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#include "catch2_common.h"
static constexpr double SERVER_VALUE = 8.888;
template <class Base>
class AttrProxyDev : public Base
{
public:
using Base::Base;
~AttrProxyDev() override { }
void init_device() override { }
void read_attribute(Tango::Attribute &att)
{
attr_dq_double = SERVER_VALUE;
att.set_value_date_quality(&attr_dq_double, std::chrono::system_clock::now(), Tango::ATTR_VALID);
}
static void attribute_factory(std::vector<Tango::Attr *> &attrs)
{
attrs.push_back(new TangoTest::AutoAttr<&AttrProxyDev::read_attribute>("attr_dq_db", Tango::DEV_DOUBLE));
}
private:
Tango::DevDouble attr_dq_double;
};
TANGO_TEST_AUTO_DEV_TMPL_INSTANTIATE(AttrProxyDev, 3)
SCENARIO("AttributeProxy basic functionality")
{
int idlver = GENERATE(TangoTest::idlversion(3));
GIVEN("a device proxy to a simple IDLv" << idlver << " device")
{
TangoTest::Context ctx{"attr_proxy_dev", "AttrProxyDev", idlver};
auto device = ctx.get_proxy();
WHEN("we can create an AttributeProxy to it")
{
auto ap = Tango::AttributeProxy(device.get(), "attr_dq_db");
AND_THEN("the read functions returns")
{
using TangoTest::AnyLikeContains;
Tango::DeviceAttribute result;
REQUIRE_NOTHROW(result = ap.read());
REQUIRE_THAT(result, AnyLikeContains(SERVER_VALUE));
}
AND_THEN("read again")
{
REQUIRE_NOTHROW(ctx.stop_server());
using TangoTest::AnyErrorMatches;
using TangoTest::Reason;
// read the attribute before so that we run into the rate limiting of Connection::reconnect
Tango::DeviceAttribute result;
REQUIRE_THROWS_MATCHES(result = device->read_attribute("attr_dq_db"),
Tango::DevFailed,
AnyErrorMatches(Reason(Tango::API_ServerNotRunning)));
auto ap = Tango::AttributeProxy(device.get(), "attr_dq_db");
REQUIRE_THROWS_MATCHES(
result = ap.read(), Tango::DevFailed, AnyErrorMatches(Reason(Tango::API_CantConnectToDevice)));
}
}
}
}
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