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#include <SFML/Graphics/BlendMode.hpp>
#include <catch2/catch_test_macros.hpp>
#include <GraphicsUtil.hpp>
#include <type_traits>
TEST_CASE("[Graphics] sf::BlendMode")
{
SECTION("Type traits")
{
STATIC_CHECK(std::is_copy_constructible_v<sf::BlendMode>);
STATIC_CHECK(std::is_copy_assignable_v<sf::BlendMode>);
STATIC_CHECK(std::is_nothrow_move_constructible_v<sf::BlendMode>);
STATIC_CHECK(std::is_nothrow_move_assignable_v<sf::BlendMode>);
}
SECTION("Construction")
{
SECTION("Default constructor")
{
const sf::BlendMode blendMode;
CHECK(blendMode.colorSrcFactor == sf::BlendMode::Factor::SrcAlpha);
CHECK(blendMode.colorDstFactor == sf::BlendMode::Factor::OneMinusSrcAlpha);
CHECK(blendMode.colorEquation == sf::BlendMode::Equation::Add);
CHECK(blendMode.alphaSrcFactor == sf::BlendMode::Factor::One);
CHECK(blendMode.alphaDstFactor == sf::BlendMode::Factor::OneMinusSrcAlpha);
CHECK(blendMode.alphaEquation == sf::BlendMode::Equation::Add);
}
SECTION("Combined color and alpha constructor using default parameter")
{
const sf::BlendMode blendMode(sf::BlendMode::Factor::Zero, sf::BlendMode::Factor::SrcColor);
CHECK(blendMode.colorSrcFactor == sf::BlendMode::Factor::Zero);
CHECK(blendMode.colorDstFactor == sf::BlendMode::Factor::SrcColor);
CHECK(blendMode.colorEquation == sf::BlendMode::Equation::Add);
CHECK(blendMode.alphaSrcFactor == sf::BlendMode::Factor::Zero);
CHECK(blendMode.alphaDstFactor == sf::BlendMode::Factor::SrcColor);
CHECK(blendMode.alphaEquation == sf::BlendMode::Equation::Add);
}
SECTION("Combined color and alpha constructor")
{
const sf::BlendMode blendMode(sf::BlendMode::Factor::Zero,
sf::BlendMode::Factor::SrcColor,
sf::BlendMode::Equation::ReverseSubtract);
CHECK(blendMode.colorSrcFactor == sf::BlendMode::Factor::Zero);
CHECK(blendMode.colorDstFactor == sf::BlendMode::Factor::SrcColor);
CHECK(blendMode.colorEquation == sf::BlendMode::Equation::ReverseSubtract);
CHECK(blendMode.alphaSrcFactor == sf::BlendMode::Factor::Zero);
CHECK(blendMode.alphaDstFactor == sf::BlendMode::Factor::SrcColor);
CHECK(blendMode.alphaEquation == sf::BlendMode::Equation::ReverseSubtract);
}
SECTION("Separate color and alpha constructor")
{
const sf::BlendMode blendMode(sf::BlendMode::Factor::Zero,
sf::BlendMode::Factor::SrcColor,
sf::BlendMode::Equation::ReverseSubtract,
sf::BlendMode::Factor::OneMinusDstAlpha,
sf::BlendMode::Factor::DstAlpha,
sf::BlendMode::Equation::Max);
CHECK(blendMode.colorSrcFactor == sf::BlendMode::Factor::Zero);
CHECK(blendMode.colorDstFactor == sf::BlendMode::Factor::SrcColor);
CHECK(blendMode.colorEquation == sf::BlendMode::Equation::ReverseSubtract);
CHECK(blendMode.alphaSrcFactor == sf::BlendMode::Factor::OneMinusDstAlpha);
