Browser Extension API Capture for Standardized Test Generation

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Solution Overview

Problem

Robust video conferencing platforms require complex and repetitive testing of API endpoints, which is time-consuming and prone to errors due to manual authoring and lack of standardized documentation, especially when API endpoint definitions change unexpectedly.

Innovation Solution

A web browser plugin or extension captures network traffic to automatically generate standardized test cases based on API transactions, using a predefined schema to reduce errors and optimize test generation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If manual authoring of test cases is used, then flexibility in handling unexpected API changes is maintained, but time consumption and error rates increase significantly

Engineering Contradiction:
Improvetest generation efficiencyVSAvoidtest accuracy
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The patent uses web browser extensions to automatically capture and copy network traffic data (requests, responses, headers, body) to generate test case templates. This eliminates manual authoring errors while preserving the ability to handle API changes through standardized field mapping and optional manual review steps.

Inventive Principle:
Principle #26Copying

Solution Approach 2:

The patent introduces an intermediary layer (test case generation service) that processes captured network traffic through schema validation and template generation. This intermediary automatically handles routine test case creation while allowing manual intervention for edge cases, thus improving both efficiency and reliability.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If comprehensive API endpoint testing is performed, then system robustness is improved, but computational resources and time consumption increase

Engineering Contradiction:
Improvesystem robustnessVSAvoidtesting duration
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The patent performs preliminary actions by capturing and storing network traffic data during normal API operations. This pre-captured data is then reused to generate multiple test cases, eliminating the need to manually create and execute each test scenario individually, thus reducing testing duration while maintaining comprehensive coverage.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent segments the testing process into distinct phases: network traffic capture, schema validation, test case generation, and execution. This segmentation allows parallel processing of multiple API endpoints and enables selective re-testing of specific segments, reducing overall testing time while maintaining robustness.

Inventive Principle:
Principle #1Segmentation

3Manufacturing precision

If standardized test case generation is implemented, then error rates decrease, but adaptability to unique testing scenarios may be reduced

Engineering Contradiction:
Improvetest case standardizationVSAvoidhandling unique scenarios
Core Design Contradiction:
Manufacturing precisionVSAdaptability or versatility

Solution Approach 1:

The patent implements a dynamic test case generation system where the degree of standardization is adjustable. The schema validation enforces standardization for common fields, while the system allows dynamic configuration for unique scenarios through custom field mapping and optional manual review, thus balancing precision and adaptability.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent applies different levels of standardization to different parts of the test case generation process. Critical fields (status codes, response structure) use strict schema validation for high precision, while optional fields (custom headers, body content) allow more flexibility and local customization for unique scenarios.

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS12483491B1Recording network information for test generation
Publication Date: 2025.11.25 ZOOM COMMUNICATIONS INC
  • US12483491B1 patent drawing
  • US12483491B1 patent drawing
  • US12483491B1 patent drawing

AI summary

Techniques for recording network information for test generation are disclosed. In an example method, a client device installs a web browser extension for capturing network information. The client device applies a configuration, using a network configuration tool, about a first application programming interface (API) transaction and configures the web browser extension to execute the first API transaction. The client device executes the first API transaction, in which the web browser extension captures first network information about the first API transaction including first request message information and first response message information. The client device receives the first network information about the first API transaction and generates and outputs standardized test information based on the first network information to a test case generation service. The client device then receives an indication, from the test case generation service, of a generated test case based on the first network information.