mirror of
https://github.com/allenai/olmocr.git
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739 lines
25 KiB
Python
739 lines
25 KiB
Python
#!/usr/bin/env python
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"""Tests for dataloader pipeline steps."""
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import unittest
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from pathlib import Path
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from unittest.mock import MagicMock, patch
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from olmocr.prompts.prompts import PageResponse
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from olmocr.train.dataloader import (
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DatasetTextRuleFilter,
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FilterOutRotatedDocuments,
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FrontMatterParser,
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LatexBracketNormalizer,
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ReformatLatexBoldItalic,
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)
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class TestDatasetTextRuleFilter(unittest.TestCase):
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"""Test cases for DatasetTextRuleFilter."""
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def setUp(self):
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"""Set up test fixtures."""
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self.filter = DatasetTextRuleFilter()
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def test_markdown_table_detection(self):
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"""Test that markdown tables are correctly detected and filtered."""
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# Sample with markdown table - should be filtered out
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sample_with_md_table = {
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"page_data": PageResponse(
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primary_language="en",
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is_rotation_valid=True,
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rotation_correction=0,
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is_table=False,
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is_diagram=False,
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natural_text="""
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Some introduction text.
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| Column 1 | Column 2 | Column 3 |
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|----------|----------|----------|
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| Data A | Data B | Data C |
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| Data D | Data E | Data F |
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Some conclusion text.
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""",
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)
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}
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result = self.filter(sample_with_md_table)
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self.assertIsNone(result, "Should filter out samples with markdown tables")
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def test_no_markdown_table(self):
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"""Test that samples without markdown tables pass through."""
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sample_without_table = {
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"page_data": PageResponse(
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primary_language="en",
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is_rotation_valid=True,
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rotation_correction=0,
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is_table=False,
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is_diagram=False,
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natural_text="This is regular text without any tables. It has | pipes | but not in table format.",
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)
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}
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result = self.filter(sample_without_table)
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self.assertIsNotNone(result, "Should pass through samples without markdown tables")
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self.assertEqual(result, sample_without_table)
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def test_valid_html_table(self):
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"""Test that valid HTML tables pass through."""
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sample_with_valid_html = {
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"page_data": PageResponse(
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primary_language="en",
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is_rotation_valid=True,
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rotation_correction=0,
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is_table=False,
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is_diagram=False,
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natural_text="""
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Some text before table.
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<table>
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<tr>
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<td>Cell 1</td>
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<td>Cell 2</td>
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</tr>
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<tr>
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<td>Cell 3</td>
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<td>Cell 4</td>
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</tr>
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</table>
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Some text after table.
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""",
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)
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}
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result = self.filter(sample_with_valid_html)
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self.assertIsNotNone(result, "Should pass through samples with valid HTML tables")
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def test_malformed_html_table_unclosed_tags(self):
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"""Test that malformed HTML tables with unclosed tags are filtered out."""
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sample_with_malformed_html = {
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"page_data": PageResponse(
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primary_language="en",
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is_rotation_valid=True,
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rotation_correction=0,
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is_table=False,
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is_diagram=False,
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natural_text="""
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Text before.
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<table>
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<tr>
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<td>Cell 1</td>
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<td>Cell 2
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<tr>
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<td>Cell 3</td>
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<td>Cell 4</td>
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</tr>
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Text after.
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""",
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)
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}
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result = self.filter(sample_with_malformed_html)
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self.assertIsNone(result, "Should filter out samples with malformed HTML tables")
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def test_malformed_html_table_missing_closing(self):
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"""Test that HTML tables missing closing tags are filtered out."""
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sample_with_unclosed_table = {
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"page_data": PageResponse(
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primary_language="en",
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is_rotation_valid=True,
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rotation_correction=0,
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is_table=False,
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is_diagram=False,
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natural_text="""
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Text before.
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<table>
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<tr>
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<td>Cell 1</td>
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<td>Cell 2</td>
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</tr>
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Text after without closing table tag.
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""",
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)
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}
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result = self.filter(sample_with_unclosed_table)
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self.assertIsNone(result, "Should filter out HTML tables without closing tags")
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def test_no_page_data(self):
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"""Test that samples without page_data pass through."""
