November 2022

09Nov

The Difference Between Component Testing and Unit Testing

Understanding the hierarchy of testing is elementary for QA practices, it helps us keep all activities coordinated with one another and stabilize what could be a long and tedious procedure. For that reason, we at Q-Pros have established a constructive approach for software testing to make sure our clients get guaranteed results. look at the differences between Component Testing and Unit Testing and identify the specific comparing basis to distinguish the two essential levels of testing. To begin with, we will start by identifying each method individually. What is Unit Testing? Unit testing is a software testing method which takes every unit of code into consideration for testing, to make sure that all code-sets are appropriate based on requirements and standard suitability before stepping further with the code building. Computer data is examined to check if it fits or not. This is done to completely avoid any future errors that may become hard to detect if not dealt with sooner. Unit testing is done by the developers, and it comes first in the hierarchy of testing levels. What are the testing levels for software systems? Unit testing: Unit testing takes top priority before stepping further into code. Integration testing: Modules are combined and evaluated as one with specified functional requirements. System testing: In system testing, we take all the integrated components that passed the test as input. Acceptance testing: Finally, we measure the degree to which the application has met the user’s approval. In Unit testing, the word “Unit” means every element within the application that could be tested during the development stage. What is Component Testing? Component testing also referred to as module or program testing, is a test where each component of the system is tested individually without looking at integration in-between other components. Each component receives an input, and then the data should be processed through the system and produce an output. This output will be examined based on requirements separately. The main objective of this type of testing is to make sure that all components within a system are user-understandable and can be used individually. Component testing is usually done by a developer before creating a new component. Developers can choose to move to build a new component once all identified defects are fixed in a previous one. Developers use this method to examine testing objects without integration, meaning that testing objects are tested separately from the whole design or any other components or modules. The Differences between Component Testing and Unit Testing After we have defined the two types, we can now start to look at each in comparison to the other to get a further understanding of how we can relate them in an overall testing strategy. We will now look at key factors to differentiate the two kinds distinctly: Comparing Factor Unit testing Component testing Execution Unit testing is processed by the developers in the initial stages Component testing is performed by a team of testing engineers using various testing tools. Method used White-box testing: Testing the application with knowledge of internal structures. Black-box testing: Testing the application with little to no internal knowledge of its code. Validation Validates the efficiency and accuracy of the design documents Uses test cases and validates specific components. Detecting error Unit testing detects errors more easily. Component testing detects errors with more complexity than unit testing. Level of Testing Unit testing is performed at a granular level. Component testing is performed at the application level. Component Testing and Unit Testing are fairly related, both require a level of segregation from the overall system. Component testing is done on an application level by testing experts, On the other hand, unit testing is done on an agranular level by developers. It is also worth highlighting that component testing can only be done after unit testing. Q-Pros Constant updates require constant testing. Before launching any application, requirements should be set and met. Q-Pros is a leading testing service provider with years of experience in accomplishing just that. To know more about our testing approaches and to request a customized testing service, visit our online service request page now. https://q-pros.com/online-test-request/ ...

03Nov

What is Security Testing? Definition & Methodologies

by q-pros

in Types of Testing

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One of the most important properties of software is security. This varies in broader terms to include multiple aspects, from financial information to personal information and data storage, and for those reasons, security must be taken seriously. In this article, we will define security testing, investigate its several types, and how we at Q-Pros approach security testing in the scope of software testing and QA. What is Security Testing? Security testing is a type of software testing that focuses on revealing any potential vulnerabilities and weaknesses concerning security aspects, including data loss from deliberate attacks or system errors. The goal of security testing is to conduct friendly fire on the system to make sure it is set and ready for real-time action and possible failures and survive such scenarios without harming sensitive attributes. Any system that deals with authentication-based activities (Accounts, subscriptions ...

