diff options
| -rw-r--r-- | test/Makefile | 11 | ||||
| -rw-r--r-- | test/debug_internal.py | 39 | ||||
| -rw-r--r-- | test/framework.py | 9 |
3 files changed, 58 insertions, 1 deletions
diff --git a/test/Makefile b/test/Makefile index dbb26973440..a2a46d65d61 100644 --- a/test/Makefile +++ b/test/Makefile @@ -46,8 +46,15 @@ ifneq ($(EXTERN_TESTS),) UNITTEST_EXTRA_OPTS=$(UNITTEST_FAILFAST_OPTS) -d $(EXTERN_TESTS) endif +ifeq ($(TEST_DEBUG),1) +VPP_PYTHON_PREFIX:=$(VPP_PYTHON_PREFIX)/debug +PYTHON_EXTRA_DEPENDS=objgraph pympler +else +PYTHON_EXTRA_DEPENDS= +endif + PYTHON_VENV_PATH=$(VPP_PYTHON_PREFIX)/virtualenv -PYTHON_DEPENDS=faulthandler six scapy==2.3.3 pexpect pycrypto subprocess32 cffi git+https://github.com/klement/py-lispnetworking@setup +PYTHON_DEPENDS=$(PYTHON_EXTRA_DEPENDS) faulthandler six scapy==2.3.3 pexpect pycrypto subprocess32 cffi git+https://github.com/klement/py-lispnetworking@setup SCAPY_SOURCE=$(shell find $(PYTHON_VENV_PATH) -name site-packages) BUILD_COV_DIR=$(BR)/test-cov @@ -243,6 +250,8 @@ help: @echo " EXTERN_PLUGINS=<path>- path to out-of-tree plugins to be loaded by vpp under test" @echo " EXTERN_COV_DIR=<path>- path to out-of-tree prefix, where source, object and .gcda files can be found for coverage report" @echo "" + @echo " TEST_DEBUG=1 - turn on debugging of the test framework itself (expert)" + @echo "" @echo "Creating test documentation" @echo " test-doc - generate documentation for test framework" @echo " test-wipe-doc - wipe documentation for test framework" diff --git a/test/debug_internal.py b/test/debug_internal.py new file mode 100644 index 00000000000..2cbee27ec81 --- /dev/null +++ b/test/debug_internal.py @@ -0,0 +1,39 @@ +import gc +import pprint +import vpp_papi +from vpp_papi_provider import VppPapiProvider +import objgraph +from pympler import tracker +tr = tracker.SummaryTracker() + +""" + Internal debug module + + The module provides functions for debugging test framework +""" + + +def on_tear_down_class(cls): + gc.collect() + tr.print_diff() + objects = gc.get_objects() + counter = 0 + with open(cls.tempdir + '/python_objects.txt', 'w') as f: + interesting = [ + o for o in objects + if isinstance(o, (VppPapiProvider, vpp_papi.VPP))] + del objects + gc.collect() + for o in interesting: + objgraph.show_backrefs([o], max_depth=5, + filename="%s/%s.png" % + (cls.tempdir, counter)) + counter += 1 + refs = gc.get_referrers(o) + pp = pprint.PrettyPrinter(indent=2) + f.write("%s\n" % pp.pformat(o)) + for r in refs: + try: + f.write("%s\n" % pp.pformat(r)) + except: + f.write("%s\n" % type(r)) diff --git a/test/framework.py b/test/framework.py index bf21c57d199..288bd955160 100644 --- a/test/framework.py +++ b/test/framework.py @@ -32,6 +32,12 @@ if os.name == 'posix' and sys.version_info[0] < 3: else: import subprocess +debug_framework = False +if os.getenv('TEST_DEBUG', "0") == "1": + debug_framework = True + import debug_internal + + """ Test framework module. @@ -453,6 +459,9 @@ class VppTestCase(unittest.TestCase): """ Perform final cleanup after running all tests in this test-case """ cls.quit() cls.file_handler.close() + cls.reset_packet_infos() + if debug_framework: + debug_internal.on_tear_down_class(cls) def tearDown(self): """ Show various debug prints after each test """ |