+
+// Boost Logging library
+//
+// Author: John Torjo, www.torjo.com
+//
+// Copyright (C) 2007 John Torjo (see www.torjo.com for email)
+//
+// Distributed under the Boost Software License, Version 1.0.
+//    (See accompanying file LICENSE_1_0.txt or copy at
+//          http://www.boost.org/LICENSE_1_0.txt)
+//
+// See http://www.boost.org for updates, documentation, and revision history.
+// See http://www.torjo.com/log2/ for more details
+
+
+
+#define BOOST_LOG_COMPILE_FAST_OFF
+#include <boost/logging/format_fwd.hpp>
+#include <boost/logging/tags.hpp>
+
+using namespace boost::logging;
+
+BOOST_LOG_FORMAT_MSG( optimize::cache_string_one_str<> )
+
+typedef logger_format_write< > log_type;
+
+#include <boost/logging/format.hpp>
+#include <boost/logging/writer/ts_write.hpp>
+
+
+// Step 4: declare which filters and loggers you'll use (usually in a header file)
+BOOST_DECLARE_LOG_FILTER(g_log_filter, filter::no_ts ) 
+BOOST_DECLARE_LOG(g_l, log_type) 
+BOOST_DEFINE_LOG_FILTER(g_log_filter, filter::no_ts ) 
+BOOST_DEFINE_LOG(g_l, log_type) 
+
+#define L_ BOOST_LOG_USE_LOG_IF_FILTER(g_l, g_log_filter->is_enabled() ) 
+
+void test_log_output() {
+    std::ostringstream out_str;
+    destination::stream dest_out(out_str);
+    g_l->writer().add_formatter( formatter::idx() );
+    g_l->writer().add_formatter( formatter::append_newline() );
+    g_l->writer().add_destination( destination::cout() );
+    g_l->writer().add_destination( dest_out );
+
+    // Step 8: use it...
+    int i = 1;
+    L_ << "this is so cool " << i++;
+    L_ << "this is so cool again " << i++;
+
+    // does not output to our stringstream
+    dest_out.clear();
+    L_ << "only to console " << i++;
+
+    std::string logged_msg = out_str.str();
+    BOOST_ASSERT( logged_msg == "[1] this is so cool 1\n[2] this is so cool again 2\n");
+}
+
+
+
+int main() { test_log_output() ; }