100 lines
3.0 KiB
C++
100 lines
3.0 KiB
C++
#include <gtest/gtest.h>
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#include <entt/entity/entity.hpp>
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#include <entt/entity/registry.hpp>
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#include <entt/signal/dispatcher.hpp>
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#include <entt/signal/emitter.hpp>
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#include "types.h"
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extern typename entt::component a_module_int_type();
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extern typename entt::component a_module_char_type();
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extern typename entt::component another_module_int_type();
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extern typename entt::component another_module_char_type();
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extern void update_position(int delta, entt::registry &);
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extern void assign_velocity(int, entt::registry &);
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extern void trigger_an_event(int, entt::dispatcher &);
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extern void trigger_another_event(entt::dispatcher &);
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extern void emit_an_event(int, test_emitter &);
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extern void emit_another_event(test_emitter &);
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struct listener {
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void on_an_event(an_event event) { value = event.payload; }
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void on_another_event(another_event) {}
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int value;
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};
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TEST(Lib, Types) {
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entt::registry registry;
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ASSERT_EQ(registry.type<int>(), registry.type<const int>());
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ASSERT_EQ(registry.type<char>(), registry.type<const char>());
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ASSERT_EQ(registry.type<int>(), a_module_int_type());
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ASSERT_EQ(registry.type<char>(), a_module_char_type());
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ASSERT_EQ(registry.type<const int>(), a_module_int_type());
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ASSERT_EQ(registry.type<const char>(), a_module_char_type());
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ASSERT_EQ(registry.type<const char>(), another_module_char_type());
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ASSERT_EQ(registry.type<const int>(), another_module_int_type());
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ASSERT_EQ(registry.type<char>(), another_module_char_type());
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ASSERT_EQ(registry.type<int>(), another_module_int_type());
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}
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TEST(Lib, Registry) {
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entt::registry registry;
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for(auto i = 0; i < 3; ++i) {
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const auto entity = registry.create();
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registry.assign<position>(entity, i, i+1);
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}
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assign_velocity(2, registry);
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ASSERT_EQ(registry.size<position>(), entt::registry::size_type{3});
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ASSERT_EQ(registry.size<velocity>(), entt::registry::size_type{3});
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update_position(1, registry);
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registry.view<position>().each([](auto entity, auto &position) {
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ASSERT_EQ(position.x, entt::to_integer(entity) + 2);
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ASSERT_EQ(position.y, entt::to_integer(entity) + 3);
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});
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}
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TEST(Lib, Dispatcher) {
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entt::dispatcher dispatcher;
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listener listener;
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dispatcher.sink<an_event>().connect<&listener::on_an_event>(listener);
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dispatcher.sink<another_event>().connect<&listener::on_another_event>(listener);
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listener.value = 0;
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trigger_an_event(3, dispatcher);
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trigger_another_event(dispatcher);
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ASSERT_EQ(listener.value, 3);
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}
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TEST(Lib, Emitter) {
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test_emitter emitter;
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emitter.once<another_event>([](another_event, test_emitter &) {});
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emitter.once<an_event>([](an_event event, test_emitter &) {
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ASSERT_EQ(event.payload, 3);
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});
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emit_an_event(3, emitter);
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emit_another_event(emitter);
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emitter.once<an_event>([](an_event event, test_emitter &) {
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ASSERT_EQ(event.payload, 42);
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});
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emit_an_event(42, emitter);
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emit_another_event(emitter);
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}
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