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#include "catch2_common.h"
#include "tango/server/except.h"
constexpr static const Tango::DevDouble k_alarm_level = 20;
constexpr static const Tango::DevDouble k_alarming_value = 99;
constexpr static const char *k_test_reason = "Test_Reason";
constexpr static const char *k_a_helpful_desc = "A helpful description";
template <class Base>
class AlarmDev : public Base
{
public:
using Base::Base;
~AlarmDev() override { }
void init_device() override { }
bool has_alarm_after_push()
{
Tango::MultiAttribute *multi_attr = Base::get_device_attr();
attr_value = k_alarming_value;
Base::push_change_event("attr", &attr_value);
return multi_attr->check_alarm("attr");
}
bool has_alarm_after_set()
{
Tango::MultiAttribute *multi_attr = Base::get_device_attr();
Tango::Attribute &attr = multi_attr->get_attr_by_name("attr");
attr_value = k_alarming_value;
attr.set_value(&attr_value);
return multi_attr->check_alarm("attr");
}
bool has_alarm_after_force()
{
Tango::MultiAttribute *multi_attr = Base::get_device_attr();
Tango::Attribute &attr = multi_attr->get_attr_by_name("attr");
attr.set_value_date_quality(
&attr_value, Tango::make_TimeVal(std::chrono::steady_clock::now()), Tango::ATTR_ALARM);
return multi_attr->check_alarm("attr");
}
bool has_alarm_after_second_check()
{
Tango::MultiAttribute *multi_attr = Base::get_device_attr();
Tango::Attribute &attr = multi_attr->get_attr_by_name("attr");
attr_value = k_alarming_value;
attr.set_value(&attr_value);
multi_attr->check_alarm("attr");
return multi_attr->check_alarm("attr");
}
bool has_alarm_after_push_except()
{
Tango::MultiAttribute *multi_attr = Base::get_device_attr();
try
{
TANGO_THROW_EXCEPTION(k_test_reason, k_a_helpful_desc);
}
catch(Tango::DevFailed &ex)
{
Base::push_change_event("attr", &ex);
}
return multi_attr->check_alarm("attr");
}
void read_attribute(Tango::Attribute &attr)
{
attr.set_value(&attr_value);
}
static void attribute_factory(std::vector<Tango::Attr *> &attrs)
{
Tango::UserDefaultAttrProp props;
props.set_max_alarm(std::to_string(k_alarm_level).c_str());
props.set_abs_change("0.1");
attrs.push_back(new TangoTest::AutoAttr<&AlarmDev::read_attribute>("attr", Tango::DEV_DOUBLE));
attrs.back()->set_default_properties(props);
attrs.back()->set_change_event(true, true);
}
static void command_factory(std::vector<Tango::Command *> &cmds)
{
cmds.push_back(new TangoTest::AutoCommand<&AlarmDev::has_alarm_after_set>("has_alarm_after_set"));
cmds.push_back(new TangoTest::AutoCommand<&AlarmDev::has_alarm_after_push>("has_alarm_after_push"));
cmds.push_back(
new TangoTest::AutoCommand<&AlarmDev::has_alarm_after_push_except>("has_alarm_after_push_except"));
cmds.push_back(new TangoTest::AutoCommand<&AlarmDev::has_alarm_after_force>("has_alarm_after_force"));
cmds.push_back(
new TangoTest::AutoCommand<&AlarmDev::has_alarm_after_second_check>("has_alarm_after_second_check"));
}
private:
Tango::DevDouble attr_value = 0.0;
};
TANGO_TEST_AUTO_DEV_TMPL_INSTANTIATE(AlarmDev, 1)
SCENARIO("check_alarm reports alarms correctly")
{
int idlver = GENERATE(TangoTest::idlversion(1));
GIVEN("a device proxy to a simple IDLv" << idlver << " device")
{
TangoTest::Context ctx{"alarm", "AlarmDev", idlver};
std::unique_ptr<Tango::DeviceProxy> device = ctx.get_proxy();
WHEN("we call check_alarm after setting alarming value")
{
Tango::DeviceData result;
REQUIRE_NOTHROW(result = device->command_inout("has_alarm_after_set"));
THEN("the command returns true")
{
using TangoTest::AnyLikeContains;
REQUIRE_THAT(result, AnyLikeContains(true));
}
}
if(idlver >= 4)
{
WHEN("we subscribe the change events for the attribute")
{
TangoTest::CallbackMock<Tango::EventData> callback;
REQUIRE_NOTHROW(device->subscribe_event("attr", Tango::CHANGE_EVENT, &callback));
// discard the initial events we get when we subscribe
auto maybe_initial_event = callback.pop_next_event();
REQUIRE(maybe_initial_event.has_value());
AND_WHEN("we call check_alarm after push_change_event")
{
Tango::DeviceData result;
REQUIRE_NOTHROW(result = device->command_inout("has_alarm_after_push"));
THEN("we should receive a change event")
{
auto maybe_event = callback.pop_next_event();
REQUIRE(maybe_event.has_value());
REQUIRE(!maybe_event->err);
REQUIRE(maybe_event->event == "change");
REQUIRE(maybe_event->attr_value != nullptr);
REQUIRE(maybe_event->attr_value->get_quality() == Tango::ATTR_ALARM);
AND_THEN("the command returns false")
{
using TangoTest::AnyLikeContains;
REQUIRE_THAT(result, AnyLikeContains(false));
}
}
}
AND_WHEN("we call check_alarm after pushing an exception")
{
Tango::DeviceData result;
REQUIRE_NOTHROW(result = device->command_inout("has_alarm_after_push_except"));
THEN("we should receive an error event")
{
auto maybe_event = callback.pop_next_event();
REQUIRE(maybe_event.has_value());
REQUIRE(maybe_event->err);
REQUIRE(maybe_event->errors[0].reason.in() == std::string{k_test_reason});
AND_THEN("the command returns false")
{
using TangoTest::AnyLikeContains;
REQUIRE_THAT(result, AnyLikeContains(false));
}
}
}
}
}
WHEN("we call check_alarm_after push_change_event without subscribing")
{
Tango::DeviceData result;
REQUIRE_NOTHROW(result = device->command_inout("has_alarm_after_push"));
AND_THEN("the command returns false")
{
using TangoTest::AnyLikeContains;
REQUIRE_THAT(result, AnyLikeContains(false));
}
}
WHEN("we call check_alarm after forcing the quality to alarm")
{
Tango::DeviceData result;
REQUIRE_NOTHROW(result = device->command_inout("has_alarm_after_force"));
THEN("the command returns true")
{
using TangoTest::AnyLikeContains;
REQUIRE_THAT(result, AnyLikeContains(true));
}
}
WHEN("we call check_alarm after forcing the quality to alarm")
{
Tango::DeviceData result;
REQUIRE_NOTHROW(result = device->command_inout("has_alarm_after_second_check"));
THEN("the command returns true")
{
using TangoTest::AnyLikeContains;
REQUIRE_THAT(result, AnyLikeContains(true));
}
}
}
}
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