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|
"""
TestSCons.py: a testing framework for the SCons software construction
tool.
A TestSCons environment object is created via the usual invocation:
test = TestSCons()
TestScons 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 re
import string
import sys
import __builtin__
try:
__builtin__.zip
except AttributeError:
def zip(*lists):
result = []
for i in xrange(len(lists[0])):
result.append(tuple(map(lambda l, i=i: l[i], lists)))
return result
__builtin__.zip = zip
from TestCommon import *
from TestCommon import __all__
# Some tests which verify that SCons has been packaged properly need to
# look for specific version file names. Replicating the version number
# here provides independent verification that what we packaged conforms
# to what we expect. (If we derived the version number from the same
# data driving the build we might miss errors if the logic breaks.)
SConsVersion = '0.97'
__all__.extend([ 'TestSCons',
'python',
'_exe',
'_obj',
'_shobj',
'lib_',
'_lib',
'dll_',
'_dll'
])
python = python_executable
_python_ = '"' + python_executable + '"'
_exe = exe_suffix
_obj = obj_suffix
_shobj = shobj_suffix
_lib = lib_suffix
lib_ = lib_prefix
_dll = dll_suffix
dll_ = dll_prefix
def gccFortranLibs():
"""Test whether -lfrtbegin is required. This can probably be done in
a more reliable way, but using popen3 is relatively efficient."""
libs = ['g2c']
try:
import popen2
stderr = popen2.popen3('gcc -v')[2]
except OSError:
return libs
for l in stderr.readlines():
list = string.split(l)
if len(list) > 3 and list[:2] == ['gcc', 'version']:
if list[2][:2] in ('3.', '4.'):
libs = ['frtbegin'] + libs
break
return libs
if sys.platform == 'cygwin':
# On Cygwin, os.path.normcase() lies, so just report back the
# fact that the underlying Win32 OS is case-insensitive.
def case_sensitive_suffixes(s1, s2):
return 0
else:
def case_sensitive_suffixes(s1, s2):
return (os.path.normcase(s1) != os.path.normcase(s2))
if sys.platform == 'win32':
fortran_lib = gccFortranLibs()
elif sys.platform == 'cygwin':
fortran_lib = gccFortranLibs()
elif string.find(sys.platform, 'irix') != -1:
fortran_lib = ['ftn']
else:
fortran_lib = gccFortranLibs()
file_expr = r"""File "[^"]*", line \d+, in .+
"""
# re.escape escapes too much.
def re_escape(str):
for c in ['.', '[', ']', '(', ')', '*', '+', '?']: # Not an exhaustive list.
str = string.replace(str, c, '\\' + c)
return str
class TestSCons(TestCommon):
"""Class for testing SCons.
This provides a common place for initializing SCons tests,
eliminating the need to begin every test with the same repeated
initializations.
"""
scons_version = SConsVersion
def __init__(self, **kw):
"""Initialize an SCons testing object.
If they're not overridden by keyword arguments, this
initializes the object with the following default values:
program = 'scons' if it exists,
else 'scons.py'
interpreter = 'python'
match = match_exact
workdir = ''
The workdir value means that, by default, a temporary workspace
directory is created for a TestSCons environment. In addition,
this method changes directory (chdir) to the workspace directory,
so an explicit "chdir = '.'" on all of the run() method calls
is not necessary.
"""
self.orig_cwd = os.getcwd()
try:
script_dir = os.environ['SCONS_SCRIPT_DIR']
except KeyError:
pass
else:
os.chdir(script_dir)
if not kw.has_key('program'):
kw['program'] = os.environ.get('SCONS')
if not kw['program']:
if os.path.exists('scons'):
kw['program'] = 'scons'
else:
kw['program'] = 'scons.py'
if not kw.has_key('interpreter') and not os.environ.get('SCONS_EXEC'):
kw['interpreter'] = [python, '-tt']
if not kw.has_key('match'):
kw['match'] = match_exact
if not kw.has_key('workdir'):
kw['workdir'] = ''
apply(TestCommon.__init__, [self], kw)
def Environment(self, ENV=None, *args, **kw):
"""
Return a construction Environment that optionally overrides
the default external environment with the specified ENV.
"""
import SCons.Environment
import SCons.Errors
if not ENV is None:
kw['ENV'] = ENV
try:
return apply(SCons.Environment.Environment, args, kw)
except (SCons.Errors.UserError, SCons.Errors.InternalError):
return None
def detect(self, var, prog=None, ENV=None):
"""
Detect a program named 'prog' by first checking the construction
variable named 'var' and finally searching the path used by
SCons. If either method fails to detect the program, then false
is returned, otherwise the full path to prog is returned. If
prog is None, then the value of the environment variable will be
used as prog.
