mirror of https://github.com/openXC7/prjxray.git
80 lines
2.9 KiB
C++
80 lines
2.9 KiB
C++
/*
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* Copyright (C) 2017-2020 The Project X-Ray Authors.
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*
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* Use of this source code is governed by a ISC-style
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* license that can be found in the LICENSE file or at
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* https://opensource.org/licenses/ISC
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*
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* SPDX-License-Identifier: ISC
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*/
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#include <prjxray/xilinx/spartan6/configuration_bus.h>
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#include <gtest/gtest.h>
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using namespace prjxray::xilinx;
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TEST(ConfigurationBusTest, IsValidFrameAddress) {
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std::vector<spartan6::FrameAddress> addresses;
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addresses.push_back(
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spartan6::FrameAddress(spartan6::BlockType::BLOCK_RAM, 0, 0, 0));
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addresses.push_back(
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spartan6::FrameAddress(spartan6::BlockType::BLOCK_RAM, 0, 0, 1));
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addresses.push_back(
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spartan6::FrameAddress(spartan6::BlockType::BLOCK_RAM, 0, 1, 0));
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addresses.push_back(
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spartan6::FrameAddress(spartan6::BlockType::BLOCK_RAM, 0, 1, 1));
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spartan6::ConfigurationBus bus(addresses.begin(), addresses.end());
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EXPECT_TRUE(bus.IsValidFrameAddress(
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spartan6::FrameAddress(spartan6::BlockType::BLOCK_RAM, 0, 0, 0)));
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EXPECT_TRUE(bus.IsValidFrameAddress(
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spartan6::FrameAddress(spartan6::BlockType::BLOCK_RAM, 0, 1, 1)));
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EXPECT_FALSE(bus.IsValidFrameAddress(
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spartan6::FrameAddress(spartan6::BlockType::BLOCK_RAM, 0, 0, 2)));
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}
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TEST(ConfigurationBusTest, GetNextFrameAddressYieldNextAddressInBus) {
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std::vector<spartan6::FrameAddress> addresses;
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addresses.push_back(
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spartan6::FrameAddress(spartan6::BlockType::BLOCK_RAM, 0, 0, 0));
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addresses.push_back(
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spartan6::FrameAddress(spartan6::BlockType::BLOCK_RAM, 0, 0, 1));
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addresses.push_back(
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spartan6::FrameAddress(spartan6::BlockType::BLOCK_RAM, 0, 1, 0));
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addresses.push_back(
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spartan6::FrameAddress(spartan6::BlockType::BLOCK_RAM, 0, 1, 1));
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spartan6::ConfigurationBus bus(addresses.begin(), addresses.end());
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auto next_address = bus.GetNextFrameAddress(
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spartan6::FrameAddress(spartan6::BlockType::BLOCK_RAM, 0, 0, 0));
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ASSERT_TRUE(next_address);
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EXPECT_EQ(*next_address, spartan6::FrameAddress(
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spartan6::BlockType::BLOCK_RAM, 0, 0, 1));
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next_address = bus.GetNextFrameAddress(
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spartan6::FrameAddress(spartan6::BlockType::BLOCK_RAM, 0, 0, 1));
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ASSERT_TRUE(next_address);
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EXPECT_EQ(*next_address, spartan6::FrameAddress(
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spartan6::BlockType::BLOCK_RAM, 0, 1, 0));
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}
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TEST(ConfigurationBusTest, GetNextFrameAddressYieldNothingAtEndOfBus) {
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std::vector<spartan6::FrameAddress> addresses;
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addresses.push_back(
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spartan6::FrameAddress(spartan6::BlockType::BLOCK_RAM, 0, 0, 0));
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addresses.push_back(
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spartan6::FrameAddress(spartan6::BlockType::BLOCK_RAM, 0, 0, 1));
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addresses.push_back(
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spartan6::FrameAddress(spartan6::BlockType::BLOCK_RAM, 0, 1, 0));
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addresses.push_back(
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spartan6::FrameAddress(spartan6::BlockType::BLOCK_RAM, 0, 1, 1));
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spartan6::ConfigurationBus bus(addresses.begin(), addresses.end());
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EXPECT_FALSE(bus.GetNextFrameAddress(
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spartan6::FrameAddress(spartan6::BlockType::BLOCK_RAM, 0, 1, 1)));
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}
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