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"""
TestRuntest.py: a testing framework for the runtest.py command used to
invoke SCons tests.
A TestRuntest environment object is created via the usual invocation:
test = TestRuntest()
TestRuntest is a subclass of TestCommon, which is in turn is a subclass
of TestCmd), and hence has available all of the methods and attributes
from those classes, as well as any overridden or additional methods or
attributes defined in this subclass.
"""
# __COPYRIGHT__
__revision__ = "__FILE__ __REVISION__ __DATE__ __DEVELOPER__"
import os
import os.path
import string
import shutil
import sys
from TestCommon import *
from TestCommon import __all__
__all__.extend([ 'TestRuntest',
'python',
'_python_',
])
python = python_executable
_python_ = '"' + python_executable + '"'
failing_test_template = """\
import sys
sys.stdout.write('FAILING TEST STDOUT\\n')
sys.stderr.write('FAILING TEST STDERR\\n')
sys.exit(1)
"""
no_result_test_template = """\
import sys
sys.stdout.write('NO RESULT TEST STDOUT\\n')
sys.stderr.write('NO RESULT TEST STDERR\\n')
sys.exit(2)
"""
passing_test_template = """\
import sys
sys.stdout.write('PASSING TEST STDOUT\\n')
sys.stderr.write('PASSING TEST STDERR\\n')
sys.exit(0)
"""
fake_scons_py = """
__version__ = '1.2.3'
__build__ = 'D123'
__buildsys__ = 'fake_system'
__date__ = 'Jan 1 1970'
__developer__ = 'Anonymous'
"""
fake___init___py = """
__version__ = '4.5.6'
__build__ = 'D456'
__buildsys__ = 'another_fake_system'
__date__ = 'Dec 31 1999'
__developer__ = 'John Doe'
"""
class TestRuntest(TestCommon):
"""Class for testing the runtest.py script.
This provides a common place for initializing Runtest tests,
eliminating the need to begin every test with the same repeated
initializations.
"""
def __init__(self, **kw):
"""Initialize a Runtest testing object.
If they're not overridden by keyword arguments, this
initializes the object with the following default values:
program = 'runtest.py'
interpreter = ['python', '-tt']
match = match_exact
workdir = ''
The workdir value means that, by default, a temporary
workspace directory is created for a TestRuntest environment.
The superclass TestCommon.__init__() will change directory (chdir)
to the workspace directory, so an explicit "chdir = '.'" on all
of the run() method calls is not necessary. This initialization
also copies the runtest.py and QMTest/ subdirectory tree to the
temporary directory, duplicating how this test infrastructure
appears in a normal workspace.
"""
set_workpath_runtest = None
if not kw.has_key('program'):
kw['program'] = 'runtest.py'
set_workpath_runtest = 1
if not kw.has_key('interpreter'):
kw['interpreter'] = [python, '-tt']
if not kw.has_key('match'):
kw['match'] = match_exact
if not kw.has_key('workdir'):
kw['workdir'] = ''
try:
noqmtest = kw['noqmtest']
except KeyError:
noqmtest = 0
else:
del kw['noqmtest']
orig_cwd = os.getcwd()
apply(TestCommon.__init__, [self], kw)
if not noqmtest:
qmtest_py = self.where_is('qmtest.py')
if not qmtest_py:
self.skip_test("Could not find 'qmtest.py'; skipping test(s).\n")
things_to_copy = [
'runtest.py',
'QMTest',
]
dirs = [os.environ.get('SCONS_RUNTEST_DIR', orig_cwd)]
spe = os.environ.get('SCONS_SOURCE_PATH_EXECUTABLE', orig_cwd)
for d in string.split(spe, os.pathsep):
dirs.append(os.path.join(d, 'build'))
dirs.append(d)
for thing in things_to_copy:
for dir in dirs:
t = os.path.join(dir, thing)
if os.path.exists(t):
if os.path.isdir(t):
copy_func = shutil.copytree
else:
copy_func = shutil.copyfile
copy_func(t, self.workpath(thing))
break
if set_workpath_runtest:
self.program_set(self.workpath('runtest.py'))
for key in os.environ.keys():
if key[:5] == 'AEGIS':
os.environ[key] = ''
os.environ['PYTHONPATH'] = ''
os.environ['SCONS_SOURCE_PATH_EXECUTABLE'] = ''
def skip_test(self, message="Skipping test.\n"):
"""Skips a test.
Proper test-skipping behavior is dependent on whether we're being
executed as part of development of a change under Aegis.
Technically, skipping a test is a NO RESULT, but Aegis will
treat that as a test failure and prevent the change from going
to the next step. We don't want to force anyone using Aegis
to have to install absolutely every tool used by the tests,
so we actually report to Aegis that a skipped test has PASSED
so that the workflow isn't held up.
"""
if message:
sys.stdout.write(message)
sys.stdout.flush()
devdir = os.popen("aesub '$dd' 2>/dev/null", "r").read()[:-1]
intdir = os.popen("aesub '$intd' 2>/dev/null", "r").read()[:-1]
if devdir and self._cwd[:len(devdir)] == devdir or \
intdir and self._cwd[:len(intdir)] == intdir:
# We're under the development directory for this change,
# so this is an Aegis invocation; pass the test (exit 0).
self.pass_test()
else:
# skip=1 means skip this function when showing where this
# result came from. They only care about the line where the
# script called test.skip_test(), not the line number where
# we call test.no_result().
self.no_result(skip=1)
def write_fake_scons_source_tree(self):
os.mkdir('src')
os.mkdir('src/script')
self.write('src/script/scons.py', fake_scons_py)
os.mkdir('src/engine')
os.mkdir('src/engine/SCons')
self.write('src/engine/SCons/__init__.py', fake___init___py)
os.mkdir('src/engine/SCons/Script')
self.write('src/engine/SCons/Script/__init__.py', fake___init___py)
def write_failing_test(self, name):
self.write(name, failing_test_template)
def write_no_result_test(self, name):
self.write(name, no_result_test_template)
def write_passing_test(self, name):
self.write(name, passing_test_template)
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