"""
env = self.Environment(ENV)
v = env.subst('$'+var)
if not v:
return None
if prog is None:
prog = v
if v != prog:
return None
return env.WhereIs(prog)
def detect_tool(self, tool, prog=None, ENV=None):
"""
Given a tool (i.e., tool specification that would be passed
to the "tools=" parameter of Environment()) and a program that
corresponds to that tool, return true if and only if we can find
that tool using Environment.Detect().
By default, prog is set to the value passed into the tools parameter.
"""
if not prog:
prog = tool
env = self.Environment(ENV, tools=[tool])
if env is None:
return None
return env.Detect([prog])
def where_is(self, prog, path=None):
"""
Given a program, search for it in the specified external PATH,
or in the actual external PATH is none is specified.
"""
import SCons.Environment
env = SCons.Environment.Environment()
if path is None:
path = os.environ['PATH']
return env.WhereIs(prog, path)
def wrap_stdout(self, build_str = "", read_str = "", error = 0, cleaning = 0):
"""Wraps standard output string(s) in the normal
"Reading ... done" and "Building ... done" strings
"""
cap,lc = [ ('Build','build'),
('Clean','clean') ][cleaning]
if error:
term = "scons: %sing terminated because of errors.\n" % lc
else:
term = "scons: done %sing targets.\n" % lc
return "scons: Reading SConscript files ...\n" + \
read_str + \
"scons: done reading SConscript files.\n" + \
"scons: %sing targets ...\n" % cap + \
build_str + \
term
def up_to_date(self, options = None, arguments = None, read_str = "", **kw):
s = ""
for arg in string.split(arguments):
s = s + "scons: `%s' is up to date.\n" % arg
if options:
arguments = options + " " + arguments
kw['arguments'] = arguments
kw['stdout'] = self.wrap_stdout(read_str = read_str, build_str = s)
kw['match'] = self.match_exact
apply(self.run, [], kw)
def not_up_to_date(self, options = None, arguments = None, **kw):
"""Asserts that none of the targets listed in arguments is
up to date, but does not make any assumptions on other targets.
This function is most useful in conjunction with the -n option.
"""
s = ""
for arg in string.split(arguments):
s = s + "(?!scons: `%s' is up to date.)" % arg
if options:
arguments = options + " " + arguments
kw['arguments'] = arguments
kw['stdout'] = self.wrap_stdout(build_str="("+s+"[^\n]*\n)*")
kw['stdout'] = string.replace(kw['stdout'],'\n','\\n')
kw['stdout'] = string.replace(kw['stdout'],'.','\\.')
kw['match'] = self.match_re_dotall
apply(self.run, [], kw)
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 diff_substr(self, expect, actual, prelen=20, postlen=40):
i = 0
for x, y in zip(expect, actual):
if x != y:
return "Actual did not match expect at char %d:\n" \
" Expect: %s\n" \
" Actual: %s\n" \
% (i, repr(expect[i-prelen:i+postlen]),
repr(actual[i-prelen:i+postlen]))
i = i + 1
return "Actual matched the expected output???"
def python_file_line(self, file, line):
"""
Returns a Python error line for output comparisons.
The exec of the traceback line gives us the correct format for
this version of Python. Before 2.5, this yielded:
File "<string>", line 1, ?
Python 2.5 changed this to:
File "<string>", line 1, <module>
We stick the requested file name and line number in the right
places, abstracting out the version difference.
"""
exec 'import traceback; x = traceback.format_stack()[-1]'
x = string.lstrip(x)
x = string.replace(x, '<string>', file)
x = string.replace(x, 'line 1,', 'line %s,' % line)
return x
def normalize_pdf(self, s):
s = re.sub(r'/CreationDate \(D:[^)]*\)',
r'/CreationDate (D:XXXX)', s)
s = re.sub(r'/ID \[<[0-9a-fA-F]*> <[0-9a-fA-F]*>\]',
r'/ID [<XXXX> <XXXX>]', s)
return s
def java_ENV(self):
"""
Return a default external environment that uses a local Java SDK
in preference to whatever's found in the default PATH.
