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# Copyright (C) 2013 Intel Corporation
#
# Released under the MIT license (see COPYING.MIT)
# Main unittest module used by testimage.bbclass
# This provides the oeRuntimeTest base class which is inherited by all tests in meta/lib/oeqa/runtime.
# It also has some helper functions and it's responsible for actually starting the tests
import os, re, mmap, sys
import unittest
import inspect
import subprocess
import signal
import shutil
try:
import bb
except ImportError:
pass
import logging
import oeqa.runtime
# Exported test doesn't require sdkext
try:
import oeqa.sdkext
except ImportError:
pass
from oeqa.utils.decorators import LogResults, gettag, getResults
from oeqa.utils import avoid_paths_in_environ
logger = logging.getLogger("BitBake")
def getVar(obj):
#extend form dict, if a variable didn't exists, need find it in testcase
class VarDict(dict):
def __getitem__(self, key):
return gettag(obj, key)
return VarDict()
def checkTags(tc, tagexp):
return eval(tagexp, None, getVar(tc))
def filterByTagExp(testsuite, tagexp):
if not tagexp:
return testsuite
caseList = []
for each in testsuite:
if not isinstance(each, unittest.BaseTestSuite):
if checkTags(each, tagexp):
caseList.append(each)
else:
caseList.append(filterByTagExp(each, tagexp))
return testsuite.__class__(caseList)
@LogResults
class oeTest(unittest.TestCase):
pscmd = "ps"
longMessage = True
@classmethod
def hasPackage(self, pkg):
for item in oeTest.tc.pkgmanifest.split('\n'):
if re.match(pkg, item):
return True
return False
@classmethod
def hasFeature(self,feature):
if feature in oeTest.tc.imagefeatures or \
feature in oeTest.tc.distrofeatures:
return True
else:
return False
class oeRuntimeTest(oeTest):
def __init__(self, methodName='runTest'):
self.target = oeRuntimeTest.tc.target
super(oeRuntimeTest, self).__init__(methodName)
def setUp(self):
# Check if test needs to run
if self.tc.sigterm:
self.fail("Got SIGTERM")
elif (type(self.target).__name__ == "QemuTarget"):
self.assertTrue(self.target.check(), msg = "Qemu not running?")
self.setUpLocal()
# a setup method before tests but after the class instantiation
def setUpLocal(self):
pass
def tearDown(self):
res = getResults()
# If a test fails or there is an exception dump
# for QemuTarget only
if (type(self.target).__name__ == "QemuTarget" and
(self.id() in res.getErrorList() or
self.id() in res.getFailList())):
self.tc.host_dumper.create_dir(self._testMethodName)
self.tc.host_dumper.dump_host()
self.target.target_dumper.dump_target(
self.tc.host_dumper.dump_dir)
print ("%s dump data stored in %s" % (self._testMethodName,
self.tc.host_dumper.dump_dir))
self.tearDownLocal()
# Method to be run after tearDown and implemented by child classes
def tearDownLocal(self):
pass
#TODO: use package_manager.py to install packages on any type of image
def install_packages(self, packagelist):
for package in packagelist:
(status, result) = self.target.run("smart install -y "+package)
if status != 0:
return status
class oeSDKTest(oeTest):
def __init__(self, methodName='runTest'):
self.sdktestdir = oeSDKTest.tc.sdktestdir
super(oeSDKTest, self).__init__(methodName)
@classmethod
def hasHostPackage(self, pkg):
if re.search(pkg, oeTest.tc.hostpkgmanifest):
return True
return False
def _run(self, cmd):
return subprocess.check_output(". %s > /dev/null; %s;" % (self.tc.sdkenv, cmd), shell=True).decode("utf-8")
class oeSDKExtTest(oeSDKTest):
def _run(self, cmd):
