MushMachine/framework/screen_director/test/sd_test.cpp

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#include <gtest/gtest.h>
#include <mm/engine.hpp>
#include <mm/services/screen_director.hpp>
class TestService1 : public MM::Services::Service {
public:
const char* name(void) override { return "TestService1"; }
bool enable(MM::Engine&, std::vector<MM::UpdateStrategies::TaskInfo>&) override { return true; }
void disable(MM::Engine&) override {}
};
class TestService2 : public MM::Services::Service {
public:
const char* name(void) override { return "TestService2"; }
bool enable(MM::Engine&, std::vector<MM::UpdateStrategies::TaskInfo>&) override { return true; }
void disable(MM::Engine&) override {}
};
class TestServiceInterface : public MM::Services::Service {
public:
const char* name(void) override { return "TestServiceInterface"; }
bool enable(MM::Engine&, std::vector<MM::UpdateStrategies::TaskInfo>&) override { return true; }
void disable(MM::Engine&) override {}
public:
virtual int test_method(void) = 0;
};
class TestServiceInterfaceImpl1 : public TestServiceInterface {
public:
const char* name(void) override { return "TestServiceInterfaceImpl1"; }
bool enable(MM::Engine&, std::vector<MM::UpdateStrategies::TaskInfo>&) override { return true; }
void disable(MM::Engine&) override {}
public:
int test_method(void) override {
return 1;
}
};
class TestServiceInterfaceImpl2 : public TestServiceInterface {
public:
const char* name(void) override { return "TestServiceInterfaceImpl2"; }
bool enable(MM::Engine&, std::vector<MM::UpdateStrategies::TaskInfo>&) override { return true; }
void disable(MM::Engine&) override {}
public:
int test_method(void) override {
return 2;
}
};
TEST(SceneDirectorSimple, offline) {
MM::Engine engine;
engine.addService<TestService1>();
engine.addService<TestService2>();
auto& sd = engine.addService<MM::Services::ScreenDirector>();
// setup scene director
ASSERT_EQ(sd.screens.size(), 0);
// id 0 - start point, not required
{
auto& screen_0 = sd.screens["screen_0"];
ASSERT_TRUE(screen_0.start_disable.empty()); // none
ASSERT_TRUE(screen_0.start_enable.empty()); // none
ASSERT_TRUE(screen_0.end_disable.empty()); // none
ASSERT_TRUE(screen_0.end_enable.empty()); // none
}
// id 1
{
auto& screen_1 = sd.screens["screen_1"];
screen_1.start_disable.push_back(engine.type<TestService2>());
screen_1.start_enable.push_back(engine.type<TestService1>());
screen_1.start_fn = [](auto&) {
std::cout << "now in screen_1\n";
};
screen_1.end_fn = [](auto&) {
std::cout << "exiting screen_1\n";
};
}
// id 2
{
auto& screen_2 = sd.screens["screen_2"];
screen_2.start_disable.push_back(engine.type<TestService1>());
screen_2.start_enable.push_back(engine.type<TestService2>());
screen_2.start_fn = [](auto&) {
std::cout << "now in screen_2\n";
};
screen_2.end_fn = [](auto&) {
std::cout << "exiting screen_2\n";
};
}
sd.queued_screen_id = "screen_0"; // set to screen_0
ASSERT_TRUE(engine.enableService<MM::Services::ScreenDirector>());
sd.changeScreenTo(engine, "screen_1"); ASSERT_EQ(sd.curr_screen_id, "screen_1");
sd.changeScreenTo(engine, "screen_2"); ASSERT_EQ(sd.curr_screen_id, "screen_2");
sd.changeScreenTo(engine, "screen_1"); ASSERT_EQ(sd.curr_screen_id, "screen_1");
sd.changeScreenTo(engine, "screen_0"); ASSERT_EQ(sd.curr_screen_id, "screen_0");
sd.changeScreenTo(engine, "somthing which does not exits"); ASSERT_EQ(sd.curr_screen_id, "screen_0"); // does not exist, does nothing
}
TEST(SceneDirectorSimple, online) {
MM::Engine engine;
engine.addService<TestService1>();
engine.addService<TestService2>();
auto& sd = engine.addService<MM::Services::ScreenDirector>();
// setup scene director
ASSERT_EQ(sd.screens.size(), 0);
// id 0 - start point
{
auto& screen_0 = sd.screens["screen_0"];
//screen_0.start_disable.empty(); // none
//screen_0.start_enable.empty(); // none
ASSERT_TRUE(screen_0.start_disable.empty()); // none
ASSERT_TRUE(screen_0.start_enable.empty()); // none
ASSERT_TRUE(screen_0.end_disable.empty()); // none
ASSERT_TRUE(screen_0.end_enable.empty()); // none
}
// id 1
{
auto& screen_1 = sd.screens["screen_1"];
screen_1.start_disable.push_back(engine.type<TestService2>());
screen_1.start_enable.push_back(engine.type<TestService1>());