"""
import SCons.Environment
env = SCons.Environment.Environment()
java_path = [
'/usr/local/j2sdk1.4.2/bin',
'/usr/local/j2sdk1.4.1/bin',
'/usr/local/j2sdk1.3.1/bin',
'/usr/local/j2sdk1.3.0/bin',
'/usr/local/j2sdk1.2.2/bin',
'/usr/local/j2sdk1.2/bin',
'/usr/local/j2sdk1.1.8/bin',
'/usr/local/j2sdk1.1.7/bin',
'/usr/local/j2sdk1.1.6/bin',
'/usr/local/j2sdk1.1.5/bin',
'/usr/local/j2sdk1.1.4/bin',
'/usr/local/j2sdk1.1.3/bin',
'/usr/local/j2sdk1.1.2/bin',
'/usr/local/j2sdk1.1.1/bin',
env['ENV']['PATH'],
]
env['ENV']['PATH'] = string.join(java_path, os.pathsep)
return env['ENV']
def Qt_dummy_installation(self, dir='qt'):
# create a dummy qt installation
self.subdir( dir, [dir, 'bin'], [dir, 'include'], [dir, 'lib'] )
self.write([dir, 'bin', 'mymoc.py'], """\
import getopt
import sys
import string
import re
cmd_opts, args = getopt.getopt(sys.argv[1:], 'io:', [])
output = None
impl = 0
opt_string = ''
for opt, arg in cmd_opts:
if opt == '-o': output = open(arg, 'wb')
elif opt == '-i': impl = 1
else: opt_string = opt_string + ' ' + opt
for a in args:
contents = open(a, 'rb').read()
a = string.replace(a, '\\\\', '\\\\\\\\')
subst = r'{ my_qt_symbol( "' + a + '\\\\n" ); }'
if impl:
contents = re.sub( r'#include.*', '', contents )
output.write(string.replace(contents, 'Q_OBJECT', subst))
output.close()
sys.exit(0)
""")
self.write([dir, 'bin', 'myuic.py'], """\
import os.path
import re
import sys
import string
output_arg = 0
impl_arg = 0
impl = None
source = None
for arg in sys.argv[1:]:
if output_arg:
output = open(arg, 'wb')
output_arg = 0
elif impl_arg:
impl = arg
impl_arg = 0
elif arg == "-o":
output_arg = 1
elif arg == "-impl":
impl_arg = 1
else:
if source:
sys.exit(1)
source = open(arg, 'rb')
sourceFile = arg
if impl:
output.write( '#include "' + impl + '"\\n' )
includes = re.findall('<include.*?>(.*?)</include>', source.read())
for incFile in includes:
# this is valid for ui.h files, at least
if os.path.exists(incFile):
output.write('#include "' + incFile + '"\\n')
else:
output.write( '#include "my_qobject.h"\\n' + source.read() + " Q_OBJECT \\n" )
output.close()
sys.exit(0)
""" )
self.write([dir, 'include', 'my_qobject.h'], r"""
#define Q_OBJECT ;
void my_qt_symbol(const char *arg);
""")
self.write([dir, 'lib', 'my_qobject.cpp'], r"""
#include "../include/my_qobject.h"
#include <stdio.h>
void my_qt_symbol(const char *arg) {
printf( arg );
}
""")
self.write([dir, 'lib', 'SConstruct'], r"""
env = Environment()
import sys
if sys.platform == 'win32':
env.StaticLibrary( 'myqt', 'my_qobject.cpp' )
else:
env.SharedLibrary( 'myqt', 'my_qobject.cpp' )
""")
self.run(chdir = self.workpath(dir, 'lib'),
arguments = '.',
stderr = noisy_ar,
match = self.match_re_dotall)
self.QT = self.workpath(dir)
self.QT_LIB = 'myqt'
self.QT_MOC = '%s %s' % (_python_, self.workpath(dir, 'bin', 'mymoc.py'))
self.QT_UIC = '%s %s' % (_python_, self.workpath(dir, 'bin', 'myuic.py'))
self.QT_LIB_DIR = self.workpath(dir, 'lib')
def Qt_create_SConstruct(self, place):
if type(place) is type([]):
place = apply(test.workpath, place)
self.write(place, """\
if ARGUMENTS.get('noqtdir', 0): QTDIR=None
else: QTDIR=r'%s'
env = Environment(QTDIR = QTDIR,
QT_LIB = r'%s',
QT_MOC = r'%s',
QT_UIC = r'%s',
tools=['default','qt'])
dup = 1
if ARGUMENTS.get('build_dir', 0):
if ARGUMENTS.get('chdir', 0):
SConscriptChdir(1)
else:
SConscriptChdir(0)
dup=int(ARGUMENTS.get('dup', 1))
if dup == 0:
builddir = 'build_dup0'
env['QT_DEBUG'] = 1
else:
builddir = 'build'
BuildDir(builddir, '.', duplicate=dup)
print builddir, dup
sconscript = Dir(builddir).File('SConscript')
else:
sconscript = File('SConscript')
Export("env dup")
SConscript( sconscript )
""" % (self.QT, self.QT_LIB, self.QT_MOC, self.QT_UIC))
def msvs_versions(self):
if not hasattr(self, '_msvs_versions'):
