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from servicex.dataset_identifier import (
    DataSetIdentifier,
    RucioDatasetIdentifier,
    FileListDataset,
)
import pytest


def test_did():
    did = DataSetIdentifier(scheme="rucio", dataset="abc:123-455")
    assert did.did == "rucio://abc:123-455"


def test_rucio():
    did = RucioDatasetIdentifier("abc:123-456")
    assert did.did == "rucio://abc:123-456"


def test_rucio_no_namespace():
    with pytest.raises(ValueError):
        RucioDatasetIdentifier("123-456")


def test_file_list():
    did = FileListDataset(["c:/foo.bar"])
    assert did.files == ["c:/foo.bar"]


def test_single_file():
    did = FileListDataset("c:/foo.bar")
    assert did.files == ["c:/foo.bar"]


def test_populate_transform_request(transform_request):
    did = FileListDataset(["c:/foo.bar"])
    did.populate_transform_request(transform_request)
    assert transform_request.file_list == ["c:/foo.bar"]

    did2 = RucioDatasetIdentifier("abc:123-456")
    did2.populate_transform_request(transform_request)
    assert transform_request.did == "rucio://abc:123-456"
