1 files changed, 82 insertions, 0 deletions
diff --git a/host/tests/stream_sig_test.cpp b/host/tests/stream_sig_test.cpp
new file mode 100644
index 000000000..904a14053
--- /dev/null
+++ b/host/tests/stream_sig_test.cpp
@@ -0,0 +1,82 @@
+//
+// Copyright 2014-2015 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 <iostream>
+#include <boost/test/unit_test.hpp>
+#include <uhd/exception.hpp>
+#include <uhd/rfnoc/stream_sig.hpp>
+
+using namespace uhd::rfnoc;
+
+BOOST_AUTO_TEST_CASE(test_stream_sig) {
+    stream_sig_t stream_sig;
+
+    BOOST_CHECK_EQUAL(stream_sig.item_type, "");
+    BOOST_CHECK_EQUAL(stream_sig.vlen, 0);
+    BOOST_CHECK_EQUAL(stream_sig.packet_size, 0);
+    BOOST_CHECK_EQUAL(stream_sig.is_bursty, false);
+
+    std::stringstream ss;
+    ss << stream_sig;
+    // Eventually actually test the contents
+    std::cout << ss.str() << std::endl;
+}
+
+BOOST_AUTO_TEST_CASE(test_stream_sig_compat) {
+    stream_sig_t upstream_sig;
+    stream_sig_t downstream_sig;
+
+    BOOST_CHECK(stream_sig_t::is_compatible(upstream_sig, downstream_sig));
+    upstream_sig.vlen = 32;
+    BOOST_CHECK(stream_sig_t::is_compatible(upstream_sig, downstream_sig));
+    downstream_sig.vlen = 32;
+    BOOST_CHECK(stream_sig_t::is_compatible(upstream_sig, downstream_sig));
+    upstream_sig.vlen = 16;
+    BOOST_CHECK(not stream_sig_t::is_compatible(upstream_sig, downstream_sig));
+    upstream_sig.vlen = 32;
+    BOOST_CHECK(stream_sig_t::is_compatible(upstream_sig, downstream_sig));
+    upstream_sig.packet_size = 8;
+    BOOST_CHECK(stream_sig_t::is_compatible(upstream_sig, downstream_sig));
+    downstream_sig.packet_size = 12;
+    BOOST_CHECK(not stream_sig_t::is_compatible(upstream_sig, downstream_sig));
+    upstream_sig.packet_size = 0;
+    BOOST_CHECK(stream_sig_t::is_compatible(upstream_sig, downstream_sig));
+    downstream_sig.item_type = "";
+    BOOST_CHECK(stream_sig_t::is_compatible(upstream_sig, downstream_sig));
+    upstream_sig.item_type = "sc16";
+    downstream_sig.item_type = "s8";
+    BOOST_CHECK(not stream_sig_t::is_compatible(upstream_sig, downstream_sig));
+}
+
+BOOST_AUTO_TEST_CASE(test_stream_sig_types) {
+    stream_sig_t stream_sig;
+    BOOST_CHECK_EQUAL(stream_sig.get_bytes_per_item(), 0);
+    stream_sig.item_type = "sc16";
+    BOOST_CHECK_EQUAL(stream_sig.get_bytes_per_item(), 4);
+    stream_sig.item_type = "sc12";
+    BOOST_CHECK_EQUAL(stream_sig.get_bytes_per_item(), 3);
+    stream_sig.item_type = "sc8";
+    BOOST_CHECK_EQUAL(stream_sig.get_bytes_per_item(), 2);
+    stream_sig.item_type = "s16";
+    BOOST_CHECK_EQUAL(stream_sig.get_bytes_per_item(), 2);
+    stream_sig.item_type = "s8";
+    BOOST_CHECK_EQUAL(stream_sig.get_bytes_per_item(), 1);
+    stream_sig.item_type = "fc32";
+    BOOST_CHECK_EQUAL(stream_sig.get_bytes_per_item(), 8);
+    stream_sig.item_type = "not_a_type";
+    BOOST_REQUIRE_THROW(stream_sig.get_bytes_per_item(), uhd::key_error);
+}