clang_default_environment.py

#!/usr/bin/env python
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__revision__ = "__FILE__ __REVISION__ __DATE__ __DEVELOPER__"

import TestSCons
from SCons.Environment import Base

_exe = TestSCons._exe
test = TestSCons.TestSCons()

if not test.where_is('clang'):
    test.skip_test("Could not find 'clang', skipping test.\n")

platform = Base()['PLATFORM']
if 'win32' == platform:
    test.skip_test("clang is not part of default environment on windows, skipping test.\n")

##  This will likely NOT use clang

test.write('SConstruct', """
env = Environment()
if env['CC'] != 'clang':
    env['CC'] = 'clang'
env.Program('foo.c')
""")

test.write('foo.c', """\
#include <stdio.h>
int main(int argc, char ** argv) {
    printf("Hello!");
    return 0;
}
""")

test.run()

test.run(program=test.workpath('foo'+_exe))

test.fail_test(not test.stdout() == 'Hello!')

test.pass_test()

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