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#!/usr/bin/env python
#
# __COPYRIGHT__
#
# Permission is hereby granted, free of charge, to any person obtaining
# a copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# distribute, sublicense, and/or sell copies of the Software, and to
# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
#
# The above copyright notice and this permission notice shall be included
# in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY
# KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
# WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#
"""
Verify basic operation of the --interactive command line option to build
a target, while using a Configure context within the environment.
Also tests that "b" can be used as a synonym for "build".
"""
__revision__ = "__FILE__ __REVISION__ __DATE__ __DEVELOPER__"
import TestSCons
import TestCmd
import re
# The order of the statements in the expected stdout is unreliable.
# case 1
# scons>>> .*foo\.cpp.*
# scons>>> scons: `foo.obj' is up to date.
# scons>>> .*foo\.cpp.*
# scons>>> scons: `foo.obj' is up to date.
# scons>>>\s*
# case 2
# scons>>> .*foo\.cpp.*
# scons>>> .*foo\.cpp.*
# scons>>> scons: `foo.obj' is up to date.
# scons>>> scons: `foo.obj' is up to date.
# scons>>>\s*
# The order of this list is related to the order of the counts below
expected_patterns = [
re.compile(r"^scons>>> .*foo\.cpp.*$"),
re.compile(r"^scons>>> scons: `foo.obj' is up to date\.$"),
re.compile(r"^scons>>>\s*$"),
]
# The order of this list is related to the order of the regular expressions above
expected_counts = [
[2,2,1], # case 1 and 2
]
# This is used for the diff output when the test fails and to distinguish between
# stdout and stderr in the match function below.
expect_stdout = r"""scons>>> .*foo\.cpp.*
scons>>> .*foo\.cpp.*
scons>>> scons: `foo.obj' is up to date.
scons>>> scons: `foo.obj' is up to date.
scons>>>\s*
"""
def match_custom(lines, expect):
if expect != expect_stdout:
# stderr
if lines == expect:
return 1
return None
# taken directly from TestCmd
if not TestCmd.is_List(lines):
# CRs mess up matching (Windows) so split carefully
lines = re.split('\r?\n', lines)
# record number of matches for each regex
n_actual = [0] * len(expected_patterns)
for line in lines:
for i, regex in enumerate(expected_patterns):
if regex.search(line):
n_actual[i] += 1
break
# compare actual counts to expected counts
for n_expect in expected_counts:
if n_actual == n_expect:
return 1
return None
_python_ = TestSCons._python_
test = TestSCons.TestSCons()
test.write('mycc.py', r"""
import sys
with open(sys.argv[1], 'wb') as ofp, open(sys.argv[2], 'rb') as ifp:
for l in [l for l in ifp.readlines() if l[:7] != '/*c++*/']:
ofp.write(l)
sys.exit(0)
""")
test.write('SConstruct', """\
env = Environment(CXXCOM = r'%(_python_)s mycc.py $TARGET $SOURCE',
OBJSUFFIX='.obj')
# Ensure that our 'compiler' works...
def CheckMyCC(context):
context.Message('Checking for MyCC compiler...')
result = context.TryBuild(context.env.Object,
'int main(void) {return 0;}',
'.cpp')
context.Result(result)
return result
conf = Configure(env, custom_tests = {'CheckMyCC' : CheckMyCC})
if conf.CheckMyCC():
pass # build succeeded
else:
Exit(1)
conf.Finish()
env.Object('foo.obj','foo.cpp')
""" % locals())
test.write('foo.cpp', """\
#include <stdio.h>
int main (int argc, char *argv[])
{
printf("Hello, World!");
return 0;
}
""")
scons = test.start(arguments = '-Q --interactive')
# Initial build
scons.send("build foo.obj\n")
test.wait_for(test.workpath('foo.obj'))
# Update without any changes -> no action
scons.send("build foo.obj\n")
# Changing the source file
test.write('foo.cpp', """\
#include <stdio.h>
void foo()
{
;
}
int main (int argc, char *argv[])
{
printf("Hello, World!");
return 0;
}
""")
# Verify that "b" can be used as a synonym for the "build" command.
scons.send("b foo.obj\n")
scons.send("build foo.obj\n")
test.finish(scons, stdout = expect_stdout, stderr = '', match = match_custom)
test.pass_test()
# not used: just record here to help debugging the expect_stdout pattern
actual_output_to_be_handled="""
scons>>> build foo.obj
/usr/bin/python3 mycc.py foo.obj foo.cpp
scons>>> build foo.obj
scons: `foo.obj' is up to date.
scons>>> b foo.obj
/usr/bin/python3 mycc.py foo.obj foo.cpp
scons>>> build foo.obj
scons: `foo.obj' is up to date.
scons>>>
"""
# Local Variables:
# tab-width:4
# indent-tabs-mode:nil
# End:
# vim: set expandtab tabstop=4 shiftwidth=4:
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