112 lines
4.0 KiB
C++
112 lines
4.0 KiB
C++
#include <SFML/Graphics/VertexArray.hpp>
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#include <doctest/doctest.h>
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#include <GraphicsUtil.hpp>
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#include <type_traits>
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static_assert(std::is_copy_constructible_v<sf::VertexArray>);
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static_assert(std::is_copy_assignable_v<sf::VertexArray>);
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static_assert(std::is_nothrow_move_constructible_v<sf::VertexArray>);
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static_assert(std::is_nothrow_move_assignable_v<sf::VertexArray>);
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TEST_CASE("[Graphics] sf::VertexArray")
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{
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SUBCASE("Construction")
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{
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SUBCASE("Default constructor")
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{
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const sf::VertexArray vertexArray;
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CHECK(vertexArray.getVertexCount() == 0);
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CHECK(vertexArray.getPrimitiveType() == sf::PrimitiveType::Points);
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CHECK(vertexArray.getBounds() == sf::FloatRect({0, 0}, {0, 0}));
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}
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SUBCASE("Explicit constructor with default argument")
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{
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const sf::VertexArray vertexArray(sf::PrimitiveType::Lines);
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CHECK(vertexArray.getVertexCount() == 0);
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CHECK(vertexArray.getPrimitiveType() == sf::PrimitiveType::Lines);
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CHECK(vertexArray.getBounds() == sf::FloatRect({0, 0}, {0, 0}));
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}
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SUBCASE("Explicit constructor")
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{
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const sf::VertexArray vertexArray(sf::PrimitiveType::Lines, 10);
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CHECK(vertexArray.getVertexCount() == 10);
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CHECK(vertexArray.getPrimitiveType() == sf::PrimitiveType::Lines);
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CHECK(vertexArray.getBounds() == sf::FloatRect({0, 0}, {0, 0}));
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for (std::size_t i = 0; i < vertexArray.getVertexCount(); ++i)
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{
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CHECK(vertexArray[i].position == sf::Vertex().position);
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CHECK(vertexArray[i].color == sf::Vertex().color);
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CHECK(vertexArray[i].texCoords == sf::Vertex().texCoords);
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}
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}
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}
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SUBCASE("Resize array")
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{
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sf::VertexArray vertexArray;
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vertexArray.resize(42);
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CHECK(vertexArray.getVertexCount() == 42);
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for (std::size_t i = 0; i < vertexArray.getVertexCount(); ++i)
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{
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CHECK(vertexArray[i].position == sf::Vertex().position);
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CHECK(vertexArray[i].color == sf::Vertex().color);
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CHECK(vertexArray[i].texCoords == sf::Vertex().texCoords);
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}
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}
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SUBCASE("Clear array")
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{
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sf::VertexArray vertexArray;
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vertexArray.append({});
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vertexArray.clear();
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CHECK(vertexArray.getVertexCount() == 0);
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}
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SUBCASE("Append to array")
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{
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sf::VertexArray vertexArray;
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const sf::Vertex vertex({1, 2}, {3, 4, 5, 6}, {7, 8});
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vertexArray.append(vertex);
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CHECK(vertexArray.getVertexCount() == 1);
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CHECK(vertexArray[0].position == vertex.position);
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CHECK(vertexArray[0].color == vertex.color);
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CHECK(vertexArray[0].texCoords == vertex.texCoords);
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}
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SUBCASE("Write to array")
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{
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sf::VertexArray vertexArray;
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vertexArray.resize(10);
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const sf::Vertex otherVertex({2, 3}, {4, 5, 6, 7}, {8, 9});
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vertexArray[9] = otherVertex;
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CHECK(vertexArray[9].position == otherVertex.position);
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CHECK(vertexArray[9].color == otherVertex.color);
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CHECK(vertexArray[9].texCoords == otherVertex.texCoords);
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}
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SUBCASE("Set primitive type")
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{
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sf::VertexArray vertexArray;
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vertexArray.setPrimitiveType(sf::PrimitiveType::TriangleStrip);
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CHECK(vertexArray.getPrimitiveType() == sf::PrimitiveType::TriangleStrip);
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}
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SUBCASE("Get bounds")
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{
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sf::VertexArray vertexArray;
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vertexArray.append(sf::Vertex({1, 1}));
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vertexArray.append(sf::Vertex({2, 2}));
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CHECK(vertexArray.getBounds() == sf::FloatRect({1, 1}, {1, 1}));
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vertexArray[0] = sf::Vertex({0, 0});
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CHECK(vertexArray.getBounds() == sf::FloatRect({0, 0}, {2, 2}));
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vertexArray[0] = sf::Vertex({5, 5});
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CHECK(vertexArray.getBounds() == sf::FloatRect({2, 2}, {3, 3}));
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vertexArray.append(sf::Vertex({10, 10}));
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CHECK(vertexArray.getBounds() == sf::FloatRect({2, 2}, {8, 8}));
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}
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}
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