Function test_update_vcs_ref_current

tests/test_updatediff.py:1734–1789

(
    tmp_path_factory: pytest.TempPathFactory,
    cli: bool,
)

@pytest.mark.parametrize("cli", [True, False])
def test_update_vcs_ref_current(
    tmp_path_factory: pytest.TempPathFactory,
    cli: bool,
) -> None:
    src, dst = map(tmp_path_factory.mktemp, ("src", "dst"))

    with local.cwd(src):
        build_file_tree(
            {
                "copier.yml": "boolean: false",
                "{{ _copier_conf.answers_file }}.jinja": "{{ _copier_answers|to_nice_yaml }}",
            }
        )
        git_init("v1")
        git("tag", "v1")

    if cli:
        CopierApp.run(
            ["copier", "copy", str(src), str(dst), "--defaults", "--overwrite"],
            exit=False,
        )
    else:
        run_copy(str(src), dst, defaults=True, overwrite=True)
    answers = load_answersfile_data(dst)
    assert answers["_commit"] == "v1"
    assert answers["boolean"] is False

    with local.cwd(dst):
        git_init("v1")

    with local.cwd(src):
        build_file_tree({"README.md": "# Template Update"})
        git_save(message="update template", tag="v2")

    if cli:
        with local.cwd(dst):
            CopierApp.run(
                [
                    "copier",
                    "update",
                    "--data",
                    "boolean=true",
                    "--vcs-ref=:current:",
                ],
                exit=False,
            )
    else:
        run_update(
            dst, data={"boolean": "true"}, vcs_ref=VcsRef.CURRENT, overwrite=True
        )
    answers = load_answersfile_data(dst)
    assert answers["_commit"] == "v1"
    assert answers["boolean"] is True

    # assert that the README.md file was not created
    assert not (dst / "README.md").exists()