DoorKeeper/test/unit/tilecoords.cpp

142 lines
3.2 KiB
C++

#include <gtest/gtest.h>
#include "doorkeeper/components/tilecoords.hpp"
#include <limits>
TEST(increment, tilecoords) {
typedef dk::TileCoords<2> tcoords2;
typedef dk::TileCoords<2>::coords coords2;
typedef dk::TileCoords<5> tcoords5;
typedef dk::TileCoords<5>::coords coords5;
{
const coords2 max_coords(150, 200);
tcoords2 test(max_coords);
EXPECT_EQ(tcoords2(coords2(0), max_coords), test);
for (auto z = coords2(0).x(); z <= max_coords.x(); ++z) {
EXPECT_EQ(tcoords2(coords2(z, 0), max_coords), test);
++test;
}
auto test_old = test++;
EXPECT_EQ(tcoords2(coords2(1, 1), max_coords), test);
EXPECT_EQ(tcoords2(coords2(0, 1), max_coords), test_old);
}
{
const coords5 max_coords(3);
tcoords5 test(max_coords);
for (int z = 0; z < 4 * 4 * 4 * 4 * 4 - 1; ++z) {
++test;
}
EXPECT_EQ(tcoords5(max_coords, max_coords), test);
}
}
TEST(advance, tilecoords) {
typedef dk::TileCoords<4> tcoords4;
typedef dk::TileCoords<4>::coords coords4;
{
const coords4 max_coords(3);
tcoords4 test(max_coords);
EXPECT_EQ(0, test[0]);
EXPECT_EQ(0, test[1]);
EXPECT_EQ(0, test[2]);
EXPECT_EQ(0, test[3]);
test += 3;
EXPECT_EQ(3, test[0]);
EXPECT_EQ(0, test[1]);
EXPECT_EQ(0, test[2]);
EXPECT_EQ(0, test[3]);
test += 3;
EXPECT_EQ(2, test[0]);
EXPECT_EQ(1, test[1]);
EXPECT_EQ(0, test[2]);
EXPECT_EQ(0, test[3]);
test += 20;
EXPECT_EQ(2, test[0]);
EXPECT_EQ(2, test[1]);
EXPECT_EQ(1, test[2]);
EXPECT_EQ(0, test[3]);
}
const auto max_scalar = std::numeric_limits<dk::CoordinateScalarType>::max();
ASSERT_EQ(std::numeric_limits<int32_t>::max(), max_scalar);
{
coords4 max_coords(max_scalar - 10);
max_coords[1] -= 1;
max_coords[2] -= 2;
max_coords[3] -= 3;
tcoords4 test(coords4(540, 800, 1200, 710), max_coords);
test += max_scalar;
EXPECT_EQ(549, test[0]);
EXPECT_EQ(801, test[1]);
EXPECT_EQ(1200, test[2]);
EXPECT_EQ(710, test[3]);
}
{
const coords4 max_coords(max_scalar - 1, 800, max_scalar - 1, max_scalar - 1);
tcoords4 test(coords4(max_scalar - 1, 800, 1200, 710), max_coords);
test += max_scalar;
EXPECT_EQ(2147483646, test[0]);
EXPECT_EQ(0, test[1]);
EXPECT_EQ(1201, test[2]);
EXPECT_EQ(710, test[3]);
}
}
TEST(back_forward, tilecoords) {
typedef dk::TileCoords<4> tcoords4;
typedef dk::TileCoords<4>::coords coords4;
{
const coords4 max_coords(32);
tcoords4 test(max_coords);
test += 33 * 33 * 2;
EXPECT_EQ(0, test[0]);
EXPECT_EQ(0, test[1]);
EXPECT_EQ(2, test[2]);
EXPECT_EQ(0, test[3]);
test += -1;
EXPECT_EQ(32, test[0]);
EXPECT_EQ(32, test[1]);
EXPECT_EQ(1, test[2]);
EXPECT_EQ(0, test[3]);
test++;
test += -33 * 33 * 2;
EXPECT_EQ(tcoords4(max_coords), test);
}
{
const coords4 max_coords(5300, 2499, 12631, 171244);
tcoords4 test(max_coords);
test += 5000000;
EXPECT_EQ(coords4(1157, 943, 0, 0), test.position());
test -= 3350000;
EXPECT_EQ(coords4(1389, 311, 0, 0), test.position());
test += 50000000 - 5000000 + 3350000;
EXPECT_EQ(coords4(968, 1932, 3, 0), test.position());
test -= 900;
EXPECT_EQ(coords4(68, 1932, 3, 0), test.position());
test += 5300 + 1;
EXPECT_EQ(coords4(68, 1933, 3, 0), test.position());
test -= -5302;
EXPECT_EQ(coords4(69, 1934, 3, 0), test.position());
}
}