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import pytest
import subprocess
import tempfile
import attr
import os
from pathlib import Path
from labgrid.driver.flashscriptdriver import FlashScriptDriver
from labgrid.resource.common import ManagedResource
from labgrid import target_factory
@target_factory.reg_resource
@attr.s(eq=False)
class MockFlashableDevice(ManagedResource):
def __attrs_post_init__(self):
super().__attrs_post_init__()
self.avail = True
@property
def prop(self):
return "test"
@pytest.fixture(scope="function")
def resource(target):
r = MockFlashableDevice(target, name=None)
assert isinstance(r, MockFlashableDevice)
target.activate(r)
return r
@pytest.fixture(scope="function")
def driver(target, mocker, resource):
mocker.patch.dict(
FlashScriptDriver.bindings,
{
"device": {
"MockFlashableDevice",
},
},
)
d = FlashScriptDriver(target, name=None)
assert isinstance(d, FlashScriptDriver)
target.activate(d)
return d
def capture_argument_expansion(d, var):
with tempfile.NamedTemporaryFile() as f:
d.flash("/bin/sh", args=["-c", "echo -n {%s} > %s" % (var, f.name)])
return f.read().decode("utf-8")
@pytest.mark.skipif(not Path("/bin/true").exists(), reason="true not available")
def test_script_success(target, driver):
driver.flash("/bin/true")
@pytest.mark.skipif(not Path('/bin/false').exists(), reason="false not available")
def test_script_failure(target, driver):
with pytest.raises(subprocess.CalledProcessError):
driver.flash("/bin/false")
def test_argument_device_expansion(target, resource, driver):
value = capture_argument_expansion(driver, "device.prop")
assert value == resource.prop
def test_argument_file_expansion(target, driver):
value = capture_argument_expansion(driver, "file.local_path")
assert os.path.samefile(value, "/bin/sh")
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