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What is Log4j used for in Selenium?
Log4j is a logging framework written in Java that provides an easy way for logging in Selenium. In a nutshell, the framework gives out information about everything that goes on during the software execution. Log4j also provides insight into anything that may have gone wrong during software execution or automation.
Why do we use logger in Selenium?
Enables us to understand the application run. Log output can be saved that can be analyzed later. Helps in debugging, in case of test automation failures.
What are the skills required for Selenium Tester?
1 Answer
- You need to know Selenium Webdriver API.
- Apache POI API for reading and writing data to excel.
- Log4j logging Utility for logging purpose.
- IDE: Preferably Eclipse.
- Version Control: GIT or SVN.
- Testing Framework: Preferably TestNG or JUnit.
- CI Tool: Jenkins.
- Build Tools: ANT and Maven.
How is Log4j implemented in TestNG?
- Set level. log4j.rootCategory=debug, console, file.
- Appender which writes to console. log4j.appender.console=org.apache.log4j.ConsoleAppender.
- Appender which writes to a file. log4j.appender.file=org.apache.log4j.RollingFileAppender log4j.appender.file.File=application.log.
- Defining maximum size of a log file.
What is log4j framework?
log4j is a reliable, fast and flexible logging framework (APIs) written in Java, which is distributed under the Apache Software License. log4j is a popular logging package written in Java. log4j has been ported to the C, C++, C#, Perl, Python, Ruby, and Eiffel languages.
What is log4j log level?
log4j – Logging Levels
| Level | Description |
|---|---|
| DEBUG | Designates fine-grained informational events that are most useful to debug an application. |
| INFO | Designates informational messages that highlight the progress of the application at coarse-grained level. |
| WARN | Designates potentially harmful situations. |
Can we run parallel tests without testNG?
You need to write the logic to pass three instances of tests pointing to the hub in parallel for the node to work its magic. Or you can use JUnit or testNG which will do most of these for you.
What is Log4j vulnerability issue?
The Log4j flaw, disclosed by Apache last week, allows attackers to execute code remotely on a target computer, meaning that they can steal data, install malware or take control.
What is SLF4J vs Log4j?
Unlike log4j, SLF4J (Simple Logging Facade for Java) is not an implementation of logging framework, it is an abstraction for all those logging frameworks in Java similar to log4J. Therefore, you cannot compare both. If you have a choice, logging abstraction is always preferable than logging framework.