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-rw-r--r--host/test/CMakeLists.txt2
-rw-r--r--host/test/gain_group_test.cpp122
-rw-r--r--host/test/gain_handler_test.cpp121
3 files changed, 123 insertions, 122 deletions
diff --git a/host/test/CMakeLists.txt b/host/test/CMakeLists.txt
index 1b909aa39..c620fd641 100644
--- a/host/test/CMakeLists.txt
+++ b/host/test/CMakeLists.txt
@@ -26,7 +26,7 @@ ADD_EXECUTABLE(main_test
convert_types_test.cpp
dict_test.cpp
error_test.cpp
- gain_handler_test.cpp
+ gain_group_test.cpp
subdev_spec_test.cpp
tune_helper_test.cpp
vrt_test.cpp
diff --git a/host/test/gain_group_test.cpp b/host/test/gain_group_test.cpp
new file mode 100644
index 000000000..6a6af8eb2
--- /dev/null
+++ b/host/test/gain_group_test.cpp
@@ -0,0 +1,122 @@
+//
+// Copyright 2010 Ettus Research LLC
+//
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with this program. If not, see <http://www.gnu.org/licenses/>.
+//
+
+#include <boost/test/unit_test.hpp>
+#include <uhd/utils/gain_group.hpp>
+#include <boost/bind.hpp>
+#include <boost/math/special_functions/round.hpp>
+#include <iostream>
+
+#define rint(x) boost::math::iround(x)
+
+using namespace uhd;
+
+/***********************************************************************
+ * Define gain element classes with needed functions
+ **********************************************************************/
+class gain_element1{
+public:
+
+ gain_range_t get_range(void){
+ return gain_range_t(0, 90, 1);
+ }
+
+ float get_value(void){
+ return _gain;
+ }
+
+ void set_value(float gain){
+ float step = get_range().step;
+ _gain = step*rint(gain/step);
+ }
+
+private:
+ float _gain;
+};
+
+class gain_element2{
+public:
+
+ gain_range_t get_range(void){
+ return gain_range_t(-20, 10, 0.1);
+ }
+
+ float get_value(void){
+ return _gain;
+ }
+
+ void set_value(float gain){
+ float step = get_range().step;
+ _gain = step*rint(gain/step);
+ }
+
+private:
+ float _gain;
+};
+
+//create static instances of gain elements to be shared by the tests
+static gain_element1 g1;
+static gain_element2 g2;
+
+static gain_group::sptr get_gain_group(size_t pri1 = 0, size_t pri2 = 0){
+ //create instance of gain group
+ gain_fcns_t gain_fcns;
+ gain_group::sptr gg(gain_group::make());
+
+ //load gain group with function sets
+ gain_fcns.get_range = boost::bind(&gain_element1::get_range, &g1);
+ gain_fcns.get_value = boost::bind(&gain_element1::get_value, &g1);
+ gain_fcns.set_value = boost::bind(&gain_element1::set_value, &g1, _1);
+ gg->register_fcns(gain_fcns, pri1);
+
+ gain_fcns.get_range = boost::bind(&gain_element2::get_range, &g2);
+ gain_fcns.get_value = boost::bind(&gain_element2::get_value, &g2);
+ gain_fcns.set_value = boost::bind(&gain_element2::set_value, &g2, _1);
+ gg->register_fcns(gain_fcns, pri2);
+
+ return gg;
+}
+
+/***********************************************************************
+ * Test cases
+ **********************************************************************/
+static const double tolerance = 0.001;
+
+BOOST_AUTO_TEST_CASE(test_gain_group_overall){
+ gain_group::sptr gg = get_gain_group();
+
+ //test the overall stuff
+ gg->set_value(80);
+ BOOST_CHECK_CLOSE(gg->get_value(), float(80), tolerance);
+ BOOST_CHECK_CLOSE(gg->get_range().min, float(-20), tolerance);
+ BOOST_CHECK_CLOSE(gg->get_range().max, float(100), tolerance);
+ BOOST_CHECK_CLOSE(gg->get_range().step, float(0.1), tolerance);
+}
+
+BOOST_AUTO_TEST_CASE(test_gain_group_priority){
+ gain_group::sptr gg = get_gain_group(0, 1);
+
+ //test the overall stuff
+ gg->set_value(80);
+ BOOST_CHECK_CLOSE(gg->get_value(), float(80), tolerance);
+ BOOST_CHECK_CLOSE(gg->get_range().min, float(-20), tolerance);
+ BOOST_CHECK_CLOSE(gg->get_range().max, float(100), tolerance);
+ BOOST_CHECK_CLOSE(gg->get_range().step, float(0.1), tolerance);
+
+ //test the the higher priority gain got filled first (gain 2)
+ BOOST_CHECK_CLOSE(g2.get_value(), g2.get_range().max, tolerance);
+}
diff --git a/host/test/gain_handler_test.cpp b/host/test/gain_handler_test.cpp
deleted file mode 100644
index 5a9f2b714..000000000
--- a/host/test/gain_handler_test.cpp
+++ /dev/null
@@ -1,121 +0,0 @@
-//
-// Copyright 2010 Ettus Research LLC
-//
-// This program is free software: you can redistribute it and/or modify
-// it under the terms of the GNU General Public License as published by
-// the Free Software Foundation, either version 3 of the License, or
-// (at your option) any later version.
