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import pytest
import os
from rpython.translator.driver import TranslationDriver, shutil_copy
from rpython.tool.udir import udir
from rpython.translator.platform import windows, darwin, linux
def test_ctr():
td = TranslationDriver()
expected = ['annotate', 'backendopt', 'llinterpret', 'rtype', 'source',
'compile', 'pyjitpl']
assert set(td.exposed) == set(expected)
assert td.backend_select_goals(['compile_c']) == ['compile_c']
assert td.backend_select_goals(['compile']) == ['compile_c']
assert td.backend_select_goals(['rtype']) == ['rtype_lltype']
assert td.backend_select_goals(['rtype_lltype']) == ['rtype_lltype']
assert td.backend_select_goals(['backendopt']) == ['backendopt_lltype']
assert td.backend_select_goals(['backendopt_lltype']) == [
'backendopt_lltype']
td = TranslationDriver({'backend': None, 'type_system': None})
assert td.backend_select_goals(['compile_c']) == ['compile_c']
pytest.raises(Exception, td.backend_select_goals, ['compile'])
pytest.raises(Exception, td.backend_select_goals, ['rtype'])
assert td.backend_select_goals(['rtype_lltype']) == ['rtype_lltype']
pytest.raises(Exception, td.backend_select_goals, ['backendopt'])
assert td.backend_select_goals(['backendopt_lltype']) == [
'backendopt_lltype']
expected = ['annotate', 'backendopt_lltype', 'llinterpret_lltype',
'rtype_lltype', 'source_c', 'compile_c', 'pyjitpl_lltype', ]
assert set(td.exposed) == set(expected)
td = TranslationDriver({'backend': None, 'type_system': 'lltype'})
assert td.backend_select_goals(['compile_c']) == ['compile_c']
pytest.raises(Exception, td.backend_select_goals, ['compile'])
assert td.backend_select_goals(['rtype_lltype']) == ['rtype_lltype']
assert td.backend_select_goals(['rtype']) == ['rtype_lltype']
assert td.backend_select_goals(['backendopt']) == ['backendopt_lltype']
assert td.backend_select_goals(['backendopt_lltype']) == [
'backendopt_lltype']
expected = ['annotate', 'backendopt', 'llinterpret', 'rtype', 'source_c',
'compile_c', 'pyjitpl']
assert set(td.exposed) == set(expected)
@pytest.mark.parametrize("host, suffix", (
(windows.MsvcPlatform, '.exe'),
(darwin.Darwin, ''),
(linux.Linux, '')),
ids=('windows', 'macOS', 'linux'))
def test_compile_c(host, suffix):
exe_name = 'pypy-%(backend)s'
# Created by the fake "compile" function
# Create the dst directory to be tested
dst_name = udir.join('dst/pypy-c' + suffix)
dst_name.ensure()
class CBuilder(object):
def compile(self, exe_name):
from rpython.translator.tool.cbuild import ExternalCompilationInfo
# CBuilder.gen_makefile is called via CBuilder.generate_source
# in driver.task_source_c. We are faking parts of it here
targetdir = udir.join('src')
exe_name = targetdir.join(exe_name)
platform = host(cc='not_really_going_to_compile')
mk = platform.gen_makefile([], ExternalCompilationInfo(),
exe_name=exe_name,
path=targetdir,
shared=True,
)
# "compile" the needed outputs
src_name = udir.join('src/pypy-c' + suffix)
src_name.ensure()
src_name.write('exe')
dll_name = udir.join('src/pypy-c.dll')
dll_name.ensure()
dll_name.write('dll')
self.shared_library_name = dll_name
# mock the additional windows artifacts as well
wsrc_name = udir.join('src/pypy-cw.exe')
wsrc_name.ensure()
wsrc_name.write('wexe')
self.executable_name_w = wsrc_name
lib_name = udir.join('src/pypy-c.lib')
lib_name.ensure()
lib_name.write('lib')
pdb_name = udir.join('src/pypy-c.pdb')
pdb_name.ensure()
pdb_name.write('pdb')
self.executable_name = mk.exe_name
td = TranslationDriver(exe_name=str(exe_name))
# Normally done in the database_c task
td.cbuilder = CBuilder()
# Normally done when creating the driver via from_targetspec
td.standalone = True
cwd = os.getcwd()
# This calls compile(), sets td.c_entryp to CBuilder.executable_name,
# and calls create_exe(). We must cd into the target directory since
# create_exe() copies back to the current directory
try:
os.chdir(dst_name.dirname)
td.task_compile_c()
finally:
os.chdir(cwd)
assert dst_name.read() == 'exe'
assert dst_name.new(ext='dll').read() == 'dll'
if host is windows.MsvcPlatform:
assert dst_name.new(ext='lib').read() == 'lib'
assert dst_name.new(purebasename=dst_name.purebasename + 'w').read() == 'wexe'
def test_shutil_copy():
if os.name == 'nt':
pytest.skip('Windows cannot copy or rename to an in-use file')
a = udir.join('file_a')
b = udir.join('file_a')
a.write('hello')
shutil_copy(str(a), str(b))
assert b.read() == 'hello'
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