Add support for a single midi note that plays multiple instruments.

1 files changed, 140 insertions, 0 deletions

diff --git a/test/midimappertest.cc b/test/midimappertest.cc
new file mode 100644
index 0000000..703c646
--- /dev/null
+++ b/test/midimappertest.cc
@@ -0,0 +1,140 @@
+/* -*- Mode: c++ -*- */
+/***************************************************************************
+ *            midimappertest.cc
+ *
+ *  Sun Aug 8 09:55:13 CEST 2021
+ *  Copyright 2021 Bent Bisballe Nyeng
+ *  deva@aasimon.org
+ ****************************************************************************/
+
+/*
+ *  This file is part of DrumGizmo.
+ *
+ *  DrumGizmo is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU Lesser General Public License as published by
+ *  the Free Software Foundation; either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  DrumGizmo is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU Lesser General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Lesser General Public License
+ *  along with DrumGizmo; if not, write to the Free Software
+ *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA. */
+#include <uunit.h>
+
+#include <algorithm>
+
+#include <midimapper.h>
+
+#include "scopedfile.h"
+
+class MidiMapperTest
+	: public uUnit
+{
+public:
+	MidiMapperTest()
+	{
+		uTEST(MidiMapperTest::test);
+		uTEST(MidiMapperTest::exceptional);
+	}
+
+	void test()
+	{
+		midimap_t midimap
+		{
+			{ 54, "Crash_left_tip" },
+			{ 60, "Crash_left_whisker" },
+			{ 55, "Crash_right_tip" },
+			{ 62, "Crash_right_whisker" },
+			{ 62, "Hihat_closed" },
+			{ 56, "Hihat_closed" },
+		};
+
+		instrmap_t instrmap
+		{
+			{ "Crash_left_tip", 0 },
+			{ "Crash_left_whisker", 1 },
+			{ "Crash_right_tip", 2 },
+			{ "Crash_right_whisker", 3 },
+			{ "Hihat_closed", 4 },
+		};
+
+		MidiMapper mapper;
+		mapper.swap(instrmap, midimap);
+
+		{
+			auto is = mapper.lookup(54);
+			uASSERT_EQUAL(1u, is.size());
+			uASSERT_EQUAL(0, is[0]);
+		}
+
+		{
+			auto is = mapper.lookup(60);
+			uASSERT_EQUAL(1u, is.size());
+			uASSERT_EQUAL(1, is[0]);
+		}
+
+		{
+			auto is = mapper.lookup(55);
+			uASSERT_EQUAL(1u, is.size());
+			uASSERT_EQUAL(2, is[0]);
+		}
+
+		{
+			auto is = mapper.lookup(62);
+			uASSERT_EQUAL(2u, is.size());
+			// We don't care about the order, so just count the instances
+			uASSERT_EQUAL(1u, std::count(is.begin(), is.end(), 3));
+			uASSERT_EQUAL(1u, std::count(is.begin(), is.end(), 4));
+		}
+
+		{
+			auto is = mapper.lookup(56);
+			uASSERT_EQUAL(1u, is.size());
+			uASSERT_EQUAL(4, is[0]);
+		}
+	}
+
+	void exceptional()
+	{
+		midimap_t midimap
+		{
+			{ 54, "Crash_left_tip" },
+			{ 60, "Crash_left_whisker_MISSING" },
+			{ 55, "Crash_right_tip" },
+			{ 62, "Crash_right_whisker" },
+			{ 62, "Hihat_closed" },
+			{ 56, "Hihat_closed" },
+		};
+
+		instrmap_t instrmap
+		{
+			{ "Crash_left_tip", 0 },
+			{ "Crash_left_whisker", 1 },
+			{ "Crash_right_tip", 2 },
+			{ "Crash_right_whisker", 3 },
+			{ "Hihat_closed", 4 },
+		};
+
+		MidiMapper mapper;
+		mapper.swap(instrmap, midimap);
+
+		// no such note id
+		{
+			auto is = mapper.lookup(42);
+			uASSERT_EQUAL(0u, is.size());
+		}
+
+		// no such instrument
+		{
+			auto is = mapper.lookup(60);
+			uASSERT_EQUAL(0u, is.size());
+		}
+	}
+};
+
+// Registers the fixture into the 'registry'
+static MidiMapperTest test;