Add a test for the constrained cubic interpolation of Evoral::Curve

[ardour.git] / libs / evoral / test / SMFTest.cpp

diff --git a/libs/evoral/test/SMFTest.cpp b/libs/evoral/test/SMFTest.cpp
index 369bc80e4552caabe3fbe4eb07c2dc385403085c..d42ee26dff2f707187147299fd87597c19454fe8 100644 (file)
--- a/libs/evoral/test/SMFTest.cpp
+++ b/libs/evoral/test/SMFTest.cpp
@@ -1 +1,69 @@
 #include "SMFTest.hpp"
+
+#include <glibmm/fileutils.h>
+#include <glibmm/miscutils.h>
+
+#include "pbd/file_utils.h"
+
+using namespace std;
+
+CPPUNIT_TEST_SUITE_REGISTRATION( SMFTest );
+
+void
+SMFTest::createNewFileTest ()
+{
+       TestSMF smf;
+
+       string output_dir_path = PBD::tmp_writable_directory (PACKAGE, "createNewFileTest");
+       string new_file_path = Glib::build_filename (output_dir_path, "NewFile.mid");
+       smf.create(new_file_path);
+       smf.close();
+       CPPUNIT_ASSERT(Glib::file_test (new_file_path, Glib::FILE_TEST_IS_REGULAR));
+}
+
+PBD::Searchpath
+test_search_path ()
+{
+#ifdef PLATFORM_WINDOWS
+       string wsp(g_win32_get_package_installation_directory_of_module(NULL));
+       return Glib::build_filename (wsp,  "evoral_testdata");
+#else
+       return Glib::getenv("EVORAL_TEST_PATH");
+#endif
+}
+
+void
+SMFTest::takeFiveTest ()
+{
+       TestSMF smf;
+       string testdata_path;
+       CPPUNIT_ASSERT (find_file (test_search_path (), "TakeFive.mid", testdata_path));
+       smf.open(testdata_path);
+       CPPUNIT_ASSERT(!smf.is_empty());
+
+       seq->start_write();
+       smf.seek_to_start();
+
+       uint64_t time = 0; /* in SMF ticks */
+       Evoral::Event<Evoral::Beats> ev;
+
+       uint32_t delta_t = 0;
+       uint32_t size    = 0;
+       uint8_t* buf     = NULL;
+       int ret;
+       while ((ret = smf.read_event(&delta_t, &size, &buf)) >= 0) {
+               ev.set(buf, size, Evoral::Beats());
+               time += delta_t;
+
+               if (ret > 0) { // didn't skip (meta) event
+                       //cerr << "read smf event type " << hex << int(buf[0]) << endl;
+                       ev.set_time(Evoral::Beats::ticks_at_rate(time, smf.ppqn()));
+                       ev.set_event_type(type_map->midi_event_type(buf[0]));
+                       seq->append(ev, next_event_id ());
+               }
+       }
+
+       seq->end_write (Sequence<Time>::Relax,
+                       Evoral::Beats::ticks_at_rate(time, smf.ppqn()));
+       CPPUNIT_ASSERT(!seq->empty());
+}