531 lines
18 KiB
Rust
531 lines
18 KiB
Rust
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//! Integration tests for core extraction functionality.
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//!
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//! These tests verify the end-to-end behavior of the extraction pipeline,
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//! config loading, MIME detection, and batch processing.
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use kreuzberg::core::mime::validate_mime_type;
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use kreuzberg::{
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ExtractionConfig, batch_extract_bytes, batch_extract_bytes_sync, batch_extract_files, batch_extract_files_sync,
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detect_mime_type, extract_bytes, extract_bytes_sync, extract_file, extract_file_sync,
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};
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use std::fs::{self, File};
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use std::io::Write;
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use tempfile::tempdir;
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fn trim_trailing_newlines(value: &str) -> &str {
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value.trim_end_matches(['\n', '\r'])
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}
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fn assert_text_content(actual: &str, expected: &str) {
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assert_eq!(
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trim_trailing_newlines(actual),
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expected,
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"Content mismatch after trimming trailing newlines"
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);
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}
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/// Test basic file extraction with MIME detection.
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#[tokio::test]
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async fn test_extract_file_basic() {
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let dir = tempdir().expect("Operation failed");
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let file_path = dir.path().join("test.txt");
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let mut file = File::create(&file_path).expect("Operation failed");
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file.write_all(b"Hello, Kreuzberg!").expect("Operation failed");
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let config = ExtractionConfig::default();
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let result = extract_file(&file_path, None, &config).await;
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assert!(result.is_ok(), "Basic file extraction should succeed");
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let result = result.expect("Operation failed");
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assert_text_content(&result.content, "Hello, Kreuzberg!");
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assert_eq!(result.mime_type, "text/plain");
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assert!(result.chunks.is_none(), "Chunks should be None without chunking config");
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assert!(result.detected_languages.is_none(), "Language detection not enabled");
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assert!(result.tables.is_empty(), "Text file should not have tables");
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}
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/// Test extraction with explicit MIME type override.
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#[tokio::test]
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async fn test_extract_file_with_mime_override() {
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let dir = tempdir().expect("Operation failed");
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let file_path = dir.path().join("data.bin");
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let mut file = File::create(&file_path).expect("Operation failed");
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file.write_all(b"Binary content").expect("Operation failed");
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let config = ExtractionConfig::default();
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let result = extract_file(&file_path, Some("text/plain"), &config).await;
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assert!(result.is_ok(), "MIME override should work");
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let result = result.expect("Operation failed");
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assert_eq!(result.mime_type, "text/plain");
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assert!(!result.content.is_empty(), "Should extract content");
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assert!(result.chunks.is_none(), "Chunks should be None without chunking config");
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}
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/// Test extraction of multiple file types.
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#[tokio::test]
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async fn test_extract_multiple_file_types() {
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let dir = tempdir().expect("Operation failed");
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let config = ExtractionConfig::default();
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let test_files: Vec<(&str, &[u8], &str)> = vec![
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("test.txt", b"text content", "text/plain"),
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("test.json", b"{\"key\": \"value\"}", "application/json"),
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#[cfg(feature = "xml")]
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("test.xml", b"<root>data</root>", "application/xml"),
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#[cfg(feature = "html")]
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("test.html", b"<html><body>test</body></html>", "text/html"),
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];
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for (filename, content, expected_mime) in test_files {
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let file_path = dir.path().join(filename);
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fs::write(&file_path, content).expect("Operation failed");
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let result = extract_file(&file_path, None, &config)
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.await
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.expect("Async operation failed");
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assert_eq!(result.mime_type, expected_mime, "MIME type mismatch for {}", filename);
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assert!(
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!result.content.is_empty(),
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"Content should not be empty for {}",
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filename
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);
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assert!(result.chunks.is_none(), "Chunks should be None for {}", filename);
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assert!(
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result.detected_languages.is_none(),
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"Language detection not enabled for {}",
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filename
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);
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}
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}
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/// Test extract_bytes with various MIME types.