# Determine the SCons version and the versions of the MSVS
# environments installed on the test machine.
#
# We do this by executing SCons with an SConstruct file
# (piped on stdin) that spits out Python assignments that
# we can just exec(). We construct the SCons.__"version"__
# string in the input here so that the SCons build itself
# doesn't fill it in when packaging SCons.
input = """\
import SCons
print "self._scons_version =", repr(SCons.__%s__)
env = Environment();
print "self._msvs_versions =", str(env['MSVS']['VERSIONS'])
""" % 'version'
self.run(arguments = '-n -q -Q -f -', stdin = input)
exec(self.stdout())
return self._msvs_versions
def vcproj_sys_path(self, fname):
"""
"""
orig = 'sys.path = [ join(sys'
enginepath = repr(os.path.join(self._cwd, '..', 'engine'))
replace = 'sys.path = [ %s, join(sys' % enginepath
contents = self.read(fname)
contents = string.replace(contents, orig, replace)
self.write(fname, contents)
def msvs_substitute(self, input, msvs_ver,
subdir=None, sconscript=None,
python=sys.executable,
project_guid=None):
if not hasattr(self, '_msvs_versions'):
self.msvs_versions()
if subdir:
workpath = self.workpath(subdir)
else:
workpath = self.workpath()
if sconscript is None:
sconscript = self.workpath('SConstruct')
if project_guid is None:
project_guid = "{E5466E26-0003-F18B-8F8A-BCD76C86388D}"
if os.environ.has_key('SCONS_LIB_DIR'):
exec_script_main = "from os.path import join; import sys; sys.path = [ r'%s' ] + sys.path; import SCons.Script; SCons.Script.main()" % os.environ['SCONS_LIB_DIR']
else:
exec_script_main = "from os.path import join; import sys; sys.path = [ join(sys.prefix, 'Lib', 'site-packages', 'scons-%s'), join(sys.prefix, 'scons-%s'), join(sys.prefix, 'Lib', 'site-packages', 'scons'), join(sys.prefix, 'scons') ] + sys.path; import SCons.Script; SCons.Script.main()" % (self._scons_version, self._scons_version)
exec_script_main_xml = string.replace(exec_script_main, "'", "'")
result = string.replace(input, r'<WORKPATH>', workpath)
result = string.replace(result, r'<PYTHON>', python)
result = string.replace(result, r'<SCONSCRIPT>', sconscript)
result = string.replace(result, r'<SCONS_SCRIPT_MAIN>', exec_script_main)
result = string.replace(result, r'<SCONS_SCRIPT_MAIN_XML>', exec_script_main_xml)
result = string.replace(result, r'<PROJECT_GUID>', project_guid)
return result
def get_msvs_executable(self, version):
"""Returns a full path to the executable (MSDEV or devenv)
for the specified version of Visual Studio.
