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framework_util_test.cpp
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#define BOOST_TEST_MODULE framework_util
#include <boost/test/unit_test.hpp>
#include <metsi-simlib/framework_util.hpp>
StateReference<int> increment_param(StateReference<int> val, std::map<std::string, std::string> params) {
int amount = std::stoi(params["amount"]);
*val += amount;
return val;
}
BOOST_AUTO_TEST_CASE(parametered_event_preparation) {
std::map<std::string, std::string> params{{"amount", "2"}};
EventFn<int> event = parameterized_event_closure<int>(increment_param, params);
auto start = std::make_shared<int>(1);
auto l1 = event(start);
auto l2 = event(l1);
BOOST_CHECK(*l2 == 5);
}
BOOST_AUTO_TEST_CASE(unaliased_event_default_parameters) {
/* Test a simple
* event_parameters:
* base_event:
* value: 1
* simulation_events:
* - time_points: [0]
* generators:
* - sequence:
* - base_event
* */
EventParameters default_parameters{{"value", "1"}};
EventLabelsWithParameters defaults{{"base_event", default_parameters}};
EventParameters expected_parameters{{"value", "1"}};
auto expected_result = std::make_pair(std::string{"base_event"}, expected_parameters);
auto result = resolve_event_aliasing("base_event", defaults, {}, {});
BOOST_CHECK(result == expected_result);
}
BOOST_AUTO_TEST_CASE(event_single_alias) {
/*
* event_aliases:
* alias_event:
* base_event:
* value: 1
* simulation_events:
* - time_points: [0]
* generators:
* - sequence:
* - alias_event
* */
EventParameters alias_override{{"value", "1"}};
EventLabelWithParameters alias{"base_event", alias_override};
EventLabelAliases aliases{{"alias_event", alias}};
auto expected_result = std::make_pair(std::string{"base_event"}, alias_override);
auto result = resolve_event_aliasing("alias_event", {}, aliases, {});
BOOST_CHECK(result == expected_result);
}
BOOST_AUTO_TEST_CASE(event_chained_alias) {
/*
* event_aliases:
* top_event:
* alias1_event:
* value: 7 <-- highest precedence override
* alias1_event:
* alias2_event:
* value: 2
* other: 1 <-- highest precedence override
* alias2_event:
* base_event:
* value: 5
* other: 10
* another: 20
* simulation_events:
* - time_points: [0]
* generators:
* - sequence:
* - top_event
* */
EventParameters alias2_override{{"value", "5"}, {"other", "10"}, {"another", "20"}};
EventParameters alias1_override{{"value", "2"}, {"other", "1"}};
EventParameters top_override{{"value", "7"}};
EventLabelWithParameters alias2{"base_event", alias2_override};
EventLabelWithParameters alias1{"alias2_event", alias1_override};
EventLabelWithParameters top{"alias1_event", top_override};
EventLabelAliases aliases{
{"top_event", top},
{"alias1_event", alias1},
{"alias2_event", alias2}
};
EventParameters expected_result_parameters{{"value", "7"}, {"other", "1"}, {"another", "20"}};
auto expected_result = std::make_pair(std::string{"base_event"}, expected_result_parameters);
auto result = resolve_event_aliasing("top_event", {}, aliases, {});
BOOST_CHECK(result == expected_result);
}
BOOST_AUTO_TEST_CASE(event_chained_alias_with_inline_parameters) {
/*
* event_aliases:
* top_event:
* alias1_event:
* value: 7
* alias1_event:
* alias2_event:
* value: 2
* other: 1 <-- highest precedence override
* alias2_event:
* base_event:
* value: 5
* other: 10
* another: 20
* simulation_events:
* - time_points: [0]
* generators:
* - sequence:
* - top_event:
* value: 50 <-- highest precedence override
* */
EventParameters alias2_override{{"value", "5"}, {"other", "10"}, {"another", "20"}};
EventParameters alias1_override{{"value", "2"}, {"other", "1"}};
EventParameters top_override{{"value", "7"}};
EventParameters top_inline{{"value", "50"}};
EventLabelWithParameters alias2{"base_event", alias2_override};
EventLabelWithParameters alias1{"alias2_event", alias1_override};
EventLabelWithParameters top{"alias1_event", top_override};
EventLabelAliases aliases{
{"top_event", top},
{"alias1_event", alias1},
{"alias2_event", alias2}
};
EventParameters expected_result_parameters{{"value", "50"}, {"other", "1"}, {"another", "20"}};
auto expected_result = std::make_pair(std::string{"base_event"}, expected_result_parameters);
auto result = resolve_event_aliasing("top_event", {}, aliases, top_inline);
BOOST_CHECK(result == expected_result);
}
BOOST_AUTO_TEST_CASE(event_chained_alias_with_inline_parameters_and_default_parameters) {
/*
* event_parameters:
* base_event:
* number_of_the_beast: 666
