def test_nodata():
"""Test when no data is found"""
swofstr = ""
satdf = satfunc.df(swofstr)
assert len(satdf) == 0
inc = satfunc.df2ecl_swof(satdf)
assert "No data" in inc
df_from_inc = satfunc.df(inc)
assert df_from_inc.empty
def test_str2df():
"""Test parsing of a direct string"""
swofstr = """
SWOF
0 0 1 1
1 1 0 0
/
"""
satdf = satfunc.df(swofstr)
assert len(satdf) == 2
inc = satfunc.df2ecl_swof(satdf)
df_from_inc = satfunc.df(inc)
pd.testing.assert_frame_equal(satdf, df_from_inc)
swofstr2 = """
-- RUNSPEC -- (this line is optional)
TABDIMS
2 /
-- PROPS -- (optional)
SWOF
0 0 1 1
1 1 0 0
/
0 0 1 1
0.5 0.5 0.5 0.5
1 1 0 0
/
"""
satdf2 = satfunc.df(swofstr2)
assert "SATNUM" in satdf
assert len(satdf2["SATNUM"].unique()) == 2
assert len(satdf2) == 5
inc = satfunc.df2ecl(satdf)
df_from_inc = satfunc.df(inc)
pd.testing.assert_frame_equal(satdf, df_from_inc)
# Try empty/bogus data:
bogusdf = satfunc.deck2df("SWRF\n 0 /\n")
# (warnings should be issued)
assert bogusdf.empty
# Test with bogus E100 keywords:
tricky = satfunc.deck2df("FOO\n\nSWOF\n 0 0 0 1/ 1 1 1 0\n/\n")
assert not tricky.empty
assert len(tricky["SATNUM"].unique()) == 1