Supporters update.

[dcpomatic.git] / test / audio_buffers_test.cc

diff --git a/test/audio_buffers_test.cc b/test/audio_buffers_test.cc
index c9231ae7f71f1eee49705cbb7f6d295e1235819b..49df0964633227516bcda636613feb1f6619a4f2 100644 (file)
--- a/test/audio_buffers_test.cc
+++ b/test/audio_buffers_test.cc
@@ -19,7 +19,8 @@
 */
 
 /** @file  test/audio_buffers_test.cc
- *  @brief Test AudioBuffers in various ways.
+ *  @brief Test AudioBuffers class.
+ *  @ingroup selfcontained
  */
 
 #include <cmath>
@@ -78,7 +79,7 @@ BOOST_AUTO_TEST_CASE (audio_buffers_extend_test)
        random_fill (buffers);
 
        /* Extend */
-       buffers.ensure_size (299);
+       buffers.set_frames (299);
 
        srand (1);
        random_check (buffers, 0, 150);
@@ -302,3 +303,85 @@ BOOST_AUTO_TEST_CASE (audio_buffers_accumulate_frames)
                }
        }
 }
+
+
+BOOST_AUTO_TEST_CASE (audio_buffers_data)
+{
+       AudioBuffers a (94, 512);
+
+       for (int i = 0; i < 94; ++i) {
+               BOOST_CHECK_EQUAL (a.data()[i], a.data(i));
+       }
+
+       a.set_frames (2048);
+
+       for (int i = 0; i < 94; ++i) {
+               BOOST_CHECK_EQUAL (a.data()[i], a.data(i));
+       }
+}
+
+
+BOOST_AUTO_TEST_CASE (audio_buffers_trim_start)
+{
+       AudioBuffers a (13, 999);
+
+       srand (55);
+       random_fill (a);
+
+       a.trim_start (101);
+
+       srand (55);
+
+       /* Burn the first 101 numbers in the sequence */
+       for (int i = 0; i < 101 * 13; ++i) {
+               random_float ();
+       }
+
+       for (int i = 0; i < (999 - 101); ++i) {
+               for (int j = 0; j < 13; ++j) {
+                       BOOST_CHECK_CLOSE (a.data(j)[i], random_float(), tolerance);
+               }
+       }
+}
+
+
+BOOST_AUTO_TEST_CASE(audio_buffers_set_channels_lower)
+{
+       AudioBuffers buffers(9, 9933);
+       srand(4);
+       random_fill(buffers);
+
+       buffers.set_channels(4);
+       BOOST_REQUIRE_EQUAL(buffers.channels(), 4);
+
+       srand(4);
+       for (int i = 0; i < 9933; ++i) {
+               for (int c = 0; c < 4; ++c) {
+                       BOOST_CHECK_EQUAL(buffers.data(c)[i], random_float());
+               }
+               for (int c = 4; c < 9; ++c) {
+                       random_float();
+               }
+       }
+}
+
+
+BOOST_AUTO_TEST_CASE(audio_buffers_set_channels_higher)
+{
+       AudioBuffers buffers(9, 9933);
+       srand(4);
+       random_fill(buffers);
+
+       buffers.set_channels(13);
+       BOOST_REQUIRE_EQUAL(buffers.channels(), 13);
+
+       srand(4);
+       for (int i = 0; i < 9933; ++i) {
+               for (int c = 0; c < 9; ++c) {
+                       BOOST_CHECK_EQUAL(buffers.data(c)[i], random_float());
+               }
+               for (int c = 9; c < 13; ++c) {
+                       BOOST_CHECK_EQUAL(buffers.data(c)[i], 0);
+               }
+       }
+}