Add unit tests for actor udevamdinfo

* Move actor's process to its library
* Add check for run in process
* Create file with short output of 'udevamd info -e' for testing
  purposes
* Add unit tests for actor

Jira: OAMG-1277

repos/system_upgrade/common/actors/udev/udevadminfo/actor.py

@@ -1,5 +1,5 @@
 from leapp.actors import Actor
-from leapp.libraries.stdlib import run
+from leapp.libraries.actor import udevadminfo
 from leapp.models import UdevAdmInfoData
 from leapp.tags import FactsPhaseTag, IPUWorkflowTag
 
@@ -15,5 +15,4 @@ class UdevAdmInfo(Actor):
     tags = (IPUWorkflowTag, FactsPhaseTag,)
 
     def process(self):
-        out = run(['udevadm', 'info', '-e'])['stdout']
-        self.produce(UdevAdmInfoData(db=out))
+        udevadminfo.process()

repos/system_upgrade/common/actors/udev/udevadminfo/libraries/udevadminfo.py

@@ -0,0 +1,19 @@
+from leapp.exceptions import StopActorExecutionError
+from leapp.libraries.stdlib import api, CalledProcessError, run
+from leapp.models import UdevAdmInfoData
+
+
+def process():
+    try:
+        out = run(['udevadm', 'info', '-e'])['stdout']
+    except (CalledProcessError, OSError) as err:
+        raise StopActorExecutionError(
+            message=(
+                "Unable to gather information about the system devices"
+            ),
+            details={
+                'details': 'Failed to execute `udevadm info -e` command.',
+                'error': str(err)
+            }
+        )
+    api.produce(UdevAdmInfoData(db=out))

