Initial release

1 files changed, 123 insertions, 0 deletions

diff --git a/src/tb/splitter_tb.cpp b/src/tb/splitter_tb.cpp
new file mode 100644
index 0000000..eeb3420
--- /dev/null
+++ b/src/tb/splitter_tb.cpp
@@ -0,0 +1,123 @@
+#include <ctime>
+#include <iomanip>
+#include <tb/splitter_tb.h>
+
+#include "general_utils.h"
+
+void Splitter_tb::run_1()
+{
+    IN->write(OpticalSignal(sqrt(1.0), 1550e-9));
+    wait(100, SC_MS);
+    IN->write(OpticalSignal(-sqrt(1.0), 1550e-9));
+    wait(100, SC_MS);
+    IN->write(OpticalSignal(sqrt(2.0), 1550e-9));
+    wait(100, SC_MS);
+    IN->write(OpticalSignal(-sqrt(2.0), 1550e-9));
+    wait(10, SC_PS);
+    IN->write(OpticalSignal(sqrt(3.0), 1550e-9));
+    wait(100, SC_MS);
+
+    wait(OUT1->value_changed_event());
+    wait(1, SC_SEC);
+    sc_stop();
+}
+
+void Splitter_tb::monitor()
+{
+    unsigned int event_counter = 0;
+    unsigned int success_counter = 0;
+    const unsigned int test_number = 3;
+    while(true)
+    {
+        wait();
+        event_counter++;
+        std::cout << sc_time_stamp() << ":" << std::endl
+                << "\tIN: " << IN->read() << std::endl
+                << "\tOUT1:  " << OUT1->read() << std::endl
+                << "\tOUT2:  " << OUT2->read() << std::endl
+                << "\tCOUNT: " << event_counter << std::endl;
+
+        if(event_counter == 10)
+        {
+            if (is_close(norm(OUT1->read().m_field), 0.75, 1e-4))
+                success_counter++;
+            else
+            {
+                std::cout << "-----------------/! \\---------------" << std::endl;
+                std::cout << "Failure!" << std::endl;
+                std::cout << "Expected 0.75W as output power!" << std::endl;
+                std::cout << "-----------------/! \\---------------" << std::endl;
+            }
+
+            if (is_close(norm(OUT1->read().m_field), norm(OUT2->read().m_field), 1e-4))
+                success_counter++;
+            else
+            {
+                std::cout << "-----------------/! \\---------------" << std::endl;
+                std::cout << "Failure!" << std::endl;
+                std::cout << "Expected same power in both ends!" << std::endl;
+                std::cout << "-----------------/! \\---------------" << std::endl;
+            }
+
+            if (is_close(arg(OUT1->read().m_field), 0, 1e-4) && is_close(arg(OUT2->read().m_field), 0, 1e-4))
+                success_counter++;
+            else
+            {
+                std::cout << "-----------------/! \\---------------" << std::endl;
+                std::cout << "Failure!" << std::endl;
+                std::cout << "Expected zero phase in both ends!" << std::endl;
+                std::cout << "-----------------/! \\---------------" << std::endl;
+            }
+
+            std::cout << "-----------------/! \\---------------" << std::endl;
+            std::cout << "Test finished!" << std::endl;
+            std::cout << "Success rate: " << success_counter << "/" << test_number << std::endl;
+            std::cout << "-----------------/! \\---------------" << std::endl;
+        }
+    }
+}
+
+void Splitter_tb_run()
+{
+    // Apply SPECS resolution before creating any device
+    specsGlobalConfig.applyEngineResolution();
+
+    spx::oa_signal_type IN, OUT1, OUT2;
+
+    Splitter uut("uut");
+    uut.m_attenuation_dB = 3.0103;
+    uut.p_in(IN);
+    uut.p_out1(OUT1);
+    uut.p_out2(OUT2);
+
+    Splitter_tb tb("tb");
+    tb.IN(IN);
+    tb.OUT1(OUT1);
+    tb.OUT2(OUT2);
+
+    // Open Trace file
+    std::string trace_filename = "traces/";
+    trace_filename += "splitter_tb";
+    specsGlobalConfig.trace_filename = trace_filename;
+
+    // Apply SPECS options specific to the testbench
+    specsGlobalConfig.simulation_mode = OpticalOutputPortMode::EVENT_DRIVEN;
+    specsGlobalConfig.trace_all_optical_nets = 0;
+
+    Probe probe_splitter_1("probe_splitter_1",specsGlobalConfig.default_trace_file);
+    probe_splitter_1.p_in(OUT1);
+
+    Probe probe_splitter_2("probe_splitter_2",specsGlobalConfig.default_trace_file);
+    probe_splitter_2.p_in(OUT2);
+
+    // Run SPECS pre-simulation code
+    specsGlobalConfig.prepareSimulation();
+
+    // Start simulation
+    sc_start();
+
+    std::cout << std::endl << std::endl;
+    std::cout << ".vcd trace file: " << specsGlobalConfig.trace_filename << std::endl;
+
+    sc_close_vcd_trace_file(specsGlobalConfig.default_trace_file);
+}