* some_unused_event:
* it_is_over: 9000
* event_aliases:
* top_event:
* alias1_event:
* value: 7
* alias1_event:
* alias2_event:
* value: 2
* other: 1 <-- highest precedence override
* alias2_event:
* base_event:
* value: 5
* other: 10
* another: 20
* simulation_events:
* - time_points: [0]
* generators:
* - sequence:
* - top_event:
* value: 50 <-- highest precedence override
* */
EventParameters base_parameters{{"number_of_the_beast", "666"}};
EventParameters unused_parameters{{"it_is_over", "9000"}};
EventLabelsWithParameters default_parameters{
{"base_event", base_parameters},
{"some_unused_event", unused_parameters}
};
EventParameters alias2_override{{"value", "5"}, {"other", "10"}, {"another", "20"}};
EventParameters alias1_override{{"value", "2"}, {"other", "1"}};
EventParameters top_override{{"value", "7"}};
EventParameters top_inline{{"value", "50"}};
EventLabelWithParameters alias2{"base_event", alias2_override};
EventLabelWithParameters alias1{"alias2_event", alias1_override};
EventLabelWithParameters top{"alias1_event", top_override};
EventLabelAliases aliases{
{"top_event", top},
{"alias1_event", alias1},
{"alias2_event", alias2}
};
EventParameters expected_result_parameters{{"value", "50"}, {"other", "1"}, {"another", "20"}, {"number_of_the_beast", "666"}};
auto expected_result = std::make_pair(std::string{"base_event"}, expected_result_parameters);
auto result = resolve_event_aliasing("top_event", default_parameters, aliases, top_inline);
BOOST_CHECK(result == expected_result);
}
BOOST_AUTO_TEST_CASE(leaf_generator_prototype) {
NestableGeneratorPrototype gen{"sequence"};
EventParameters params{{"param1", "1"}};
std::vector<EventLabelWithParameters> events{{"event1", params}, {"event2", params}};
gen.add_event_prototypes(events);
BOOST_CHECK(gen.get_event_prototypes().size() == 2);
BOOST_CHECK(gen.get_nested_generator_prototypes().empty() == true);
BOOST_CHECK(gen.is_leaf() == true);
}
BOOST_AUTO_TEST_CASE(nested_generator_prototype_with_existing_events) {
NestableGeneratorPrototype gen{"sequence"};
NestableGeneratorPrototype gen2{"alternatives"};
EventParameters params{{"param1", "1"}};
std::vector<EventLabelWithParameters> events{{"event1", params}, {"event2", params}};
gen.add_event_prototypes(events);
gen2.add_event_prototypes(events);
gen.add_nested_generator(gen2);
BOOST_CHECK(gen.get_event_prototypes().empty() == true);
BOOST_CHECK(gen.get_nested_generator_prototypes().size() == 2);
BOOST_CHECK(gen.is_leaf() == false);
}
BOOST_AUTO_TEST_CASE(graph_constructing_from_nested_generator_prototype) {
auto dummy_resolver = [](EventLabelWithParameters _) { return [](StateReference<int> val) {
*val += 1;
return val;
};};
EventParameters params{};
EventLabelWithParameters event{"inc", params};
std::vector<EventLabelWithParameters> events{event};
auto state = std::make_shared<int>(0);
EventNode<int> root = EventDAG<int>::new_node(dummy_resolver(event));
LeafNodes<int> nodes{root};
/*
* This describes the following event structure and should result in 3 alternative results. The test proves this
* by performing the computation.
* # initial, 0
* - inc # root, 1
* - sequence: # level 0
* - sequence: # level 1_1
* - inc # 2
* - alternatives: # level 1_2
* - inc # wrapped level 1_2_1, 3
* - sequence: # level 1_2_2
* - inc # 3
* - inc # 4
* - sequence: # level 1_2_3
* - inc # 3
* - inc # 4
* - inc # 5
* - sequence: # level 1_3
* - inc # 4, 5, 6
*/
NestableGeneratorPrototype l0{"sequence"};
NestableGeneratorPrototype l1_1{"sequence"};
NestableGeneratorPrototype l1_2{"alternatives"};
NestableGeneratorPrototype l1_2_2{"sequence"};
NestableGeneratorPrototype l1_2_3{"sequence"};
NestableGeneratorPrototype l1_3{"sequence"};
l1_1.add_event_prototypes(events);
l1_2.add_event_prototypes(events);
l1_2_2.add_event_prototypes(events);
l1_2_2.add_event_prototypes(events);
l1_2_3.add_event_prototypes(events);
l1_2_3.add_event_prototypes(events);
l1_2_3.add_event_prototypes(events);
l1_2.add_nested_generator(l1_2_2);
l1_2.add_nested_generator(l1_2_3);
l1_3.add_event_prototypes(events);
l0.add_nested_generator(l1_1);
l0.add_nested_generator(l1_2);
l0.add_nested_generator(l1_3);
LeafNodes<int> leafs = construct_event_graph<int>(l0, dummy_resolver, nodes);
BOOST_CHECK(leafs.size() == 1); // graph final node is from a sequence
ResultStates<int> results = root->evaluate_depth(state);
BOOST_CHECK(*results[0] == 4);
BOOST_CHECK(*results[1] == 5);
BOOST_CHECK(*results[2] == 6);
}