kfr

commit c9c1887b32769c0ebdf2a61117b0f55534574011
parent f508e82c451dd4c39b146411569b348281a80435
Author: d.levin256@gmail.com <d.levin256@gmail.com>
Date:   Mon,  2 Dec 2019 20:52:58 +0000

DSP tests

Diffstat:
M
tests/dsp_test.cpp
 | 
36
++++++++++++++++++++++++++++++++++++

1 file changed, 36 insertions(+), 0 deletions(-)
diff --git a/tests/dsp_test.cpp b/tests/dsp_test.cpp
@@ -243,6 +243,42 @@ TEST(note_to_hertz)
     testo::eplison_scope<void> eps(1000);
     CHECK(kfr::note_to_hertz(60) == fbase(261.6255653005986346778499935233));
     CHECK(kfr::note_to_hertz(pack(60)) == pack(fbase(261.6255653005986346778499935233)));
+
+    CHECK(kfr::note_to_hertz(69) == fbase(440.0));
+    CHECK(kfr::note_to_hertz(pack(69)) == pack(fbase(440)));
+}
+
+TEST(hertz_to_note)
+{
+    testo::eplison_scope<void> eps(1000);
+    CHECK(kfr::hertz_to_note(261.6255653005986346778499935233) == fbase(60));
+    CHECK(kfr::hertz_to_note(pack(261.6255653005986346778499935233)) == pack(fbase(60)));
+
+    CHECK(kfr::hertz_to_note(440) == fbase(69));
+    CHECK(kfr::hertz_to_note(pack(440)) == pack(fbase(69)));
+}
+
+TEST(amp_to_dB)
+{
+    testo::eplison_scope<void> eps(1000);
+
+    CHECK(kfr::amp_to_dB(2.0) == fbase(6.0205999132796239042747778944899));
+    CHECK(kfr::amp_to_dB(-2.0) == fbase(6.0205999132796239042747778944899));
+    CHECK(kfr::amp_to_dB(1.0) == fbase(0));
+    CHECK(kfr::amp_to_dB(-1.0) == fbase(0));
+    CHECK(kfr::amp_to_dB(0.5) == fbase(-6.0205999132796239042747778944899));
+    CHECK(kfr::amp_to_dB(-0.5) == fbase(-6.0205999132796239042747778944899));
+    CHECK(kfr::amp_to_dB(0.0) == fbase(-HUGE_VAL));
+}
+
+TEST(dB_to_amp)
+{
+    testo::eplison_scope<void> eps(1000);
+
+    CHECK(kfr::dB_to_amp(-HUGE_VAL) == fbase(0.0));
+    CHECK(kfr::dB_to_amp(0.0) == fbase(1.0));
+    CHECK(kfr::dB_to_amp(6.0205999132796239042747778944899) == fbase(2.0));
+    CHECK(kfr::dB_to_amp(-6.0205999132796239042747778944899) == fbase(0.5));
 }
 
 TEST(delay)