Coverage for hdl_registers/test/test_register_mode.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# First party libraries 

11from hdl_registers.register_mode import ( 

12 HardwareAccessDirection, 

13 RegisterMode, 

14 SoftwareAccessDirection, 

15) 

16 

17 

18def test_repr(): 

19 assert ( 

20 repr( 

21 RegisterMode( 

22 shorthand="a", 

23 name="b", 

24 description="c", 

25 software_can_read=False, 

26 software_can_write=False, 

27 hardware_has_up=False, 

28 ) 

29 ) 

30 == "RegisterMode(shorthand=a)" 

31 ) 

32 

33 

34def test_software_access_direction(): 

35 register_mode = RegisterMode( 

36 shorthand="a", 

37 name="b", 

38 description="c", 

39 software_can_read=True, 

40 software_can_write=False, 

41 hardware_has_up=False, 

42 ) 

43 

44 assert register_mode.is_software_accessible(SoftwareAccessDirection.READ) 

45 assert not register_mode.is_software_accessible(SoftwareAccessDirection.WRITE) 

46 

47 

48def test_hardware_access_direction(): 

49 register_mode = RegisterMode( 

50 shorthand="a", 

51 name="b", 

52 description="c", 

53 software_can_read=True, 

54 software_can_write=False, 

55 hardware_has_up=True, 

56 ) 

57 

58 assert register_mode.is_hardware_accessible(HardwareAccessDirection.UP) 

59 assert not register_mode.is_software_accessible(HardwareAccessDirection.DOWN) 

60 

61 register_mode = RegisterMode( 

62 shorthand="a", 

63 name="b", 

64 description="c", 

65 software_can_read=True, 

66 software_can_write=True, 

67 hardware_has_up=False, 

68 ) 

69 

70 assert not register_mode.is_hardware_accessible(HardwareAccessDirection.UP) 

71 assert register_mode.is_software_accessible(HardwareAccessDirection.DOWN)