CHECK(blendMode.alphaDstFactor == sf::BlendMode::Factor::DstAlpha);
CHECK(blendMode.alphaEquation == sf::BlendMode::Equation::Max);
}
}
SECTION("Operators")
{
SECTION("operator==")
{
CHECK(sf::BlendMode() == sf::BlendMode());
CHECK(sf::BlendMode(sf::BlendMode::Factor::Zero, sf::BlendMode::Factor::One) ==
sf::BlendMode(sf::BlendMode::Factor::Zero, sf::BlendMode::Factor::One));
CHECK(sf::BlendMode(sf::BlendMode::Factor::Zero,
sf::BlendMode::Factor::SrcColor,
sf::BlendMode::Equation::ReverseSubtract,
sf::BlendMode::Factor::OneMinusDstAlpha,
sf::BlendMode::Factor::DstAlpha,
sf::BlendMode::Equation::Max) ==
sf::BlendMode(sf::BlendMode::Factor::Zero,
sf::BlendMode::Factor::SrcColor,
sf::BlendMode::Equation::ReverseSubtract,
sf::BlendMode::Factor::OneMinusDstAlpha,
sf::BlendMode::Factor::DstAlpha,
sf::BlendMode::Equation::Max));
CHECK_FALSE(sf::BlendMode() == sf::BlendMode(sf::BlendMode::Factor::Zero, sf::BlendMode::Factor::One));
CHECK_FALSE(sf::BlendMode(sf::BlendMode::Factor::Zero, sf::BlendMode::Factor::One) ==
sf::BlendMode(sf::BlendMode::Factor::One, sf::BlendMode::Factor::Zero));
CHECK_FALSE(
sf::BlendMode(sf::BlendMode::Factor::Zero,
sf::BlendMode::Factor::SrcColor,
sf::BlendMode::Equation::ReverseSubtract,
sf::BlendMode::Factor::OneMinusDstAlpha,
sf::BlendMode::Factor::DstAlpha,
sf::BlendMode::Equation::Max) ==
sf::BlendMode(sf::BlendMode::Factor::One,
sf::BlendMode::Factor::SrcColor,
sf::BlendMode::Equation::ReverseSubtract,
sf::BlendMode::Factor::OneMinusDstAlpha,
sf::BlendMode::Factor::DstAlpha,
sf::BlendMode::Equation::Max));
}
SECTION("operator!=")
{
CHECK_FALSE(sf::BlendMode() != sf::BlendMode());
CHECK_FALSE(sf::BlendMode(sf::BlendMode::Factor::Zero, sf::BlendMode::Factor::One) !=
sf::BlendMode(sf::BlendMode::Factor::Zero, sf::BlendMode::Factor::One));
CHECK_FALSE(
sf::BlendMode(sf::BlendMode::Factor::Zero,
sf::BlendMode::Factor::SrcColor,
sf::BlendMode::Equation::ReverseSubtract,
sf::BlendMode::Factor::OneMinusDstAlpha,
sf::BlendMode::Factor::DstAlpha,
sf::BlendMode::Equation::Max) !=
sf::BlendMode(sf::BlendMode::Factor::Zero,
sf::BlendMode::Factor::SrcColor,
sf::BlendMode::Equation::ReverseSubtract,
sf::BlendMode::Factor::OneMinusDstAlpha,
sf::BlendMode::Factor::DstAlpha,
sf::BlendMode::Equation::Max));
CHECK(sf::BlendMode() != sf::BlendMode(sf::BlendMode::Factor::Zero, sf::BlendMode::Factor::One));
CHECK(sf::BlendMode(sf::BlendMode::Factor::Zero, sf::BlendMode::Factor::One) !=
sf::BlendMode(sf::BlendMode::Factor::One, sf::BlendMode::Factor::Zero));
CHECK(sf::BlendMode(sf::BlendMode::Factor::Zero,
sf::BlendMode::Factor::SrcColor,
sf::BlendMode::Equation::ReverseSubtract,
sf::BlendMode::Factor::OneMinusDstAlpha,
sf::BlendMode::Factor::DstAlpha,
sf::BlendMode::Equation::Max) !=
sf::BlendMode(sf::BlendMode::Factor::One,
