[PATCH i-g-t] lib/tests: Add audio selftest

* [PATCH i-g-t] lib/tests: Add audio selftest
@ 2017-08-30 14:45 Paul Kocialkowski
  2017-08-30 15:02 ` ✓ Fi.CI.BAT: success for " Patchwork
                   ` (3 more replies)
  0 siblings, 4 replies; 7+ messages in thread
From: Paul Kocialkowski @ 2017-08-30 14:45 UTC (permalink / raw)
  To: intel-gfx

This introduces a selftest for the audio library.

It consists of generating a signal from a list of frequencies and
ensuring that the integrity checking function does detect these
frequencies (and only these frequencies).

Signed-off-by: Paul Kocialkowski <paul.kocialkowski@linux.intel.com>
---
 lib/tests/Makefile.am      |  2 +-
 lib/tests/Makefile.sources |  5 ++++
 lib/tests/igt_audio.c      | 57 ++++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 63 insertions(+), 1 deletion(-)
 create mode 100644 lib/tests/igt_audio.c

diff --git a/lib/tests/Makefile.am b/lib/tests/Makefile.am
index 5d14194a..b1caa628 100644
--- a/lib/tests/Makefile.am
+++ b/lib/tests/Makefile.am
@@ -14,7 +14,7 @@ AM_CFLAGS = $(DRM_CFLAGS) $(CWARNFLAGS) $(DEBUG_CFLAGS) \
 	-DIGT_DATADIR=\""$(abs_srcdir)"\" \
 	$(NULL)
 
-LDADD = ../libintel_tools.la $(PCIACCESS_LIBS) $(DRM_LIBS) $(LIBUNWIND_LIBS) $(TIMER_LIBS)
+LDADD = ../libintel_tools.la $(PCIACCESS_LIBS) $(DRM_LIBS) $(GSL_CFLAGS) $(LIBUNWIND_LIBS) $(TIMER_LIBS)
 
 LDADD += $(CAIRO_LIBS) $(LIBUDEV_LIBS) $(GLIB_LIBS) -lm
 AM_CFLAGS += $(CAIRO_CFLAGS) $(LIBUDEV_CFLAGS) $(GLIB_CFLAGS)
diff --git a/lib/tests/Makefile.sources b/lib/tests/Makefile.sources
index 8d1a8dea..eb702844 100644
--- a/lib/tests/Makefile.sources
+++ b/lib/tests/Makefile.sources
@@ -18,6 +18,11 @@ check_prog_list = \
 	igt_can_fail_simple \
 	$(NULL)
 
+#if HAVE_GSL
+check_prog_list += \
+	igt_audio
+#endif
+
 TESTS = \
 	$(check_prog_list) \
 	$(check_script_list) \
diff --git a/lib/tests/igt_audio.c b/lib/tests/igt_audio.c
new file mode 100644
index 00000000..2354d5a0
--- /dev/null
+++ b/lib/tests/igt_audio.c
@@ -0,0 +1,57 @@
+/*
+ * Copyright © 2017 Intel Corporation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
+ * IN THE SOFTWARE.
+ *
+ */
+
+#include "igt_core.h"
+#include "igt_audio.h"
+
+static int test_frequencies[] = {
+	300,
+	600,
+	1200,
+	80000,
+	10000,
+};
+
+static int test_frequencies_count = sizeof(test_frequencies) / sizeof(int);
+
+igt_simple_main
+{
+	short buffer[2 * 1024];
+	struct audio_signal *signal;
+	int i;
+
+	signal = audio_signal_init(2, 44800);
+	igt_assert(signal);
+
+	for (i = 0; i < test_frequencies_count; i++)
+		audio_signal_add_frequency(signal, test_frequencies[i]);
+
+	audio_signal_synthesize(signal);
+	audio_signal_fill(signal, buffer, 1024);
+
+	igt_assert(audio_signal_detect(signal, 2, 44800, buffer, 1024));
+
+	audio_signal_clean(signal);
+	free(signal);
+}
-- 
2.14.0

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