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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 re
import shutil
import string
import sys
import time
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
try:
x = True
except NameError:
True = not 0
False = not 1
else:
del x
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 some independent verification that what we packaged
# conforms to what we expect.
default_version = '1.2.0'
copyright_years = '2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009'
# In the checked-in source, the value of SConsVersion in the following
# line must remain "__ VERSION __" (without the spaces) so the built
# version in build/QMTest/TestSCons.py contains the actual version
# string of the packages that have been built.
SConsVersion = '__VERSION__'
if SConsVersion == '__' + 'VERSION' + '__':
SConsVersion = default_version
__all__.extend([ 'TestSCons',
'machine',
'python',
'_exe',
'_obj',
'_shobj',
'shobj_',
'lib_',
'_lib',
'dll_',
'_dll'
])
machine_map = {
'i686' : 'i386',
'i586' : 'i386',
'i486' : 'i386',
}
try:
uname = os.uname
except AttributeError:
# Windows doesn't have a uname() function. We could use something like
# sys.platform as a fallback, but that's not really a "machine," so
# just leave it as None.
machine = None
else:
machine = uname()[4]
machine = machine_map.get(machine, machine)
python = python_executable
_python_ = '"' + python_executable + '"'
_exe = exe_suffix
_obj = obj_suffix
_shobj = shobj_suffix
shobj_ = shobj_prefix
_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']
cmd = 'gcc -v'
try:
import subprocess
except ImportError:
try:
import popen2
stderr = popen2.popen3(cmd)[2]
except OSError:
return libs
else:
p = subprocess.Popen(cmd, shell=True, stderr=subprocess.PIPE)
stderr = p.stderr
for l in stderr.readlines():
list = string.split(l)
if len(list) > 3 and list[:2] == ['gcc', 'version']:
if list[2][:3] in ('4.1','4.2','4.3'):
libs = ['gfortranbegin']
break
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
try:
sys.version_info
except AttributeError:
# Pre-1.6 Python has no sys.version_info
version_string = string.split(sys.version)[0]
version_ints = map(int, string.split(version_string, '.'))
sys.version_info = tuple(version_ints + ['final', 0])
def python_version_string():
return string.split(sys.version)[0]
def python_minor_version_string():
return sys.version[:3]
def unsupported_python_version(version=sys.version_info):
return version < (1, 5, 2)
def deprecated_python_version(version=sys.version_info):
return version < (2, 4, 0)
if deprecated_python_version():
msg = r"""
scons: warning: Support for pre-2.4 Python (%s) is deprecated.
If this will cause hardship, contact dev@scons.tigris.org.
"""
deprecated_python_expr = re_escape(msg % python_version_string()) + file_expr
del msg
else:
deprecated_python_expr = ""
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'] = ''
# Term causing test failures due to bogus readline init
# control character output on FC8
# TERM can cause test failures due to control chars in prompts etc.
os.environ['TERM'] = 'dumb'
self.ignore_python_version=kw.get('ignore_python_version',1)
if kw.get('ignore_python_version',-1) != -1:
del kw['ignore_python_version']
if self.ignore_python_version and deprecated_python_version():
sconsflags = os.environ.get('SCONSFLAGS')
if sconsflags:
sconsflags = [sconsflags]
else:
sconsflags = []
sconsflags = sconsflags + ['--warn=no-python-version']
os.environ['SCONSFLAGS'] = string.join(sconsflags)
apply(TestCommon.__init__, [self], kw)
import SCons.Node.FS
if SCons.Node.FS.default_fs is None:
SCons.Node.FS.default_fs = SCons.Node.FS.FS()
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, norm=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
result = env.WhereIs(prog)
if norm and os.sep != '/':
result = string.replace(result, os.sep, '/')
return result
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 run(self, *args, **kw):
"""
Add the --warn=no-python-version option to SCONSFLAGS every
command so test scripts don't have to filter out Python version
deprecation warnings.
Same for --warn=no-visual-c-missing.