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#[tokio::test]
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async fn test_extract_bytes_various_mime_types() {
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let config = ExtractionConfig::default();
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let test_cases: Vec<(&[u8], &str)> = vec![
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(b"text content", "text/plain"),
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(b"{\"key\": \"value\"}", "application/json"),
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#[cfg(feature = "xml")]
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(b"<root>data</root>", "application/xml"),
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];
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for (content, mime_type) in test_cases {
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let result = extract_bytes(content, mime_type, &config).await;
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assert!(result.is_ok(), "Extract bytes failed for MIME type: {}", mime_type);
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let result = result.expect("Operation failed");
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assert_eq!(result.mime_type, mime_type, "MIME type mismatch");
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assert!(
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!result.content.is_empty(),
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"Content should not be empty for {}",
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mime_type
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);
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assert!(result.chunks.is_none(), "Chunks should be None without chunking config");
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assert!(result.detected_languages.is_none(), "Language detection not enabled");
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}
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}
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/// Test batch extraction with concurrent processing.
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#[tokio::test]
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async fn test_batch_extract_file_concurrency() {
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let dir = tempdir().expect("Operation failed");
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let config = ExtractionConfig::default();
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let num_files = 10;
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let mut paths = Vec::new();
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for i in 0..num_files {
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let file_path = dir.path().join(format!("test_{}.txt", i));
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fs::write(&file_path, format!("Content {}", i)).expect("Operation failed");
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paths.push(file_path);
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}
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let results = batch_extract_files(
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paths
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.clone()
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.into_iter()
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.map(|path| kreuzberg::BatchFileItem { path, config: None })
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.collect::<Vec<_>>(),
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&config,
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)
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.await;
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assert!(results.is_ok());
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let results = results.expect("Operation failed");
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assert_eq!(results.len(), num_files);
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for (i, result) in results.iter().enumerate() {
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assert!(
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result.content.contains(&i.to_string()),
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"Content should contain file number"
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);
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assert_eq!(result.mime_type, "text/plain", "MIME type should be text/plain");
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assert!(result.chunks.is_none(), "Chunks should be None without chunking config");
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assert!(result.detected_languages.is_none(), "Language detection not enabled");
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assert!(result.metadata.error.is_none(), "Should not have errors");
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}
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}
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/// Test batch extraction with empty input.
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#[tokio::test]
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async fn test_batch_extract_empty() {
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let config = ExtractionConfig::default();
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let paths: Vec<kreuzberg::BatchFileItem> = vec![];
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let results = batch_extract_files(paths, &config).await;
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assert!(results.is_ok());
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assert_eq!(results.expect("Operation failed").len(), 0);
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}
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/// Test batch_extract_bytes with concurrent processing.
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#[tokio::test]
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async fn test_batch_extract_bytes_concurrency() {
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let config = ExtractionConfig::default();
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let contents = vec![
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(b"content 1".as_slice(), "text/plain"),
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(b"content 2".as_slice(), "text/plain"),
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(b"content 3".as_slice(), "text/plain"),
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(b"content 4".as_slice(), "text/plain"),
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(b"content 5".as_slice(), "text/plain"),
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];
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let owned_contents: Vec<kreuzberg::BatchBytesItem> = contents
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.into_iter()
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.map(|(bytes, mime)| kreuzberg::BatchBytesItem {
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content: bytes.to_vec(),
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mime_type: mime.to_string(),
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config: None,
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})
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.collect();
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let results = batch_extract_bytes(owned_contents, &config).await;
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assert!(results.is_ok());
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let results = results.expect("Operation failed");
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assert_eq!(results.len(), 5);
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for (i, result) in results.iter().enumerate() {
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let expected_content = format!("content {}", i + 1);
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assert_eq!(
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trim_trailing_newlines(&result.content),
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expected_content,
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"Content mismatch for item {}",
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i
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);
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assert_eq!(result.mime_type, "text/plain", "MIME type should be text/plain");
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assert!(result.chunks.is_none(), "Chunks should be None without chunking config");
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assert!(result.detected_languages.is_none(), "Language detection not enabled");
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assert!(result.metadata.error.is_none(), "Should not have errors");
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}
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}
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/// Test sync wrappers for extraction functions.