sf::BlendMode::Factor::SrcColor,
sf::BlendMode::Equation::ReverseSubtract,
sf::BlendMode::Factor::OneMinusDstAlpha,
sf::BlendMode::Factor::DstAlpha,
sf::BlendMode::Equation::Max));
}
}
SECTION("Static constants")
{
CHECK(sf::BlendAlpha.colorSrcFactor == sf::BlendMode::Factor::SrcAlpha);
CHECK(sf::BlendAlpha.colorDstFactor == sf::BlendMode::Factor::OneMinusSrcAlpha);
CHECK(sf::BlendAlpha.colorEquation == sf::BlendMode::Equation::Add);
CHECK(sf::BlendAlpha.alphaSrcFactor == sf::BlendMode::Factor::One);
CHECK(sf::BlendAlpha.alphaDstFactor == sf::BlendMode::Factor::OneMinusSrcAlpha);
CHECK(sf::BlendAlpha.alphaEquation == sf::BlendMode::Equation::Add);
CHECK(sf::BlendAdd.colorSrcFactor == sf::BlendMode::Factor::SrcAlpha);
CHECK(sf::BlendAdd.colorDstFactor == sf::BlendMode::Factor::One);
CHECK(sf::BlendAdd.colorEquation == sf::BlendMode::Equation::Add);
CHECK(sf::BlendAdd.alphaSrcFactor == sf::BlendMode::Factor::One);
CHECK(sf::BlendAdd.alphaDstFactor == sf::BlendMode::Factor::One);
CHECK(sf::BlendAdd.alphaEquation == sf::BlendMode::Equation::Add);
CHECK(sf::BlendMultiply.colorSrcFactor == sf::BlendMode::Factor::DstColor);
CHECK(sf::BlendMultiply.colorDstFactor == sf::BlendMode::Factor::Zero);
CHECK(sf::BlendMultiply.colorEquation == sf::BlendMode::Equation::Add);
CHECK(sf::BlendMultiply.alphaSrcFactor == sf::BlendMode::Factor::DstColor);
CHECK(sf::BlendMultiply.alphaDstFactor == sf::BlendMode::Factor::Zero);
CHECK(sf::BlendMultiply.alphaEquation == sf::BlendMode::Equation::Add);
CHECK(sf::BlendMin.colorSrcFactor == sf::BlendMode::Factor::One);
CHECK(sf::BlendMin.colorDstFactor == sf::BlendMode::Factor::One);
CHECK(sf::BlendMin.colorEquation == sf::BlendMode::Equation::Min);
CHECK(sf::BlendMin.alphaSrcFactor == sf::BlendMode::Factor::One);
CHECK(sf::BlendMin.alphaDstFactor == sf::BlendMode::Factor::One);
CHECK(sf::BlendMin.alphaEquation == sf::BlendMode::Equation::Min);
CHECK(sf::BlendMax.colorSrcFactor == sf::BlendMode::Factor::One);
CHECK(sf::BlendMax.colorDstFactor == sf::BlendMode::Factor::One);
CHECK(sf::BlendMax.colorEquation == sf::BlendMode::Equation::Max);
CHECK(sf::BlendMax.alphaSrcFactor == sf::BlendMode::Factor::One);
CHECK(sf::BlendMax.alphaDstFactor == sf::BlendMode::Factor::One);
CHECK(sf::BlendMax.alphaEquation == sf::BlendMode::Equation::Max);
CHECK(sf::BlendNone.colorSrcFactor == sf::BlendMode::Factor::One);
CHECK(sf::BlendNone.colorDstFactor == sf::BlendMode::Factor::Zero);
CHECK(sf::BlendNone.colorEquation == sf::BlendMode::Equation::Add);
CHECK(sf::BlendNone.alphaSrcFactor == sf::BlendMode::Factor::One);
CHECK(sf::BlendNone.alphaDstFactor == sf::BlendMode::Factor::Zero);
CHECK(sf::BlendNone.alphaEquation == sf::BlendMode::Equation::Add);
}
}
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