"""
save_sconsflags = os.environ.get('SCONSFLAGS')
if save_sconsflags:
sconsflags = [save_sconsflags]
else:
sconsflags = []
if self.ignore_python_version and deprecated_python_version():
sconsflags = sconsflags + ['--warn=no-python-version']
sconsflags = sconsflags + ['--warn=no-visual-c-missing']
os.environ['SCONSFLAGS'] = string.join(sconsflags)
try:
result = apply(TestCommon.run, (self,)+args, kw)
finally:
sconsflags = save_sconsflags
return result
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
stdout = self.wrap_stdout(read_str = read_str, build_str = s)
# Append '.*' so that timing output that comes after the
# up-to-date output is okay.
kw['stdout'] = re.escape(stdout) + '.*'
kw['match'] = self.match_re_dotall
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.)" % re.escape(arg)
if options:
arguments = options + " " + arguments
s = '('+s+'[^\n]*\n)*'
kw['arguments'] = arguments
stdout = re.escape(self.wrap_stdout(build_str='ARGUMENTSGOHERE'))
kw['stdout'] = string.replace(stdout, 'ARGUMENTSGOHERE', s)
kw['match'] = self.match_re_dotall
apply(self.run, [], kw)
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'/(Creation|Mod)Date \(D:[^)]*\)',
r'/\1Date (D:XXXX)', s)
s = re.sub(r'/ID \[<[0-9a-fA-F]*> <[0-9a-fA-F]*>\]',
r'/ID [<XXXX> <XXXX>]', s)
s = re.sub(r'/(BaseFont|FontName) /[A-Z]{6}',
r'/\1 /XXXXXX', s)
s = re.sub(r'/Length \d+ *\n/Filter /FlateDecode\n',
r'/Length XXXX\n/Filter /FlateDecode\n', s)
try:
import zlib
except ImportError:
pass
else:
begin_marker = '/FlateDecode\n>>\nstream\n'
end_marker = 'endstream\nendobj'
encoded = []
b = string.find(s, begin_marker, 0)
while b != -1:
b = b + len(begin_marker)
e = string.find(s, end_marker, b)
encoded.append((b, e))
b = string.find(s, begin_marker, e + len(end_marker))
x = 0
r = []
for b, e in encoded:
r.append(s[x:b])
d = zlib.decompress(s[b:e])
d = re.sub(r'%%CreationDate: [^\n]*\n',
r'%%CreationDate: 1970 Jan 01 00:00:00\n', d)
d = re.sub(r'%DVIPSSource: TeX output \d\d\d\d\.\d\d\.\d\d:\d\d\d\d',
r'%DVIPSSource: TeX output 1970.01.01:0000', d)
d = re.sub(r'/(BaseFont|FontName) /[A-Z]{6}',
r'/\1 /XXXXXX', d)
r.append(d)
x = e
r.append(s[x:])
s = string.join(r, '')
return s
def paths(self,patterns):
import glob
result = []
for p in patterns:
paths = glob.glob(p)
paths.sort()
result.extend(paths)
return result
def java_ENV(self, version=None):
"""
Initialize with a default external environment that uses a local
Java SDK in preference to whatever's found in the default PATH.
