diff options
| -rw-r--r-- | test/test_pcm_format.cxx | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/test/test_pcm_format.cxx b/test/test_pcm_format.cxx index 94c55ab16..381554921 100644 --- a/test/test_pcm_format.cxx +++ b/test/test_pcm_format.cxx @@ -97,4 +97,24 @@ PcmFormatTest::TestFormatFloat() for (size_t i = 0; i < N; ++i) CPPUNIT_ASSERT_EQUAL(src[i], d[i]); + + /* check if clamping works */ + float *writable = const_cast<float *>(f.data); + *writable++ = 1.01; + *writable++ = 10; + *writable++ = -1.01; + *writable++ = -10; + + d = pcm_convert_to_16(buffer2, dither, + SampleFormat::FLOAT, + f.ToVoid()); + CPPUNIT_ASSERT_EQUAL(N, d.size); + + CPPUNIT_ASSERT_EQUAL(32767, int(d[0])); + CPPUNIT_ASSERT_EQUAL(32767, int(d[1])); + CPPUNIT_ASSERT_EQUAL(-32768, int(d[2])); + CPPUNIT_ASSERT_EQUAL(-32768, int(d[3])); + + for (size_t i = 4; i < N; ++i) + CPPUNIT_ASSERT_EQUAL(src[i], d[i]); } |