unstructured/test_unstructured_ingest/unit/test_interfaces.py

import os
import pathlib
from dataclasses import dataclass
from typing import Any, Dict

import pytest
from freezegun import freeze_time

from unstructured.documents.elements import DataSourceMetadata
from unstructured.ingest.interfaces import (
    BaseConnectorConfig,
    BaseIngestDoc,
    StandardConnectorConfig,
)
from unstructured.partition.auto import partition
from unstructured.staging.base import convert_to_dict

DIRECTORY = pathlib.Path(__file__).parent.resolve()
EXAMPLE_DOCS_DIRECTORY = os.path.join(DIRECTORY, "../..", "example-docs")
TEST_DOWNLOAD_DIR = "/tmp"
TEST_OUTPUT_DIR = "/tmp"
TEST_ID = "test"
TEST_FILE_PATH = os.path.join(EXAMPLE_DOCS_DIRECTORY, "book-war-and-peace-1p.txt")


@dataclass
class TestConfig(BaseConnectorConfig):
    id: str
    path: str


TEST_CONFIG = TestConfig(id=TEST_ID, path=TEST_FILE_PATH)
TEST_SOURCE_URL = "test-source-url"
TEST_VERSION = "1.1.1"
TEST_RECORD_LOCATOR = {"id": "data-source-id"}
TEST_DATE_CREATED = "2021-01-01T00:00:00"
TEST_DATE_MODIFIED = "2021-01-02T00:00:00"
TEST_DATE_PROCESSSED = "2022-12-13T15:44:08"


@dataclass
class TestIngestDoc(BaseIngestDoc):
    config: TestConfig

    @property
    def filename(self):
        return TEST_FILE_PATH

    @property
    def _output_filename(self):
        return TEST_FILE_PATH + ".json"

    @property
    def source_url(self) -> str:
        return TEST_SOURCE_URL

    @property
    def version(self) -> str:
        return TEST_VERSION

    @property
    def record_locator(self) -> Dict[str, Any]:
        return TEST_RECORD_LOCATOR

    @property
    def date_created(self) -> str:
        return TEST_DATE_CREATED

    @property
    def date_modified(self) -> str:
        return TEST_DATE_MODIFIED

    @property
    def exists(self) -> bool:
        return True

    def cleanup_file(self):
        pass

    def get_file(self):
        pass

    def has_output(self):
        return True

    def write_result(self, result):
        pass


@pytest.fixture()
def partition_test_results():
    # Reusable partition test results, calculated only once
    result = partition(
        filename=str(TEST_FILE_PATH),
        data_source_metadata=DataSourceMetadata(
            url=TEST_SOURCE_URL,
            version=TEST_VERSION,
            record_locator=TEST_RECORD_LOCATOR,
            date_created=TEST_DATE_CREATED,
            date_modified=TEST_DATE_MODIFIED,
            date_processed=TEST_DATE_PROCESSSED,
        ),
    )
    return result


@pytest.fixture()
def partition_file_test_results(partition_test_results):
    # Reusable partition_file test results, calculated only once
    return convert_to_dict(partition_test_results)


def test_partition_file():
    """Validate partition_file returns a list of dictionaries with the expected keys,
    metadatakeys, and data source metadata values."""
    test_ingest_doc = TestIngestDoc(
        config=TEST_CONFIG,
        standard_config=StandardConnectorConfig(
            download_dir=TEST_DOWNLOAD_DIR,
            output_dir=TEST_OUTPUT_DIR,
        ),
    )
    test_ingest_doc._date_processed = TEST_DATE_PROCESSSED
    isd_elems = test_ingest_doc.partition_file()
    assert len(isd_elems)
    expected_keys = {
        "element_id",
        "text",
        "type",
        "metadata",
    }
    # The document in TEST_FILE_PATH does not have elements with coordinates so
    # partition is not expected to return coordinates metadata.
    expected_metadata_keys = {"data_source", "filename", "file_directory", "filetype", "last_modified"}
    for elem in isd_elems:
        assert expected_keys == set(elem.keys())
        assert expected_metadata_keys == set(elem["metadata"].keys())
        data_source_metadata = elem["metadata"]["data_source"]
        assert data_source_metadata["url"] == TEST_SOURCE_URL
        assert data_source_metadata["version"] == TEST_VERSION
        assert data_source_metadata["record_locator"] == TEST_RECORD_LOCATOR
        assert data_source_metadata["date_created"] == TEST_DATE_CREATED
        assert data_source_metadata["date_modified"] == TEST_DATE_MODIFIED
        assert data_source_metadata["date_processed"] == TEST_DATE_PROCESSSED


