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https://github.com/Unstructured-IO/unstructured.git
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cbe1b35621
**Summary** Mechanical refactoring in preparation for adding (pre-chunk) `TableSplitter` in a PR stacked on this one.
361 lines
12 KiB
Python
361 lines
12 KiB
Python
from __future__ import annotations
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import json
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import os
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import re
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import pytest
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from unstructured import utils
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from unstructured.documents.coordinates import PixelSpace
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from unstructured.documents.elements import ElementMetadata, NarrativeText, Title
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@pytest.fixture()
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def input_data():
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return [
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{"text": "This is a sentence."},
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{"text": "This is another sentence.", "meta": {"score": 0.1}},
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]
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@pytest.fixture()
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def output_jsonl_file(tmp_path):
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return os.path.join(tmp_path, "output.jsonl")
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@pytest.fixture()
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def input_jsonl_file(tmp_path, input_data):
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file_path = os.path.join(tmp_path, "input.jsonl")
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with open(file_path, "w+") as input_file:
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input_file.writelines([json.dumps(obj) + "\n" for obj in input_data])
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return file_path
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def test_save_as_jsonl(input_data, output_jsonl_file):
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utils.save_as_jsonl(input_data, output_jsonl_file)
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with open(output_jsonl_file) as output_file:
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file_data = [json.loads(line) for line in output_file]
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assert file_data == input_data
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def test_read_as_jsonl(input_jsonl_file, input_data):
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file_data = utils.read_from_jsonl(input_jsonl_file)
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assert file_data == input_data
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def test_requires_dependencies_decorator():
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@utils.requires_dependencies(dependencies="numpy")
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def test_func():
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import numpy # noqa: F401
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test_func()
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def test_requires_dependencies_decorator_multiple():
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@utils.requires_dependencies(dependencies=["numpy", "pandas"])
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def test_func():
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import numpy # noqa: F401
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import pandas # noqa: F401
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test_func()
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def test_requires_dependencies_decorator_import_error():
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@utils.requires_dependencies(dependencies="not_a_package")
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def test_func():
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import not_a_package # noqa: F401
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with pytest.raises(ImportError):
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test_func()
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def test_requires_dependencies_decorator_import_error_multiple():
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@utils.requires_dependencies(dependencies=["not_a_package", "numpy"])
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def test_func():
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import not_a_package # noqa: F401
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import numpy # noqa: F401
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with pytest.raises(ImportError):
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test_func()
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def test_requires_dependencies_decorator_in_class():
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@utils.requires_dependencies(dependencies="numpy")
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class TestClass:
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def __init__(self):
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import numpy # noqa: F401
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TestClass()
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@pytest.mark.parametrize("iterator", [[0, 1], (0, 1), range(10), [0], (0,), range(1)])
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def test_first_gives_first(iterator):
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assert utils.first(iterator) == 0
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@pytest.mark.parametrize("iterator", [[], ()])
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def test_first_raises_if_empty(iterator):
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with pytest.raises(ValueError):
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utils.first(iterator)
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@pytest.mark.parametrize("iterator", [[0], (0,), range(1)])
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def test_only_gives_only(iterator):
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assert utils.first(iterator) == 0
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@pytest.mark.parametrize("iterator", [[0, 1], (0, 1), range(10)])
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def test_only_raises_when_len_more_than_1(iterator):
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with pytest.raises(ValueError):
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utils.only(iterator)
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@pytest.mark.parametrize("iterator", [[], ()])
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def test_only_raises_if_empty(iterator):
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with pytest.raises(ValueError):
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utils.only(iterator)
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@pytest.mark.parametrize(
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("coords1", "coords2", "text1", "text2", "nested_error_tolerance_px", "expectation"),
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[
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(
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((4, 5), (4, 8), (7, 8), (7, 5)),
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((2, 3), (2, 6), (5, 6), (5, 3)),
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"Some lovely title",
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"Some lovely text",
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5, # large nested_error_tolerance_px
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{
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"overlapping_elements": ["Title(ix=0)", "NarrativeText(ix=1)"],
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"parent_element": "Title(ix=0)",
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"overlapping_case": "nested NarrativeText in Title",
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"overlap_percentage": "100%",
