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"""
Tests for AI module.
"""
from unittest.mock import MagicMock, patch
import pytest
from iterable.ai import doc, metadata, semantic
class TestAIDoc:
def test_generate_mock_openai(self):
"""Test documentation generation with mocked OpenAI provider."""
# Mock get_provider so we don't need the openai package or API
with patch("iterable.ai.doc.get_provider") as mock_get_provider:
mock_provider = MagicMock()
mock_provider.generate.return_value = "# Dataset Documentation\n\nThis is test documentation."
mock_provider.get_usage_info.return_value = {"total_tokens": 150}
mock_get_provider.return_value = mock_provider
result = doc.generate(
[{"id": 1, "name": "Test"}],
provider="openai",
format="markdown",
)
assert isinstance(result, str)
assert "Dataset Documentation" in result
mock_provider.generate.assert_called_once()
def test_generate_with_file_path(self):
"""Test generating documentation from file path."""
# Mock the provider to avoid actual API calls
with patch("iterable.ai.doc.get_provider") as mock_get_provider:
mock_provider = MagicMock()
mock_provider.generate.return_value = "# Test Documentation"
mock_provider.get_usage_info.return_value = {"total_tokens": 100}
mock_get_provider.return_value = mock_provider
result = doc.generate(
"fixtures/2cols6rows.csv",
provider="openai",
format="markdown",
)
assert isinstance(result, str)
assert "# Test Documentation" in result
mock_provider.generate.assert_called_once()
def test_generate_with_iterable(self):
"""Test generating documentation from iterable."""
rows = [
{"id": 1, "name": "John"},
{"id": 2, "name": "Jane"},
]
with patch("iterable.ai.doc.get_provider") as mock_get_provider:
mock_provider = MagicMock()
mock_provider.generate.return_value = "# Test Documentation"
mock_provider.get_usage_info.return_value = {"total_tokens": 100}
mock_get_provider.return_value = mock_provider
result = doc.generate(
rows,
provider="openai",
format="markdown",
)
assert isinstance(result, str)
def test_generate_json_format(self):
"""Test generating documentation in JSON format."""
rows = [{"id": 1, "name": "Test"}]
with patch("iterable.ai.doc.get_provider") as mock_get_provider:
mock_provider = MagicMock()
mock_provider.generate.return_value = "# Test Documentation"
mock_provider.get_usage_info.return_value = {"total_tokens": 100}
mock_get_provider.return_value = mock_provider
result = doc.generate(
rows,
provider="openai",
format="json",
)
assert isinstance(result, dict)
assert "documentation" in result
assert "usage" in result
def test_generate_html_format(self):
"""Test generating documentation in HTML format."""
rows = [{"id": 1, "name": "Test"}]
with patch("iterable.ai.doc.get_provider") as mock_get_provider:
mock_provider = MagicMock()
mock_provider.generate.return_value = "# Test Documentation"
mock_provider.get_usage_info.return_value = None
mock_get_provider.return_value = mock_provider
result = doc.generate(
rows,
provider="openai",
format="html",
)
assert isinstance(result, str)
assert "<html>" in result.lower() or "<!DOCTYPE" in result
def test_generate_without_schema(self):
"""Test generating documentation without schema."""
rows = [{"id": 1, "name": "Test"}]
with patch("iterable.ai.doc.get_provider") as mock_get_provider:
mock_provider = MagicMock()
mock_provider.generate.return_value = "# Test Documentation"
mock_provider.get_usage_info.return_value = None
mock_get_provider.return_value = mock_provider
result = doc.generate(
rows,
provider="openai",
include_schema=False,
)
assert isinstance(result, str)
def test_generate_without_samples(self):
"""Test generating documentation without samples."""
rows = [{"id": 1, "name": "Test"}]
with patch("iterable.ai.doc.get_provider") as mock_get_provider:
mock_provider = MagicMock()
mock_provider.generate.return_value = "# Test Documentation"
mock_provider.get_usage_info.return_value = None
mock_get_provider.return_value = mock_provider
result = doc.generate(
rows,
provider="openai",
include_samples=False,
)
assert isinstance(result, str)
def test_generate_unsupported_provider(self):
"""Test handling of unsupported provider."""
