Tipos y Niveles de Pruebas de Software.

Quality-Stream

7 Nov 202116:16

Summary

TLDRThis video script by Karim Ramos delves into the diverse types and levels of software testing. It explains that there's no universal consensus on the official list of test types, referencing the International Software Testing Qualification (ISTQB) and ISO 25010 standards. The script outlines eight quality characteristics from ISO 25010, such as functional suitability, performance efficiency, compatibility, usability, reliability, security, maintainability, and portability, each with corresponding tests. It also covers non-functional tests, structural tests, and tests associated with changes like confirmation and regression tests. The video further discusses testing levels: component, integration, system, and acceptance tests, highlighting the application of various test types at each level. Additionally, it touches on smoke, sanity, and exploratory testing, emphasizing their roles in agile development and quality assessment.

Takeaways

😀 The video discusses various types and levels of software testing.
🔍 There is no general consensus on the official list of testing types; different standards like ISTQB and ISO 25010 define their own categories.
📚 ISO 25010 defines eight quality characteristics from which testing types are derived.
🔧 Functional suitability tests check if a product meets declared and implicit needs.
🚀 Performance efficiency tests measure the system's performance relative to resource usage under specific conditions.
🔌 Compatibility tests ensure that multiple systems or components can coexist and exchange information in the same environment.
🎨 Usability tests assess how easy a product is to understand, learn, and attractive to the user.
🛡️ Reliability tests measure a system's ability to perform specific functions under certain conditions over a period.
🔒 Security tests ensure that information and data are protected from unauthorized access and modification.
🛠️ Maintainability tests check the ease and efficiency with which a software product can be modified for evolutionary, corrective, or future needs.
🔄 Portability tests determine how effectively and efficiently a system or component can be transferred from one environment to another.
🔄 The types of tests applied depend on business characteristics and organizational needs; not all tests are applicable to every project.
🌐 Examples given include the irrelevance of portability tests for web systems versus their importance for mobile applications.
📈 ISTQB defines functional and non-functional tests, with the latter referencing ISO 25010 quality characteristics.
🏗️ Non-functional tests include structural tests (formerly known as architectural tests), which examine the system's internal structure.
🔄 Regression tests ensure that fixing a defect does not inadvertently affect other functionalities.
🔬 Smoke tests are a subset of functional tests, executed to perform an initial quality assessment of the product.
🛂 Sanity tests also fall under functional testing, focusing on verifying a new feature or defect fix before full test execution.
🌐 Exploratory testing is a technique where test design, execution, and documentation occur simultaneously, often used in agile development projects.

Q & A

What is the main topic of the video?
-The main topic of the video is to explain the different types and levels of software testing.
Who is the speaker in the video?
-The speaker in the video is Karim Ramos.
What does the acronym 'ISTQB' stand for?
-ISTQB stands for International Software Testing Qualification Board.
According to the video, what is the ISO/IEC 25010 standard related to?
-The ISO/IEC 25010 standard is related to software engineering and describes a model for measuring software quality based on 8 quality characteristics.
What are the 8 quality characteristics defined by ISO/IEC 25010?
-The 8 quality characteristics are functionality, performance efficiency, compatibility, usability, reliability, security, maintainability, and portability.
What are functional tests?
-Functional tests are used to verify that the software product performs its intended functions as specified in the requirements.
What are non-functional tests?
-Non-functional tests measure how the software operates, focusing on attributes such as performance, security, and usability rather than the functionality of the software.
What is the difference between smoke testing and sanity testing?
-Smoke testing involves executing a minimal set of test cases to make an initial assessment of the product quality, focusing on basic functionalities. Sanity testing also executes a subset of test cases but is focused on verifying a new feature or a defect fix.
What are exploratory testing techniques?
-Exploratory testing is a technique where the test design, execution, and reporting are done simultaneously. It is widely used in agile development projects and helps in learning more about the component or system.
What are the levels of testing mentioned in the video?
-The levels of testing mentioned in the video are component testing, integration testing, system testing, and acceptance testing.
Why might a company choose not to perform portability testing on a web application?
-A company might choose not to perform portability testing on a web application because it is installed once on the server and users access it via the internet, making portability testing less relevant.
What is the purpose of acceptance testing?
-The purpose of acceptance testing is to ensure that the system meets the user requirements and is ready for deployment. It is usually conducted by the end-users or clients.
What are the alpha and beta tests in the context of software testing?
-Alpha and beta tests are types of acceptance testing done on versions of the system that are not complete, with the main goal of obtaining feedback on the functionalities implemented at that stage.

