text: /*
      This file is part of Magnum.
  
      Copyright © 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017, 2018
                Vladimír Vondruš <mosra@centrum.cz>
  
      Permission is hereby granted, free of charge, to any person obtaining a
      copy of this software and associated documentation files (the "Software"),
      to deal in the Software without restriction, including without limitation
      the rights to use, copy, modify, merge, publish, distribute, sublicense,
      and/or sell copies of the Software, and to permit persons to whom the
      Software is furnished to do so, subject to the following conditions:
  
      The above copyright notice and this permission notice shall be included
      in all copies or substantial portions of the Software.
  
      THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
      IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
      FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
      THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
      LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
      FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
      DEALINGS IN THE SOFTWARE.
  */
  
  #include <sstream>
  #include <Corrade/TestSuite/Tester.h>
  
  #include "Magnum/AbstractShaderProgram.h"
  
  namespace Magnum { namespace Test {
  
  struct AttributeTest: TestSuite::Tester {
      explicit AttributeTest();
  
      void attributeScalar();
      void attributeScalarInt();
      void attributeScalarUnsignedInt();
      void attributeScalarDouble();
  
      void attributeVector();
      void attributeVectorInt();
      void attributeVectorUnsignedInt();
      void attributeVectorDouble();
      void attributeVector4();
      void attributeVectorBGRA();
  
      void attributeMatrixNxN();
      #ifndef MAGNUM_TARGET_GLES2
      void attributeMatrixMxN();
      #endif
      void attributeMatrixNxNd();
      void attributeMatrixMxNd();
  
      void debugComponents1();
      void debugComponents2();
      void debugComponents3();
      #ifndef MAGNUM_TARGET_GLES2
      void debugComponents4();
      #endif
      void debugComponentsMatrix2();
      void debugComponentsMatrix3();
      void debugComponentsMatrix4();
      void debugComponentsVector4();
      void debugDataTypeFloat();
      #ifndef MAGNUM_TARGET_GLES2
      void debugDataTypeInt();
      #endif
      #ifndef MAGNUM_TARGET_GLES
      void debugDataTypeDouble();
      #endif
      void debugDataTypeVector3();
      void debugDataTypeVector4();
  };
  
  AttributeTest::AttributeTest() {
      addTests({&AttributeTest::attributeScalar,
                &AttributeTest::attributeScalarInt,
                &AttributeTest::attributeScalarUnsignedInt,
                &AttributeTest::attributeScalarDouble,
  
                &AttributeTest::attributeVector,
                &AttributeTest::attributeVectorInt,
                &AttributeTest::attributeVectorUnsignedInt,
                &AttributeTest::attributeVectorDouble,
                &AttributeTest::attributeVector4,
                &AttributeTest::attributeVectorBGRA,
  
                &AttributeTest::attributeMatrixNxN,
                #ifndef MAGNUM_TARGET_GLES2
                &AttributeTest::attributeMatrixMxN,
                #endif
                &AttributeTest::attributeMatrixNxNd,
                &AttributeTest::attributeMatrixMxNd,
  
                &AttributeTest::debugComponents1,
                &AttributeTest::debugComponents2,
                &AttributeTest::debugComponents3,
                #ifndef MAGNUM_TARGET_GLES2
                &AttributeTest::debugComponents4,
                #endif
                &AttributeTest::debugComponentsMatrix2,
                &AttributeTest::debugComponentsMatrix3,
                &AttributeTest::debugComponentsMatrix4,
                &AttributeTest::debugComponentsVector4,
                &AttributeTest::debugDataTypeFloat,
                #ifndef MAGNUM_TARGET_GLES
                &AttributeTest::debugDataTypeInt,
                #endif
                #ifndef MAGNUM_TARGET_GLES
                &AttributeTest::debugDataTypeDouble,
                #endif
                &AttributeTest::debugDataTypeVector3,
                &AttributeTest::debugDataTypeVector4});
  }
  
  void AttributeTest::attributeScalar() {
      typedef Attribute<3, Float> Attribute;
      CORRADE_VERIFY((std::is_same<Attribute::ScalarType, Float>{}));
      CORRADE_COMPARE(Attribute::Location, 3);
      CORRADE_COMPARE(Attribute::VectorCount, 1);
  