"""
common_msdev98_bin_msdev_com = ['Common', 'MSDev98', 'Bin', 'MSDEV.COM']
common7_ide_devenv_com = ['Common7', 'IDE', 'devenv.com']
common7_ide_vcexpress_exe = ['Common7', 'IDE', 'VCExpress.exe']
sub_paths = {
'6.0' : [
common_msdev98_bin_msdev_com,
],
'7.0' : [
common7_ide_devenv_com,
],
'7.1' : [
common7_ide_devenv_com,
],
'8.0' : [
common7_ide_devenv_com,
common7_ide_vcexpress_exe,
],
}
from SCons.Tool.msvs import get_msvs_install_dirs
vs_path = get_msvs_install_dirs(version)['VSINSTALLDIR']
for sp in sub_paths[version]:
p = apply(os.path.join, [vs_path] + sp)
if os.path.exists(p):
return p
return apply(os.path.join, [vs_path] + sub_paths[version][0])
NCR = 0 # non-cached rebuild
CR = 1 # cached rebuild (up to date)
NCF = 2 # non-cached build failure
CF = 3 # cached build failure
if sys.platform == 'win32':
Configure_lib = 'msvcrt'
else:
Configure_lib = 'm'
# to use cygwin compilers on cmd.exe -> uncomment following line
#Configure_lib = 'm'
def checkLogAndStdout(self, checks, results, cached,
logfile, sconf_dir, sconstruct,
doCheckLog=1, doCheckStdout=1):
class NoMatch:
def __init__(self, p):
self.pos = p
def matchPart(log, logfile, lastEnd):
m = re.match(log, logfile[lastEnd:])
if not m:
raise NoMatch, lastEnd
return m.end() + lastEnd
try:
#print len(os.linesep)
ls = os.linesep
nols = "("
for i in range(len(ls)):
nols = nols + "("
for j in range(i):
nols = nols + ls[j]
nols = nols + "[^" + ls[i] + "])"
if i < len(ls)-1:
nols = nols + "|"
nols = nols + ")"
lastEnd = 0
logfile = self.read(self.workpath(logfile))
if (doCheckLog and
string.find( logfile, "scons: warning: The stored build "
"information has an unexpected class." ) >= 0):
self.fail_test()
sconf_dir = sconf_dir
sconstruct = sconstruct
log = r'file\ \S*%s\,line \d+:' % re.escape(sconstruct) + ls
if doCheckLog: lastEnd = matchPart(log, logfile, lastEnd)
log = "\t" + re.escape("Configure(confdir = %s)" % sconf_dir) + ls
if doCheckLog: lastEnd = matchPart(log, logfile, lastEnd)
rdstr = ""
cnt = 0
for check,result,cache_desc in zip(checks, results, cached):
log = re.escape("scons: Configure: " + check) + ls
if doCheckLog: lastEnd = matchPart(log, logfile, lastEnd)
log = ""
result_cached = 1
for bld_desc in cache_desc: # each TryXXX
for ext, flag in bld_desc: # each file in TryBuild
file = os.path.join(sconf_dir,"conftest_%d%s" % (cnt, ext))
if flag == self.NCR:
# rebuild will pass
if ext in ['.c', '.cpp']:
log=log + re.escape(file + " <-") + ls
log=log + r"( \|" + nols + "*" + ls + ")+?"
else:
log=log + "(" + nols + "*" + ls +")*?"
result_cached = 0
if flag == self.CR:
# up to date
log=log + \
re.escape("scons: Configure: \"%s\" is up to date."
% file) + ls
log=log+re.escape("scons: Configure: The original builder "
"output was:") + ls
log=log+r"( \|.*"+ls+")+"
if flag == self.NCF:
# non-cached rebuild failure
log=log + "(" + nols + "*" + ls + ")*?"
result_cached = 0
if flag == self.CF:
# cached rebuild failure
log=log + \
re.escape("scons: Configure: Building \"%s\" failed "
"in a previous run and all its sources are"
" up to date." % file) + ls
log=log+re.escape("scons: Configure: The original builder "
"output was:") + ls
log=log+r"( \|.*"+ls+")+"
cnt = cnt + 1
if result_cached:
result = "(cached) " + result
rdstr = rdstr + re.escape(check) + re.escape(result) + "\n"
log=log + re.escape("scons: Configure: " + result) + ls + ls
if doCheckLog: lastEnd = matchPart(log, logfile, lastEnd)
log = ""
if doCheckLog: lastEnd = matchPart(ls, logfile, lastEnd)
if doCheckLog and lastEnd != len(logfile):
raise NoMatch, lastEnd
except NoMatch, m:
print "Cannot match log file against log regexp."
print "log file: "
print "------------------------------------------------------"
print logfile[m.pos:]
print "------------------------------------------------------"
print "log regexp: "
print "------------------------------------------------------"
print log
print "------------------------------------------------------"
self.fail_test()
if doCheckStdout:
exp_stdout = self.wrap_stdout(".*", rdstr)
if not self.match_re_dotall(self.stdout(), exp_stdout):
print "Unexpected stdout: "
print "-----------------------------------------------------"
print repr(self.stdout())
print "-----------------------------------------------------"
print repr(exp_stdout)
print "-----------------------------------------------------"
self.fail_test()
# In some environments, $AR will generate a warning message to stderr
# if the library doesn't previously exist and is being created. One
# way to fix this is to tell AR to be quiet (sometimes the 'c' flag),
# but this is difficult to do in a platform-/implementation-specific
# method. Instead, we will use the following as a stderr match for
# tests that use AR so that we will view zero or more "ar: creating
# <file>" messages to be successful executions of the test (see
# test/AR.py for sample usage).
noisy_ar=r'(ar: creating( archive)? \S+\n?)*'
|