X-Git-Url: https://sigrok.org/gitweb/?p=pulseview.git;a=blobdiff_plain;f=test%2Flogicdatasnapshot.cpp;h=8891ba9f22a09fda10386951453ecf0cf37abc46;hp=66232cd6975be057bb6f9fa3d1cf7b4e027da037;hb=60b0c2daf2291a8358e3905515c1dfa47956590f;hpb=8743e7cba1f05ea0dde3dd566f28e6082ed055d0 diff --git a/test/logicdatasnapshot.cpp b/test/logicdatasnapshot.cpp index 66232cd6..8891ba9f 100644 --- a/test/logicdatasnapshot.cpp +++ b/test/logicdatasnapshot.cpp @@ -1,5 +1,5 @@ /* - * This file is part of the sigrok project. + * This file is part of the PulseView project. * * Copyright (C) 2012 Joel Holdsworth * @@ -18,15 +18,19 @@ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ +#include + #define __STDC_LIMIT_MACROS #include #include -#include "../logicdatasnapshot.h" +#include "../pv/logicdatasnapshot.h" using namespace std; +using pv::LogicDataSnapshot; + BOOST_AUTO_TEST_SUITE(LogicDataSnapshotTest) void push_logic(LogicDataSnapshot &s, unsigned int length, uint8_t value) @@ -42,8 +46,6 @@ void push_logic(LogicDataSnapshot &s, unsigned int length, uint8_t value) BOOST_AUTO_TEST_CASE(Pow2) { - BOOST_CHECK_EQUAL(LogicDataSnapshot::pow2_ceil(-2, 0), -2); - BOOST_CHECK_EQUAL(LogicDataSnapshot::pow2_ceil(-1, 0), -1); BOOST_CHECK_EQUAL(LogicDataSnapshot::pow2_ceil(0, 0), 0); BOOST_CHECK_EQUAL(LogicDataSnapshot::pow2_ceil(1, 0), 1); BOOST_CHECK_EQUAL(LogicDataSnapshot::pow2_ceil(2, 0), 2); @@ -53,9 +55,6 @@ BOOST_AUTO_TEST_CASE(Pow2) BOOST_CHECK_EQUAL( LogicDataSnapshot::pow2_ceil(INT64_MAX, 0), INT64_MAX); - BOOST_CHECK_EQUAL(LogicDataSnapshot::pow2_ceil(-3, 1), -2); - BOOST_CHECK_EQUAL(LogicDataSnapshot::pow2_ceil(-2, 1), -2); - BOOST_CHECK_EQUAL(LogicDataSnapshot::pow2_ceil(-1, 1), 0); BOOST_CHECK_EQUAL(LogicDataSnapshot::pow2_ceil(0, 1), 0); BOOST_CHECK_EQUAL(LogicDataSnapshot::pow2_ceil(1, 1), 2); BOOST_CHECK_EQUAL(LogicDataSnapshot::pow2_ceil(2, 1), 2); @@ -187,14 +186,14 @@ BOOST_AUTO_TEST_CASE(LargeData) BOOST_TEST_MESSAGE("Testing mip_map[0].data[" << i << "]"); const uint8_t sample = (uint8_t)((i*16) >> 8); - BOOST_CHECK_EQUAL(*((uint8_t*)s._mip_map[0].data + i++), + BOOST_CHECK_EQUAL(s.get_subsample(0, i++) & 0xFF, prev_sample ^ sample); prev_sample = sample; for(int j = 1; i < s._mip_map[0].length && j < 16; j++) { BOOST_TEST_MESSAGE("Testing mip_map[0].data[" << i << "]"); - BOOST_CHECK_EQUAL(*((uint8_t*)s._mip_map[0].data + i++), 0); + BOOST_CHECK_EQUAL(s.get_subsample(0, i++) & 0xFF, 0); } } @@ -213,8 +212,7 @@ BOOST_AUTO_TEST_CASE(LargeData) const uint8_t expected = sample ^ prev_sample; prev_sample = i; - BOOST_CHECK_EQUAL(*((uint8_t*)s._mip_map[1].data + i), - expected); + BOOST_CHECK_EQUAL(s.get_subsample(1, i) & 0xFF, expected); } // Check mip map level 2 @@ -232,8 +230,7 @@ BOOST_AUTO_TEST_CASE(LargeData) const uint8_t expected = (sample ^ prev_sample) | 0x0F; prev_sample = sample; - BOOST_CHECK_EQUAL(*((uint8_t*)s._mip_map[2].data + i), - expected); + BOOST_CHECK_EQUAL(s.get_subsample(2, i) & 0xFF, expected); } // Check mip map level 3 @@ -256,18 +253,223 @@ BOOST_AUTO_TEST_CASE(LargeData) } //----- Test LogicDataSnapshot::get_subsampled_edges -----// + // Check in normal