6 files changed, 49 insertions, 0 deletions
diff --git a/host/include/uhd/types/ranges.hpp b/host/include/uhd/types/ranges.hpp
index ac632df93..b26b5d753 100644
--- a/host/include/uhd/types/ranges.hpp
+++ b/host/include/uhd/types/ranges.hpp
@@ -59,6 +59,12 @@ namespace uhd{
         //! Convert this range to a printable string
         const std::string to_pp_string(void) const;
 
+        //! Equality operator
+        bool operator==(const range_t &other) const;
+
+        //! Inequality operator
+        bool operator!=(const range_t &other) const;
+
     private: double _start, _stop, _step;
     };
 
diff --git a/host/include/uhd/usrp/subdev_spec.hpp b/host/include/uhd/usrp/subdev_spec.hpp
index 62c1fc177..4165a45f7 100644
--- a/host/include/uhd/usrp/subdev_spec.hpp
+++ b/host/include/uhd/usrp/subdev_spec.hpp
@@ -44,6 +44,12 @@ namespace uhd{ namespace usrp{
             const std::string &db_name = "",
             const std::string &sd_name = ""
         );
+
+        //! overloaded equality operator
+        bool operator==(const subdev_spec_pair_t &other);
+
+        //! overloaded inquality operator
+        bool operator!=(const subdev_spec_pair_t &other);
     };
 
     //! overloaded comparison operator for subdev_spec_pair_t
diff --git a/host/lib/types/ranges.cpp b/host/lib/types/ranges.cpp
index ee4546cb8..d22e2fb6a 100644
--- a/host/lib/types/ranges.cpp
+++ b/host/lib/types/ranges.cpp
@@ -63,6 +63,18 @@ const std::string range_t::to_pp_string(void) const{
     return ss.str();
 }
 
+bool range_t::operator==(const range_t &other) const{
+    return (other._start == _start and
+            other._step  == _step  and
+            other._stop  == _stop);
+}
+
+bool range_t::operator!=(const range_t &other) const{
+    return (other._start != _start or
+            other._step  != _step  or
+            other._stop  != _stop);
+}
+
 /***********************************************************************
  * meta_range_t implementation code
  **********************************************************************/
diff --git a/host/lib/usrp/subdev_spec.cpp b/host/lib/usrp/subdev_spec.cpp
index e59160a71..b7eb64f87 100644
--- a/host/lib/usrp/subdev_spec.cpp
+++ b/host/lib/usrp/subdev_spec.cpp
@@ -43,6 +43,14 @@ bool usrp::operator==(const subdev_spec_pair_t &lhs, const subdev_spec_pair_t &r
     return (lhs.db_name == rhs.db_name) and (lhs.sd_name == rhs.sd_name);
 }
 
+bool subdev_spec_pair_t::operator==(const subdev_spec_pair_t &other){
+    return (other.db_name == db_name) and (other.sd_name == sd_name);
+}
+
+bool subdev_spec_pair_t::operator!=(const subdev_spec_pair_t &other){
+    return (other.db_name != db_name) or (other.sd_name != sd_name);
+}
+
 subdev_spec_t::subdev_spec_t(const std::string &markup){
     for(const std::string &pair:  pair_tokenizer(markup)){
         if (pair.empty()) continue;
diff --git a/host/tests/ranges_test.cpp b/host/tests/ranges_test.cpp
index 85bb4c3c4..49607b9a3 100644
--- a/host/tests/ranges_test.cpp
+++ b/host/tests/ranges_test.cpp
@@ -68,3 +68,12 @@ BOOST_AUTO_TEST_CASE(test_ranges_clip2){
     BOOST_CHECK_CLOSE(mr.clip(3.1, true), 3., tolerance);
     BOOST_CHECK_CLOSE(mr.clip(4., true), 3., tolerance);
 }
+
+BOOST_AUTO_TEST_CASE(test_ranges_compare){
+    range_t range(1);
+    range_t n_range(1);
+    range_t d_range(2);
+
+    BOOST_CHECK(range == n_range);
+    BOOST_CHECK(range != d_range);
+}
diff --git a/host/tests/subdev_spec_test.cpp b/host/tests/subdev_spec_test.cpp
index 2c4747fa9..81f86380b 100644
--- a/host/tests/subdev_spec_test.cpp
+++ b/host/tests/subdev_spec_test.cpp
@@ -27,6 +27,11 @@ BOOST_AUTO_TEST_CASE(test_subdevice_spec){
     sd_spec.push_back(uhd::usrp::subdev_spec_pair_t("A", "AB"));
     sd_spec.push_back(uhd::usrp::subdev_spec_pair_t("B", "AB"));
 
+    //create a subdev_spec with something different
+    uhd::usrp::subdev_spec_t diff_sd_spec;
+    diff_sd_spec.push_back(uhd::usrp::subdev_spec_pair_t("B", "BA"));
+    diff_sd_spec.push_back(uhd::usrp::subdev_spec_pair_t("B", "BA"));
+
     //convert to and from args string
     std::cout << "Pretty Print: " << std::endl << sd_spec.to_pp_string();
     std::string markup_str = sd_spec.to_string();
@@ -40,5 +45,8 @@ BOOST_AUTO_TEST_CASE(test_subdevice_spec){
     for (size_t i = 0; i < sd_spec.size(); i++){
         BOOST_CHECK_EQUAL(sd_spec.at(i).db_name, new_sd_spec.at(i).db_name);
         BOOST_CHECK_EQUAL(sd_spec.at(i).sd_name, new_sd_spec.at(i).sd_name);
+
+        BOOST_CHECK(sd_spec.at(i) == new_sd_spec.at(i));
+        BOOST_CHECK(sd_spec.at(i) != diff_sd_spec.at(i));
     }
 }