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"metadata": {
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"largest_ngram_percentage": 0,
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"overlap_percentage_total": "5.88%",
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"max_area": "9pxˆ2",
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"min_area": "9pxˆ2",
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"total_area": "18pxˆ2",
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},
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},
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),
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(
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((4, 5), (4, 8), (7, 8), (7, 5)),
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((2, 3), (2, 6), (5, 6), (5, 3)),
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"Some lovely title",
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"Some lovely text",
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1, # small nested_error_tolerance_px
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{
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"overlapping_elements": ["0. Title(ix=0)", "1. NarrativeText(ix=1)"],
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"parent_element": None,
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"overlapping_case": "partial overlap sharing 50.0% of the text from1. "
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"NarrativeText(2-gram)",
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"overlap_percentage": "11.11%",
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"metadata": {
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"largest_ngram_percentage": 50.0,
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"overlap_percentage_total": "5.88%",
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"max_area": "9pxˆ2",
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"min_area": "9pxˆ2",
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"total_area": "18pxˆ2",
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},
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},
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),
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(
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((4, 5), (4, 8), (7, 8), (7, 5)),
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((2, 3), (2, 6), (5, 6), (5, 3)),
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"Some lovely title",
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"Some lovely title", # same title
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1,
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{
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"overlapping_elements": ["0. Title(ix=0)", "1. NarrativeText(ix=1)"],
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"parent_element": None,
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"overlapping_case": "partial overlap with duplicate text",
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"overlap_percentage": "11.11%",
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"metadata": {
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"largest_ngram_percentage": 0,
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"overlap_percentage_total": "5.88%",
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"max_area": "9pxˆ2",
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"min_area": "9pxˆ2",
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"total_area": "18pxˆ2",
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},
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},
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),
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(
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((4, 5), (4, 8), (7, 8), (7, 5)),
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((2, 3), (2, 6), (5, 6), (5, 3)),
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"Some lovely title",
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"", # empty title
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1,
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{
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"overlapping_elements": ["1. NarrativeText(ix=1)", "0. Title(ix=0)"],
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"parent_element": None,
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"overlapping_case": ("partial overlap with empty content in 1. NarrativeText"),
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"overlap_percentage": "11.11%",
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"metadata": {
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"largest_ngram_percentage": 0,
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"overlap_percentage_total": "5.88%",
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"max_area": "9pxˆ2",
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"min_area": "9pxˆ2",
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"total_area": "18pxˆ2",
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},
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},
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),
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(
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((4, 5), (4, 8), (7, 8), (7, 5)),
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((2, 3), (2, 6), (5, 6), (5, 3)),
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"", # empty 1st title
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"Some lovely title",
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1,
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{
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"overlapping_elements": ["0. Title(ix=0)", "1. NarrativeText(ix=1)"],
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"parent_element": None,
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"overlapping_case": "partial overlap with empty content in 0. Title",
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"overlap_percentage": "11.11%",
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"metadata": {
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"largest_ngram_percentage": 0,
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"overlap_percentage_total": "5.88%",
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"max_area": "9pxˆ2",
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"min_area": "9pxˆ2",
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"total_area": "18pxˆ2",
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},
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},
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),
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(
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((4, 5), (4, 8), (7, 8), (7, 5)),
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((2, 3), (2, 6), (5, 6), (5, 3)),
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"Some lovely title",
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"Something totally different here", # diff text
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1,
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{
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"overlapping_elements": ["0. Title(ix=0)", "1. NarrativeText(ix=1)"],
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"parent_element": None,
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"overlapping_case": "partial overlap without sharing text",
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"overlap_percentage": "11.11%",
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"metadata": {
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"largest_ngram_percentage": 0,
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"overlap_percentage_total": "5.88%",
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"max_area": "9pxˆ2",
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"min_area": "9pxˆ2",
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"total_area": "18pxˆ2",
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},
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},
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),
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(
