Coverage for hdl_registers/generator/vhdl/simulation/test/test_wait_until_package.py: 100%

1# -------------------------------------------------------------------------------------------------- 

2# Copyright (c) Lukas Vik. All rights reserved. 

3# 

4# This file is part of the hdl-registers project, an HDL register generator fast enough to run 

5# in real time. 

6# https://hdl-registers.com 

7# https://github.com/hdl-registers/hdl-registers 

8# -------------------------------------------------------------------------------------------------- 

9 

10""" 

11Some limited unit tests. 

12Note that the generated VHDL code is also simulated in a functional test. 

13""" 

14 

15# First party libraries 

16from hdl_registers.generator.vhdl.simulation.wait_until_package import ( 

17 VhdlSimulationWaitUntilPackageGenerator, 

18) 

19from hdl_registers.register_list import RegisterList 

20from hdl_registers.register_modes import REGISTER_MODES 

21 

22 

23def test_package_is_not_generated_without_registers(tmp_path): 

24 register_list = RegisterList(name="test", source_definition_file=None) 

25 

26 assert not VhdlSimulationWaitUntilPackageGenerator(register_list, tmp_path).create().exists() 

27 

28 register_list.add_constant(name="apa", value=True, description="") 

29 assert not VhdlSimulationWaitUntilPackageGenerator(register_list, tmp_path).create().exists() 

30 

31 register_list.append_register(name="hest", mode=REGISTER_MODES["r_w"], description="") 

32 assert VhdlSimulationWaitUntilPackageGenerator(register_list, tmp_path).create().exists() 

33 

34 

35def test_re_generating_package_without_registers_should_delete_old_file(tmp_path): 

36 register_list = RegisterList(name="test", source_definition_file=None) 

37 register_list.append_register(name="apa", mode=REGISTER_MODES["r_w"], description="") 

38 

39 assert VhdlSimulationWaitUntilPackageGenerator(register_list, tmp_path).create().exists() 

40 

41 register_list.register_objects = [] 

42 assert not VhdlSimulationWaitUntilPackageGenerator(register_list, tmp_path).create().exists()