# extensible sdk shows a warning if found bitbake in the path
# because can cause contamination, i.e. use devtool from
# poky/scripts instead of eSDK one.
env = os.environ.copy()
paths_to_avoid = ['bitbake/bin', 'poky/scripts']
env['PATH'] = avoid_paths_in_environ(paths_to_avoid)
return subprocess.check_output(". %s > /dev/null;"\
" %s;" % (self.tc.sdkenv, cmd), shell=True, env=env).decode("utf-8")
def getmodule(pos=2):
# stack returns a list of tuples containg frame information
# First element of the list the is current frame, caller is 1
frameinfo = inspect.stack()[pos]
modname = inspect.getmodulename(frameinfo[1])
#modname = inspect.getmodule(frameinfo[0]).__name__
return modname
def skipModule(reason, pos=2):
modname = getmodule(pos)
if modname not in oeTest.tc.testsrequired:
raise unittest.SkipTest("%s: %s" % (modname, reason))
else:
raise Exception("\nTest %s wants to be skipped.\nReason is: %s" \
"\nTest was required in TEST_SUITES, so either the condition for skipping is wrong" \
"\nor the image really doesn't have the required feature/package when it should." % (modname, reason))
def skipModuleIf(cond, reason):
if cond:
skipModule(reason, 3)
def skipModuleUnless(cond, reason):
if not cond:
skipModule(reason, 3)
_buffer_logger = ""
def custom_verbose(msg, *args, **kwargs):
global _buffer_logger
if msg[-1] != "\n":
_buffer_logger += msg
else:
_buffer_logger += msg
try:
bb.plain(_buffer_logger.rstrip("\n"), *args, **kwargs)
except NameError:
logger.info(_buffer_logger.rstrip("\n"), *args, **kwargs)
_buffer_logger = ""
class TestContext(object):
def __init__(self, d, exported=False):
self.d = d
self.testsuites = self._get_test_suites()
if exported:
path = [os.path.dirname(os.path.abspath(__file__))]
extrapath = ""
else:
path = d.getVar("BBPATH", True).split(':')
extrapath = "lib/oeqa"
self.testslist = self._get_tests_list(path, extrapath)
self.testsrequired = self._get_test_suites_required()
self.filesdir = os.path.join(os.path.dirname(os.path.abspath(
oeqa.runtime.__file__)), "files")
self.imagefeatures = d.getVar("IMAGE_FEATURES", True).split()
self.distrofeatures = d.getVar("DISTRO_FEATURES", True).split()
# get testcase list from specified file
# if path is a relative path, then relative to build/conf/
def _read_testlist(self, fpath, builddir):
if not os.path.isabs(fpath):
fpath = os.path.join(builddir, "conf", fpath)
if not os.path.exists(fpath):
bb.fatal("No such manifest file: ", fpath)
tcs = []
for line in open(fpath).readlines():
line = line.strip()
if line and not line.startswith("#"):
tcs.append(line)
return " ".join(tcs)
# return test list by type also filter if TEST_SUITES is specified
def _get_tests_list(self, bbpath, extrapath):
testslist = []
type = self._get_test_namespace()
# This relies on lib/ under each directory in BBPATH being added to sys.path
# (as done by default in base.bbclass)
for testname in self.testsuites:
if testname != "auto":
if testname.startswith("oeqa."):
testslist.append(testname)
continue
found = False
for p in bbpath:
if os.path.exists(os.path.join(p, extrapath, type, testname + ".py")):
testslist.append("oeqa." + type + "." + testname)
found = True
break
elif os.path.exists(os.path.join(p, extrapath, type, testname.split(".")[0] + ".py")):
testslist.append("oeqa." + type + "." + testname)
found = True
break
if not found:
bb.fatal('Test %s specified in TEST_SUITES could not be found in lib/oeqa/runtime under BBPATH' % testname)
if "auto" in self.testsuites:
def add_auto_list(path):
if not os.path.exists(os.path.join(path, '__init__.py')):
bb.fatal('Tests directory %s exists but is missing __init__.py' % path)
files = sorted([f for f in os.listdir(path) if f.endswith('.py') and not f.startswith('_')])
for f in files:
module = 'oeqa.' + type + '.' + f[:-3]
if module not in testslist:
testslist.append(module)
for p in bbpath:
testpath = os.path.join(p, 'lib', 'oeqa', type)
bb.debug(2, 'Searching for tests in %s' % testpath)
if os.path.exists(testpath):
add_auto_list(testpath)
return testslist
def getTestModules(self):
"""
Returns all the test modules in the testlist.
"""
import pkgutil
modules = []
for test in self.testslist:
if re.search("\w+\.\w+\.test_\S+", test):
test = '.'.join(t.split('.')[:3])
module = pkgutil.get_loader(test)
modules.append(module)
return modules
def getTests(self, test):
'''Return all individual tests executed when running the suite.'''