-//
-// This program is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-// GNU General Public License for more details.
-//
-// You should have received a copy of the GNU General Public License
-// along with this program. If not, see <http://www.gnu.org/licenses/>.
-//
-
-#include <boost/test/unit_test.hpp>
-#include <uhd/utils/gain_handler.hpp>
-#include <uhd/types/ranges.hpp>
-#include <uhd/types/dict.hpp>
-#include <uhd/utils/props.hpp>
-#include <boost/bind.hpp>
-#include <iostream>
-
-using namespace uhd;
-
-enum prop_t{
- PROP_GAIN_VALUE,
- PROP_GAIN_RANGE,
- PROP_GAIN_NAMES
-};
-
-class gainful_obj : public wax::obj{
-public:
- gainful_obj(void){
- //initialize gain props struct
- gain_handler::props_t gain_props;
- gain_props.value = PROP_GAIN_VALUE;
- gain_props.range = PROP_GAIN_RANGE;
- gain_props.names = PROP_GAIN_NAMES;
- //make a new gain handler
- _gain_handler = gain_handler::make(
- this->get_link(), gain_props,
- boost::bind(&gain_handler::is_equal<prop_t>, _1, _2)
- );
- _gain_values["g0"] = 0;
- _gain_values["g1"] = 0;
- _gain_ranges["g0"] = gain_range_t(-10, 0, float(.1));
- _gain_ranges["g1"] = gain_range_t(0, 100, float(1.5));
- }
-
- ~gainful_obj(void){}
-
-private:
- void get(const wax::obj &key_, wax::obj &val){
- if (_gain_handler->intercept_get(key_, val)) return;
-
- wax::obj key; std::string name;
- boost::tie(key, name) = extract_named_prop(key_);
-
- //handle the get request conditioned on the key
- switch(key.as<prop_t>()){
- case PROP_GAIN_VALUE:
- val = _gain_values[name];
- return;
-
- case PROP_GAIN_RANGE:
- val = _gain_ranges[name];
- return;
-
- case PROP_GAIN_NAMES:
- val = _gain_values.keys();
- return;
-
- default: UHD_THROW_PROP_GET_ERROR();
- }
- }
-
- void set(const wax::obj &key_, const wax::obj &val){
- if (_gain_handler->intercept_set(key_, val)) return;
-
- wax::obj key; std::string name;
- boost::tie(key, name) = extract_named_prop(key_);
-
- //handle the get request conditioned on the key
- switch(key.as<prop_t>()){
- case PROP_GAIN_VALUE:
- _gain_values[name] = val.as<float>();
- return;
-
- default: UHD_THROW_PROP_SET_ERROR();
- }
- }
-
- gain_handler::sptr _gain_handler;
- uhd::dict<std::string, float> _gain_values;
- uhd::dict<std::string, gain_range_t> _gain_ranges;
-
-};
-
-BOOST_AUTO_TEST_CASE(test_gain_handler){
- std::cout << "Testing the gain handler..." << std::endl;
- gainful_obj go0;
-
- BOOST_CHECK_THROW(
- go0[named_prop_t(PROP_GAIN_VALUE, "fail")].as<float>(),
- std::exception
- );
-
- std::cout << "verifying the overall min, max, step" << std::endl;
- gain_range_t gain = go0[PROP_GAIN_RANGE].as<gain_range_t>();
- BOOST_CHECK_EQUAL(gain.min, float(-10));
- BOOST_CHECK_EQUAL(gain.max, float(100));
- BOOST_CHECK_EQUAL(gain.step, float(1.5));
-
- std::cout << "verifying the overall gain" << std::endl;
- go0[named_prop_t(PROP_GAIN_VALUE, "g0")] = float(-5);
- go0[named_prop_t(PROP_GAIN_VALUE, "g1")] = float(30);
- BOOST_CHECK_EQUAL(go0[PROP_GAIN_VALUE].as<float>(), float(25));
-}
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