1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
|
import pytest
from briefcase.exceptions import UnsupportedHostError
from briefcase.integrations.subprocess import Subprocess
def test_short_circuit(mock_tools):
"""Tool is not created if already cached."""
mock_tools.subprocess = "tool"
tool = Subprocess.verify(mock_tools)
assert tool == "tool"
assert tool == mock_tools.subprocess
def test_unsupported_os(mock_tools):
"""When host OS is not supported, an error is raised."""
mock_tools.host_os = "wonky"
# Delete subprocess since it has already been verified
delattr(mock_tools, "subprocess")
with pytest.raises(
UnsupportedHostError,
match=f"{Subprocess.name} is not supported on wonky",
):
Subprocess.verify(mock_tools)
def test_verify(mock_tools):
"""Subprocess verify always returns/sets subprocess tool."""
subprocess_tool = Subprocess.verify(mock_tools)
assert isinstance(subprocess_tool, Subprocess)
assert subprocess_tool is mock_tools.subprocess
|