# Unfortunately unittest does not have an API for this, so we have
# to rely on implementation details. This only needs to work
# for TestSuite containing TestCase.
method = getattr(test, '_testMethodName', None)
if method:
# leaf case: a TestCase
yield test
else:
# Look into TestSuite.
tests = getattr(test, '_tests', [])
for t1 in tests:
for t2 in self.getTests(t1):
yield t2
def loadTests(self):
setattr(oeTest, "tc", self)
testloader = unittest.TestLoader()
testloader.sortTestMethodsUsing = None
suites = [testloader.loadTestsFromName(name) for name in self.testslist]
suites = filterByTagExp(suites, getattr(self, "tagexp", None))
# Determine dependencies between suites by looking for @skipUnlessPassed
# method annotations. Suite A depends on suite B if any method in A
# depends on a method on B.
for suite in suites:
suite.dependencies = []
suite.depth = 0
for test in self.getTests(suite):
methodname = getattr(test, '_testMethodName', None)
if methodname:
method = getattr(test, methodname)
depends_on = getattr(method, '_depends_on', None)
if depends_on:
for dep_suite in suites:
if depends_on in [getattr(t, '_testMethodName', None) for t in self.getTests(dep_suite)]:
if dep_suite not in suite.dependencies and \
dep_suite is not suite:
suite.dependencies.append(dep_suite)
break
else:
logger.warning("Test %s was declared as @skipUnlessPassed('%s') but that test is either not defined or not active. Will run the test anyway." %
(test, depends_on))
# Use brute-force topological sort to determine ordering. Sort by
# depth (higher depth = must run later), with original ordering to
# break ties.
def set_suite_depth(suite):
for dep in suite.dependencies:
new_depth = set_suite_depth(dep) + 1
if new_depth > suite.depth:
suite.depth = new_depth
return suite.depth
for index, suite in enumerate(suites):
set_suite_depth(suite)
suite.index = index
suites.sort(cmp=lambda a,b: cmp((a.depth, a.index), (b.depth, b.index)))
self.suite = testloader.suiteClass(suites)
return self.suite
def runTests(self):
logger.info("Test modules %s" % self.testslist)
if hasattr(self, "tagexp") and self.tagexp:
logger.info("Filter test cases by tags: %s" % self.tagexp)
logger.info("Found %s tests" % self.suite.countTestCases())
runner = unittest.TextTestRunner(verbosity=2)
if 'bb' in sys.modules:
runner.stream.write = custom_verbose
return runner.run(self.suite)
class RuntimeTestContext(TestContext):
def __init__(self, d, target, exported=False):
super(RuntimeTestContext, self).__init__(d, exported)
self.tagexp = d.getVar("TEST_SUITES_TAGS", True)
self.target = target
manifest = os.path.join(d.getVar("DEPLOY_DIR_IMAGE", True),
d.getVar("IMAGE_LINK_NAME", True) + ".manifest")
nomanifest = d.getVar("IMAGE_NO_MANIFEST", True)
if nomanifest is None or nomanifest != "1":
try:
with open(manifest) as f:
self.pkgmanifest = f.read()
except IOError as e:
bb.fatal("No package manifest file found. Did you build the image?\n%s" % e)
else:
self.pkgmanifest = ""
def _get_test_namespace(self):
return "runtime"
def _get_test_suites(self):
testsuites = []
manifests = (self.d.getVar("TEST_SUITES_MANIFEST", True) or '').split()
if manifests:
for manifest in manifests:
testsuites.extend(self._read_testlist(manifest,
self.d.getVar("TOPDIR", True)).split())
else:
testsuites = self.d.getVar("TEST_SUITES", True).split()
return testsuites
def _get_test_suites_required(self):
return [t for t in self.d.getVar("TEST_SUITES", True).split() if t != "auto"]
def loadTests(self):
super(RuntimeTestContext, self).loadTests()
if oeTest.hasPackage("procps"):
oeRuntimeTest.pscmd = "ps -ef"
def extract_packages(self):
"""
Find and extract packages that will be needed during runtime.
"""
needed_packages = {}
extracted_path = self.d.getVar("TEST_EXTRACTED_DIR", True)
packaged_path = self.d.getVar("TEST_PACKAGED_DIR", True)
modules = self.getTestModules()
bbpaths = self.d.getVar("BBPATH", True).split(":")
for module in modules:
json_file = self._getJsonFile(module)
if json_file:
needed_packages = self._getNeededPackages(json_file)
for key,value in needed_packages.items():
packages = ()
if isinstance(value, dict):
packages = (value, )
elif isinstance(value, list):
packages = value
else:
bb.fatal("Failed to process needed packages for %s; "
"Value must be a dict or list" % key)
for package in packages:
pkg = package["pkg"]
rm = package.get("rm", False)
extract = package.get("extract", True)
if extract:
dst_dir = os.path.join(extracted_path, pkg)
else:
dst_dir = os.path.join(packaged_path)
# Extract package and copy it to TEST_EXTRACTED_DIR
if extract and not os.path.exists(dst_dir):
pkg_dir = self._extract_in_tmpdir(pkg)
shutil.copytree(pkg_dir, dst_dir)
shutil.rmtree(pkg_dir)
# Copy package to TEST_PACKAGED_DIR
elif not extract:
self._copy_package(pkg)
def _getJsonFile(self, module):
"""
Returns the path of the JSON file for a module, empty if doesn't exitst.
