#include "lasagna_master.h" #ifdef EXERCISM_TEST_SUITE #include #else #include "test/catch.hpp" #endif #include using namespace lasagna_master; // As long as we have catch2 v2 and v3 in parallel, we can't use either // of their comparison marcors for floating point comparisons. #define REQUIRE_VECTOR_APROX_EQUAL(vec1, vec2, margin) \ REQUIRE(vec1.size() == vec2.size()); \ for (size_t i = 0; i < vec1.size(); i++) { \ REQUIRE(std::abs(vec1.at(i) - vec2.at(i)) < margin); \ } TEST_CASE( // clang-format off "preparationTime: Preparation time for many layers with custom average time", // clang-format on "[task_1]") { std::vector layers{ "sauce", "noodles", "béchamel", "meat", "mozzarella", "noodles", "ricotta", "eggplant", "béchamel", "noodles", "sauce", "mozzarella", }; int time{1}; int expected{12}; REQUIRE(preparationTime(layers, time) == expected); } #if defined(EXERCISM_RUN_ALL_TESTS) TEST_CASE("preparationTime: Preparation time for few layers", "[task_1]") { std::vector layers{ "sauce", "noodles", }; int time{3}; int expected{6}; REQUIRE(preparationTime(layers, time) == expected); } TEST_CASE("preparationTime: Preparation time for default case", "[task_1]") { std::vector layers{ "sauce", "noodles", }; int expected{4}; REQUIRE(preparationTime(layers) == expected); } TEST_CASE("quantities: few layers", "[task_2]") { std::vector layers{"noodles", "sauce", "noodles"}; int expNoodles{100}; double expSauce{0.2}; amount amount = quantities(layers); REQUIRE(amount.sauce == expSauce); REQUIRE(amount.noodles == expNoodles); } TEST_CASE("quantities: many layers", "[task_2]") { std::vector layers{"sauce", "noodles", "béchamel", "meat", "mozzarella", "noodles", "ricotta", "eggplant", "béchamel", "noodles", "sauce", "mozzarella"}; int expNoodles{150}; double expSauce{0.4}; amount amount = quantities(layers); REQUIRE(amount.sauce == expSauce); REQUIRE(amount.noodles == expNoodles); } TEST_CASE("quantities: no noodles", "[task_2]") { std::vector layers{"sauce", "meat", "mozzarella", "sauce", "mozzarella"}; int expNoodles{0}; double expSauce{0.4}; amount amount = quantities(layers); REQUIRE(amount.sauce == expSauce); REQUIRE(amount.noodles == expNoodles); } TEST_CASE("quantities: no sauce", "[task_2]") { std::vector layers{"noodles", "meat", "mozzarella", "noodles", "mozzarella"}; int expNoodles{100}; double expSauce{0.0}; amount amount = quantities(layers); REQUIRE(amount.sauce == expSauce); REQUIRE(amount.noodles == expNoodles); } TEST_CASE("Adds secret vector ingredient", "[task_3]") { const std::vector friendsList{"sauce", "noodles", "béchamel", "marjoram"}; std::vector myList{"sauce", "noodles", "meat", "tomatoes", "?"}; std::vector expected{"sauce", "noodles", "meat", "tomatoes", "marjoram"}; addSecretIngredient(myList, friendsList); REQUIRE(myList == expected); } TEST_CASE("scaleRecipe: scales up correctly", "[task_4]") { const std::vector input{0.5, 250, 150, 3, 0.5}; int portions{6}; std::vector expected{1.5, 750, 450, 9, 1.5}; std::vector scaled{scaleRecipe(input, portions)}; REQUIRE_VECTOR_APROX_EQUAL(expected, scaled, 0.0001) } TEST_CASE("scaleRecipe: scales up correctly (2)", "[task_4]") { const std::vector input{0.6, 300, 1, 0.5, 50, 0.1, 100}; int portions{3}; std::vector expected{0.9, 450, 1.5, 0.75, 75, 0.15, 150}; std::vector scaled{scaleRecipe(input, portions)}; REQUIRE_VECTOR_APROX_EQUAL(expected, scaled, 0.0001) } TEST_CASE("scaleRecipe: scales down correctly", "[task_4]") { const std::vector input{0.5, 250, 150, 3, 0.5}; int portions{1}; std::vector expected{0.25, 125, 75, 1.5, 0.25}; std::vector scaled{scaleRecipe(input, portions)}; REQUIRE_VECTOR_APROX_EQUAL(expected, scaled, 0.0001) } TEST_CASE("scaleRecipe: empty recipe", "[task_4]") { const std::vector input{}; int portions{100}; std::vector expected{}; std::vector scaled{scaleRecipe(input, portions)}; REQUIRE_VECTOR_APROX_EQUAL(expected, scaled, 0.0001) } TEST_CASE("Adds secret string ingredient", "[task_5]") { const std::string auntiesSecret{"mirkwood mushrooms"}; std::vector myList{"sauce", "noodles", "meat", "tomatoes", "?"}; std::vector expected{"sauce", "noodles", "meat", "tomatoes", "mirkwood mushrooms"}; addSecretIngredient(myList, auntiesSecret); REQUIRE(myList == expected); } #endif