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TST: Add f2py CLI tests #21835

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Merged
merged 2 commits into from
Jun 23, 2022
+24 −3
Merged

TST: Add f2py CLI tests #21835

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55b16bf
TST: Add f2py2e f2cmap flag test
NamamiShanker Jun 21, 2022
02533c5
TST: Tighten test_gen_pyf_stdout check
NamamiShanker Jun 21, 2022
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27 changes: 24 additions & 3 deletions numpy/f2py/tests/test_f2py2e.py
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Original file line number Diff line number Diff line change
Expand Up @@ -79,6 +79,17 @@ def retreal_f77(tmpdir_factory):
fn.write_text(fdat, encoding="ascii")
return fn

@pytest.fixture(scope="session")
def f2cmap_f90(tmpdir_factory):
"""Generates a single f90 file for testing"""
fdat = util.getpath("tests", "src", "f2cmap", "isoFortranEnvMap.f90").read_text()
f2cmap = util.getpath("tests", "src", "f2cmap", ".f2py_f2cmap").read_text()
fn = tmpdir_factory.getbasetemp() / "f2cmap.f90"
fmap = tmpdir_factory.getbasetemp() / "mapfile"
fn.write_text(fdat, encoding="ascii")
fmap.write_text(f2cmap, encoding="ascii")
return fn


def test_gen_pyf(capfd, hello_world_f90, monkeypatch):
"""Ensures that a signature file is generated via the CLI
Expand All @@ -105,6 +116,7 @@ def test_gen_pyf_stdout(capfd, hello_world_f90, monkeypatch):
f2pycli()
out, _ = capfd.readouterr()
assert "Saving signatures to file" in out
assert "function hi() ! in " in out


def test_gen_pyf_no_overwrite(capfd, hello_world_f90, monkeypatch):
Expand Down Expand Up @@ -533,13 +545,22 @@ def test_hlink():
pass


def test_f2cmap():
def test_f2cmap(capfd, f2cmap_f90, monkeypatch):
"""Check that Fortran-to-Python KIND specs can be passed

CLI :: --f2cmap
"""
# TODO: populate
pass
ipath = Path(f2cmap_f90)
monkeypatch.setattr(sys, "argv", f'f2py -m blah {ipath} --f2cmap mapfile'.split())

with util.switchdir(ipath.parent):
f2pycli()
out, _ = capfd.readouterr()
assert "Reading f2cmap from 'mapfile' ..." in out
assert "Mapping \"real(kind=real32)\" to \"float\"" in out
assert "Mapping \"real(kind=real64)\" to \"double\"" in out
assert "Mapping \"integer(kind=int64)\" to \"long_long\"" in out
assert "Successfully applied user defined f2cmap changes" in out


def test_quiet(capfd, hello_world_f90, monkeypatch):
Expand Down