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sample_without_page_data = {
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"markdown_path": Path("/path/to/file.md"),
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"pdf_path": Path("/path/to/file.pdf"),
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}
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result = self.filter(sample_without_page_data)
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self.assertIsNotNone(result, "Should pass through samples without page_data")
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self.assertEqual(result, sample_without_page_data)
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def test_no_natural_text(self):
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"""Test that samples with page_data but no natural_text pass through."""
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sample_without_text = {
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"page_data": PageResponse(
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primary_language="en",
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is_rotation_valid=True,
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rotation_correction=0,
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is_table=False,
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is_diagram=False,
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natural_text=None,
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)
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}
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result = self.filter(sample_without_text)
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self.assertIsNotNone(result, "Should pass through samples without natural_text")
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def test_empty_natural_text(self):
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"""Test that samples with empty natural_text pass through."""
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sample_with_empty_text = {
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"page_data": PageResponse(
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primary_language="en",
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is_rotation_valid=True,
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rotation_correction=0,
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is_table=False,
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is_diagram=False,
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natural_text="",
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)
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}
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result = self.filter(sample_with_empty_text)
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self.assertIsNotNone(result, "Should pass through samples with empty natural_text")
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def test_complex_markdown_table_variations(self):
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"""Test various markdown table formats."""
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# Table with alignment indicators
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sample_with_alignment = {
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"page_data": PageResponse(
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primary_language="en",
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is_rotation_valid=True,
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rotation_correction=0,
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is_table=False,
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is_diagram=False,
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natural_text="""
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| Left | Center | Right |
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|:-----|:------:|------:|
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| A | B | C |
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""",
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)
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}
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result = self.filter(sample_with_alignment)
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self.assertIsNone(result, "Should filter out markdown tables with alignment")
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def test_mixed_content(self):
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"""Test content with both valid HTML and no markdown tables."""
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sample_mixed = {
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"page_data": PageResponse(
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primary_language="en",
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is_rotation_valid=True,
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rotation_correction=0,
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is_table=False,
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is_diagram=False,
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natural_text="""
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This document has a valid HTML table:
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<table>
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<thead>
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<tr><th>Header 1</th><th>Header 2</th></tr>
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</thead>
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<tbody>
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<tr><td>Data 1</td><td>Data 2</td></tr>
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</tbody>
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</table>
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But no markdown tables. Just some text with | pipes | that aren't tables.
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""",
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)
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}
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result = self.filter(sample_mixed)
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self.assertIsNotNone(result, "Should pass through with valid HTML and no markdown tables")
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def test_br_tags_outside_tables(self):
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"""Test that <br> tags outside tables are allowed."""
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sample_br_outside = {
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"page_data": PageResponse(
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primary_language="en",
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is_rotation_valid=True,
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rotation_correction=0,
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is_table=False,
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is_diagram=False,
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natural_text="""Some text<br>with break
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<table>
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<tr>
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<td>Cell 1</td>
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<td>Cell 2</td>
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</tr>
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</table>""",
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)
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}
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result = self.filter(sample_br_outside)
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self.assertIsNotNone(result, "Should allow <br> tags outside tables")
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class TestReformatLatexBoldItalic(unittest.TestCase):
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"""Test cases for ReformatLatexBoldItalic."""
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def setUp(self):
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"""Set up test fixtures."""
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self.reformatter = ReformatLatexBoldItalic()
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def test_simple_bold_conversion(self):
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"""Test conversion of \\textbf to markdown bold."""
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sample = {
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"page_data": PageResponse(
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primary_language="en",
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is_rotation_valid=True,
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rotation_correction=0,
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is_table=False,
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is_diagram=False,
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natural_text="This is \\textbf{bold} text.",
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)
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}
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result = self.reformatter(sample)
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self.assertEqual(result["page_data"].natural_text, "This is **bold** text.")
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def test_simple_italic_conversion(self):
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"""Test conversion of \\textit to markdown italic."""
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sample = {
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"page_data": PageResponse(
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primary_language="en",
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is_rotation_valid=True,
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rotation_correction=0,
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is_table=False,
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is_diagram=False,
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natural_text="This is \\textit{italic} text.",
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)
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}
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result = self.reformatter(sample)
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self.assertEqual(result["page_data"].natural_text, "This is *italic* text.")
