41 lines
1.1 KiB
Python
41 lines
1.1 KiB
Python
# SPDX-FileCopyrightText: © 2024 Tiny Tapeout
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# SPDX-License-Identifier: MIT
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import cocotb
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from cocotb.clock import Clock
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from cocotb.triggers import ClockCycles
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@cocotb.test()
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async def test_project(dut):
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dut._log.info("Start")
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# Set the clock period to 10 us (100 KHz)
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clock = Clock(dut.clk, 10, units="us")
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cocotb.start_soon(clock.start())
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# Reset
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dut._log.info("Reset")
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dut.ena.value = 1
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dut.ui_in.value = 0
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dut.uio_in.value = 0
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dut.rst_n.value = 0
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await ClockCycles(dut.clk, 10)
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dut.rst_n.value = 1
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dut._log.info("Test project behavior")
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# Set the input values you want to test
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dut.ui_in.value = 20
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dut.uio_in.value = 30
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# Wait for one clock cycle to see the output values
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await ClockCycles(dut.clk, 1)
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# The following assersion is just an example of how to check the output values.
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# Change it to match the actual expected output of your module:
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assert dut.uo_out.value == 50
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# Keep testing the module by changing the input values, waiting for
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# one or more clock cycles, and asserting the expected output values.
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