TEST(offset_map_test, percentile_distance_should_be_computed_correctly)
{
OffsetMap test = OffsetMap(4, 1);
test.ptr(0, 0)->distance = 10;
test.ptr(0, 1)->distance = 40;
test.ptr(0, 2)->distance = 60;
test.ptr(0, 3)->distance = 1000;
float gotten_percentile = test.get75PercentileDistance();
ASSERT_EQ(60, gotten_percentile);
}
TEST(offset_map_test, flipping_should_work_on_square_image_for_top_left)
{
OffsetMap test = OffsetMap(100, 100);
ASSERT_FALSE(test.isFlipped());
OffsetMapEntry *top_left = test.ptr(0, 0);
top_left->distance = 100;
// Check if it was really written there:
OffsetMapEntry top_left_copy = test.at(0, 0);
ASSERT_EQ(100, top_left_copy.distance);
// Flip offset map, test again.
test.flip();
ASSERT_TRUE(test.isFlipped());
ASSERT_EQ(100, test._width);
ASSERT_EQ(100, test._height);
OffsetMapEntry *bottom_right_flipped = test.ptr(99, 99);
EXPECT_EQ(100, bottom_right_flipped->distance);
}
TEST(offset_map_test, flipping_should_work_on_square_image)
{
OffsetMap test = OffsetMap(101, 101);
ASSERT_FALSE(test.isFlipped());
OffsetMapEntry *middle = test.ptr(50, 50);
middle->distance = 100;
// Check if it was really written there:
OffsetMapEntry middle_copy = test.at(50, 50);
ASSERT_EQ(100, middle_copy.distance);
// Flip offset map, test again.
test.flip();
ASSERT_TRUE(test.isFlipped());
OffsetMapEntry middle_copy_flipped = test.at(50, 50);
ASSERT_EQ(100, middle_copy_flipped.distance);
}
