diff --git a/test/CMakeLists.txt b/test/CMakeLists.txt index 39efd9e9..bc53f58c 100644 --- a/test/CMakeLists.txt +++ b/test/CMakeLists.txt @@ -41,6 +41,7 @@ SET(GRAPHICS_SRC Graphics/Transformable.cpp Graphics/Vertex.cpp Graphics/VertexArray.cpp + Graphics/View.cpp ) sfml_add_test(test-sfml-graphics "${GRAPHICS_SRC}" SFML::Graphics) diff --git a/test/Graphics/View.cpp b/test/Graphics/View.cpp new file mode 100644 index 00000000..61356144 --- /dev/null +++ b/test/Graphics/View.cpp @@ -0,0 +1,129 @@ +#include +#include "GraphicsUtil.hpp" + +#include + +TEST_CASE("sf::View class - [graphics]") +{ + SUBCASE("Construction") + { + SUBCASE("Default constructor") + { + const sf::View view; + CHECK(view.getCenter() == sf::Vector2f(500, 500)); + CHECK(view.getSize() == sf::Vector2f(1000, 1000)); + CHECK(view.getRotation() == sf::Angle::Zero); + CHECK(view.getViewport() == sf::FloatRect({0, 0}, {1, 1})); + CHECK(view.getTransform() == sf::Transform(0.002f, 0, -1, 0, -0.002f, 1, 0, 0, 1)); + CHECK(view.getInverseTransform() == Approx(sf::Transform(500, 0, 500, 0, -500, 500, 0, 0, 1))); + } + + SUBCASE("Rectangle constructor") + { + const sf::View view(sf::FloatRect({10, 20}, {400, 600})); + CHECK(view.getCenter() == sf::Vector2f(210, 320)); + CHECK(view.getSize() == sf::Vector2f(400, 600)); + CHECK(view.getRotation() == sf::Angle::Zero); + CHECK(view.getViewport() == sf::FloatRect({0, 0}, {1, 1})); + CHECK(view.getTransform() == Approx(sf::Transform(0.005f, 0, -1.05f, 0, -0.00333333f, 1.06667f, 0, 0, 1))); + CHECK(view.getInverseTransform() == Approx(sf::Transform(200, 0, 210, 0, -300, 320, 0, 0, 1))); + } + + SUBCASE("Center + size constructor") + { + const sf::View view({520, 960}, {1080, 1920}); + CHECK(view.getCenter() == sf::Vector2f(520, 960)); + CHECK(view.getSize() == sf::Vector2f(1080, 1920)); + CHECK(view.getRotation() == sf::Angle::Zero); + CHECK(view.getViewport() == sf::FloatRect({0, 0}, {1, 1})); + CHECK(view.getTransform() == Approx(sf::Transform(0.00185185f, 0, -0.962963f, 0, -0.00104167f, 1, 0, 0, 1))); + CHECK(view.getInverseTransform() == Approx(sf::Transform(540, 0, 520, 0, -960, 960, 0, 0, 1))); + } + } + + SUBCASE("Set/get center") + { + sf::View view; + view.setCenter({3.14f, 4.2f}); + CHECK(view.getCenter() == sf::Vector2f(3.14f, 4.2f)); + CHECK(view.getTransform() == Approx(sf::Transform(0.002f, 0, -0.00628f, 0, -0.002f, 0.0084f, 0, 0, 1))); + CHECK(view.getInverseTransform() == Approx(sf::Transform(500, 0, 3.14f, 0, -500, 4.2f, 0, 0, 1))); + } + + SUBCASE("Set/get size") + { + sf::View view; + view.setSize({600, 900}); + CHECK(view.getSize() == sf::Vector2f(600, 900)); + CHECK(view.getTransform() == Approx(sf::Transform(0.00333333f, 0, -1.66667f, 0, -0.00222222f, 1.11111f, 0, 0, 1))); + CHECK(view.getInverseTransform() == Approx(sf::Transform(300, 0, 500, 0, -450, 500, 0, 0, 