      /* Default constructor */
      Attribute a;
      CORRADE_COMPARE(a.components(), Attribute::Components::One);
      CORRADE_VERIFY(!a.dataOptions());
      CORRADE_COMPARE(a.vectorSize(), 4);
      CORRADE_COMPARE(a.dataType(), Attribute::DataType::Float);
  
      /* Options */
      Attribute b(Attribute::DataType::UnsignedShort, Attribute::DataOption::Normalized);
      CORRADE_COMPARE(b.vectorSize(), 2);
      CORRADE_VERIFY(b.dataOptions() <= Attribute::DataOption::Normalized);
  }
  
  void AttributeTest::attributeScalarInt() {
      #ifndef MAGNUM_TARGET_GLES2
      typedef Attribute<3, Int> Attribute;
      CORRADE_VERIFY((std::is_same<Attribute::ScalarType, Int>{}));
      CORRADE_COMPARE(Attribute::VectorCount, 1);
  
      /* Default constructor */
      Attribute a;
      CORRADE_COMPARE(a.vectorSize(), 4);
  
      /* Options */
      Attribute b(Attribute::DataType::Short);
      CORRADE_COMPARE(b.vectorSize(), 2);
      #else
      CORRADE_SKIP("Integer attributes are not available in OpenGL ES 2.");
      #endif
  }
  
  void AttributeTest::attributeScalarUnsignedInt() {
      #ifndef MAGNUM_TARGET_GLES2
      typedef Attribute<3, UnsignedInt> Attribute;
      CORRADE_VERIFY((std::is_same<Attribute::ScalarType, UnsignedInt>{}));
      CORRADE_COMPARE(Attribute::VectorCount, 1);
  
      /* Default constructor */
      Attribute a;
      CORRADE_COMPARE(a.vectorSize(), 4);
  
      /* Options */
      Attribute b(Attribute::DataType::UnsignedByte);
      CORRADE_COMPARE(b.vectorSize(), 1);
      #else
      CORRADE_SKIP("Integer attributes are not available in OpenGL ES 2.");
      #endif
  }
  
  void AttributeTest::attributeScalarDouble() {
      #ifndef MAGNUM_TARGET_GLES
      typedef Attribute<3, Double> Attribute;
      CORRADE_VERIFY((std::is_same<Attribute::ScalarType, Double>{}));
      CORRADE_COMPARE(Attribute::VectorCount, 1);
  
      /* Default constructor */
      Attribute a;
      CORRADE_COMPARE(a.vectorSize(), 8);
      #else
      CORRADE_SKIP("Double attributes are not available in OpenGL ES.");
      #endif
  }
  
  void AttributeTest::attributeVector() {
      typedef Attribute<3, Vector3> Attribute;
      CORRADE_VERIFY((std::is_same<Attribute::ScalarType, Float>{}));
      CORRADE_COMPARE(Attribute::VectorCount, 1);
  
      /* Default constructor */
      Attribute a;
      CORRADE_COMPARE(a.components(), Attribute::Components::Three);
      CORRADE_COMPARE(a.vectorSize(), 3*4);
      CORRADE_COMPARE(a.dataType(), Attribute::DataType::Float);
  
