Add test to create new Sessions with localized names and reopen them

This test is successful on Linux but fails on Windows currently because of the
incorrect realpath implementation for windows in pbd/path_expand.cc

libs/ardour/test/session_test.cc

@@ -85,3 +85,74 @@ SessionTest::new_session_from_template ()
 	delete template_session;
 	stop_and_destroy_backend ();
 }
+
+void
+SessionTest::open_session_utf8_path ()
+{
+	std::vector<std::string> utf8_strings;
+
+	get_utf8_test_strings (utf8_strings);
+
+	CPPUNIT_ASSERT (!utf8_strings.empty());
+
+	const string test_dir = new_test_output_dir ("open_session_utf8_path");
+
+	for (std::vector<std::string>::const_iterator i = utf8_strings.begin (); i != utf8_strings.end ();
+	     ++i) {
+
+		const string session_name (*i);
+		std::string new_session_dir = Glib::build_filename (test_dir, session_name);
+		bool new_session_failed = false;
+
+		CPPUNIT_ASSERT (!Glib::file_test (new_session_dir, Glib::FILE_TEST_EXISTS));
+
+		create_and_start_dummy_backend ();
+
+		ARDOUR::Session* session = 0;
+
+		try {
+			session = new Session (*AudioEngine::instance(), new_session_dir, session_name);
+
+			CPPUNIT_ASSERT (session);
+
+			session->save_state ("");
+
+		} catch(...) {
+			new_session_failed = true;
+
+			std::cerr << "Failed to create new session using name : " << *i << std::endl;
+		}
+
+		delete session;
+		session = 0;
+		stop_and_destroy_backend ();
+
+		CPPUNIT_ASSERT (!new_session_failed);
+
+		if (new_session_failed) break;
+
+		create_and_start_dummy_backend ();
+
+		bool open_session_failed = false;
+
+		try {
+			// reopen same session to check that it opens without error
+			session = new Session (*AudioEngine::instance (), new_session_dir, session_name);
+
+			CPPUNIT_ASSERT (session);
+		} catch (...) {
+			open_session_failed = true;
+
+			std::cerr << "Failed to open session using name : " << *i << std::endl;
+		}
+
+		delete session;
+		session = 0;
+		stop_and_destroy_backend ();
+
+		CPPUNIT_ASSERT (!open_session_failed);
+
+		if (open_session_failed) break;
+	}
+
+}

libs/ardour/test/session_test.h

@@ -7,10 +7,12 @@ class SessionTest : public CppUnit::TestFixture
 	CPPUNIT_TEST_SUITE (SessionTest);
 	CPPUNIT_TEST (new_session);
 	CPPUNIT_TEST (new_session_from_template);
+	CPPUNIT_TEST (open_session_utf8_path);
 	CPPUNIT_TEST_SUITE_END ();
 
 public:
 
 	void new_session ();
 	void new_session_from_template ();
+	void open_session_utf8_path ();
 };