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def test_bold_and_italic_conversion(self):
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"""Test conversion of both bold and italic."""
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sample = {
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"page_data": PageResponse(
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primary_language="en",
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is_rotation_valid=True,
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rotation_correction=0,
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is_table=False,
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is_diagram=False,
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natural_text="This has \\textbf{bold} and \\textit{italic} text.",
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)
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}
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result = self.reformatter(sample)
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self.assertEqual(result["page_data"].natural_text, "This has **bold** and *italic* text.")
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def test_latex_in_math_equation_preserved(self):
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"""Test that LaTeX commands inside math equations are preserved."""
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sample = {
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"page_data": PageResponse(
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primary_language="en",
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is_rotation_valid=True,
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rotation_correction=0,
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is_table=False,
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is_diagram=False,
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natural_text="Text outside $$ \\textbf{x} = \\textit{y} $$ more text.",
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)
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}
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result = self.reformatter(sample)
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self.assertEqual(result["page_data"].natural_text, "Text outside $$ \\textbf{x} = \\textit{y} $$ more text.")
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def test_mixed_context(self):
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"""Test LaTeX both inside and outside math equations."""
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sample = {
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"page_data": PageResponse(
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primary_language="en",
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is_rotation_valid=True,
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rotation_correction=0,
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is_table=False,
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is_diagram=False,
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natural_text="The \\textbf{equation} is $$ \\textbf{x} = 2 $$ and \\textit{important}.",
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)
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}
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result = self.reformatter(sample)
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self.assertEqual(result["page_data"].natural_text, "The **equation** is $$ \\textbf{x} = 2 $$ and *important*.")
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def test_nested_braces(self):
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"""Test handling of nested braces in LaTeX commands."""
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sample = {
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"page_data": PageResponse(
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primary_language="en",
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is_rotation_valid=True,
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rotation_correction=0,
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is_table=False,
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is_diagram=False,
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natural_text="This is \\textbf{bold with {nested} braces} text.",
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)
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}
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result = self.reformatter(sample)
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self.assertEqual(result["page_data"].natural_text, "This is **bold with {nested} braces** text.")
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def test_multiple_occurrences(self):
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"""Test multiple occurrences of LaTeX commands."""
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sample = {
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"page_data": PageResponse(
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primary_language="en",
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is_rotation_valid=True,
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rotation_correction=0,
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is_table=False,
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is_diagram=False,
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natural_text="\\textbf{First} and \\textbf{second} bold, \\textit{first} and \\textit{second} italic.",
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)
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}
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result = self.reformatter(sample)
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self.assertEqual(result["page_data"].natural_text, "**First** and **second** bold, *first* and *second* italic.")
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def test_latex_in_parenthesis_delimiter(self):
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"""Test LaTeX preserved in \\(...\\) math delimiter."""
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sample = {
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"page_data": PageResponse(
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primary_language="en",
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is_rotation_valid=True,
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rotation_correction=0,
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is_table=False,
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is_diagram=False,
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natural_text="Text \\( \\textbf{math} \\) more text \\textbf{bold}.",
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)
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}
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result = self.reformatter(sample)
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self.assertEqual(result["page_data"].natural_text, "Text \\( \\textbf{math} \\) more text **bold**.")
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def test_latex_in_bracket_delimiter(self):
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"""Test LaTeX preserved in \\[...\\] math delimiter."""
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sample = {
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"page_data": PageResponse(
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primary_language="en",
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is_rotation_valid=True,
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rotation_correction=0,
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is_table=False,
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is_diagram=False,
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natural_text="Text \\[ \\textit{math} \\] more text \\textit{italic}.",
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)
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}
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result = self.reformatter(sample)
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self.assertEqual(result["page_data"].natural_text, "Text \\[ \\textit{math} \\] more text *italic*.")
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def test_no_latex_formatting(self):
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"""Test that text without LaTeX formatting passes through unchanged."""