"""
module_file = module.filename
json_file = "%s.json" % module_file.rsplit(".", 1)[0]
if os.path.isfile(module_file) and os.path.isfile(json_file):
return json_file
else:
return ""
def _getNeededPackages(self, json_file, test=None):
"""
Returns a dict with needed packages based on a JSON file.
If a test is specified it will return the dict just for that test.
"""
import json
needed_packages = {}
with open(json_file) as f:
test_packages = json.load(f)
for key,value in test_packages.items():
needed_packages[key] = value
if test:
if test in needed_packages:
needed_packages = needed_packages[test]
else:
needed_packages = {}
return needed_packages
def _extract_in_tmpdir(self, pkg):
""""
Returns path to a temp directory where the package was
extracted without dependencies.
"""
from oeqa.utils.package_manager import get_package_manager
pkg_path = os.path.join(self.d.getVar("TEST_INSTALL_TMP_DIR", True), pkg)
pm = get_package_manager(self.d, pkg_path)
extract_dir = pm.extract(pkg)
shutil.rmtree(pkg_path)
return extract_dir
def _copy_package(self, pkg):
"""
Copy the RPM, DEB or IPK package to dst_dir
"""
from oeqa.utils.package_manager import get_package_manager
pkg_path = os.path.join(self.d.getVar("TEST_INSTALL_TMP_DIR", True), pkg)
dst_dir = self.d.getVar("TEST_PACKAGED_DIR", True)
pm = get_package_manager(self.d, pkg_path)
pkg_info = pm.package_info(pkg)
file_path = pkg_info[pkg]["filepath"]
shutil.copy2(file_path, dst_dir)
shutil.rmtree(pkg_path)
class ImageTestContext(RuntimeTestContext):
def __init__(self, d, target, host_dumper):
super(ImageTestContext, self).__init__(d, target)
self.host_dumper = host_dumper
self.sigterm = False
self.origsigtermhandler = signal.getsignal(signal.SIGTERM)
signal.signal(signal.SIGTERM, self._sigterm_exception)
def _sigterm_exception(self, signum, stackframe):
bb.warn("TestImage received SIGTERM, shutting down...")
self.sigterm = True
self.target.stop()
class ExportTestContext(RuntimeTestContext):
def __init__(self, d, target, exported=False):
super(ExportTestContext, self).__init__(d, target, exported)
self.sigterm = None
class SDKTestContext(TestContext):
def __init__(self, d, sdktestdir, sdkenv, tcname, *args):
super(SDKTestContext, self).__init__(d)
self.sdktestdir = sdktestdir
self.sdkenv = sdkenv
self.tcname = tcname
if not hasattr(self, 'target_manifest'):
self.target_manifest = d.getVar("SDK_TARGET_MANIFEST", True)
try:
with open(self.target_manifest) as f:
self.pkgmanifest = f.read()
except IOError as e:
bb.fatal("No package manifest file found. Did you build the sdk image?\n%s" % e)
if not hasattr(self, 'host_manifest'):
self.host_manifest = d.getVar("SDK_HOST_MANIFEST", True)
try:
with open(self.host_manifest) as f:
self.hostpkgmanifest = f.read()
except IOError as e:
bb.fatal("No host package manifest file found. Did you build the sdk image?\n%s" % e)
def _get_test_namespace(self):
return "sdk"
def _get_test_suites(self):
return (self.d.getVar("TEST_SUITES_SDK", True) or "auto").split()
def _get_test_suites_required(self):
return [t for t in (self.d.getVar("TEST_SUITES_SDK", True) or \
"auto").split() if t != "auto"]
class SDKExtTestContext(SDKTestContext):
def __init__(self, d, sdktestdir, sdkenv, tcname, *args):
self.target_manifest = d.getVar("SDK_EXT_TARGET_MANIFEST", True)
self.host_manifest = d.getVar("SDK_EXT_HOST_MANIFEST", True)
if args:
self.cm = args[0] # Compatibility mode for run SDK tests
else:
self.cm = False
super(SDKExtTestContext, self).__init__(d, sdktestdir, sdkenv, tcname)
self.sdkextfilesdir = os.path.join(os.path.dirname(os.path.abspath(
oeqa.sdkext.__file__)), "files")
def _get_test_namespace(self):
if self.cm:
return "sdk"
else:
return "sdkext"
def _get_test_suites(self):
return (self.d.getVar("TEST_SUITES_SDK_EXT", True) or "auto").split()
def _get_test_suites_required(self):
return [t for t in (self.d.getVar("TEST_SUITES_SDK_EXT", True) or \
"auto").split() if t != "auto"]
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