01Nov

Important Metrics & KPIs for Software Quality Assurance

by q-pros

in QA Tips

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The success of any software product relies heavily on how well its quality is measured. The efficiency of the testing process is a key factor in ensuring revenue. Knowing what differentiates a good testing procedure and a bad one means we must have extensive knowledge of various software testing metrics and key performance indicators (KPIs). KPIs will help us determine the fittingness and suitability of the testing team and the testing types provided. As a leading software testing provider, Q-Pros follows extensive criteria to define a successful testing process. Our metrics range from team members' efficiency to solid academic and rhetorical factors based on universal standards. In this article, we will investigate the metrics and KPIs of software testing that any application should cover to be suitable for release. Here are the KPIs & Metrics that should be on top of any testing team’s checklist: Derivative Metrics - Derivative metrics are identifiers that allow the testing team to increase the accuracy of their testing process. Defect Density - Defect density measures the number of issues faced concerning a fixed period, this helps the testing team decide if an application is ready for post-production stages or if it might require more testing. A formula used to know the Defect Density is Defect count divided by the size of release divided by module. Defect Removal Efficiency - Defect removal efficiency (DRE) is the number of defects that a developer can remove before the official release date. In other words, it is the number of defects resolved divided by the number of defects at the current time of measurement. DRE is calculated across the test phases. Defect Category - It is essential to categorize the aspects of the software we are testing for, such as performance, functionality, or reliability, and many more. Review Efficiency - Review efficiency involves documentation of defects; it aims to decrease the probability of defect leakage in subsequent stages of testing. (RE) = Total number of review defects / (Total number of review defects + Total number of testing defects) x 100. Time to Test – Time of test is a key performance indicator that helps the testing team know the amount of time it takes to transition from the stage of testing to the stage of completion. It also allows us to know the level of effectiveness that the testing team operates on. Test Instances - A KPIs that measures the number of instances available in a test set, this helps increase the velocity of test execution plans. Passed Tests– This KPIs is measured by monitoring the implementation of every configuration within a test. It measures how well those configurations are in detecting the defects during the testing phases. Defects Fixed per Day - This KPIs, as the name indicates, is measuring or keeping track of the total number of defects fixed daily, this helps us monitor the progress of the overall project. Test Coverage - The test Coverage metric allows to define the level to which the software's complete functionality is tested. It resembles the completion of testing activities and would later be used as criteria of which we decide on a test as concluded. Requirement Coverage is (Number of requirements covered divided by the total number of requirements) x 100 Defect Resolution Time - This KPIs involves measuring the time it takes the testing team to verify a fix of a defect. This KPI helps us highlight where certain team members' efforts are directed and how long it takes them to resolve certain tasks. Test Economic Metrics - Testing is associated with cost, and testing procedures, by nature, slow the production by adding various steps in between the production era. Several metrics should be put in mind prior to deciding the testing approach adopted: The overall cost of testing How much it would vary in execution to the estimated budget Variance from the schedule Cost per bug The cost of not conducting any test Test Team Metrics - This set of metrics simply concludes how well the testing team is working, this could help us acquire information about certain team members or entire team sections involved in a specific area of the test. In return, this provides a way for us to empower the team in certain required areas and sustain a stronger bond between team members. These metrics include but are not limited to: The number of test cases conducted by each team member Test cases directed to each test team member Returned defects are distributed to team members Active Defects– This KPI includes identifying the open or fixed defects. Automated Testing - It is mandatory for every testing team to segregate high-priority defects that require automated means for testing. Test Case Quality - Both a metric and a KPI, measuring a test case Quality helps us evaluate test cases in accordance with the desired result. To accomplish test case quality, we rely on the following: Tests should be written and organized in a report, this report will include findings regarding defects and bugs. Test requirements should be pre-established. Testing data must cover all probable scenarios. Testing data must cover Pass/Fail scenarios. Summary These Metrics and Key performance indicators are the "Make it or break it" factor to the success of any testing company. Knowing the measure of success on every level of the project gives excellent results in the end. Implementing software testing metrics and key performance indicators will increase the effectiveness of the testing efforts. At Q-Pros, we take pride in involving experts who are extensively knowledgeable about all metrics and KPIs. Know more about us and request one of our services. ...