diff options
Diffstat (limited to 'gnuradio-runtime/lib/math/qa_fxpt.cc')
| -rw-r--r-- | gnuradio-runtime/lib/math/qa_fxpt.cc | 57 |
1 files changed, 24 insertions, 33 deletions
diff --git a/gnuradio-runtime/lib/math/qa_fxpt.cc b/gnuradio-runtime/lib/math/qa_fxpt.cc index d3aadf85b1..f369cd356a 100644 --- a/gnuradio-runtime/lib/math/qa_fxpt.cc +++ b/gnuradio-runtime/lib/math/qa_fxpt.cc @@ -24,9 +24,8 @@ #include <config.h> #endif -#include <qa_fxpt.h> #include <gnuradio/fxpt.h> -#include <cppunit/TestAssert.h> +#include <boost/test/unit_test.hpp> #include <iostream> #include <stdio.h> #include <unistd.h> @@ -34,12 +33,10 @@ static const float SIN_COS_TOLERANCE = 1e-5; -void -qa_fxpt::t0() -{ - CPPUNIT_ASSERT_DOUBLES_EQUAL(M_PI/2, gr::fxpt::fixed_to_float(0x40000000), SIN_COS_TOLERANCE); - CPPUNIT_ASSERT_DOUBLES_EQUAL(0.0, gr::fxpt::fixed_to_float(0x00000000), SIN_COS_TOLERANCE); - CPPUNIT_ASSERT_DOUBLES_EQUAL(-M_PI, gr::fxpt::fixed_to_float(0x80000000), SIN_COS_TOLERANCE); +BOOST_AUTO_TEST_CASE(t0) { + BOOST_CHECK(std::abs(M_PI/2 - gr::fxpt::fixed_to_float(0x40000000)) <= SIN_COS_TOLERANCE); + BOOST_CHECK(std::abs(0.0 - gr::fxpt::fixed_to_float(0x00000000)) <= SIN_COS_TOLERANCE); + BOOST_CHECK(std::abs(-M_PI - gr::fxpt::fixed_to_float(0x80000000)) <= SIN_COS_TOLERANCE); if(0) { /* @@ -51,52 +48,46 @@ qa_fxpt::t0() * sometimes the answer is off by a few bits at the bottom. * Hence, the disabled check. */ - CPPUNIT_ASSERT_EQUAL((int32_t)0x40000000, gr::fxpt::float_to_fixed(M_PI/2)); - CPPUNIT_ASSERT_EQUAL((int32_t)0, gr::fxpt::float_to_fixed(0)); - CPPUNIT_ASSERT_EQUAL((int32_t)0x80000000, gr::fxpt::float_to_fixed(-M_PI)); + BOOST_CHECK_EQUAL((int32_t)0x40000000, gr::fxpt::float_to_fixed(M_PI/2)); + BOOST_CHECK_EQUAL((int32_t)0, gr::fxpt::float_to_fixed(0)); + BOOST_CHECK_EQUAL((int32_t)0x80000000, gr::fxpt::float_to_fixed(-M_PI)); } } -void -qa_fxpt::t1() -{ - CPPUNIT_ASSERT_DOUBLES_EQUAL( 0, gr::fxpt::sin(0x00000000), SIN_COS_TOLERANCE); - CPPUNIT_ASSERT_DOUBLES_EQUAL( 0.707106781, gr::fxpt::sin(0x20000000), SIN_COS_TOLERANCE); - CPPUNIT_ASSERT_DOUBLES_EQUAL( 1, gr::fxpt::sin(0x40000000), SIN_COS_TOLERANCE); - CPPUNIT_ASSERT_DOUBLES_EQUAL( 0.707106781, gr::fxpt::sin(0x60000000), SIN_COS_TOLERANCE); - CPPUNIT_ASSERT_DOUBLES_EQUAL( 