"""
try:
return self._java_env[version]['ENV']
except AttributeError:
self._java_env = {}
except KeyError:
pass
import SCons.Environment
env = SCons.Environment.Environment()
self._java_env[version] = env
if version:
patterns = [
'/usr/java/jdk%s*/bin' % version,
'/usr/lib/jvm/*-%s*/bin' % version,
'/usr/local/j2sdk%s*/bin' % version,
]
java_path = self.paths(patterns) + [env['ENV']['PATH']]
else:
patterns = [
'/usr/java/latest/bin',
'/usr/lib/jvm/*/bin',
'/usr/local/j2sdk*/bin',
]
java_path = self.paths(patterns) + [env['ENV']['PATH']]
env['ENV']['PATH'] = string.join(java_path, os.pathsep)
return env['ENV']
def java_where_includes(self,version=None):
"""
Return java include paths compiling java jni code
"""
import glob
import sys
if not version:
version=''
frame = '/System/Library/Frameworks/JavaVM.framework/Headers/jni.h'
else:
frame = '/System/Library/Frameworks/JavaVM.framework/Versions/%s*/Headers/jni.h'%version
jni_dirs = ['/usr/lib/jvm/java-*-sun-%s*/include/jni.h'%version,
'/usr/java/jdk%s*/include/jni.h'%version,
frame,
]
dirs = self.paths(jni_dirs)
if not dirs:
return None
d=os.path.dirname(self.paths(jni_dirs)[0])
result=[d]
if sys.platform == 'win32':
result.append(os.path.join(d,'win32'))
elif sys.platform == 'linux2':
result.append(os.path.join(d,'linux'))
return result
def java_where_java_home(self,version=None):
if sys.platform[:6] == 'darwin':
if version is None:
home = '/System/Library/Frameworks/JavaVM.framework/Home'
else:
home = '/System/Library/Frameworks/JavaVM.framework/Versions/%s/Home' % version
else:
jar = self.java_where_jar(version)
home = os.path.normpath('%s/..'%jar)
if os.path.isdir(home):
return home
print("Could not determine JAVA_HOME: %s is not a directory" % home)
self.fail_test()
def java_where_jar(self, version=None):
ENV = self.java_ENV(version)
if self.detect_tool('jar', ENV=ENV):
where_jar = self.detect('JAR', 'jar', ENV=ENV)
else:
where_jar = self.where_is('jar', ENV['PATH'])
if not where_jar:
self.skip_test("Could not find Java jar, skipping test(s).\n")
return where_jar
def java_where_java(self, version=None):
"""
Return a path to the java executable.
"""
ENV = self.java_ENV(version)
where_java = self.where_is('java', ENV['PATH'])
if not where_java:
self.skip_test("Could not find Java java, skipping test(s).\n")
return where_java
def java_where_javac(self, version=None):
"""
Return a path to the javac compiler.
"""
ENV = self.java_ENV(version)
if self.detect_tool('javac'):
where_javac = self.detect('JAVAC', 'javac', ENV=ENV)
else:
where_javac = self.where_is('javac', ENV['PATH'])
if not where_javac:
self.skip_test("Could not find Java javac, skipping test(s).\n")
self.run(program = where_javac,
arguments = '-version',
stderr=None,
status=None)
if version:
if string.find(self.stderr(), 'javac %s' % version) == -1:
fmt = "Could not find javac for Java version %s, skipping test(s).\n"
self.skip_test(fmt % version)
else:
m = re.search(r'javac (\d\.\d)', self.stderr())
if m:
version = m.group(1)
else:
version = None
return where_javac, version
def java_where_javah(self, version=None):
ENV = self.java_ENV(version)
if self.detect_tool('javah'):
where_javah = self.detect('JAVAH', 'javah', ENV=ENV)
else:
where_javah = self.where_is('javah', ENV['PATH'])
if not where_javah:
self.skip_test("Could not find Java javah, skipping test(s).\n")
return where_javah
def java_where_rmic(self, version=None):
ENV = self.java_ENV(version)
if self.detect_tool('rmic'):
where_rmic = self.detect('RMIC', 'rmic', ENV=ENV)
else:
where_rmic = self.where_is('rmic', ENV['PATH'])
if not where_rmic:
self.skip_test("Could not find Java rmic, skipping non-simulated test(s).\n")
return where_rmic
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('variant_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'
VariantDir(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))
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, NoMatch=NoMatch):
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()
def get_python_version(self):
"""
Returns the Python version (just so everyone doesn't have to
hand-code slicing the right number of characters).
"""
# see also sys.prefix documentation
return python_minor_version_string()
def get_platform_python_info(self):
"""
Returns a path to a Python executable suitable for testing on
this platform and its associated include path, library path,
and library name.
"""
python = self.where_is('python')
if not python:
self.skip_test('Can not find installed "python", skipping test.\n')
self.run(program = python, stdin = """\
import os, sys
try:
py_ver = 'python%d.%d' % sys.version_info[:2]
except AttributeError:
py_ver = 'python' + sys.version[:3]
print os.path.join(sys.prefix, 'include', py_ver)
print os.path.join(sys.prefix, 'lib', py_ver, 'config')
print py_ver
""")
return [python] + string.split(string.strip(self.stdout()), '\n')
def wait_for(self, fname, timeout=10.0, popen=None):
"""
Waits for the specified file name to exist.
