prjxray/lib/xilinx/tests/spartan6/configuration_bus_test.cc

71 lines
2.7 KiB
C++

#include <prjxray/xilinx/spartan6/configuration_bus.h>
#include <gtest/gtest.h>
using namespace prjxray::xilinx;
TEST(ConfigurationBusTest, IsValidFrameAddress) {
std::vector<spartan6::FrameAddress> addresses;
addresses.push_back(
spartan6::FrameAddress(spartan6::BlockType::BLOCK_RAM, 0, 0, 0));
addresses.push_back(
spartan6::FrameAddress(spartan6::BlockType::BLOCK_RAM, 0, 0, 1));
addresses.push_back(
spartan6::FrameAddress(spartan6::BlockType::BLOCK_RAM, 0, 1, 0));
addresses.push_back(
spartan6::FrameAddress(spartan6::BlockType::BLOCK_RAM, 0, 1, 1));
spartan6::ConfigurationBus bus(addresses.begin(), addresses.end());
EXPECT_TRUE(bus.IsValidFrameAddress(
spartan6::FrameAddress(spartan6::BlockType::BLOCK_RAM, 0, 0, 0)));
EXPECT_TRUE(bus.IsValidFrameAddress(
spartan6::FrameAddress(spartan6::BlockType::BLOCK_RAM, 0, 1, 1)));
EXPECT_FALSE(bus.IsValidFrameAddress(
spartan6::FrameAddress(spartan6::BlockType::BLOCK_RAM, 0, 0, 2)));
}
TEST(ConfigurationBusTest, GetNextFrameAddressYieldNextAddressInBus) {
std::vector<spartan6::FrameAddress> addresses;
addresses.push_back(
spartan6::FrameAddress(spartan6::BlockType::BLOCK_RAM, 0, 0, 0));
addresses.push_back(
spartan6::FrameAddress(spartan6::BlockType::BLOCK_RAM, 0, 0, 1));
addresses.push_back(
spartan6::FrameAddress(spartan6::BlockType::BLOCK_RAM, 0, 1, 0));
addresses.push_back(
spartan6::FrameAddress(spartan6::BlockType::BLOCK_RAM, 0, 1, 1));
spartan6::ConfigurationBus bus(addresses.begin(), addresses.end());
auto next_address = bus.GetNextFrameAddress(
spartan6::FrameAddress(spartan6::BlockType::BLOCK_RAM, 0, 0, 0));
ASSERT_TRUE(next_address);
EXPECT_EQ(*next_address, spartan6::FrameAddress(
spartan6::BlockType::BLOCK_RAM, 0, 0, 1));
next_address = bus.GetNextFrameAddress(
spartan6::FrameAddress(spartan6::BlockType::BLOCK_RAM, 0, 0, 1));
ASSERT_TRUE(next_address);
EXPECT_EQ(*next_address, spartan6::FrameAddress(
spartan6::BlockType::BLOCK_RAM, 0, 1, 0));
}
TEST(ConfigurationBusTest, GetNextFrameAddressYieldNothingAtEndOfBus) {
std::vector<spartan6::FrameAddress> addresses;
addresses.push_back(
spartan6::FrameAddress(spartan6::BlockType::BLOCK_RAM, 0, 0, 0));
addresses.push_back(
spartan6::FrameAddress(spartan6::BlockType::BLOCK_RAM, 0, 0, 1));
addresses.push_back(
spartan6::FrameAddress(spartan6::BlockType::BLOCK_RAM, 0, 1, 0));
addresses.push_back(
spartan6::FrameAddress(spartan6::BlockType::BLOCK_RAM, 0, 1, 1));
spartan6::ConfigurationBus bus(addresses.begin(), addresses.end());
EXPECT_FALSE(bus.GetNextFrameAddress(
spartan6::FrameAddress(spartan6::BlockType::BLOCK_RAM, 0, 1, 1)));
}