      /* Options */
      #ifndef MAGNUM_TARGET_GLES
      Attribute b(Attribute::Components::Two, Attribute::DataType::Double);
      CORRADE_COMPARE(b.components(), Attribute::Components::Two);
      CORRADE_COMPARE(b.vectorSize(), 2*8);
      #else
      Attribute b(Attribute::Components::Two, Attribute::DataType::Float);
      CORRADE_COMPARE(b.components(), Attribute::Components::Two);
      CORRADE_COMPARE(b.vectorSize(), 2*4);
      #endif
  }
  
  void AttributeTest::attributeVectorInt() {
      #ifndef MAGNUM_TARGET_GLES2
      typedef Attribute<3, Vector2i> Attribute;
      CORRADE_VERIFY((std::is_same<Attribute::ScalarType, Int>{}));
      CORRADE_COMPARE(Attribute::VectorCount, 1);
  
      /* Default constructor */
      Attribute a;
      CORRADE_COMPARE(a.components(), Attribute::Components::Two);
      CORRADE_COMPARE(a.vectorSize(), 2*4);
      CORRADE_COMPARE(a.dataType(), Attribute::DataType::Int);
  
      /* Options */
      Attribute b(Attribute::Components::One, Attribute::DataType::Int);
      CORRADE_COMPARE(b.vectorSize(), 4);
      #else
      CORRADE_SKIP("Integer attributes are not available in OpenGL ES 2.");
      #endif
  }
  
  void AttributeTest::attributeVectorUnsignedInt() {
      #ifndef MAGNUM_TARGET_GLES2
      typedef Attribute<3, Vector4ui> Attribute;
      CORRADE_VERIFY((std::is_same<Attribute::ScalarType, UnsignedInt>{}));
      CORRADE_COMPARE(Attribute::VectorCount, 1);
  
      /* Default constructor */
      Attribute a;
      CORRADE_COMPARE(a.components(), Attribute::Components::Four);
      CORRADE_COMPARE(a.vectorSize(), 4*4);
      CORRADE_COMPARE(a.dataType(), Attribute::DataType::UnsignedInt);
  
      /* Options */
      Attribute b(Attribute::Components::Three, Attribute::DataType::UnsignedShort);
      CORRADE_COMPARE(b.vectorSize(), 3*2);
      #else
      CORRADE_SKIP("Integer attributes are not available in OpenGL ES 2.");
      #endif
  }
  
  void AttributeTest::attributeVectorDouble() {
      #ifndef MAGNUM_TARGET_GLES
      typedef Attribute<3, Vector2d> Attribute;
      CORRADE_VERIFY((std::is_same<Attribute::ScalarType, Double>{}));
      CORRADE_COMPARE(Attribute::VectorCount, 1);
  
      /* Default constructor */
      Attribute a;
      CORRADE_COMPARE(a.components(), Attribute::Components::Two);
      CORRADE_COMPARE(a.vectorSize(), 2*8);
      CORRADE_COMPARE(a.dataType(), Attribute::DataType::Double);
  
      /* Options */
      Attribute b(Attribute::Components::One);
      CORRADE_COMPARE(b.vectorSize(), 8);
      #else
      CORRADE_SKIP("Double attributes are not available in OpenGL ES.");
      #endif
  }
  
  void AttributeTest::attributeVector4() {
      typedef Attribute<3, Vector4> Attribute;
      CORRADE_VERIFY((std::is_same<Attribute::ScalarType, Float>{}));
      CORRADE_COMPARE(Attribute::VectorCount, 1);
  
      /* Custom type */
      #ifndef MAGNUM_TARGET_GLES
      Attribute a(Attribute::DataType::UnsignedInt2101010Rev);
      CORRADE_COMPARE(a.vectorSize(), 4);
      #else
      Attribute a(Attribute::DataType::HalfFloat);
      CORRADE_COMPARE(a.vectorSize(), 8);
      #endif
  }
  
  void AttributeTest::attributeVectorBGRA() {
      #ifndef MAGNUM_TARGET_GLES
      typedef Attribute<3, Vector4> Attribute;
      CORRADE_VERIFY((std::is_same<Attribute::ScalarType, Float>{}));
      CORRADE_COMPARE(Attribute::VectorCount, 1);
  
