#include "render_3D/Datoviz_Visuals.h"
#include <gtest/gtest.h>
#include <vector>

namespace renderive::render_3d {
namespace {

template <class Visual, class Item>
void exercise(Item item) {
    auto visual = typename Visual::Builder{std::vector<Item>{item}}.build();
    ASSERT_TRUE(visual);
    EXPECT_EQ(visual->item_count(), 1U);
    ASSERT_EQ(visual->edit_items(
                  [](auto& items) { items.push_back(items.front()); }),
              Visual_Data_Error::none);
    EXPECT_EQ(visual->item_count(), 2U);
}

TEST(DatovizVisualFamilies, EveryPublicFamilyUsesBuilderOwnedStorage) {
    exercise<Splat_Visual>(Splat{});
    exercise<Pixel_Visual>(Pixel{});
    exercise<Marker_Visual>(Marker{});
    exercise<Sphere_Visual>(Sphere{});
    exercise<Segment_Visual>(Segment{.end = {1, 0, 0}});
    exercise<Vector_Visual>(Vector_Glyph{});
    exercise<Primitive_Visual>(Primitive_Vertex{});
    exercise<Mesh_Visual>(Mesh_Vertex{});
    exercise<Path_Visual>(Path_Vertex{});
    exercise<Image_Visual>(Image{});
    exercise<Labels_Visual>(Label{});
    exercise<Glyph_Visual>(Glyph{});
    exercise<Text_Visual>(Text_Label{.text = "Renderive"});
    exercise<Volume_Visual>(Voxel{});
}

TEST(DatovizVisualFamilies, BuilderValidationUsesStateProperties) {
    auto volume = Volume_Visual::Builder(std::vector<Voxel>(64))
        .set<&Volume_State::field_width>(4U)
        .set<&Volume_State::field_height>(4U)
        .set<&Volume_State::field_depth>(4U)
        .build();
    ASSERT_TRUE(volume);
    EXPECT_EQ(volume->get<&Volume_State::field_depth>(), 4U);
    EXPECT_THROW((Volume_Visual::Builder{}
                     .set<&Volume_State::field_width>(4U)
                     .build()),
                 std::invalid_argument);
}

} // namespace
} // namespace renderive::render_3d