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/*
* Copyright (C) 2013 Alec Thomas <alec@swapoff.org>
* All rights reserved.
*
* This software is licensed as described in the file COPYING, which
* you should have received as part of this distribution.
*
* Author: Alec Thomas <alec@swapoff.org>
*/
#define CATCH_CONFIG_MAIN
#include "entityx/3rdparty/catch.hpp"
#include "entityx/deps/Dependencies.h"
#include "entityx/quick.h"
namespace deps = entityx::deps;
struct A : public entityx::Component<A> {};
struct B : public entityx::Component<B> {
explicit B(bool b = false) : b(b) {}
bool b;
};
struct C : public entityx::Component<C> {};
TEST_CASE_METHOD(entityx::EntityX, "TestSingleDependency") {
systems.add<deps::Dependency<A, B>>();
systems.configure();
entityx::Entity e = entities.create();
REQUIRE(!static_cast<bool>(e.component<A>()));
REQUIRE(!static_cast<bool>(e.component<B>()));
e.assign<A>();
REQUIRE(static_cast<bool>(e.component<A>()));
REQUIRE(static_cast<bool>(e.component<B>()));
}
TEST_CASE_METHOD(entityx::EntityX, "TestMultipleDependencies") {
systems.add<deps::Dependency<A, B, C>>();
systems.configure();
entityx::Entity e = entities.create();
REQUIRE(!static_cast<bool>(e.component<A>()));
REQUIRE(!static_cast<bool>(e.component<B>()));
REQUIRE(!static_cast<bool>(e.component<C>()));
e.assign<A>();
REQUIRE(static_cast<bool>(e.component<A>()));
REQUIRE(static_cast<bool>(e.component<B>()));
REQUIRE(static_cast<bool>(e.component<C>()));
}
TEST_CASE_METHOD(entityx::EntityX, "TestDependencyDoesNotRecreateComponent") {
systems.add<deps::Dependency<A, B>>();
systems.configure();
entityx::Entity e = entities.create();
e.assign<B>(true);
REQUIRE(e.component<B>()->b);
e.assign<A>();
REQUIRE(e.component<B>()->b);
}
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