      /* BGRA */
      Attribute a(Attribute::Components::BGRA);
      CORRADE_COMPARE(a.vectorSize(), 4*4);
      #else
      CORRADE_SKIP("BGRA attribute component ordering is not available in OpenGL ES.");
      #endif
  }
  
  void AttributeTest::attributeMatrixNxN() {
      typedef Attribute<3, Matrix3> Attribute;
      CORRADE_VERIFY((std::is_same<Attribute::ScalarType, Float>{}));
      CORRADE_COMPARE(Attribute::VectorCount, 3);
  
      /* Default constructor */
      Attribute a;
      CORRADE_COMPARE(a.components(), Attribute::Components::Three);
      CORRADE_COMPARE(a.vectorSize(), 3*4);
      CORRADE_COMPARE(a.dataType(), Attribute::DataType::Float);
  }
  
  #ifndef MAGNUM_TARGET_GLES2
  void AttributeTest::attributeMatrixMxN() {
      typedef Attribute<3, Matrix3x4> Attribute;
      CORRADE_VERIFY((std::is_same<Attribute::ScalarType, Float>{}));
      CORRADE_COMPARE(Attribute::VectorCount, 3);
  
      /* Default constructor */
      Attribute a;
      CORRADE_COMPARE(a.components(), Attribute::Components::Four);
      CORRADE_COMPARE(a.vectorSize(), 4*4);
      CORRADE_COMPARE(a.dataType(), Attribute::DataType::Float);
  }
  #endif
  
  void AttributeTest::attributeMatrixNxNd() {
      #ifndef MAGNUM_TARGET_GLES
      typedef Attribute<3, Matrix4d> Attribute;
      CORRADE_VERIFY((std::is_same<Attribute::ScalarType, Double>{}));
      CORRADE_COMPARE(Attribute::VectorCount, 4);
  
      /* Default constructor */
      Attribute a;
      CORRADE_COMPARE(a.components(), Attribute::Components::Four);
      CORRADE_COMPARE(a.vectorSize(), 4*8);
      CORRADE_COMPARE(a.dataType(), Attribute::DataType::Double);
      #else
      CORRADE_SKIP("Double attributes are not available in OpenGL ES.");
      #endif
  }
  
  void AttributeTest::attributeMatrixMxNd() {
      #ifndef MAGNUM_TARGET_GLES
      typedef Attribute<3, Matrix4x2d> Attribute;
      CORRADE_VERIFY((std::is_same<Attribute::ScalarType, Double>{}));
      CORRADE_COMPARE(Attribute::VectorCount, 4);
  
      /* Default constructor */
      Attribute a;
      CORRADE_COMPARE(a.components(), Attribute::Components::Two);
      CORRADE_COMPARE(a.vectorSize(), 2*8);
      CORRADE_COMPARE(a.dataType(), Attribute::DataType::Double);
      #else
      CORRADE_SKIP("Double attributes are not available in OpenGL ES.");
      #endif
  }
  
  void AttributeTest::debugComponents1() {
      typedef Attribute<3, Float> Attribute;
  
      std::ostringstream out;
      Debug{&out} << Attribute::Components::One << Attribute::Components(0xdead);
      CORRADE_COMPARE(out.str(), "Attribute::Components::One Attribute::Components(0xdead)\n");
  }
  
  void AttributeTest::debugComponents2() {
      typedef Attribute<3, Vector2> Attribute;
  
      std::ostringstream out;
      Debug{&out} << Attribute::Components::Two << Attribute::Components(0xdead);
      CORRADE_COMPARE(out.str(), "Attribute::Components::Two Attribute::Components(0xdead)\n");
  }
  
  void AttributeTest::debugComponents3() {
      typedef Attribute<3, Vector3> Attribute;
  
      std::ostringstream out;
      Debug{&out} << Attribute::Components::Three << Attribute::Components(0xdead);
      CORRADE_COMPARE(out.str(), "Attribute::Components::Three Attribute::Components(0xdead)\n");
  }
  
