diff --git a/libs/temporal/test/BeatTest.cc b/libs/temporal/test/BeatTest.cc new file mode 100644 index 0000000000..1e01abb206 --- /dev/null +++ b/libs/temporal/test/BeatTest.cc @@ -0,0 +1,172 @@ +#include + +#include "temporal/beats.h" + +#include "BeatTest.h" + +CPPUNIT_TEST_SUITE_REGISTRATION(BeatsTest); + +using namespace Evoral; +using namespace Temporal; + +static const double delta = 1.5 / (double)Beats::PPQN; + +void +BeatsTest::createTest() +{ + const Beats a(1, 2); + CPPUNIT_ASSERT_EQUAL(1, a.get_beats()); + CPPUNIT_ASSERT_EQUAL(2, a.get_ticks()); + CPPUNIT_ASSERT_DOUBLES_EQUAL(1 + 2 / (double)Beats::PPQN, DoubleableBeats(a).to_double(), delta); + + const Beats b = Beats::from_double (1.5); + CPPUNIT_ASSERT_EQUAL(1, b.get_beats()); + CPPUNIT_ASSERT_EQUAL(Beats::PPQN / 2, b.get_ticks()); + CPPUNIT_ASSERT_DOUBLES_EQUAL(1.5, DoubleableBeats (b).to_double(), delta); + + const Beats c = Beats::beats(6); + CPPUNIT_ASSERT_EQUAL(6, c.get_beats()); + CPPUNIT_ASSERT_EQUAL(0, c.get_ticks()); + + const Beats d = Beats::ticks(7); + CPPUNIT_ASSERT_EQUAL(0, d.get_beats()); + CPPUNIT_ASSERT_EQUAL(7, d.get_ticks()); + + Beats e(8, 9); + e = d; + CPPUNIT_ASSERT_EQUAL(d, e); + + + // const Beats diff = n2 - n1; + // CPPUNIT_ASSERT_EQUAL(-44, diff.get_beats()); + // CPPUNIT_ASSERT_EQUAL(44 / Beats::PPQN, diff.get_ticks()); + // CPPUNIT_ASSERT_DOUBLES_EQUAL(diff.to_double(), -44.44, delta); +} + +void +BeatsTest::addTest() +{ + const Beats a(1, 2); + const Beats b(3, 4); + + // Positive + positive + const Beats c = a + b; + CPPUNIT_ASSERT_EQUAL(4, c.get_beats()); + CPPUNIT_ASSERT_EQUAL(6, c.get_ticks()); + + const Beats n1 = Beats::from_double (-12.34); + CPPUNIT_ASSERT_DOUBLES_EQUAL(-12.34, DoubleableBeats (n1).to_double(), delta); + + const Beats n2 = Beats::from_double (-56.78); + CPPUNIT_ASSERT_DOUBLES_EQUAL(-56.78, DoubleableBeats (n2).to_double(), delta); + + // Positive + negative + const Beats p1 = Beats::from_double (1.0); + const Beats p_n = p1 + n1; + CPPUNIT_ASSERT_EQUAL(-11, p_n.get_beats()); + CPPUNIT_ASSERT_EQUAL((int32_t) rint (Beats::PPQN * -0.34), p_n.get_ticks()); + CPPUNIT_ASSERT_DOUBLES_EQUAL(-11.34, DoubleableBeats (p_n).to_double(), delta); + + // Negative + positive + const Beats n_p = n1 + p1; + CPPUNIT_ASSERT_EQUAL(-11, n_p.get_beats()); + CPPUNIT_ASSERT_EQUAL((int32_t) rint (Beats::PPQN * -0.34), n_p.get_ticks()); + CPPUNIT_ASSERT_DOUBLES_EQUAL(-11.34, DoubleableBeats (n_p).to_double(), delta); + + // Negative + negative + const Beats sum = n1 + n2; + CPPUNIT_ASSERT_EQUAL(-69, sum.get_beats()); + //CPPUNIT_ASSERT_EQUAL((int32_t)(Beats::PPQN * -0.12), n_p.get_ticks()); + CPPUNIT_ASSERT_DOUBLES_EQUAL(-69.12, DoubleableBeats (sum).to_double(), delta); +} + +void +BeatsTest::subtractTest() +{ + const Beats a(1, 2); + const Beats b(3, 4); + + // Positive - positive + const Beats c = b - a; + CPPUNIT_ASSERT_EQUAL(2, c.get_beats()); + CPPUNIT_ASSERT_EQUAL(2, c.get_ticks()); + + const Beats n1 = Beats::from_double (-12.34); + CPPUNIT_ASSERT_DOUBLES_EQUAL(-12.34, DoubleableBeats (n1).to_double(), delta); + + const Beats n2 = Beats::from_double (-56.78); + CPPUNIT_ASSERT_DOUBLES_EQUAL(-56.78, DoubleableBeats (n2).to_double(), delta); + + // Positive - negative + const Beats p1= Beats::from_double (1.0); + const Beats p_n = p1 - n1; + CPPUNIT_ASSERT_EQUAL(13, p_n.get_beats()); + CPPUNIT_ASSERT_EQUAL((int32_t) rint (Beats::PPQN * 0.34), p_n.get_ticks()); + CPPUNIT_ASSERT_DOUBLES_EQUAL(13.34, DoubleableBeats (p_n).to_double(), delta); + + // Negative - positive + const Beats n_p = n1 - p1; + CPPUNIT_ASSERT_EQUAL(-13, n_p.get_beats()); + CPPUNIT_ASSERT_EQUAL((int32_t) rint (Beats::PPQN * -0.34), n_p.get_ticks()); + CPPUNIT_ASSERT_DOUBLES_EQUAL(-13.34, DoubleableBeats (n_p).to_double(), delta); + + // Negative - negative + const Beats diff = n1 - n2; + CPPUNIT_ASSERT_EQUAL(44, diff.get_beats()); + CPPUNIT_ASSERT_EQUAL((int32_t)lrint(Beats::PPQN * 0.44), diff.get_ticks()); + CPPUNIT_ASSERT_DOUBLES_EQUAL(44.44, DoubleableBeats (diff).to_double(), delta); +} + +void +BeatsTest::multiplyTest() +{ + CPPUNIT_ASSERT_DOUBLES_EQUAL(3.0, DoubleableBeats (Beats::from_double (1.5) * 2.0).to_double(), delta); + CPPUNIT_ASSERT_DOUBLES_EQUAL(-10.0, DoubleableBeats (Beats::from_double (5.0) * -2.0).to_double(), delta); + CPPUNIT_ASSERT_DOUBLES_EQUAL(-10.0, DoubleableBeats (Beats::from_double (-5.0) * 2.0).to_double(), delta); +} + +void +BeatsTest::roundTest() +{ + Beats a(1, 1); + + // Round a up + const Beats au = a.round_up_to_beat(); + CPPUNIT_ASSERT_EQUAL(au.get_beats(), 2); + CPPUNIT_ASSERT_EQUAL(au.get_ticks(), 0); + + // Round a down + const Beats ad = a.round_down_to_beat(); + CPPUNIT_ASSERT_EQUAL(ad.get_beats(), 1); + CPPUNIT_ASSERT_EQUAL(ad.get_ticks(), 0); + + // Round result down again + const Beats add = ad.round_down_to_beat(); + CPPUNIT_ASSERT_EQUAL(ad, add); + + // Round result up + const Beats adu = ad.round_up_to_beat(); + CPPUNIT_ASSERT_EQUAL(ad, adu); + + // Snap to 1.5 + const Beats snapped = a.round_to_multiple (Beats::from_double (1.5)); + CPPUNIT_ASSERT_EQUAL(snapped.get_beats(), 1); + CPPUNIT_ASSERT_EQUAL(snapped.get_ticks(), Beats::PPQN / 2); +} + +void +BeatsTest::convertTest() +{ + const Beats a = Beats::ticks_at_rate(72000, 48000); + CPPUNIT_ASSERT_DOUBLES_EQUAL(1, a.get_beats(), delta); + CPPUNIT_ASSERT_DOUBLES_EQUAL(Beats::PPQN / 2, a.get_ticks(), delta); + CPPUNIT_ASSERT_DOUBLES_EQUAL(1.5, DoubleableBeats(a).to_double(), delta); + + const Beats b = Beats::ticks_at_rate(8, 48000); + CPPUNIT_ASSERT_DOUBLES_EQUAL(0, b.get_beats(), delta); + CPPUNIT_ASSERT_DOUBLES_EQUAL(Beats::PPQN * 8 / 48000, b.get_ticks(), delta); + CPPUNIT_ASSERT_DOUBLES_EQUAL((8 / 48000.0), DoubleableBeats (b).to_double(), delta); + + CPPUNIT_ASSERT_EQUAL(int64_t(1.5 * Beats::PPQN), a.to_ticks()); + CPPUNIT_ASSERT_EQUAL(int64_t(1.5 * 192), DoubleableBeats (a).to_ticks(192)); +} diff --git a/libs/temporal/wscript b/libs/temporal/wscript index 351e42ea0b..07ce93391a 100644 --- a/libs/temporal/wscript +++ b/libs/temporal/wscript @@ -84,7 +84,7 @@ def build(bld): # Unit tests obj = bld(features = 'cxx cxxprogram') obj.source = ''' - test/beats.cc + test/BeatTest.cc test/testrunner.cc ''' obj.includes = ['.']