Function FL_TEST_FILE

tests/fl/gfx/corkscrew.cpp:25–673

#include "hsv2rgb.h"

FL_TEST_FILE(FL_FILEPATH) {

#undef NUM_LEDS  // Avoid redefinition in unity builds
#define NUM_LEDS 288


FL_TEST_CASE("Corkscrew Circle10 test") {
    // Test basic dimensional calculations using Corkscrew objects directly
    
    // Test simple case: 1 turn, 10 LEDs
    fl::Corkscrew corkscrew_simple(1.0f, 10);
    FL_REQUIRE_EQ(corkscrew_simple.cylinderWidth(), 10);   // ceil(10 LEDs / 1 turn) = 10
    FL_REQUIRE_EQ(corkscrew_simple.cylinderHeight(), 1);   // ceil(1 turn) = 1
    
    // Test 2 turns with 20 LEDs (10 LEDs per turn)
    fl::Corkscrew corkscrew_example(2.0f, 20);
    FL_REQUIRE_EQ(corkscrew_example.cylinderWidth(), 10);  // LEDs per turn
    FL_REQUIRE_EQ(corkscrew_example.cylinderHeight(), 2);  // Number of turns
    
    // Test default case: 19 turns, 144 LEDs
    fl::Corkscrew corkscrew_default(19.0f, 144);
    FL_REQUIRE_EQ(corkscrew_default.cylinderWidth(), 8);   // ceil(144/19) = ceil(7.58) = 8
    FL_REQUIRE_EQ(corkscrew_default.cylinderHeight(), 18); // Optimized: ceil(144/8) = ceil(18) = 18
    
    // Test FestivalStick case: 19 turns, 288 LEDs 
    fl::Corkscrew corkscrew_festival(19.0f, 288);
    FL_REQUIRE_EQ(corkscrew_festival.cylinderWidth(), 16);  // ceil(288/19) = ceil(15.16) = 16  
    FL_REQUIRE_EQ(corkscrew_festival.cylinderHeight(), 18); // ceil(288/16) = ceil(18) = 18 (optimized!)
    
    // Verify grid size matches LED count
    FL_REQUIRE_EQ(corkscrew_festival.cylinderWidth() * corkscrew_festival.cylinderHeight(), 288);
    
    // Check LED distribution - find max height position actually used
    float max_height = 0.0f;
    float min_height = 999.0f;
    for (uint16_t i = 0; i < corkscrew_festival.size(); ++i) {
        fl::vec2f pos = corkscrew_festival.at_no_wrap(i);
        max_height = fl::max(max_height, pos.y);
        min_height = fl::min(min_height, pos.y);
    }
    
    // LEDs should span from 0 to height-1
    FL_REQUIRE(min_height >= 0.0f);
    FL_REQUIRE(max_height <= 18.0f); // height-1 = 18-1 = 17
}

FL_TEST_CASE("Corkscrew LED distribution test") {
    // Test if LEDs actually reach the top row
    fl::Corkscrew corkscrew(19.0f, 288); // FestivalStick case
    
    // Count how many LEDs map to each row
    fl::vector<int> row_counts(corkscrew.cylinderHeight(), 0);
    for (uint16_t i = 0; i < corkscrew.size(); ++i) {
        fl::vec2f pos = corkscrew.at_no_wrap(i);
        int row = static_cast<int>(pos.y);
        if (row >= 0 && row < corkscrew.cylinderHeight()) {
            row_counts[row]++;
        }