0, gr::fxpt::sin(0x7fffffff), SIN_COS_TOLERANCE); - CPPUNIT_ASSERT_DOUBLES_EQUAL( 0, gr::fxpt::sin(0x80000000), SIN_COS_TOLERANCE); - CPPUNIT_ASSERT_DOUBLES_EQUAL( 0, gr::fxpt::sin(0x80000001), SIN_COS_TOLERANCE); - CPPUNIT_ASSERT_DOUBLES_EQUAL(-1, gr::fxpt::sin(-0x40000000), SIN_COS_TOLERANCE); - CPPUNIT_ASSERT_DOUBLES_EQUAL(-0.707106781, gr::fxpt::sin(-0x20000000), SIN_COS_TOLERANCE); +BOOST_AUTO_TEST_CASE(t1) { + BOOST_CHECK(std::abs( 0 - gr::fxpt::sin(0x00000000)) <= SIN_COS_TOLERANCE); + BOOST_CHECK(std::abs( 0.707106781 - gr::fxpt::sin(0x20000000)) <= SIN_COS_TOLERANCE); + BOOST_CHECK(std::abs( 1 - gr::fxpt::sin(0x40000000)) <= SIN_COS_TOLERANCE); + BOOST_CHECK(std::abs( 0.707106781 - gr::fxpt::sin(0x60000000)) <= SIN_COS_TOLERANCE); + BOOST_CHECK(std::abs( 0 - gr::fxpt::sin(0x7fffffff)) <= SIN_COS_TOLERANCE); + BOOST_CHECK(std::abs( 0 - gr::fxpt::sin(0x80000000)) <= SIN_COS_TOLERANCE); + BOOST_CHECK(std::abs( 0 - gr::fxpt::sin(0x80000001)) <= SIN_COS_TOLERANCE); + BOOST_CHECK(std::abs(-1 - gr::fxpt::sin(-0x40000000)) <= SIN_COS_TOLERANCE); + BOOST_CHECK(std::abs(-0.707106781 - gr::fxpt::sin(-0x20000000)) <= SIN_COS_TOLERANCE); for(float p = -M_PI; p < M_PI; p += 2 * M_PI / 3600) { float expected = sin(p); float actual = gr::fxpt::sin(gr::fxpt::float_to_fixed (p)); - CPPUNIT_ASSERT_DOUBLES_EQUAL(expected, actual, SIN_COS_TOLERANCE); + BOOST_CHECK(std::abs(expected - actual) <= SIN_COS_TOLERANCE); } } -void -qa_fxpt::t2() -{ +BOOST_AUTO_TEST_CASE(t2) { for(float p = -M_PI; p < M_PI; p += 2 * M_PI / 3600) { float expected = cos(p); float actual = gr::fxpt::cos(gr::fxpt::float_to_fixed(p)); - CPPUNIT_ASSERT_DOUBLES_EQUAL(expected, actual, SIN_COS_TOLERANCE); + BOOST_CHECK(std::abs(expected - actual) <= SIN_COS_TOLERANCE); } } -void -qa_fxpt::t3() -{ +BOOST_AUTO_TEST_CASE(t3) { for(float p = -M_PI; p < M_PI; p += 2 * M_PI / 3600) { float expected_sin = sin(p); float expected_cos = cos(p); float actual_sin; float actual_cos; gr::fxpt::sincos(gr::fxpt::float_to_fixed (p), &actual_sin, &actual_cos); - CPPUNIT_ASSERT_DOUBLES_EQUAL(expected_sin, actual_sin, SIN_COS_TOLERANCE); - CPPUNIT_ASSERT_DOUBLES_EQUAL(expected_cos, actual_cos, SIN_COS_TOLERANCE); + BOOST_CHECK(std::abs(expected_sin - actual_sin) <= SIN_COS_TOLERANCE); + BOOST_CHECK(std::abs(expected_cos - actual_cos) <= SIN_COS_TOLERANCE); } } |