  #ifndef MAGNUM_TARGET_GLES2
  void AttributeTest::debugComponents4() {
      typedef Attribute<3, Vector4i> Attribute;
  
      std::ostringstream out;
      Debug{&out} << Attribute::Components::Four << Attribute::Components(0xdead);
      CORRADE_COMPARE(out.str(), "Attribute::Components::Four Attribute::Components(0xdead)\n");
  }
  #endif
  
  void AttributeTest::debugComponentsMatrix2() {
      typedef Attribute<3, Matrix2x2> Attribute;
  
      std::ostringstream out;
      Debug{&out} << Attribute::Components::Two << Attribute::Components(0xdead);
      CORRADE_COMPARE(out.str(), "Attribute::Components::Two Attribute::Components(0xdead)\n");
  }
  
  void AttributeTest::debugComponentsMatrix3() {
      typedef Attribute<3, Matrix3> Attribute;
  
      std::ostringstream out;
      Debug{&out} << Attribute::Components::Three << Attribute::Components(0xdead);
      CORRADE_COMPARE(out.str(), "Attribute::Components::Three Attribute::Components(0xdead)\n");
  }
  
  void AttributeTest::debugComponentsMatrix4() {
      typedef Attribute<3, Matrix4> Attribute;
  
      std::ostringstream out;
      Debug{&out} << Attribute::Components::Four << Attribute::Components(0xdead);
      CORRADE_COMPARE(out.str(), "Attribute::Components::Four Attribute::Components(0xdead)\n");
  }
  
  void AttributeTest::debugComponentsVector4() {
      typedef Attribute<3, Vector4> Attribute;
  
      std::ostringstream out;
      Debug{&out} << Attribute::Components::Three << Attribute::Components(0xdead);
      CORRADE_COMPARE(out.str(), "Attribute::Components::Three Attribute::Components(0xdead)\n");
  }
  
  void AttributeTest::debugDataTypeFloat() {
      typedef Attribute<3, Float> Attribute;
  
      std::ostringstream out;
      Debug{&out} << Attribute::DataType::HalfFloat << Attribute::DataType(0xdead);
      CORRADE_COMPARE(out.str(), "Attribute::DataType::HalfFloat Attribute::DataType(0xdead)\n");
  }
  
  #ifndef MAGNUM_TARGET_GLES2
  void AttributeTest::debugDataTypeInt() {
      typedef Attribute<3, Int> Attribute;
  
      std::ostringstream out;
      Debug{&out} << Attribute::DataType::Short << Attribute::DataType(0xdead);
      CORRADE_COMPARE(out.str(), "Attribute::DataType::Short Attribute::DataType(0xdead)\n");
  }
  #endif
  
  #ifndef MAGNUM_TARGET_GLES
  void AttributeTest::debugDataTypeDouble() {
      typedef Attribute<3, Double> Attribute;
  
      std::ostringstream out;
      Debug{&out} << Attribute::DataType::Double << Attribute::DataType(0xdead);
      CORRADE_COMPARE(out.str(), "Attribute::DataType::Double Attribute::DataType(0xdead)\n");
  }
  #endif
  
  void AttributeTest::debugDataTypeVector3() {
      typedef Attribute<3, Vector3> Attribute;
  
      std::ostringstream out;
      Debug{&out} << Attribute::DataType::HalfFloat << Attribute::DataType(0xdead);
      CORRADE_COMPARE(out.str(), "Attribute::DataType::HalfFloat Attribute::DataType(0xdead)\n");
  }
  
  void AttributeTest::debugDataTypeVector4() {
      typedef Attribute<3, Vector4> Attribute;
  
      std::ostringstream out;
      Debug{&out} << Attribute::DataType::HalfFloat << Attribute::DataType(0xdead);
      CORRADE_COMPARE(out.str(), "Attribute::DataType::HalfFloat Attribute::DataType(0xdead)\n");
  }
  
  }}
  
  CORRADE_TEST_MAIN(Magnum::Test::AttributeTest)
  