add unit tests for pcm_* functions

1 files changed, 49 insertions, 0 deletions

diff --git a/tests/include/pcm_test_device.h b/tests/include/pcm_test_device.h
new file mode 100644
index 0000000..1932737
--- /dev/null
+++ b/tests/include/pcm_test_device.h
@@ -0,0 +1,49 @@
+/* pcm_test.h
+**
+** Copyright 2020, The Android Open Source Project
+**
+** Redistribution and use in source and binary forms, with or without
+** modification, are permitted provided that the following conditions are met:
+**     * Redistributions of source code must retain the above copyright
+**       notice, this list of conditions and the following disclaimer.
+**     * Redistributions in binary form must reproduce the above copyright
+**       notice, this list of conditions and the following disclaimer in the
+**       documentation and/or other materials provided with the distribution.
+**     * Neither the name of The Android Open Source Project nor the names of
+**       its contributors may be used to endorse or promote products derived
+**       from this software without specific prior written permission.
+**
+** THIS SOFTWARE IS PROVIDED BY The Android Open Source Project ``AS IS'' AND
+** ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+** IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+** ARE DISCLAIMED. IN NO EVENT SHALL The Android Open Source Project BE LIABLE
+** FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+** DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+** SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+** CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+** LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+** OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH
+** DAMAGE.
+*/
+
+#ifndef TINYALSA_TESTS_PCM_TEST_H_
+#define TINYALSA_TESTS_PCM_TEST_H_
+
+namespace tinyalsa {
+namespace testing {
+
+#ifndef TEST_LOOPBACK_CARD
+#define TEST_LOOPBACK_CARD 2
+#endif
+
+#ifndef TEST_LOOPBACK_PALYBACK_DEVICE
+#define TEST_LOOPBACK_PALYBACK_DEVICE 0
+#endif
+
+constexpr unsigned int kLoopbackCard = TEST_LOOPBACK_CARD;
+constexpr unsigned int kLoopbackPlaybackDevice = TEST_LOOPBACK_PALYBACK_DEVICE;
+
+} // namespace testing
+} // namespace tinyalse
+
+#endif