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[/] [s80186/] [trunk/] [tests/] [rtl/] [TestPosedgeToPulse.cpp] - Rev 2
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// Copyright Jamie Iles, 2017 // // This file is part of s80x86. // // s80x86 is free software: you can redistribute it and/or modify // it under the terms of the GNU General Public License as published by // the Free Software Foundation, either version 3 of the License, or // (at your option) any later version. // // s80x86 is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // // You should have received a copy of the GNU General Public License // along with s80x86. If not, see <http://www.gnu.org/licenses/>. #include <gtest/gtest.h> #include <VPosedgeToPulse.h> #include "VerilogTestbench.h" class PosedgeToPulseTestFixture : public VerilogTestbench<VPosedgeToPulse>, public ::testing::Test { public: PosedgeToPulseTestFixture(); }; PosedgeToPulseTestFixture::PosedgeToPulseTestFixture() { reset(); } TEST_F(PosedgeToPulseTestFixture, IdleNoPulse) { for (auto i = 0; i < 32; ++i) { cycle(); EXPECT_EQ(dut.q, 0); } } TEST_F(PosedgeToPulseTestFixture, PosedgeTriggersOnce) { EXPECT_EQ(dut.q, 0); after_n_cycles(0, [&] { this->dut.d = 1; }); cycle(2); EXPECT_EQ(this->dut.q, 1); for (auto i = 0; i < 32; ++i) { cycle(); EXPECT_EQ(this->dut.q, 0); } } TEST_F(PosedgeToPulseTestFixture, PosedgePulseTriggersN) { EXPECT_EQ(dut.q, 0); for (auto i = 0; i < 8; ++i) { after_n_cycles(0, [&] { this->dut.d = 1; after_n_cycles(1, [&] { this->dut.d = 0; }); }); cycle(2); EXPECT_EQ(this->dut.q, 1); for (auto j = 0; j < 32; ++j) { cycle(); EXPECT_EQ(this->dut.q, 0); } } }