feat: apply venv test to all example

Author: yokeTH

ex02_1_bit_full_adder/test/Makefile

@@ -13,5 +13,11 @@ TOPLEVEL = full_adder
 # MODULE is the basename of the Python test file
 MODULE = full_adder_test
 
-# include cocotb's make rules to take care of the simulator setup
-include $(shell cocotb-config --makefiles)/Makefile.sim
+ifeq ($(OS), Darwin)
+	include Makefile.Unix
+else ifeq ($(OS), Linux)
+	include Makefile.Unix
+else
+	# include cocotb's make rules to take care of the simulator setup
+	include $(shell cocotb-config --makefiles)/Makefile.sim
+endif

ex02_1_bit_full_adder/test/Makefile.Unix

@@ -0,0 +1,47 @@
+# Python environment variables
+VENV = venv
+PYTHON = $(VENV)/bin/python
+PIP = $(VENV)/bin/pip
+PYTHON_VERSION := $(shell python3 -c "import sys; print(f'{sys.version_info.major}.{sys.version_info.minor}')")
+
+# Explicitly set the path to simulators and cocotb
+COCOTB_HOME = $(VENV)/lib/python$(PYTHON_VERSION)/site-packages/cocotb
+
+# Default target
+all: check_prereqs test
+
+# Check prerequisites
+check_prereqs:
+	@echo "Checking Cocotb and Simulator Prerequisites:"
+	@echo "Python Path: $(PYTHON)"
+	@echo "Cocotb Home: $(COCOTB_HOME)"
+	@echo "Simulator: $(SIM)"
+	@which iverilog || (echo "Icarus Verilog (iverilog) not found. Please install it." && exit 1)
+
+# Create Python virtual environment
+env:
+	@python3 -m venv $(VENV)
+	@$(PIP) install --upgrade pip
+	@$(PIP) install cocotb
+
+# Run tests with explicit paths
+test: env check_prereqs
+	@echo "Running Cocotb tests..."
+	@cd $(shell pwd) && \
+	PYTHONPATH=$(VENV)/lib/python$(PYTHON_VERSION)/site-packages \
+	PATH=$(VENV)/bin:$(PATH) \
+	$(MAKE) -f $(COCOTB_HOME)/share/makefiles/Makefile.sim \
+	VERILOG_SOURCES=$(VERILOG_SOURCES) \
+	TOPLEVEL=$(TOPLEVEL) \
+	MODULE=$(MODULE) \
+	SIM=$(SIM)
+
+# Clean up
+clean:
+	@rm -rf $(VENV)
+	@rm -rf sim_build
+	@rm -rf results.tap
+	@rm -rf *.xml
+	@rm -rf __pycache__
+
+.PHONY: all env test clean check_prereqs

ex03_4_bit_half_adder/test/Makefile

@@ -13,5 +13,11 @@ TOPLEVEL = half_adder_4
 # MODULE is the basename of the Python test file
 MODULE = half_adder_4_test
 
-# include cocotb's make rules to take care of the simulator setup
-include $(shell cocotb-config --makefiles)/Makefile.sim
+ifeq ($(OS), Darwin)
+	include Makefile.Unix
+else ifeq ($(OS), Linux)
+	include Makefile.Unix
+else
+	# include cocotb's make rules to take care of the simulator setup
+	include $(shell cocotb-config --makefiles)/Makefile.sim
+endif

ex03_4_bit_half_adder/test/Makefile.Unix

@@ -0,0 +1,47 @@
+# Python environment variables
+VENV = venv
+PYTHON = $(VENV)/bin/python
+PIP = $(VENV)/bin/pip
+PYTHON_VERSION := $(shell python3 -c "import sys; print(f'{sys.version_info.major}.{sys.version_info.minor}')")
+
+# Explicitly set the path to simulators and cocotb
+COCOTB_HOME = $(VENV)/lib/python$(PYTHON_VERSION)/site-packages/cocotb
+
+# Default target
+all: check_prereqs test
+
+# Check prerequisites
+check_prereqs:
+	@echo "Checking Cocotb and Simulator Prerequisites:"
+	@echo "Python Path: $(PYTHON)"
+	@echo "Cocotb Home: $(COCOTB_HOME)"
+	@echo "Simulator: $(SIM)"
+	@which iverilog || (echo "Icarus Verilog (iverilog) not found. Please install it." && exit 1)
+
+# Create Python virtual environment
+env:
+	@python3 -m venv $(VENV)
+	@$(PIP) install --upgrade pip
+	@$(PIP) install cocotb
+
+# Run tests with explicit paths
+test: env check_prereqs
+	@echo "Running Cocotb tests..."
+	@cd $(shell pwd) && \
+	PYTHONPATH=$(VENV)/lib/python$(PYTHON_VERSION)/site-packages \
+	PATH=$(VENV)/bin:$(PATH) \
+	$(MAKE) -f $(COCOTB_HOME)/share/makefiles/Makefile.sim \
+	VERILOG_SOURCES=$(VERILOG_SOURCES) \
+	TOPLEVEL=$(TOPLEVEL) \
+	MODULE=$(MODULE) \
+	SIM=$(SIM)
+
+# Clean up
+clean:
+	@rm -rf $(VENV)
+	@rm -rf sim_build
+	@rm -rf results.tap
+	@rm -rf *.xml
+	@rm -rf __pycache__
+
+.PHONY: all env test clean check_prereqs