Add some unit tests for helper functions
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This commit is contained in:
Stephen Seo 2024-01-24 15:45:46 +09:00
parent a49b7cb14c
commit 1da2ddb125

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@ -6,7 +6,7 @@
#include "helpers.hpp"
#include "triangle.hpp"
TEST_CASE("Test is_within_shape", "[Triangles]") {
TEST_CASE("Test is_within_shape", "Helpers") {
Tri::Triangle triangle({{
{0.0f, 10.0f},
{10.0f, 10.0f},
@ -18,3 +18,56 @@ TEST_CASE("Test is_within_shape", "[Triangles]") {
CHECK(Tri::is_within_shape(triangle, {15.0f, 5.0f}) == false);
CHECK(Tri::is_within_shape(triangle, {7.0f, 7.0f}) == true);
}
TEST_CASE("Test make_counter_clockwise", "Helpers") {
// Note that +x is right and +y is down.
{
// Clockwise triangle.
std::array<glm::vec2, 3> tri{{
{0.0F, 0.0F}, {1.0F, 0.0F}, {2.0F, 2.0F}
}};
Tri::make_counter_clockwise(tri);
CHECK(tri.at(0).x == 2.0F);
CHECK(tri.at(0).y == 2.0F);
CHECK(tri.at(1).x == 1.0F);
CHECK(tri.at(1).y == 0.0F);
CHECK(tri.at(2).x == 0.0F);
CHECK(tri.at(2).y == 0.0F);
}
{
// Counter-Clockwise triangle.
std::array<glm::vec2, 3> tri{{
{2.0F, 0.0F}, {3.0F, 3.0F}, {4.0F, 1.0F}
}};
Tri::make_counter_clockwise(tri);
CHECK(tri.at(0).x == 2.0F);
CHECK(tri.at(0).y == 0.0F);
CHECK(tri.at(1).x == 3.0F);
CHECK(tri.at(1).y == 3.0F);
CHECK(tri.at(2).x == 4.0F);
CHECK(tri.at(2).y == 1.0F);
}
}
TEST_CASE("Test invert_color", "Helpers") {
Color c{
255, 255, 255, 255
};
c = Tri::invert_color(c);
CHECK(c.r == 0);
CHECK(c.g == 0);
CHECK(c.b == 0);
CHECK(c.a == 255);
}