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((5, 6), (5, 10), (8, 10), (8, 6)), # diff coordinates
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((1, 3), (2, 7), (6, 7), (5, 3)),
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"Some lovely title",
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"Some lovely text",
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1,
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{
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"overlapping_elements": ["0. Title(ix=0)", "1. NarrativeText(ix=1)"],
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"parent_element": None,
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"overlapping_case": "Small partial overlap",
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"overlap_percentage": "8.33%",
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"metadata": {
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"largest_ngram_percentage": 0,
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"overlap_percentage_total": "3.23%",
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"max_area": "20pxˆ2",
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"min_area": "12pxˆ2",
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"total_area": "32pxˆ2",
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},
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},
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),
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],
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)
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def test_catch_overlapping_and_nested_bboxes(
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coords1, coords2, text1, text2, nested_error_tolerance_px, expectation
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):
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elements = [
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Title(
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text=text1,
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coordinates=coords1,
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coordinate_system=PixelSpace(width=20, height=20),
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metadata=ElementMetadata(page_number=1),
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),
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NarrativeText(
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text=text2,
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coordinates=coords2,
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coordinate_system=PixelSpace(width=20, height=20),
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metadata=ElementMetadata(page_number=1),
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),
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]
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overlapping_flag, overlapping_cases = utils.catch_overlapping_and_nested_bboxes(
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elements,
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nested_error_tolerance_px,
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sm_overlap_threshold=10.0,
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)
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assert overlapping_flag is True
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assert overlapping_cases[0] == expectation
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def test_catch_overlapping_and_nested_bboxes_non_overlapping_case():
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elements = [
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Title(
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text="Some lovely title",
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coordinates=((4, 6), (4, 7), (7, 7), (7, 6)),
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coordinate_system=PixelSpace(width=20, height=20),
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metadata=ElementMetadata(page_number=1),
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),
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NarrativeText(
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text="Some lovely text",
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coordinates=((6, 8), (6, 9), (9, 9), (9, 8)),
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coordinate_system=PixelSpace(width=20, height=20),
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metadata=ElementMetadata(page_number=1),
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),
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]
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overlapping_flag, overlapping_cases = utils.catch_overlapping_and_nested_bboxes(
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elements,
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1,
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sm_overlap_threshold=10.0,
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)
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assert overlapping_flag is False
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assert overlapping_cases == []
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def test_validate_data_args():
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assert utils.validate_date_args("2020-10-10") is True
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with pytest.raises(ValueError):
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utils.validate_date_args("blah")
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with pytest.raises(ValueError):
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utils.validate_date_args(None)
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@pytest.mark.parametrize(
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"date", ["1990-12-01", "2050-01-01T00:00:00", "2050-01-01+00:00:00", "2022-02-12T14:30:00-0500"]
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)
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def test_validate_date_args_accepts_standard_formats(date):
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assert utils.validate_date_args(date)
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@pytest.mark.parametrize("date", [None, "not a date", "1990-12-33"])
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def test_validate_date_args_raises_for_invalid_formats(date):
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pattern1 = re.compile(r"The argument.*?(?:is None).*")
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pattern2 = re.compile(r"The argument.*?(?:does not satisfy the format: YYYY-MM-DD).*")
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combined_pattern = re.compile(f"({pattern1.pattern}|{pattern2.pattern})")
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with pytest.raises(ValueError, match=combined_pattern):
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assert utils.validate_date_args(date)
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def test_only_returns_singleton_iterable():
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singleton_iterable = [42]
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result = utils.only(singleton_iterable)
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assert result == 42
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def test_only_raises_on_non_singleton_iterable():
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singleton_iterable = [42, 0]
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with pytest.raises(ValueError):
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utils.only(singleton_iterable)
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def test_calculate_shared_ngram_percentage_returns_null_vals_for_empty_str():
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str1 = ""
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str2 = "banana orange pineapple"
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n = 2
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percent, common_ngrams = utils.calculate_shared_ngram_percentage(str1, str2, n)
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assert percent == 0
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assert not bool(common_ngrams)
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