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#[test]
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fn test_sync_wrappers() {
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let dir = tempdir().expect("Operation failed");
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let file_path = dir.path().join("sync_test.txt");
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fs::write(&file_path, "sync content").expect("Operation failed");
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let config = ExtractionConfig::default();
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let result = extract_file_sync(&file_path, None, &config);
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assert!(result.is_ok(), "Sync file extraction should succeed");
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let extraction = result.expect("Operation failed");
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assert_text_content(&extraction.content, "sync content");
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assert!(extraction.chunks.is_none(), "Chunks should be None");
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let result = extract_bytes_sync(b"test bytes", "text/plain", &config);
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assert!(result.is_ok(), "Sync bytes extraction should succeed");
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let extraction = result.expect("Operation failed");
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assert_text_content(&extraction.content, "test bytes");
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assert!(extraction.chunks.is_none(), "Chunks should be None");
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let paths = vec![kreuzberg::BatchFileItem {
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path: file_path,
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config: None,
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}];
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let results = batch_extract_files_sync(paths, &config);
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assert!(results.is_ok(), "Batch sync file should succeed");
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let results = results.expect("Operation failed");
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assert_eq!(results.len(), 1);
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assert_text_content(&results[0].content, "sync content");
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assert!(results[0].chunks.is_none(), "Chunks should be None");
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let contents = vec![(b"test".as_slice(), "text/plain")];
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let owned_contents: Vec<kreuzberg::BatchBytesItem> = contents
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.into_iter()
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.map(|(bytes, mime)| kreuzberg::BatchBytesItem {
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content: bytes.to_vec(),
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mime_type: mime.to_string(),
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config: None,
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})
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.collect();
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let results = batch_extract_bytes_sync(owned_contents, &config);
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assert!(results.is_ok(), "Batch bytes sync should succeed");
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let results = results.expect("Operation failed");
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assert_eq!(results.len(), 1);
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assert_text_content(&results[0].content, "test");
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assert!(results[0].chunks.is_none(), "Chunks should be None");
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}
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/// Test MIME type detection for various extensions.
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#[test]
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fn test_mime_detection_comprehensive() {
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let dir = tempdir().expect("Operation failed");
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let test_cases = vec![
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("test.txt", "text/plain"),
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("test.md", "text/markdown"),
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("test.html", "text/html"),
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("test.json", "application/json"),
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("test.yaml", "application/x-yaml"),
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("test.toml", "application/toml"),
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("test.xml", "application/xml"),
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("test.pdf", "application/pdf"),
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(
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"test.xlsx",
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"application/vnd.openxmlformats-officedocument.spreadsheetml.sheet",
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),
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(
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"test.docx",
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"application/vnd.openxmlformats-officedocument.wordprocessingml.document",
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),
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(
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"test.pptx",
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"application/vnd.openxmlformats-officedocument.presentationml.presentation",
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),
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("test.png", "image/png"),
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("test.jpg", "image/jpeg"),
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("test.gif", "image/gif"),
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("test.eml", "message/rfc822"),
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];
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for (filename, expected_mime) in test_cases {
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let file_path = dir.path().join(filename);
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File::create(&file_path).expect("Operation failed");
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|
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let detected = detect_mime_type(file_path.to_string_lossy().into_owned(), true).expect("Operation failed");
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assert_eq!(detected, expected_mime, "Failed for {}", filename);
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let validated = validate_mime_type(&detected);
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assert!(validated.is_ok(), "Validation failed for {}", expected_mime);
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}
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}
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|
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/// Test MIME type validation.
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||
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#[test]
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fn test_mime_validation() {
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assert!(validate_mime_type("application/pdf").is_ok());
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assert!(validate_mime_type("text/plain").is_ok());
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assert!(validate_mime_type("image/png").is_ok());
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assert!(validate_mime_type("image/custom-format").is_ok());
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|
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assert!(validate_mime_type("video/mp4").is_err());
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assert!(validate_mime_type("application/unknown").is_err());
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}
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|
|
|
||
|
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/// Test case-insensitive extension handling.
|
||
|
|
#[test]
|
||
|
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fn test_case_insensitive_extensions() {
|
||
|
|
let dir = tempdir().expect("Operation failed");
|
||
|
|
|
||
|
|
let test_cases = vec![
|
||
|
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("test.PDF", "application/pdf"),
|
||
|
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("test.TXT", "text/plain"),
|
||
|
|
("test.Json", "application/json"),
|
||
|
|
(
|
||
|
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"test.XLSX",
|
||
|
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"application/vnd.openxmlformats-officedocument.spreadsheetml.sheet",
|
||
|
|
),
|
||
|
|
];
|
||
|
|
|
||
|
|
for (filename, expected_mime) in test_cases {
|
||
|
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let file_path = dir.path().join(filename);
|
||
|
|
File::create(&file_path).expect("Operation failed");
|
||
|
|
|
||
|
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let detected = detect_mime_type(file_path.to_string_lossy().into_owned(), true).expect("Operation failed");
|
||
|
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assert_eq!(detected, expected_mime, "Failed for {}", filename);
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|
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}
|
||
|
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}
|
||
|
|
|
||
|
|
/// Test config loading from TOML file.