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sample = {
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"page_data": PageResponse(
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primary_language="en",
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is_rotation_valid=True,
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rotation_correction=0,
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is_table=False,
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is_diagram=False,
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natural_text="Plain text without any formatting.",
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)
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}
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result = self.reformatter(sample)
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self.assertEqual(result["page_data"].natural_text, "Plain text without any formatting.")
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def test_no_page_data(self):
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"""Test handling of samples without page_data."""
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sample = {"markdown_path": Path("/path/to/file.md")}
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result = self.reformatter(sample)
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self.assertEqual(result, sample)
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def test_no_natural_text(self):
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"""Test handling of samples without natural_text."""
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sample = {
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"page_data": PageResponse(
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primary_language="en",
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is_rotation_valid=True,
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rotation_correction=0,
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is_table=False,
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is_diagram=False,
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natural_text=None,
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)
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}
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result = self.reformatter(sample)
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self.assertIsNone(result["page_data"].natural_text)
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def test_complex_latex_with_parenthesis_delimiters(self):
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"""Test complex LaTeX text with \\(...\\) delimiters and textit."""
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input_text = """= a_0 \\int_0^P \\cos \\frac{2m\\pi x}{P} dx
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+ \\sum_{n=1}^{\\infty} \\frac{a_n}{2} \\int_0^P \\cos \\frac{2(m+n)\\pi x}{P} + \\cos \\frac{2(m-n)\\pi x}{P} dx
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+ b_n \\int_0^P \\sin \\frac{2(m+n)\\pi x}{P} - \\sin \\frac{2(m-n)\\pi x}{P} dx.
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Since \\( m \\) and \\( n \\) are both positive integers we have seen already that all these integrals are zero \\textit{except for the cases where} \\( m = n \\). In the case \\( m = n \\) the sine integral is obviously 0, but
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\\( \\cos(2(m-n)\\pi x/P) = 1 \\) and so that integral gives \\( P \\). Hence
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\\[
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\\int_0^P \\cos \\frac{2m\\pi x}{P} f(x) dx = \\frac{a_m P}{2},
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\\]"""
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expected_text = """= a_0 \\int_0^P \\cos \\frac{2m\\pi x}{P} dx
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+ \\sum_{n=1}^{\\infty} \\frac{a_n}{2} \\int_0^P \\cos \\frac{2(m+n)\\pi x}{P} + \\cos \\frac{2(m-n)\\pi x}{P} dx
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+ b_n \\int_0^P \\sin \\frac{2(m+n)\\pi x}{P} - \\sin \\frac{2(m-n)\\pi x}{P} dx.
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Since \\( m \\) and \\( n \\) are both positive integers we have seen already that all these integrals are zero *except for the cases where* \\( m = n \\). In the case \\( m = n \\) the sine integral is obviously 0, but
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\\( \\cos(2(m-n)\\pi x/P) = 1 \\) and so that integral gives \\( P \\). Hence
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\\[
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\\int_0^P \\cos \\frac{2m\\pi x}{P} f(x) dx = \\frac{a_m P}{2},
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\\]"""
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sample = {
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"page_data": PageResponse(
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primary_language="en",
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is_rotation_valid=True,
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rotation_correction=0,
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is_table=False,
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is_diagram=False,
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natural_text=input_text,
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)
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}
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result = self.reformatter(sample)
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self.assertEqual(result["page_data"].natural_text, expected_text)
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class TestFilterOutRotatedDocuments(unittest.TestCase):
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"""Test cases for FilterOutRotatedDocuments."""
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def setUp(self):
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"""Set up test fixtures."""
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self.filter = FilterOutRotatedDocuments()
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def test_valid_rotation(self):
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"""Test that documents with valid rotation pass through."""
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sample = {
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"page_data": PageResponse(
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primary_language="en",
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is_rotation_valid=True,
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rotation_correction=0,
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is_table=False,
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is_diagram=False,
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natural_text="Some text",
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)
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}
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result = self.filter(sample)
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self.assertIsNotNone(result, "Should pass through documents with valid rotation")
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def test_invalid_rotation(self):
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"""Test that documents with invalid rotation are filtered out."""