@freeze_time(TEST_DATE_PROCESSSED)
def test_process_file_fields_include_default(mocker, partition_test_results):
    """Validate when metadata_include and metadata_exclude are not set, all fields:
    ("element_id", "text", "type", "metadata") are included"""
    mock_partition = mocker.patch(
        "unstructured.ingest.interfaces.partition",
        return_value=partition_test_results,
    )
    test_ingest_doc = TestIngestDoc(
        config=TEST_CONFIG,
        standard_config=StandardConnectorConfig(
            download_dir=TEST_DOWNLOAD_DIR,
            output_dir=TEST_OUTPUT_DIR,
        ),
    )
    isd_elems = test_ingest_doc.process_file()
    assert len(isd_elems)
    assert mock_partition.call_count == 1
    assert (
        mock_partition.call_args.kwargs["data_source_metadata"].date_processed
        == TEST_DATE_PROCESSSED
    )
    for elem in isd_elems:
        assert {"element_id", "text", "type", "metadata"} == set(elem.keys())
        data_source_metadata = elem["metadata"]["data_source"]
        assert data_source_metadata["url"] == TEST_SOURCE_URL
        assert data_source_metadata["version"] == TEST_VERSION
        assert data_source_metadata["record_locator"] == TEST_RECORD_LOCATOR
        assert data_source_metadata["date_created"] == TEST_DATE_CREATED
        assert data_source_metadata["date_modified"] == TEST_DATE_MODIFIED
        assert data_source_metadata["date_processed"] == TEST_DATE_PROCESSSED


def test_process_file_metadata_includes_filename_and_filetype(mocker, partition_test_results):
    """Validate when metadata_include is set to "filename,filetype",
    only filename is included in metadata"""
    mocker.patch(
        "unstructured.ingest.interfaces.partition",
        return_value=partition_test_results,
    )
    test_ingest_doc = TestIngestDoc(
        config=TEST_CONFIG,
        standard_config=StandardConnectorConfig(
            download_dir=TEST_DOWNLOAD_DIR,
            output_dir=TEST_OUTPUT_DIR,
            metadata_include="filename,filetype",
        ),
    )
    isd_elems = test_ingest_doc.process_file()
    assert len(isd_elems)
    for elem in isd_elems:
        assert set(elem["metadata"].keys()) == {"filename", "filetype"}


def test_process_file_metadata_exclude_filename_pagenum(mocker, partition_test_results):
    """Validate when metadata_exclude is set to "filename,page_number",
    neither filename nor page_number are included in metadata"""
    mocker.patch(
        "unstructured.ingest.interfaces.partition",
        return_value=partition_test_results,
    )
    test_ingest_doc = TestIngestDoc(
        config=TEST_CONFIG,
        standard_config=StandardConnectorConfig(
            download_dir=TEST_DOWNLOAD_DIR,
            output_dir=TEST_OUTPUT_DIR,
            metadata_exclude="filename,page_number",
        ),
    )
    isd_elems = test_ingest_doc.process_file()
    assert len(isd_elems)
    for elem in isd_elems:
        assert "filename" not in elem["metadata"].keys()
        assert "page_number" not in elem["metadata"].keys()


def test_process_file_flatten_metadata(mocker, partition_test_results):
    mocker.patch(
        "unstructured.ingest.interfaces.partition",
        return_value=partition_test_results,
    )
    test_ingest_doc = TestIngestDoc(
        config=TEST_CONFIG,
        standard_config=StandardConnectorConfig(
            download_dir=TEST_DOWNLOAD_DIR,
            output_dir=TEST_OUTPUT_DIR,
            metadata_include="filename,data_source",
            flatten_metadata=True,
        ),
    )
    isd_elems = test_ingest_doc.process_file()
    expected_keys = {"element_id", "text", "type", "filename", "data_source"}
    for elem in isd_elems:
        assert expected_keys == set(elem.keys())