|
||
|
|
#[test]
|
||
|
|
fn test_config_loading() {
|
||
|
|
let dir = tempdir().expect("Operation failed");
|
||
|
|
let config_path = dir.path().join("kreuzberg.toml");
|
||
|
|
|
||
|
|
fs::write(
|
||
|
|
&config_path,
|
||
|
|
r#"
|
||
|
|
use_cache = false
|
||
|
|
enable_quality_processing = true
|
||
|
|
force_ocr = false
|
||
|
|
|
||
|
|
[ocr]
|
||
|
|
backend = "tesseract"
|
||
|
|
language = "deu"
|
||
|
|
|
||
|
|
[chunking]
|
||
|
|
max_chars = 2000
|
||
|
|
max_overlap = 300
|
||
|
|
"#,
|
||
|
|
)
|
||
|
|
.expect("Operation failed");
|
||
|
|
|
||
|
|
let config = ExtractionConfig::from_toml_file(&config_path).expect("Operation failed");
|
||
|
|
|
||
|
|
assert!(!config.use_cache);
|
||
|
|
assert!(config.enable_quality_processing);
|
||
|
|
assert!(!config.force_ocr);
|
||
|
|
|
||
|
|
let ocr_config = config.ocr.expect("Operation failed");
|
||
|
|
assert_eq!(ocr_config.backend, "tesseract");
|
||
|
|
assert_eq!(ocr_config.language, "deu");
|
||
|
|
|
||
|
|
let chunking_config = config.chunking.expect("Operation failed");
|
||
|
|
assert_eq!(chunking_config.max_characters, 2000);
|
||
|
|
assert_eq!(chunking_config.overlap, 300);
|
||
|
|
}
|
||
|
|
|
||
|
|
/// Test config discovery in parent directories.
|
||
|
|
#[test]
|
||
|
|
fn test_config_discovery() {
|
||
|
|
let dir = tempdir().expect("Operation failed");
|
||
|
|
let subdir = dir.path().join("subdir");
|
||
|
|
fs::create_dir(&subdir).expect("Operation failed");
|
||
|
|
|
||
|
|
let config_path = dir.path().join("kreuzberg.toml");
|
||
|
|
fs::write(
|
||
|
|
&config_path,
|
||
|
|
r#"
|
||
|
|
use_cache = false
|
||
|
|
enable_quality_processing = true
|
||
|
|
"#,
|
||
|
|
)
|
||
|
|
.expect("Operation failed");
|
||
|
|
|
||
|
|
let original_dir = std::env::current_dir().expect("Operation failed");
|
||
|
|
std::env::set_current_dir(&subdir).expect("Operation failed");
|
||
|
|
|
||
|
|
let config = ExtractionConfig::discover().expect("Operation failed");
|
||
|
|
assert!(config.is_some());
|
||
|
|
assert!(!config.expect("Operation failed").use_cache);
|
||
|
|
|
||
|
|
std::env::set_current_dir(original_dir).expect("Operation failed");
|
||
|
|
}
|
||
|
|
|
||
|
|
/// Test error handling for nonexistent files.
|
||
|
|
#[tokio::test]
|
||
|
|
async fn test_nonexistent_file_error() {
|
||
|
|
let config = ExtractionConfig::default();
|
||
|
|
let result = extract_file("/nonexistent/file.txt", None, &config).await;
|
||
|
|
|
||
|
|
assert!(result.is_err());
|
||
|
|
// File validation returns Io error for missing files (NotFound)
|
||
|
|
assert!(matches!(result.unwrap_err(), kreuzberg::KreuzbergError::Io(_)));
|
||
|
|
}
|
||
|
|
|
||
|
|
/// Test error handling for unsupported MIME types.
|
||
|
|
#[tokio::test]
|
||
|
|
async fn test_unsupported_mime_type_error() {
|
||
|
|
let config = ExtractionConfig::default();
|
||
|
|
let result = extract_bytes(b"test", "video/mp4", &config).await;
|
||
|
|
|
||
|
|
assert!(result.is_err());
|
||
|
|
assert!(matches!(
|
||
|
|
result.unwrap_err(),
|
||
|
|
kreuzberg::KreuzbergError::UnsupportedFormat(_)
|
||
|
|
));
|
||
|
|
}
|
||
|
|
|
||
|
|
/// Test pipeline execution (currently stub, will be expanded in Phase 2).