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sample = {
|
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"page_data": PageResponse(
|
|
primary_language="en",
|
|
is_rotation_valid=False,
|
|
rotation_correction=90,
|
|
is_table=False,
|
|
is_diagram=False,
|
|
natural_text="Some text",
|
|
)
|
|
}
|
|
|
|
result = self.filter(sample)
|
|
self.assertIsNone(result, "Should filter out documents with invalid rotation")
|
|
|
|
def test_rotation_correction_needed(self):
|
|
"""Test that documents needing rotation correction are filtered out."""
|
|
sample = {
|
|
"page_data": PageResponse(
|
|
primary_language="en",
|
|
is_rotation_valid=True,
|
|
rotation_correction=180,
|
|
is_table=False,
|
|
is_diagram=False,
|
|
natural_text="Some text",
|
|
)
|
|
}
|
|
|
|
result = self.filter(sample)
|
|
self.assertIsNone(result, "Should filter out documents with non-zero rotation correction")
|
|
|
|
def test_no_page_data(self):
|
|
"""Test that samples without page_data pass through."""
|
|
sample = {"markdown_path": Path("/path/to/file.md")}
|
|
|
|
result = self.filter(sample)
|
|
self.assertIsNotNone(result, "Should pass through samples without page_data")
|
|
|
|
|
|
class TestLatexBracketNormalizer(unittest.TestCase):
|
|
"""Test cases for LatexBracketNormalizer."""
|
|
|
|
def setUp(self):
|
|
"""Set up test fixtures."""
|
|
self.normalizer = LatexBracketNormalizer()
|
|
|
|
def test_dollar_to_parentheses(self):
|
|
"""Test conversion of $...$ to \\(...\\)."""
|
|
sample = {
|
|
"page_data": PageResponse(
|
|
primary_language="en",
|
|
is_rotation_valid=True,
|
|
rotation_correction=0,
|
|
is_table=False,
|
|
is_diagram=False,
|
|
natural_text="The equation $x^2 + y^2 = z^2$ is famous.",
|
|
)
|
|
}
|
|
|
|
result = self.normalizer(sample)
|
|
expected_text = "The equation \\(x^2 + y^2 = z^2\\) is famous."
|
|
self.assertEqual(result["page_data"].natural_text, expected_text)
|
|
|
|
def test_double_dollar_to_brackets(self):
|
|
"""Test conversion of $$...$$ to \\[...\\]."""
|
|
sample = {
|
|
"page_data": PageResponse(
|
|
primary_language="en",
|
|
is_rotation_valid=True,
|
|
rotation_correction=0,
|
|
is_table=False,
|
|
is_diagram=False,
|
|
natural_text="Display equation:\n$$\\int_0^\\infty e^{-x^2} dx = \\frac{\\sqrt{\\pi}}{2}$$",
|
|
)
|
|
}
|
|
|
|
result = self.normalizer(sample)
|
|
expected_text = "Display equation:\n\\[\\int_0^\\infty e^{-x^2} dx = \\frac{\\sqrt{\\pi}}{2}\\]"
|
|
self.assertEqual(result["page_data"].natural_text, expected_text)
|
|
|
|
def test_mixed_latex_delimiters(self):
|
|
"""Test handling of mixed inline and display math."""
|
|
sample = {
|
|
"page_data": PageResponse(
|
|
primary_language="en",
|
|
is_rotation_valid=True,
|
|
rotation_correction=0,
|
|
is_table=False,
|
|
is_diagram=False,
|
|
natural_text="Inline $a + b$ and display:\n$$c^2 = a^2 + b^2$$\nMore inline $x = y$.",
|
|
)
|
|
}
|
|
|
|
result = self.normalizer(sample)
|
|
expected_text = "Inline \\(a + b\\) and display:\n\\[c^2 = a^2 + b^2\\]\nMore inline \\(x = y\\)."
|
|
self.assertEqual(result["page_data"].natural_text, expected_text)
|
|
|
|
def test_no_latex(self):
|
|
"""Test that text without LaTeX passes through unchanged."""
|
|
sample = {
|
|
"page_data": PageResponse(
|
|
primary_language="en",
|
|
is_rotation_valid=True,
|
|
rotation_correction=0,
|
|
is_table=False,
|
|
is_diagram=False,
|
|
natural_text="Regular text without any equations.",
|
|
)
|
|
}
|
|
|
|
result = self.normalizer(sample)
|
|
self.assertEqual(result["page_data"].natural_text, "Regular text without any equations.")