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screen_1.start_fn = [](MM::Engine& e) {
std::cout << "now in screen_1\n";
// and queue next screen immediately (for the purpose of this test)
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e.tryService<MM::Services::ScreenDirector>()->queueChangeScreenTo("screen_2");
};
screen_1.end_fn = [](auto&) {
std::cout << "exiting screen_1\n";
};
}
// id 2
{
auto& screen_2 = sd.screens["screen_2"];
screen_2.start_disable.push_back(engine.type<TestService1>());
screen_2.start_enable.push_back(engine.type<TestService2>());
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screen_2.start_fn = [](MM::Engine& e) {
std::cout << "now in screen_2\n";
// and queue next screen immediately (for the purpose of this test)
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e.tryService<MM::Services::ScreenDirector>()->queueChangeScreenTo("screen_end");
};
screen_2.end_fn = [](auto&) {
std::cout << "exiting screen_2\n";
};
}
// id end, quits the engine
{
auto& screen_end = sd.screens["screen_end"];
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screen_end.start_fn = [](MM::Engine& e) {
e.stop();
};
}
sd.queued_screen_id = "screen_0"; // init
ASSERT_TRUE(engine.enableService<MM::Services::ScreenDirector>());
// TODO: remove screen 0
sd.queueChangeScreenTo("screen_1"); // start "chain" (bc screen_0 does nothing), this is the same as an assigment
engine.run();
}
TEST(SceneDirectorSimple, offline_provide) {
MM::Engine engine;
engine.addService<TestServiceInterfaceImpl1>();
engine.addService<TestServiceInterfaceImpl2>();
auto& sd = engine.addService<MM::Services::ScreenDirector>();
// setup scene director
ASSERT_EQ(sd.screens.size(), 0);
// id 0 - start point, not required
{
auto& screen_0 = sd.screens["screen_0"];
ASSERT_TRUE(screen_0.start_disable.empty()); // none
ASSERT_TRUE(screen_0.start_enable.empty()); // none
ASSERT_TRUE(screen_0.end_disable.empty()); // none
ASSERT_TRUE(screen_0.end_enable.empty()); // none
}
// id 1
{
auto& screen_1 = sd.screens["screen_1"];
screen_1.start_disable.push_back(engine.type<TestServiceInterface>()); // if already provided for
screen_1.start_enable.push_back(engine.type<TestServiceInterfaceImpl1>());
screen_1.start_provide.emplace_back(
engine.type<TestServiceInterface>(),
engine.type<TestServiceInterfaceImpl1>()
);
screen_1.start_fn = [](auto&) {
std::cout << "now in screen_1\n";
std::cout << "impl1 is provided\n";
};
screen_1.end_fn = [](auto&) {
std::cout << "exiting screen_1\n";
};
}
// id 2
{
auto& screen_2 = sd.screens["screen_2"];
screen_2.start_disable.push_back(engine.type<TestServiceInterface>()); // if already provided for
screen_2.start_enable.push_back(engine.type<TestServiceInterfaceImpl2>());
screen_2.start_provide.emplace_back(
engine.type<TestServiceInterface>(),
engine.type<TestServiceInterfaceImpl2>()
);
screen_2.start_fn = [](auto&) {
std::cout << "now in screen_2\n";
std::cout << "impl2 is provided\n";
};
screen_2.end_fn = [](auto&) {
std::cout << "exiting screen_2\n";
};
}
sd.queued_screen_id = "screen_0"; // set to screen_0
ASSERT_TRUE(engine.enableService<MM::Services::ScreenDirector>());
// now in screen_0
ASSERT_NE(engine.tryService<TestServiceInterfaceImpl1>(), nullptr);
ASSERT_NE(engine.tryService<TestServiceInterfaceImpl2>(), nullptr);
sd.changeScreenTo(engine, "screen_1"); ASSERT_EQ(sd.curr_screen_id, "screen_1");
ASSERT_NE(engine.tryService<TestServiceInterface>(), nullptr);
ASSERT_EQ(engine.tryService<TestServiceInterface>()->test_method(), 1);
sd.changeScreenTo(engine, "screen_2"); ASSERT_EQ(sd.curr_screen_id, "screen_2");
ASSERT_NE(engine.tryService<TestServiceInterface>(), nullptr);
ASSERT_EQ(engine.tryService<TestServiceInterface>()->test_method(), 2);
sd.changeScreenTo(engine, "screen_1"); ASSERT_EQ(sd.curr_screen_id, "screen_1");
ASSERT_NE(engine.tryService<TestServiceInterface>(), nullptr);
ASSERT_EQ(engine.tryService<TestServiceInterface>()->test_method(), 1);
sd.changeScreenTo(engine, "screen_0"); ASSERT_EQ(sd.curr_screen_id, "screen_0");
sd.changeScreenTo(engine, "somthing which does not exits"); ASSERT_EQ(sd.curr_screen_id, "screen_0"); // does not exist, does nothing
}