Outlines

00:00

😀 Introduction to Software Testing Types

This paragraph introduces the topic of software testing and the various types of tests that exist. The speaker, Karim Ramos, welcomes viewers to the channel and provides a brief overview of the content. He mentions that there is no universal consensus on the official list of test types but references the International Software Testing Qualification (ISTQB) and ISO 25010 as sources that define certain types of tests. The paragraph sets the stage for a deeper dive into the different levels and types of software testing.

05:00

🔍 Exploring ISO 25010 Quality Characteristics and Test Types

The speaker discusses the ISO 25010 standard, which outlines a model for measuring software product quality based on eight quality characteristics. Each characteristic corresponds to a type of testing. The characteristics include functional suitability, performance efficiency, compatibility, usability, reliability, security, maintainability, and portability. For each characteristic, the paragraph explains what it measures and how it relates to testing. For instance, functional suitability relates to functional tests that verify the software's features, while performance efficiency involves performance tests like load and stress testing.

10:03

📚 ISTQB and Additional Testing Types

This paragraph continues the discussion on software testing by referencing the ISTQB's program of study, which defines additional types of tests beyond the ISO 25010 characteristics. The ISTQB categorizes tests into functional and non-functional types, with the latter relating to the quality characteristics of ISO 25010. The paragraph also introduces 'black-box' tests, which are based on the system's internal structure, such as structural or architectural software tests. It concludes with tests associated with changes, including confirmation tests to verify defect fixes and regression tests to ensure that fixing one issue doesn't affect other functionalities.

15:03

🔄 Levels of Testing and Their Interactions

The speaker explains the levels of testing as defined by the ISTQB: component testing, integration testing, system testing, and acceptance testing. Each level is associated with different types of tests. For example, component testing can involve both functional and non-functional tests to verify individual components' functionality and performance. Integration testing focuses on interactions between components or systems, system testing assesses the system as a whole, and acceptance testing, often involving alpha and beta tests, is conducted by end-users to provide feedback on implemented functionalities. The paragraph emphasizes that the same level of testing can apply various types of tests.

🚀 Other Common Testing Types and Conclusion

The final paragraph addresses three additional types of tests frequently mentioned in the software testing field: smoke tests, sanity tests, and exploratory tests. Smoke tests are a minimal set of functional tests to evaluate initial product quality. Sanity tests also execute a subset of tests but focus on new features or defect fixes. Exploratory testing is a technique where test design, execution, and documentation occur simultaneously and is widely used in agile development projects. The speaker invites viewers to share their experiences with different types of tests and concludes by thanking them for watching and encouraging engagement with the video.

Mindmap

Keywords

💡Functional Testing

Functional testing is a type of software testing that focuses on verifying that the software performs the functions it is supposed to. It is one of the core testing types discussed in the video, which ensures that the software's functionalities meet the declared and implicit user needs. For instance, the script mentions 'pruebas funcionales' as a way to check what the product does, which directly relates to the adequacy of functionality as per ISO 25010.

💡Performance Testing

Performance testing is aimed at measuring the software's efficiency in terms of resource usage under specific conditions. The video script refers to 'pruebas de rendimiento' as a subset of performance testing, which includes various types such as load testing, stress testing, and capacity testing. This concept is crucial for evaluating the software's efficiency characteristic, as defined by ISO 25010.

💡Compatibility Testing

Compatibility testing is the process of verifying that different systems or components can coexist in the same environment and exchange information. In the script, it is mentioned as 'pruebas de compatibilidad' and is essential when dealing with multiple elements that need to work together seamlessly within the same hardware or software environment.

