xarray/tests/test_merge.py

204         ds1 = xr.Dataset(attrs={"x": 0})
206         ds3 = xr.merge([ds1, ds2], combine_attrs="override")
208         assert ds1.x == 0
211         ds1 = xr.Dataset(attrs={"a": 0, "b": 0, "c": 0})
215         actual = xr.merge([ds1, ds2, ds3], combine_attrs="drop_conflicts")
221         ds1 = xr.Dataset({"a": ("x", [], {"a": 0})})
225             xr.merge([ds1, ds2], combine_attrs="no_conflicts", compat="minimal")
258         ds1 = xr.Dataset({"a": ("x", [1, 2]), "x": [0, 1]})
261         assert expected.identical(xr.merge([ds1, ds2], compat="no_conflicts"))
262         assert expected.identical(xr.merge([ds2, ds1], compat="no_conflicts"))
263         assert ds1.identical(xr.merge([ds1, ds2], compat="no_conflicts", join="left"))
264         assert ds2.identical(xr.merge([ds1, ds2], compat="no_conflicts", join="right"))
267             xr.merge([ds1, ds2], compat="no_conflicts", join="inner")
272             xr.merge([ds1, ds3], compat="no_conflicts")
276             xr.merge([ds1, ds3], compat="no_conflicts")
315         ds1 = data[["var1"]]
318         actual = ds1.merge(ds2)
321         actual = ds2.merge(ds1)
332             ds1.merge(ds2.rename({"var3": "var1"}))
339         ds1 = xr.Dataset({"x": 0})
341         actual = ds1.merge(ds2)
344         actual = ds2.merge(ds1)
347         actual = ds1.copy()
351         ds1 = xr.Dataset({"x": np.nan})
353         actual = ds1.merge(ds2)
357         ds1 = xr.Dataset({"x": 0})
361                 ds1.merge(ds2, compat=compat)
366                 ds1.merge(ds2, compat=compat)
370             ds1.merge(ds2, compat="identical")
373             ds1.merge(ds2, compat="foobar")
375         assert ds1.identical(ds1.merge(ds2, compat="override"))
378         ds1 = xr.Dataset({"a": ("x", [1, 2]), "x": [0, 1]})
383         assert expected.identical(ds1.merge(ds2))
384         assert expected.identical(ds2.merge(ds1))
387         assert expected.identical(ds1.merge(ds2, join="left"))
388         assert expected.identical(ds2.merge(ds1, join="right"))
391         assert expected.identical(ds1.merge(ds2, join="inner"))
392         assert expected.identical(ds2.merge(ds1, join="inner"))
396         ds1 = xr.Dataset({"a": ("x", [1, 2]), "x": [0, 1]})
412         assert expected.identical(ds1.merge(ds2, fill_value=fill_value))
413         assert expected.identical(ds2.merge(ds1, fill_value=fill_value))
414         assert expected.identical(xr.merge([ds1, ds2], fill_value=fill_value))
417         ds1 = xr.Dataset({"a": ("x", [1, 2]), "x": [0, 1]})
421         assert expected.identical(ds1.merge(ds2, compat="no_conflicts"))
422         assert expected.identical(ds2.merge(ds1, compat="no_conflicts"))
424         assert ds1.identical(ds1.merge(ds2, compat="no_conflicts", join="left"))
426         assert ds2.identical(ds1.merge(ds2, compat="no_conflicts", join="right"))
429         assert expected2.identical(ds1.merge(ds2, compat="no_conflicts", join="inner"))
433             ds1.merge(ds3, compat="no_conflicts")
437             ds1.merge(ds3, compat="no_conflicts")
465         ds1 = xr.Dataset(attrs=attrs1)
470                 ds1.merge(ds2, combine_attrs=combine_attrs)
472             actual = ds1.merge(ds2, combine_attrs=combine_attrs)