add some more unit tests as an experiment

diff --git a/src/test_bsv/tests/test_pinmux.py b/src/test_bsv/tests/test_pinmux.py
index e2ad15c111d1e189efded3fb92c6939e5e580c05..c9ab9a41a58828aa191bda32c3f1f94fb51745ec 100644 (file)
--- a/src/test_bsv/tests/test_pinmux.py
+++ b/src/test_bsv/tests/test_pinmux.py
@@ -10,22 +10,62 @@ import random
 def pinmux_basic_test(dut):
     """Test for 5 + 10"""
     yield Timer(2)
-    A = 5
-    B = 10
-
-    print dir(dut)
 
     dut.mux_lines_cell0_mux_in = 1
     dut.mux_lines_cell1_mux_in = 2
     dut.mux_lines_cell2_mux_in = 0
+    yield Timer(2)
+    dut.EN_mux_lines_cell0_mux = 1
+    dut.EN_mux_lines_cell1_mux = 1
+    dut.EN_mux_lines_cell2_mux = 1
+    yield Timer(2)
+    dut.peripheral_side_uart_tx_in = 1
+    dut.peripheral_side_gpioa_a0_outen_in = 1
 
     yield Timer(2)
 
-    if int(dut.X) != pinmux_model(A, B):
+    dut.peripheral_side_gpioa_a2_out_in = 0
+    dut.peripheral_side_gpioa_a2_outen_in = 1
+
+    yield Timer(2)
+
+    if dut.iocell_side_io2_cell_out != 0:
         raise TestFailure(
-            "Adder result is incorrect: %s != 15" % str(dut.X))
-    else:  # these last two lines are not strictly necessary
-        dut._log.info("Ok!")
+            "gpioa_a2=0/mux=0/out=1 %s iocell_io2 != 0" % \
+                    str(dut.iocell_side_io2_cell_out ))
+
+    dut.peripheral_side_gpioa_a2_out_in = 1
+
+    yield Timer(2)
+
+    if dut.iocell_side_io2_cell_out != 1:
+        raise TestFailure(
+            "gpioa_a2=0/mux=0/out=1 %s iocell_io2 != 1" % \
+                    str(dut.iocell_side_io2_cell_out ))
+
+    # UART
+    yield Timer(2)
+    dut.peripheral_side_uart_tx_in = 1
+    dut.peripheral_side_gpioa_a0_outen_in = 1
+
+    yield Timer(2)
+
+    if dut.iocell_side_io0_cell_out != 1:
+        raise TestFailure(
+            "uart_tx=1/mux=0/out=1 %s iocell_io0 != 1" % \
+                    str(dut.iocell_side_io0_cell_out ))
+
+    dut.peripheral_side_uart_tx_in = 0
+
+    yield Timer(2)
+
+    if dut.iocell_side_io0_cell_out != 0:
+        raise TestFailure(
+            "uart_tx=0/mux=0/out=1 %s iocell_io0 != 0" % \
+                    str(dut.iocell_side_io0_cell_out ))
+
+    dut._log.info("Ok!")
+    yield Timer(2)
 
 
 @cocotb.test()
@@ -33,6 +73,8 @@ def pinmux_randomised_test(dut):
     """Test for adding 2 random numbers multiple times"""
     yield Timer(2)
 
+    return
+
     for i in range(10):
         A = random.randint(0, 15)
         B = random.randint(0, 15)