(monkeypatch)
| 66 | |
| 67 | |
| 68 | def test_submodule(monkeypatch): |
| 69 | # Create a fake module with a submodule |
| 70 | name = "fakemodule" |
| 71 | module = types.ModuleType(name) |
| 72 | module.__version__ = "0.9.0" |
| 73 | sys.modules[name] = module |
| 74 | sub_name = "submodule" |
| 75 | submodule = types.ModuleType(sub_name) |
| 76 | setattr(module, sub_name, submodule) |
| 77 | sys.modules[f"{name}.{sub_name}"] = submodule |
| 78 | monkeypatch.setitem(VERSIONS, name, "1.0.0") |
| 79 | |
| 80 | match = "Pandas requires .*1.0.0.* of .fakemodule.*'0.9.0'" |
| 81 | with pytest.raises(ImportError, match=match): |
| 82 | import_optional_dependency("fakemodule.submodule") |
| 83 | |
| 84 | with tm.assert_produces_warning(UserWarning, match=match): |
| 85 | result = import_optional_dependency("fakemodule.submodule", errors="warn") |
| 86 | assert result is None |
| 87 | |
| 88 | module.__version__ = "1.0.0" # exact match is OK |
| 89 | result = import_optional_dependency("fakemodule.submodule") |
| 90 | assert result is submodule |
| 91 | |
| 92 | |
| 93 | def test_no_version_raises(monkeypatch): |
nothing calls this directly
no test coverage detected