"""
waited = 0.0
while not os.path.exists(fname):
if timeout and waited >= timeout:
sys.stderr.write('timed out waiting for %s to exist\n' % fname)
if popen:
popen.stdin.close()
self.status = 1
self.finish(popen)
self.fail_test()
time.sleep(1.0)
waited = waited + 1.0
def get_alt_cpp_suffix(self):
"""
Many CXX tests have this same logic.
They all needed to determine if the current os supports
files with .C and .c as different files or not
in which case they are instructed to use .cpp instead of .C
"""
if not case_sensitive_suffixes('.c','.C'):
alt_cpp_suffix = '.cpp'
else:
alt_cpp_suffix = '.C'
return alt_cpp_suffix
class Graph:
def __init__(self, name, units, expression, sort=None):
self.name = name
self.units = units
self.expression = re.compile(expression)
self.sort = sort
GraphList = [
Graph('TimeSCons-elapsed', 'seconds',
r'TimeSCons elapsed time:\s+([\d.]+)',
sort=0),
Graph('memory-initial', 'bytes',
r'Memory before reading SConscript files:\s+(\d+)'),
Graph('memory-prebuild', 'bytes',
r'Memory before building targets:\s+(\d+)'),
Graph('memory-final', 'bytes',
r'Memory after building targets:\s+(\d+)'),
Graph('time-sconscript', 'seconds',
r'Total SConscript file execution time:\s+([\d.]+) seconds'),
Graph('time-scons', 'seconds',
r'Total SCons execution time:\s+([\d.]+) seconds'),
Graph('time-commands', 'seconds',
r'Total command execution time:\s+([\d.]+) seconds'),
Graph('time-total', 'seconds',
r'Total build time:\s+([\d.]+) seconds'),
]
class TimeSCons(TestSCons):
"""Class for timing SCons."""
def __init__(self, *args, **kw):
"""
In addition to normal TestSCons.TestSCons intialization,
this enables verbose mode (which causes the command lines to
be displayed in the output) and copies the contents of the
directory containing the executing script to the temporary
working directory.
"""
self.variables = kw.get('variables')
if self.variables is not None:
for variable, value in self.variables.items():
value = os.environ.get(variable, value)
try:
value = int(value)
except ValueError:
try:
value = float(value)
except ValueError:
pass
self.variables[variable] = value
del kw['variables']
self.calibrate = os.environ.get('TIMESCONS_CALIBRATE', '0') != '0'
if not kw.has_key('verbose') and not self.calibrate:
kw['verbose'] = True
# TODO(1.5)
#TestSCons.__init__(self, *args, **kw)
apply(TestSCons.__init__, (self,)+args, kw)
# TODO(sgk): better way to get the script dir than sys.argv[0]
test_dir = os.path.dirname(sys.argv[0])
test_name = os.path.basename(test_dir)
if not os.path.isabs(test_dir):
test_dir = os.path.join(self.orig_cwd, test_dir)
self.copy_timing_configuration(test_dir, self.workpath())
def main(self, *args, **kw):
"""
The main entry point for standard execution of timings.
This method run SCons three times:
Once with the --help option, to have it exit after just reading
the configuration.
Once as a full build of all targets.
Once again as a (presumably) null or up-to-date build of
all targets.
The elapsed time to execute each build is printed after
it has finished.