repos/system_upgrade/common/actors/udev/udevadminfo/tests/files/udevadm_database

@@ -0,0 +1,134 @@
+P: /devices/LNXSYSTM:00/LNXSYBUS:00/ACPI0010:00/LNXCPU:00
+E: DEVPATH=/devices/LNXSYSTM:00/LNXSYBUS:00/ACPI0010:00/LNXCPU:00
+E: ID_VENDOR_FROM_DATABASE=The Linux Foundation
+E: MODALIAS=acpi:LNXCPU:
+E: SUBSYSTEM=acpi
+E: USEC_INITIALIZED=1698543
+
+P: /devices/LNXSYSTM:00/LNXSYBUS:00/ACPI0010:00/LNXCPU:01
+E: DEVPATH=/devices/LNXSYSTM:00/LNXSYBUS:00/ACPI0010:00/LNXCPU:01
+E: ID_VENDOR_FROM_DATABASE=The Linux Foundation
+E: MODALIAS=acpi:LNXCPU:
+E: SUBSYSTEM=acpi
+E: USEC_INITIALIZED=1698839
+
+P: /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0103:00
+E: DEVPATH=/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0103:00
+E: ID_VENDOR_FROM_DATABASE=The Linux Foundation
+E: MODALIAS=acpi:PNP0103:
+E: SUBSYSTEM=acpi
+E: USEC_INITIALIZED=1697906
+
+P: /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A03:00
+E: DEVPATH=/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A03:00
+E: ID_VENDOR_FROM_DATABASE=The Linux Foundation
+E: MODALIAS=acpi:PNP0A03:
+E: SUBSYSTEM=acpi
+E: USEC_INITIALIZED=1698109
+
+P: /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A03:00/PNP0A06:00
+E: DEVPATH=/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A03:00/PNP0A06:00
+E: ID_VENDOR_FROM_DATABASE=The Linux Foundation
+E: MODALIAS=acpi:PNP0A06:
+E: SUBSYSTEM=acpi
+E: USEC_INITIALIZED=1702939
+P: /devices/LNXSYSTM:00
+E: DEVPATH=/devices/LNXSYSTM:00
+E: ID_VENDOR_FROM_DATABASE=The Linux Foundation
+E: MODALIAS=acpi:LNXSYSTM:
+E: SUBSYSTEM=acpi
+E: USEC_INITIALIZED=1694509
+
+P: /devices/LNXSYSTM:00/LNXPWRBN:00
+E: DEVPATH=/devices/LNXSYSTM:00/LNXPWRBN:00
+E: DRIVER=button
+E: ID_VENDOR_FROM_DATABASE=The Linux Foundation
+E: MODALIAS=acpi:LNXPWRBN:
+E: SUBSYSTEM=acpi
+E: USEC_INITIALIZED=1695034
+
+P: /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0
+E: DEVPATH=/devices/LNXSYSTM:00/LNXPWRBN:00/input/input0
+E: EV=3
+E: ID_FOR_SEAT=input-acpi-LNXPWRBN_00
+E: ID_INPUT=1
+E: ID_INPUT_KEY=1
+E: ID_PATH=acpi-LNXPWRBN:00
+E: ID_PATH_TAG=acpi-LNXPWRBN_00
+E: KEY=10000000000000 0
+E: MODALIAS=input:b0019v0000p0001e0000-e0,1,k74,ramlsfw
+E: NAME="Power Button"
+E: PHYS="LNXPWRBN/button/input0"
+E: PRODUCT=19/0/1/0
+E: PROP=0
+E: SUBSYSTEM=input
+E: TAGS=:seat:
+E: USEC_INITIALIZED=1697068
+
+P: /devices/LNXSYSTM:00/LNXPWRBN:00/input/input0/event0
+N: input/event0
+E: DEVNAME=/dev/input/event0
+E: DEVPATH=/devices/LNXSYSTM:00/LNXPWRBN:00/input/input0/event0
+E: ID_INPUT=1
+E: ID_INPUT_KEY=1
+E: ID_PATH=acpi-LNXPWRBN:00
+E: ID_PATH_TAG=acpi-LNXPWRBN_00
+E: MAJOR=13
+E: MINOR=64
+E: SUBSYSTEM=input
+E: TAGS=:power-switch:
+E: USEC_INITIALIZED=1744996
+
+P: /devices/LNXSYSTM:00/LNXPWRBN:00/wakeup/wakeup10
+E: DEVPATH=/devices/LNXSYSTM:00/LNXPWRBN:00/wakeup/wakeup10
+E: SUBSYSTEM=wakeup
+
+P: /devices/LNXSYSTM:00/LNXSYBUS:00
+E: DEVPATH=/devices/LNXSYSTM:00/LNXSYBUS:00
+E: ID_VENDOR_FROM_DATABASE=The Linux Foundation
+E: MODALIAS=acpi:LNXSYBUS:
+E: SUBSYSTEM=acpi
+E: USEC_INITIALIZED=1695925
+
+P: /devices/LNXSYSTM:00/LNXSYBUS:00/ACPI0010:00
+E: DEVPATH=/devices/LNXSYSTM:00/LNXSYBUS:00/ACPI0010:00
+E: ID_VENDOR_FROM_DATABASE=The Linux Foundation
+E: MODALIAS=acpi:ACPI0010:PNP0A05:
+E: SUBSYSTEM=acpi
+E: USEC_INITIALIZED=1698058
+
+P: /devices/LNXSYSTM:00/LNXSYBUS:00/ACPI0010:00/LNXCPU:00
+E: DEVPATH=/devices/LNXSYSTM:00/LNXSYBUS:00/ACPI0010:00/LNXCPU:00
+E: ID_VENDOR_FROM_DATABASE=The Linux Foundation
+E: MODALIAS=acpi:LNXCPU:
+E: SUBSYSTEM=acpi
+E: USEC_INITIALIZED=1698543
+
+P: /devices/LNXSYSTM:00/LNXSYBUS:00/ACPI0010:00/LNXCPU:01
+E: DEVPATH=/devices/LNXSYSTM:00/LNXSYBUS:00/ACPI0010:00/LNXCPU:01
+E: ID_VENDOR_FROM_DATABASE=The Linux Foundation
+E: MODALIAS=acpi:LNXCPU:
+E: SUBSYSTEM=acpi
+E: USEC_INITIALIZED=1698839
+
+P: /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0103:00
+E: DEVPATH=/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0103:00
+E: ID_VENDOR_FROM_DATABASE=The Linux Foundation
+E: MODALIAS=acpi:PNP0103:
+E: SUBSYSTEM=acpi
+E: USEC_INITIALIZED=1697906
+
+P: /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A03:00
+E: DEVPATH=/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A03:00
+E: ID_VENDOR_FROM_DATABASE=The Linux Foundation
+E: MODALIAS=acpi:PNP0A03:
+E: SUBSYSTEM=acpi
+E: USEC_INITIALIZED=1698109
+
+P: /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A03:00/PNP0A06:00
+E: DEVPATH=/devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A03:00/PNP0A06:00
+E: ID_VENDOR_FROM_DATABASE=The Linux Foundation
+E: MODALIAS=acpi:PNP0A06:
+E: SUBSYSTEM=acpi
+E: USEC_INITIALIZED=1702939
+

repos/system_upgrade/common/actors/udev/udevadminfo/tests/test_udevadminfo.py

@@ -0,0 +1,40 @@
+import os
+
+import pytest
+
+from leapp.exceptions import StopActorExecutionError
+from leapp.libraries.actor import udevadminfo
+from leapp.libraries.common import testutils
+from leapp.libraries.stdlib import api, CalledProcessError
+from leapp.models import UdevAdmInfoData
+
+CUR_DIR = os.path.dirname(os.path.abspath(__file__))
+
+
+def _raise_call_error(*args):
+    raise CalledProcessError(
+        message='A Leapp Command Error occurred.',
+        command=args,
+        result={'signal': None, 'exit_code': 1, 'pid': 0, 'stdout': 'fake', 'stderr': 'fake'}
+    )
+
+
+def test_failed_run(monkeypatch):
+    monkeypatch.setattr(api, 'produce', testutils.produce_mocked())
+    monkeypatch.setattr(udevadminfo, 'run', _raise_call_error)
+
+    with pytest.raises(StopActorExecutionError):
+        udevadminfo.process()
+
+
+def test_udevadminfo(monkeypatch):
+
+    with open(os.path.join(CUR_DIR, 'files', 'udevadm_database'), 'r') as fp:
+        mocked_data = fp.read()
+    monkeypatch.setattr(api, 'produce', testutils.produce_mocked())
+    monkeypatch.setattr(udevadminfo, 'run', lambda *args: {'stdout': mocked_data})
+    udevadminfo.process()
+
+    assert api.produce.called == 1
+    assert isinstance(api.produce.model_instances[0], UdevAdmInfoData)
+    assert api.produce.model_instances[0].db == mocked_data