|
||
|
|
#[tokio::test]
|
||
|
|
async fn test_pipeline_execution() {
|
||
|
|
let dir = tempdir().expect("Operation failed");
|
||
|
|
let file_path = dir.path().join("pipeline_test.txt");
|
||
|
|
fs::write(&file_path, "pipeline content").expect("Operation failed");
|
||
|
|
|
||
|
|
let config = ExtractionConfig {
|
||
|
|
enable_quality_processing: true,
|
||
|
|
..Default::default()
|
||
|
|
};
|
||
|
|
|
||
|
|
let result = extract_file(&file_path, None, &config).await;
|
||
|
|
assert!(result.is_ok(), "Pipeline execution should succeed");
|
||
|
|
|
||
|
|
let result = result.expect("Operation failed");
|
||
|
|
assert_text_content(&result.content, "pipeline content");
|
||
|
|
assert_eq!(result.mime_type, "text/plain");
|
||
|
|
assert!(result.chunks.is_none(), "Chunks should be None without chunking config");
|
||
|
|
assert!(result.detected_languages.is_none(), "Language detection not enabled");
|
||
|
|
}
|
||
|
|
|
||
|
|
/// Test extraction with OCR config (placeholder test for Phase 2).
|
||
|
|
#[tokio::test]
|
||
|
|
async fn test_extraction_with_ocr_config() {
|
||
|
|
let dir = tempdir().expect("Operation failed");
|
||
|
|
let file_path = dir.path().join("ocr_test.txt");
|
||
|
|
fs::write(&file_path, "ocr content").expect("Operation failed");
|
||
|
|
|
||
|
|
let config = ExtractionConfig {
|
||
|
|
ocr: Some(kreuzberg::OcrConfig {
|
||
|
|
backend: "tesseract".to_string(),
|
||
|
|
language: "eng".to_string(),
|
||
|
|
..Default::default()
|
||
|
|
}),
|
||
|
|
force_ocr: true,
|
||
|
|
..Default::default()
|
||
|
|
};
|
||
|
|
|
||
|
|
let result = extract_file(&file_path, None, &config).await;
|
||
|
|
assert!(result.is_ok());
|
||
|
|
}
|
||
|
|
|
||
|
|
/// Test extraction with chunking config.
|
||
|
|
#[cfg(feature = "chunking")]
|
||
|
|
#[tokio::test]
|
||
|
|
async fn test_extraction_with_chunking_config() {
|
||
|
|
let dir = tempdir().expect("Operation failed");
|
||
|
|
let file_path = dir.path().join("chunking_test.txt");
|
||
|
|
|
||
|
|
let long_content = "content for chunking. ".repeat(100);
|
||
|
|
fs::write(&file_path, &long_content).expect("Operation failed");
|
||
|
|
|
||
|
|
let config = ExtractionConfig {
|
||
|
|
chunking: Some(kreuzberg::ChunkingConfig {
|
||
|
|
max_characters: 100,
|
||
|
|
overlap: 20,
|
||
|
|
..Default::default()
|
||
|
|
}),
|
||
|
|
..Default::default()
|
||
|
|
};
|
||
|
|
|
||
|
|
let result = extract_file(&file_path, None, &config).await;
|
||
|
|
assert!(result.is_ok(), "Extraction with chunking should succeed");
|
||
|
|
|
||
|
|
let result = result.expect("Operation failed");
|
||
|
|
|
||
|
|
assert!(
|
||
|
|
result.chunks.is_some(),
|
||
|
|
"Chunks should be populated when chunking enabled"
|
||
|
|
);
|
||
|
|
|
||
|
|
let chunks = result.chunks.expect("Operation failed");
|
||
|
|
assert!(chunks.len() > 1, "Should have multiple chunks for long content");
|
||
|
|
|
||
|
|
for chunk in &chunks {
|
||
|
|
assert!(
|
||
|
|
chunk.content.len() <= 100 + 20,
|
||
|
|
"Chunk length {} exceeds max_chars + overlap",
|
||
|
|
chunk.content.len()
|
||
|
|
);
|
||
|
|
}
|
||
|
|
}
|