💡Usability Testing

Usability testing is designed to assess how easy it is for a user to understand, learn, and find a software product attractive. The video discusses 'pruebas de usabilidad' and its subtypes, such as user experience and accessibility tests. This type of testing is directly linked to the software's usability characteristic, aiming to ensure a positive user interaction.

💡Reliability Testing

Reliability testing evaluates the software's ability to perform specific functions under certain conditions for a specified period. The script refers to 'pruebas de fiabilidad', which includes testing for fault tolerance, such as removing a primary server to see if the system can switch to a backup server and continue operating correctly.

💡Security Testing

Security testing is critical for ensuring that information and data are protected from unauthorized access and modification. The video mentions 'pruebas de seguridad' as a key type of testing to safeguard systems in the era of global internet access. This testing type is directly related to the software's security characteristic, ensuring that only authorized entities can access the system.

💡Maintainability Testing

Maintainability testing assesses the software's ability to be modified effectively and efficiently due to evolutionary, corrective, or other needs. The script discusses 'pruebas de mantenibilidad', which checks for modularity, reusability of components, and ease of modification, relating to the software's maintainability characteristic.

💡Portability Testing

Portability testing ensures that a system or component can be effectively and efficiently transferred from one hardware, software, or operational environment to another. The video refers to 'pruebas de portabilidad', which is relevant for applications that need to be adaptable to different devices and operating systems, as mentioned in the context of mobile applications.

💡Non-functional Testing

Non-functional testing is a category of tests that measure how the software operates rather than what it does. The video script refers to 'pruebas no funcionales', which correspond to the quality characteristics defined by ISO 25010, such as performance, compatibility, usability, reliability, security, maintainability, and portability.

💡Regression Testing

Regression testing is the process of executing a full set of test cases to ensure that a software change has not accidentally modified or affected other functionalities. The script mentions 'pruebas de regresión' as part of the types of tests defined by ISTQB, which is crucial for confirming that a defect fix does not introduce new issues.

💡Smoke Testing

Smoke testing, while not explicitly defined as a testing type in the sources reviewed by the video creator, is a method of executing a minimal set of test cases to make an initial assessment of the product's quality. The script refers to 'pruebas de humos' as a way to quickly evaluate if the basic or main functionalities of the system are working before proceeding with more comprehensive testing.

💡Sanity Testing

Sanity testing is similar to smoke testing but focuses on verifying a new functionality or the resolution of a defect. The script mentions 'pruebas de sanidad' as a subset of regression testing, where a smaller set of test cases related to the new feature or fixed defect is executed to ensure stability before moving forward.

💡Exploratory Testing

Exploratory testing is a technique where the design, execution, and documentation of tests are done simultaneously. The video script discusses 'pruebas exploratorias' as a method widely used in agile development projects to learn more about the component or system and to create test cases for future use, emphasizing its importance in the context of experience-based testing.

Highlights

Introduction to different types and levels of software testing.

No general consensus on the official list of test types.

International Software Testing Qualification (ISTQB) defines types of tests in its basic level program.

ISO 25010 standard defines 8 quality characteristics and test types based on them.

Explanation of 'type' as a category to organize tests.

Example of categorizing people to understand software test categorization.

Functional suitability tests ensure the product meets declared and implicit needs.

Performance efficiency tests measure the system's performance relative to resource usage.

Compatibility tests verify the coexistence and information exchange between systems.

Usability tests focus on how easy the software is to understand, learn, and find attractive.

Reliability tests measure the system's ability to perform specific functions under certain conditions.

Security tests ensure information and data protection against unauthorized access.

Maintainability tests check the software's ability to be modified effectively and efficiently.

Portability tests determine how easily a system can be transferred to a different environment.

Different projects may require different types of tests based on business characteristics and needs.

Types of tests defined by STV include functional, non-functional, structural, and change-associated tests.

Levels of testing include component, integration, system, and acceptance tests.

Exploration of the application of various test types at different testing levels.

Smoke tests as a form of functional testing to make an initial assessment of product quality.

Sanity tests verify a new functionality or defect fix before full test execution.

Exploratory testing as a technique used in agile development for learning and creating test cases.

Invitation for viewers to share their experiences and types of tests used in their projects.