case vector edges; - s.get_subsampled_edges(edges, 0, Length-1, 1, 7); - BOOST_REQUIRE_EQUAL(edges.size(), 32); - for(int i = 0; i < 31; i++) + BOOST_CHECK_EQUAL(edges.size(), 32); + + for(int i = 0; i < edges.size() - 1; i++) { - BOOST_REQUIRE_EQUAL(edges[i].first, i * 32768); - BOOST_REQUIRE_EQUAL(edges[i].second, i & 1); + BOOST_CHECK_EQUAL(edges[i].first, i * 32768); + BOOST_CHECK_EQUAL(edges[i].second, i & 1); + } + + BOOST_CHECK_EQUAL(edges[31].first, 999999); + + // Check in very low zoom case + edges.clear(); + s.get_subsampled_edges(edges, 0, Length-1, 50e6f, 7); + + BOOST_CHECK_EQUAL(edges.size(), 2); +} + +BOOST_AUTO_TEST_CASE(Pulses) +{ + const int Cycles = 3; + const int Period = 64; + const int Length = Cycles * Period; + + vector edges; + + //----- Create a LogicDataSnapshot -----// + sr_datafeed_logic logic; + logic.unitsize = 1; + logic.length = Length; + logic.data = (uint64_t*)new uint8_t[Length]; + uint8_t *p = (uint8_t*)logic.data; + + for(int i = 0; i < Cycles; i++) { + *p++ = 0xFF; + for(int j = 1; j < Period; j++) + *p++ = 0x00; + } + + LogicDataSnapshot s(logic); + delete[] (uint8_t*)logic.data; + + //----- Check the mip-map -----// + // Check mip map level 0 + BOOST_CHECK_EQUAL(s._mip_map[0].length, 12); + BOOST_CHECK_EQUAL(s._mip_map[0].data_length, + LogicDataSnapshot::MipMapDataUnit); + BOOST_REQUIRE(s._mip_map[0].data != NULL); + + for(int i = 0; i < s._mip_map[0].length;) { + BOOST_TEST_MESSAGE("Testing mip_map[0].data[" << i << "]"); + BOOST_CHECK_EQUAL(s.get_subsample(0, i++) & 0xFF, 0xFF); + + for(int j = 1; + i < s._mip_map[0].length && + j < Period/LogicDataSnapshot::MipMapScaleFactor; j++) { + BOOST_TEST_MESSAGE( + "Testing mip_map[0].data[" << i << "]"); + BOOST_CHECK_EQUAL(s.get_subsample(0, i++) & 0xFF, 0x00); + } + } + + // Check the higher levels are all inactive + for(int i = 1; i < LogicDataSnapshot::ScaleStepCount; i++) { + const LogicDataSnapshot::MipMapLevel &m = s._mip_map[i]; + BOOST_CHECK_EQUAL(m.length, 0); + BOOST_CHECK_EQUAL(m.data_length, 0); + BOOST_CHECK(m.data == NULL); + } + + //----- Test get_subsampled_edges at reduced scale -----// + s.get_subsampled_edges(edges, 0, Length-1, 16.0f, 2); + BOOST_REQUIRE_EQUAL(edges.size(), Cycles + 2); + + BOOST_CHECK_EQUAL(0, false); + for(int i = 1; i < edges.size(); i++) + BOOST_CHECK_EQUAL(edges[i].second, false); +} + +BOOST_AUTO_TEST_CASE(LongPulses) +{ + const int Cycles = 3; + const int Period = 64; + const int PulseWidth = 16; + const int Length = Cycles * Period; + + int j; + vector edges; + + //----- Create a LogicDataSnapshot -----// + sr_datafeed_logic logic; + logic.unitsize = 8; + logic.length = Length; + logic.data = (uint64_t*)new uint64_t[Length]; + uint64_t *p = (uint64_t*)logic.data; + + for(int i = 0; i < Cycles; i++) { + for(j = 0; j < PulseWidth; j++) + *p++ = ~0; + for(j; j < Period; j++) + *p++ = 0; + } + + LogicDataSnapshot s(logic); + delete[] (uint64_t*)logic.data; + + //----- Check the mip-map -----// + // Check mip map level 0 + BOOST_CHECK_EQUAL(s._mip_map[0].length, 12); + BOOST_CHECK_EQUAL(s._mip_map[0].data_length, + LogicDataSnapshot::MipMapDataUnit); + BOOST_REQUIRE(s._mip_map[0].data != NULL); + + for(int i = 0; i < s._mip_map[0].length;) { + for(j = 0; i < s._mip_map[0].length && j < 2; j++) { + BOOST_TEST_MESSAGE( + "Testing mip_map[0].data[" << i << "]"); + BOOST_CHECK_EQUAL(s.get_subsample(0, i++), ~0); + } + + for(j; i < s._mip_map[0].length && + j < Period/LogicDataSnapshot::MipMapScaleFactor; j++) { + BOOST_TEST_MESSAGE( + "Testing mip_map[0].data[" << i << "]"); + BOOST_CHECK_EQUAL(s.get_subsample(0, i++), 0); + } } - BOOST_REQUIRE_EQUAL(edges[31].first, 999999); + // Check the higher levels are all inactive + for(int i = 1; i < LogicDataSnapshot::ScaleStepCount; i++) { + const LogicDataSnapshot::MipMapLevel &m = s._mip_map[i]; + BOOST_CHECK_EQUAL(m.length, 0); + BOOST_CHECK_EQUAL(m.data_length, 0); + BOOST_CHECK(m.data == NULL); + } + + //----- Test get_subsampled_edges at a full scale -----// + s.get_subsampled_edges(edges, 0, Length-1, 16.0f, 2); + BOOST_REQUIRE_EQUAL(edges.size(), Cycles * 2 + 1); + + for(int i = 0; i < Cycles; i++) { + BOOST_CHECK_EQUAL(edges[i*2].first, i * Period); + BOOST_CHECK_EQUAL(edges[i*2].second, true); + BOOST_CHECK_EQUAL(edges[i*2+1].first, i * Period + PulseWidth); + BOOST_CHECK_EQUAL(edges[i*2+1].second, false); + } + + BOOST_CHECK_EQUAL(edges.back().first, Length-1); + BOOST_CHECK_EQUAL(edges.back().second, false); + + //----- Test get_subsampled_edges at a simplified scale -----// + edges.clear(); + s.get_subsampled_edges(edges, 0, Length-1, 17.0f, 2); + + BOOST_CHECK_EQUAL(edges[0].first, 0); + BOOST_CHECK_EQUAL(edges[0].second, true); + BOOST_CHECK_EQUAL(edges[1].first, 16); + BOOST_CHECK_EQUAL(edges[1].second, false); + + for(int i = 1; i < Cycles; i++) { + BOOST_CHECK_EQUAL(edges[i+1].first, i * Period); + BOOST_CHECK_EQUAL(edges[i+1].second, false); + } + + BOOST_CHECK_EQUAL(edges.back().first, Length-1); + BOOST_CHECK_EQUAL(edges.back().second, false); +} + +BOOST_AUTO_TEST_CASE(LisaMUsbHid) +{ + /* This test was created from the beginning of the USB_DM signal in + * sigrok-dumps-usb/lisa_m_usbhid/lisa_m_usbhid.sr + */ + + const int Edges[] = { + 7028, 7033, 7036, 7041, 7044, 7049, 7053, 7066, 7073, 7079, + 7086, 7095, 7103, 7108, 7111, 7116, 7119, 7124, 7136, 7141, + 7148, 7162, 7500 + }; + const int Length = Edges[countof(Edges) - 1]; + + bool state = false; + int lastEdgePos = 0; + + //----- Create a LogicDataSnapshot -----// + sr_datafeed_logic logic; + logic.unitsize = 1; + logic.length = Length; + logic.data = new uint8_t[Length]; + uint8_t *data = (uint8_t*)logic.data; + + for(int i = 0; i < countof(Edges); i++) { + const int edgePos = Edges[i]; + memset(&data[lastEdgePos], state ? 0x02 : 0, + edgePos - lastEdgePos - 1); + + lastEdgePos = edgePos; + state = !state; + } + + LogicDataSnapshot s(logic); + delete[] (uint64_t*)logic.data; + + vector edges; + + + /* The trailing edge of the pulse train is falling in the source data. + * Check this is always true at different scales + */ + + edges.clear(); + s.get_subsampled_edges(edges, 0, Length-1, 33.333332f, 1); + BOOST_CHECK_EQUAL(edges[edges.size() - 2].second, false); } + BOOST_AUTO_TEST_SUITE_END()