rows = [{"id": 1}]
with pytest.raises(ValueError, match="Unknown provider"):
doc.generate(rows, provider="unsupported")
def test_provider_import_error(self):
"""Test handling of missing provider dependencies."""
rows = [{"id": 1}]
# This will raise ImportError if dependencies are missing
# We test the error message
try:
doc.generate(rows, provider="openai")
except ImportError as e:
assert "requires additional dependencies" in str(e) or "Install with" in str(e)
def test_generate_yaml_format(self):
"""Test generating documentation in YAML format."""
rows = [{"id": 1, "name": "Test"}]
with patch("iterable.ai.doc.get_provider") as mock_get_provider:
mock_provider = MagicMock()
mock_provider.generate.return_value = "# Test Documentation"
mock_provider.get_usage_info.return_value = {"total_tokens": 100}
mock_get_provider.return_value = mock_provider
result = doc.generate(
rows,
provider="openai",
format="yaml",
)
assert isinstance(result, str)
# YAML should contain documentation text
assert "Test Documentation" in result or "documentation" in result.lower()
def test_generate_text_format(self):
"""Test generating documentation in text format."""
rows = [{"id": 1, "name": "Test"}]
with patch("iterable.ai.doc.get_provider") as mock_get_provider:
mock_provider = MagicMock()
mock_provider.generate.return_value = "# Test Documentation\n\nSome content."
mock_provider.get_usage_info.return_value = None
mock_get_provider.return_value = mock_provider
result = doc.generate(
rows,
provider="openai",
format="text",
)
assert isinstance(result, str)
assert "Test Documentation" in result
def test_generate_with_metadata_extraction(self):
"""Test generating documentation with metadata extraction."""
rows = [
{"country": "USA", "region": "California", "date": "2024-01-01"},
{"country": "USA", "region": "New York", "date": "2024-01-02"},
]
with patch("iterable.ai.doc.get_provider") as mock_get_provider:
mock_provider = MagicMock()
mock_provider.generate.return_value = "# Test Documentation"
mock_provider.get_usage_info.return_value = None
mock_get_provider.return_value = mock_provider
result = doc.generate(
rows,
provider="openai",
include_metadata=True,
format="json",
)
assert isinstance(result, dict)
# Metadata should be included in JSON output
assert "metadata" in result or "documentation" in result
def test_generate_with_field_descriptions(self):
"""Test generating documentation with field descriptions."""
rows = [{"id": 1, "name": "Test"}]
with patch("iterable.ai.doc.get_provider") as mock_get_provider:
mock_provider = MagicMock()
mock_provider.generate.return_value = "# Test Documentation"
mock_provider.get_fields_info.return_value = {"id": "Identifier", "name": "Name"}
mock_provider.get_usage_info.return_value = None
mock_get_provider.return_value = mock_provider
result = doc.generate(
rows,
provider="openai",
include_field_descriptions=True,
)
assert isinstance(result, str)
mock_provider.get_fields_info.assert_called_once()
def test_generate_with_statistics(self):
"""Test generating documentation with statistics."""
rows = [{"id": 1, "value": 10}, {"id": 2, "value": 20}]
with patch("iterable.ai.doc.get_provider") as mock_get_provider:
mock_provider = MagicMock()
mock_provider.generate.return_value = "# Test Documentation"
mock_provider.get_usage_info.return_value = None
mock_get_provider.return_value = mock_provider
result = doc.generate(
rows,
provider="openai",
include_statistics=True,
format="json",
)
assert isinstance(result, dict)
def test_generate_without_metadata(self):
"""Test generating documentation without metadata extraction."""
rows = [{"id": 1, "name": "Test"}]
with patch("iterable.ai.doc.get_provider") as mock_get_provider:
mock_provider = MagicMock()
mock_provider.generate.return_value = "# Test Documentation"
mock_provider.get_usage_info.return_value = None
mock_get_provider.return_value = mock_provider
result = doc.generate(
rows,
provider="openai",
include_metadata=False,
)
assert isinstance(result, str)
def test_generate_with_language(self):
"""Test generating documentation with specific language."""