1))); + } + + SUBCASE("Set/get rotation") + { + sf::View view; + view.setRotation(sf::degrees(-345)); + CHECK(view.getRotation() == sf::degrees(15)); + CHECK(view.getTransform() == Approx(sf::Transform(0.00193185f, 0.000517638f, -1.22474f, 0.000517638f, -0.00193185f, 0.707107f, 0, 0, 1))); + CHECK(view.getInverseTransform() == Approx(sf::Transform(482.963f, 129.41f, 500, 129.41f, -482.963f, 500, 0, 0, 1))); + view.setRotation(sf::degrees(400)); + CHECK(view.getRotation() == sf::degrees(40)); + CHECK(view.getTransform() == Approx(sf::Transform(0.00153209f, 0.00128558f, -1.40883f, 0.00128558f, -0.00153209f, 0.123257f, 0, 0, 1 ))); + CHECK(view.getInverseTransform() == Approx(sf::Transform(383.022f, 321.394f, 500, 321.394f, -383.022f, 500, 0, 0, 1))); + } + + SUBCASE("Set/get viewport") + { + sf::View view; + view.setViewport({{150, 250}, {500, 750}}); + CHECK(view.getViewport() == sf::FloatRect({150, 250}, {500, 750})); + CHECK(view.getTransform() == Approx(sf::Transform(0.002f, 0, -1, 0, -0.002f, 1, 0, 0, 1))); + CHECK(view.getInverseTransform() == Approx(sf::Transform(500, 0, 500, 0, -500, 500, 0, 0, 1))); + } + + SUBCASE("reset()") + { + sf::View view; + view.setCenter({3.14f, 4.2f}); + view.setSize({600, 900}); + view.setRotation(sf::degrees(15)); + view.setViewport({{150, 250}, {500, 750}}); + view.reset({{1, 2}, {3, 4}}); + CHECK(view.getCenter() == sf::Vector2f(2.5f, 4)); + CHECK(view.getSize() == sf::Vector2f(3, 4)); + CHECK(view.getRotation() == sf::Angle::Zero); + CHECK(view.getViewport() == sf::FloatRect({150, 250}, {500, 750})); + CHECK(view.getTransform() == Approx(sf::Transform(0.666667f, 0, -1.66667f, 0, -0.5f, 2, 0, 0, 1 ))); + CHECK(view.getInverseTransform() == Approx(sf::Transform(1.5f, 0, 2.5f, 0, -2, 4, 0, 0, 1))); + } + + SUBCASE("move()") + { + sf::View view; + view.setCenter({25, 25}); + view.move({15, 25}); + CHECK(view.getCenter() == sf::Vector2f(40, 50)); + CHECK(view.getTransform() == Approx(sf::Transform(0.002f, 0, -0.08f, 0, -0.002f, 0.1f, 0, 0, 1))); + CHECK(view.getInverseTransform() == Approx(sf::Transform(500, 0, 40, 0, -500, 50, 0, 0, 1))); + } + + SUBCASE("rotate()") + { + sf::View view; + view.setRotation(sf::degrees(45)); + view.rotate(sf::degrees(-15)); + CHECK(view.getRotation() == sf::degrees(30)); + CHECK(view.getTransform() == Approx(sf::Transform(0.00173205f, 0.001f, -1.36603f, 0.001f, -0.00173205f, 0.366025f, 0, 0, 1))); + CHECK(view.getInverseTransform() == Approx(sf::Transform(433.013f, 250, 500, 250, -433.013f, 500, 0, 0, 1))); + } + + SUBCASE("zoom()") + { + sf::View view; + view.setSize({25, 25}); + view.zoom(4); + CHECK(view.getSize() == sf::Vector2f(100, 100)); + CHECK(view.getTransform() == Approx(sf::Transform(0.02f, 0, -10, 0, -0.02f, 10, 0, 0, 1))); + CHECK(view.getInverseTransform() == Approx(sf::Transform(50, 0, 500, 0, -50, 500, 0, 0, 1))); + } +}