|
|
|
|
def test_no_natural_text(self):
|
|
"""Test handling of missing natural_text."""
|
|
sample = {
|
|
"page_data": PageResponse(
|
|
primary_language="en",
|
|
is_rotation_valid=True,
|
|
rotation_correction=0,
|
|
is_table=False,
|
|
is_diagram=False,
|
|
natural_text=None,
|
|
)
|
|
}
|
|
|
|
result = self.normalizer(sample)
|
|
self.assertIsNone(result["page_data"].natural_text)
|
|
|
|
def test_no_page_data(self):
|
|
"""Test handling of missing page_data."""
|
|
sample = {"markdown_path": Path("/path/to/file.md")}
|
|
|
|
result = self.normalizer(sample)
|
|
self.assertEqual(result, sample)
|
|
|
|
|
|
class TestFrontMatterParser(unittest.TestCase):
|
|
"""Test cases for FrontMatterParser."""
|
|
|
|
def setUp(self):
|
|
"""Set up test fixtures."""
|
|
self.parser_with_class = FrontMatterParser(front_matter_class=PageResponse)
|
|
self.parser_without_class = FrontMatterParser(front_matter_class=None)
|
|
|
|
@patch.object(Path, "read_text")
|
|
def test_parse_yaml_front_matter(self, mock_read_text):
|
|
"""Test parsing of YAML front matter."""
|
|
mock_read_text.return_value = """---
|
|
primary_language: en
|
|
is_rotation_valid: true
|
|
rotation_correction: 0
|
|
is_table: false
|
|
is_diagram: false
|
|
---
|
|
This is the document content.
|
|
"""
|
|
|
|
sample = {"markdown_path": Path("/path/to/file.md")}
|
|
result = self.parser_with_class(sample)
|
|
|
|
self.assertIn("page_data", result)
|
|
self.assertIsInstance(result["page_data"], PageResponse)
|
|
self.assertEqual(result["page_data"].primary_language, "en")
|
|
self.assertEqual(result["page_data"].natural_text, "This is the document content.")
|
|
|
|
@patch.object(Path, "read_text")
|
|
def test_no_front_matter(self, mock_read_text):
|
|
"""Test handling of documents without front matter."""
|
|
mock_read_text.return_value = "Just regular content without front matter."
|
|
|
|
sample = {"markdown_path": Path("/path/to/file.md")}
|
|
|
|
# Should raise an error when front_matter_class is specified
|
|
with self.assertRaises(ValueError):
|
|
self.parser_with_class(sample)
|
|
|
|
@patch.object(Path, "read_text")
|
|
def test_malformed_yaml(self, mock_read_text):
|
|
"""Test handling of malformed YAML."""
|
|
mock_read_text.return_value = """---
|
|
primary_language: en
|
|
is_rotation_valid: [this is not valid yaml}
|
|
---
|
|
Content
|
|
"""
|
|
|
|
sample = {"markdown_path": Path("/path/to/file.md")}
|
|
|
|
# Parser without class should return empty dict for malformed YAML
|
|
result = self.parser_without_class(sample)
|
|
self.assertEqual(result["page_data"], {})
|
|
|
|
@patch.object(Path, "read_text")
|
|
def test_preserve_existing_markdown_content(self, mock_read_text):
|
|
"""Test that existing markdown_content is preserved if present."""
|
|
sample = {
|
|
"markdown_path": Path("/path/to/file.md"),
|
|
"markdown_content": """---
|
|
primary_language: fr
|
|
is_rotation_valid: true
|
|
rotation_correction: 0
|
|
is_table: true
|
|
is_diagram: false
|
|
---
|
|
French content.""",
|
|
}
|
|
|
|
# Should not call read_text since markdown_content exists
|
|
result = self.parser_with_class(sample)
|
|
mock_read_text.assert_not_called()
|
|
|
|
self.assertEqual(result["page_data"].primary_language, "fr")
|
|
self.assertEqual(result["page_data"].is_table, True)
|
|
|
|
|
|
if __name__ == "__main__":
|
|
unittest.main()
|