rows = [{"id": 1, "name": "Test"}]
with patch("iterable.ai.doc.get_provider") as mock_get_provider:
mock_provider = MagicMock()
mock_provider.generate.return_value = "# Test Documentation"
mock_provider.get_usage_info.return_value = None
mock_get_provider.return_value = mock_provider
result = doc.generate(
rows,
provider="openai",
language="Spanish",
)
assert isinstance(result, str)
# Check that language was passed to prompt (kwargs or first positional)
call_args = mock_provider.generate.call_args
assert call_args is not None
prompt = (call_args.kwargs.get("prompt", "") if call_args.kwargs else "") or (
call_args.args[0] if call_args.args else ""
)
assert "Spanish" in prompt or "spanish" in (prompt or "").lower()
class TestMetadataExtraction:
"""Tests for metadata extraction utilities."""
def test_extract_keywords(self):
"""Test keyword extraction from field names."""
field_names = ["user_id", "user_name", "email_address"]
keywords = metadata.extract_keywords(field_names)
assert isinstance(keywords, list)
assert len(keywords) > 0
def test_extract_keywords_with_samples(self):
"""Test keyword extraction with sample data."""
field_names = ["name", "description"]
samples = [
{"name": "Product A", "description": "High quality product"},
{"name": "Product B", "description": "Premium item"},
]
keywords = metadata.extract_keywords(field_names, samples)
assert isinstance(keywords, list)
def test_extract_geographic_coverage(self):
"""Test geographic coverage extraction."""
samples = [
{"country": "USA", "region": "California"},
{"country": "USA", "region": "New York"},
]
field_names = ["country", "region"]
coverage = metadata.extract_geographic_coverage(samples, field_names)
assert isinstance(coverage, dict)
assert "countries" in coverage
assert "regions" in coverage
def test_extract_temporal_coverage(self):
"""Test temporal coverage extraction."""
samples = [
{"date": "2024-01-01"},
{"date": "2024-12-31"},
]
field_names = ["date"]
# This may return None if pandas is not available
coverage = metadata.extract_temporal_coverage(samples, field_names)
# Should return dict or None
assert coverage is None or isinstance(coverage, dict)
def test_detect_languages(self):
"""Test language detection."""
samples = [
{"text": "This is a test in English language"},
{"text": "Another sample text for language detection"},
]
field_names = ["text"]
# This may return empty list if langdetect is not available
languages = metadata.detect_languages(samples, field_names)
assert isinstance(languages, list)
def test_classify_data_theme(self):
"""Test data theme classification."""
field_names = ["health", "patient", "medical"]
keywords = ["health", "medical", "hospital"]
theme = metadata.classify_data_theme(field_names, keywords)
# Should return dict with label and uri, or None
assert theme is None or isinstance(theme, dict)
class TestSemanticDetection:
"""Tests for semantic type and PII detection."""
def test_detect_semantic_types_no_file(self):
"""Test semantic type detection without file."""
# Should return empty dict when no file provided
result = semantic.detect_semantic_types("nonexistent.txt", ["field1"])
assert isinstance(result, dict)
# Should have empty lists for fields
assert all(types == [] for types in result.values())
def test_detect_pii_no_file(self):
"""Test PII detection without file."""
# Should return empty list when no file provided
result = semantic.detect_pii("nonexistent.txt", ["field1"])
assert isinstance(result, list)
def test_mask_pii_samples(self):
"""Test PII masking in samples."""
samples = [
{"email": "test@example.com", "name": "John"},
{"email": "user@example.com", "name": "Jane"},
]
field_names = ["email", "name"]
pii_fields = [{"field": "email", "type": "email"}]
masked = semantic.mask_pii_samples(samples, field_names, pii_fields)
assert len(masked) == len(samples)
# Email should be masked
assert masked[0]["email"] == "***"
# Name should remain
assert masked[0]["name"] == "John"