"""
if not kw.has_key('options') and self.variables:
options = []
for variable, value in self.variables.items():
options.append('%s=%s' % (variable, value))
kw['options'] = ' '.join(options)
if self.calibrate:
# TODO(1.5)
#self.calibration(*args, **kw)
apply(self.calibration, args, kw)
else:
# TODO(1.5)
#self.help(*args, **kw)
#self.full(*args, **kw)
#self.null(*args, **kw)
apply(self.help, args, kw)
apply(self.full, args, kw)
apply(self.null, args, kw)
def trace(self, graph, name, value, units, sort=None):
fmt = "TRACE: graph=%s name=%s value=%s units=%s"
line = fmt % (graph, name, value, units)
if sort is not None:
line = line + (' sort=%s' % sort)
line = line + '\n'
sys.stdout.write(line)
sys.stdout.flush()
def report_traces(self, trace, input):
self.trace('TimeSCons-elapsed',
trace,
self.elapsed_time(),
"seconds",
sort=0)
for graph in GraphList:
m = graph.expression.search(input)
if m:
self.trace(graph.name, trace, m.group(1), graph.units)
def help(self, *args, **kw):
"""
Runs scons with the --help option.
This serves as a way to isolate just the amount of time spent
reading up the configuration, since --help exits before any
"real work" is done.
"""
kw['options'] = kw.get('options', '') + ' --help'
# TODO(1.5)
#self.run(*args, **kw)
apply(self.run, args, kw)
sys.stdout.write(self.stdout())
self.report_traces('help', self.stdout())
def full(self, *args, **kw):
"""
Runs a full build of SCons.
"""
# TODO(1.5)
#self.run(*args, **kw)
apply(self.run, args, kw)
sys.stdout.write(self.stdout())
self.report_traces('full', self.stdout())
def calibration(self, *args, **kw):
"""
Runs a full build of SCons, but only reports calibration
information (the variable(s) that were set for this configuration,
and the elapsed time to run.
"""
# TODO(1.5)
#self.run(*args, **kw)
apply(self.run, args, kw)
if self.variables:
for variable, value in self.variables.items():
sys.stdout.write('VARIABLE: %s=%s\n' % (variable, value))
sys.stdout.write('ELAPSED: %s\n' % self.elapsed_time())
def null(self, *args, **kw):
"""
Runs an up-to-date null build of SCons.
"""
# TODO(sgk): allow the caller to specify the target (argument)
# that must be up-to-date.
# TODO(1.5)
#self.up_to_date(arguments='.', **kw)
kw = kw.copy()
kw['arguments'] = '.'
apply(self.up_to_date, (), kw)
sys.stdout.write(self.stdout())
self.report_traces('null', self.stdout())
def elapsed_time(self):
"""
Returns the elapsed time of the most recent command execution.
"""
return self.endTime - self.startTime
def run(self, *args, **kw):
"""
Runs a single build command, capturing output in the specified file.
Because this class is about timing SCons, we record the start
and end times of the elapsed execution, and also add the
--debug=memory and --debug=time options to have SCons report
its own memory and timing statistics.
"""
kw['options'] = kw.get('options', '') + ' --debug=memory --debug=time'
self.startTime = time.time()
try:
# TODO(1.5)
#result = TestSCons.run(self, *args, **kw)
result = apply(TestSCons.run, (self,)+args, kw)
finally:
self.endTime = time.time()
return result
def copy_timing_configuration(self, source_dir, dest_dir):
"""
Copies the timing configuration from the specified source_dir (the
directory in which the controlling script lives) to the specified
dest_dir (a temporary working directory).
This ignores all files and directories that begin with the string
'TimeSCons-', and all '.svn' subdirectories.
"""
for root, dirs, files in os.walk(source_dir):
if '.svn' in dirs:
dirs.remove('.svn')
# TODO(1.5)
#dirs = [ d for d in dirs if not d.startswith('TimeSCons-') ]
#files = [ f for f in files if not f.startswith('TimeSCons-') ]
not_timescons_entries = lambda s: not s.startswith('TimeSCons-')
dirs = filter(not_timescons_entries, dirs)
files = filter(not_timescons_entries, files)
for dirname in dirs:
source = os.path.join(root, dirname)
destination = source.replace(source_dir, dest_dir)
os.mkdir(destination)
if sys.platform != 'win32':
shutil.copystat(source, destination)
for filename in files:
source = os.path.join(root, filename)
destination = source.replace(source_dir, dest_dir)
shutil.copy2(source, destination)
# 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?)*'
# Local Variables:
# tab-width:4
# indent-tabs-mode:nil
# End:
# vim: set expandtab tabstop=4 shiftwidth=4:
|