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-rw-r--r--test/test_pcm_util.hxx68
1 files changed, 68 insertions, 0 deletions
diff --git a/test/test_pcm_util.hxx b/test/test_pcm_util.hxx
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+/*
+ * Copyright (C) 2003-2013 The Music Player Daemon Project
+ * http://www.musicpd.org
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include <glib.h>
+
+#include <array>
+
+#include <stddef.h>
+#include <stdint.h>
+
+template<typename T>
+struct GlibRandomInt {
+ T operator()() const {
+ return T(g_random_int());
+ }
+};
+
+struct GlibRandomInt24 : GlibRandomInt<int32_t> {
+ int32_t operator()() const {
+ auto t = GlibRandomInt::operator()();
+ t &= 0xffffff;
+ if (t & 0x800000)
+ t |= 0xff000000;
+ return t;
+ }
+};
+
+struct GlibRandomFloat {
+ float operator()() const {
+ return g_random_double_range(-1.0, 1.0);
+ }
+};
+
+template<typename T, size_t N>
+class TestDataBuffer : std::array<T, N> {
+public:
+ using typename std::array<T, N>::const_pointer;
+ using std::array<T, N>::begin;
+ using std::array<T, N>::end;
+ using std::array<T, N>::operator[];
+
+ template<typename G=GlibRandomInt<T>>
+ TestDataBuffer(G g=G()):std::array<T, N>() {
+ for (auto &i : *this)
+ i = g();
+
+ }
+
+ operator typename std::array<T, N>::const_pointer() const {
+ return begin();
+ }
+};