diff options
-rw-r--r-- | numpy/distutils/tests/test_fcompiler.py | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/numpy/distutils/tests/test_fcompiler.py b/numpy/distutils/tests/test_fcompiler.py new file mode 100644 index 000000000..4ab1522d7 --- /dev/null +++ b/numpy/distutils/tests/test_fcompiler.py @@ -0,0 +1,47 @@ +from __future__ import division, absolute_import, print_function + +from numpy.testing import assert_ +import numpy.distutils.fcompiler +import os + +customizable_flags = [ + ('f77', 'F77FLAGS'), + ('f90', 'F90FLAGS'), + ('free', 'FREEFLAGS'), + ('arch', 'FARCH'), + ('debug', 'FDEBUG'), + ('flags', 'FFLAGS'), + ('linker_so', 'LDFLAGS'), +] + + +def test_fcompiler_flags_override(monkeypatch): + monkeypatch.setitem(os.environ, 'NPY_DISTUTILS_APPEND_FLAGS', '0') + fc = numpy.distutils.fcompiler.new_fcompiler(compiler='none') + flag_vars = fc.flag_vars.clone(lambda *args, **kwargs: None) + + for opt, envvar in customizable_flags: + new_flag = '-dummy-{}-flag'.format(opt) + prev_flags = getattr(flag_vars, opt) + + monkeypatch.setitem(os.environ, envvar, new_flag) + new_flags = getattr(flag_vars, opt) + assert_(new_flags == [new_flag]) + + +def test_fcompiler_flags_append(monkeypatch): + monkeypatch.setitem(os.environ, 'NPY_DISTUTILS_APPEND_FLAGS', '1') + fc = numpy.distutils.fcompiler.new_fcompiler(compiler='none') + flag_vars = fc.flag_vars.clone(lambda *args, **kwargs: None) + + for opt, envvar in customizable_flags: + new_flag = '-dummy-{}-flag'.format(opt) + prev_flags = getattr(flag_vars, opt) + + monkeypatch.setitem(os.environ, envvar, new_flag) + new_flags = getattr(flag_vars, opt) + if prev_flags is None: + assert_(new_flags == [new_flag]) + else: + assert_(new_flags == prev_flags + [new_flag]) + |