PDF.js Testing: Unit Tests for PDF Processing and Document Handling
The mozilla/pdf.js repository demonstrates a comprehensive unit testing approach utilizing multiple testing frameworks including Jest and Minitest. The test suite focuses on core PDF processing functionality, covering essential aspects like XFA form conversion, utility functions, document handling, and editor components. The tests verify critical features such as command management, appearance parsing, and cross-origin operations across different environments. Qodo Tests Hub provides developers with detailed insights into pdf.js's testing patterns, making it easier to understand how large-scale JavaScript projects implement effective test coverage. Through the platform, developers can explore real-world examples of PDF processing test cases, analyze different testing approaches for browser-based applications, and learn best practices for structuring unit tests across various PDF manipulation features. This practical exposure helps teams improve their own testing strategies for document processing applications.
| Path | Test Type | Language | Description |
|---|---|---|---|
| test/unit/ui_utils_spec.js |
unit
|
javascript | This JavaScript unit test suite verifies UI utility functions for PDF document rendering and interaction in Mozilla’s PDF.js library. |
| test/unit/unicode_spec.js |
unit
|
javascript | This JavaScript unit test verifies Unicode character handling and mapping functionality in the PDF.js library. |
| test/unit/util_spec.js |
unit
|
javascript | This JavaScript unit test suite verifies core utility functions including string manipulation, URL handling, and exception management in pdf.js |
| test/unit/writer_spec.js |
unit
|
javascript | This JavaScript unit test verifies PDF document writing operations including incremental updates, dictionary encoding, and XFA form handling in pdf.js. |
| test/unit/xfa_formcalc_spec.js |
unit
|
javascript | This Jest unit test verifies FormCalc expression lexing and parsing functionality in PDF.js |
| test/unit/xfa_tohtml_spec.js |
unit
|
javascript | This JavaScript unit test verifies XFA form document conversion to HTML in the pdf.js library |
| test/unit/xml_spec.js |
unit
|
javascript | This JavaScript unit test verifies XML parsing and node searching functionality in the PDF.js library’s core XML parser implementation. |