In this post I have listed the 100+ KPIs (key performance indicators) and formulas that are used in the field of software testing to measure various parameters.
- Test case execution time – this KPI used to measure the time taken to execute a test case.
Formula: Time taken to execute a test case / Total number of test cases executed. - Number of defects found per test cycle – this KPI used to measure the number of defects found during a specific testing cycle.
Formula: Total number of defects found / Number of testing cycles. - Defect severity distribution – the distribution of defects by severity level.
Example: Critical, High, Medium, and Low.
Formula: Number of defects by severity level / Total number of defects. - Defect density – the number of defects found per unit of code.
Formula: Total number of defects / Size of the code base. - Test case coverage – the percentage of code covered by test cases.
Formula: Size of the code covered by test cases / Total size of the code. - Test case effectiveness – the ability of a test case to detect defects.
Formula: Number of defects found by a test case / Total number of defects found. - Test case efficiency – the time taken to execute a test case relative to the importance of the test case.
Formula: Time taken to execute a test case / Importance of the test case. - Defects found vs. resolved rate – the rate at which defects are found and resolved.
Formula: Number of defects found / Number of defects resolved. - Defects reopened rate – the rate at which defects are reopened after being resolved.
Formula: Number of defects reopened / Total number of defects. - Defects deferred rate – the rate at which defects are deferred to a later stage in the development cycle.
Formula: Number of defects deferred / Total number of defects. - Defects per test case – the average number of defects found per test case.
Formula: Total number of defects / Total number of test cases. - Defect aging – the amount of time it takes for a defect to be resolved.
Formula: Time taken to resolve a defect – Time taken to detect a defect. - Test case maintenance cost – the cost of maintaining test cases over time.
Formula: Cost of maintaining test cases / Total number of test cases. - Test case automation percentage – the percentage of test cases that have been automated.
Formula: Number of automated test cases / Total number of test cases. - Test case execution efficiency – the ability to execute test cases efficiently.
Formula: Number of test cases executed / Time taken to execute the test cases. - Test case reliability – the ability of a test case to produce consistent results.
Formula: Number of consistent results / Total number of test cases. - Test case stability – the ability of a test case to remain stable over time.
Formula: Number of stable test cases / Total number of test cases. - Test case coverage efficiency – the percentage of code covered by a test case.
Formula: Size of the code covered by a test case / Total size of the code. - Test case coverage completeness – the percentage of code covered by all test cases.
Formula: Total size of the code covered by all test cases / Total size of the code. - Test case execution frequency – the number of times a test case is executed.
Formula: Number of times a test case is executed / Total number of test cases. - Test case documentation completeness – the completeness of the test case documentation.
Formula: Total number of documented test cases / Total number of test cases. - Test case documentation accuracy – the accuracy of the test case documentation.
Formula: Total number of accurate test cases / Total number of test cases. - Test case documentation maintenance cost – the cost of maintaining test case documentation over time.
Formula: Cost of maintaining test case documentation / Total number of test cases. - Test case review effectiveness – the ability of a test case review to identify defects.
Formula: Number of defects identified during a test case review / Total number of defects. - Test case review efficiency – the time taken to complete a test case review.
Formula: Time taken to complete a test case review / Total number of test cases reviewed. - Test case review coverage – the percentage of test cases that have been reviewed.
Formula: Total number of reviewed test cases / Total number of test cases. - Test environment setup time – the time taken to set up a test environment.
Formula: Time taken to set up a test environment / Total number of test environments. - Test environment stability – the stability of the test environment.
Formula: Number of stable test environments / Total number of test environments. - Test environment availability – the availability of the test environment.
Formula: Time the test environment is available / Total time. - Test data availability – the availability of test data.
Formula: Time test data is available / Total time. - Test data accuracy – the accuracy of test data.
Formula: Number of accurate test data sets / Total number of test data sets. - Test data completeness – the completeness of test data.
Formula: Total number of complete test data sets / Total number of test data sets. - Test data diversity – the diversity of test data.
Formula: Number of diverse test data sets / Total number of test data sets. - Test case failure rate – the rate at which test cases fail.
Formula: Number of failed test cases / Total number of test cases. - Test case pass rate – the rate at which test cases pass.
Formula: Number of passed test cases / Total number of test cases. - Test case blocking rate – the rate at which test cases block the development process.
Formula: Number of blocking test cases / Total number of test cases. - Test case criticality – the criticality of a test case.
Formula: Severity of the defect found by the test case / Total severity of defects found. - Test case complexity – the complexity of a test case.
Formula: Time taken to execute a test case / Number of steps in the test case. - Test case impact – the impact of a test case on the system.
Formula: Number of affected modules / Total number of modules. - Test case maintenance rate – the rate at which test cases require maintenance.
Formula: Number of test cases that require maintenance / Total number of test cases. - Test case maintainability – the ease with which test cases can be maintained.
Formula: Time taken to maintain a test case / Total number of test cases. - Test case manageability – the ease with which test cases can be managed.
Formula: Time taken to manage a test case / Total number of test cases. - Test case priority – the priority of a test case.
Formula: Importance of the test case / Total importance of all test cases. - Test case relevance – the relevance of a test case to the system.
Formula: Number of relevant test cases / Total number of test cases. - Test case reproducibility – the ability of a test case to produce consistent results.
Formula: Number of consistent results / Total number of test cases. - Test case scalability – the ability of a test case to scale with the system.
Formula: Time taken to execute a test case at scale / Time taken to execute a test case at a smaller scale. - Test coverage – the extent to which a system or component has been tested.
Formula: (Number of requirements tested / Total number of requirements) * 100 - Test efficiency – the ratio of the number of test cases executed to the time taken to execute them.
Formula: (Number of test cases executed / Time taken to execute them) * 100 - Test execution time – the time taken to execute all the test cases in a test cycle.
Formula: Time taken to execute all test cases / Total number of test cases. - Test failure analysis – the analysis of the cause of a test case failure.
Formula: Number of test case failures analyzed / Total number of test case failures. - Test maintenance cost – the cost of maintaining the test cases over time.
Formula: Total cost of maintaining test cases / Total number of test cases. - Test management cost – the cost of managing the testing process.
Formula: Total cost of managing testing process / Total number of test cases. - Test planning accuracy – the accuracy of the test plan.
Formula: (Number of test cases executed as per plan / Total number of test cases) * 100 - Test planning effectiveness – the ability of the test plan to identify defects.
Formula: (Number of defects identified through the test plan / Total number of defects) * 100 - Test planning efficiency – the time taken to plan the test cases.
Formula: Time taken to plan the test cases / Total number of test cases. - Test planning quality – the quality of the test plan.
Formula: (Number of test cases executed as per plan and met the quality standards / Total number of test cases executed as per plan) * 100 - Test process cycle time – the time taken to complete a test cycle.
Formula: Time taken to complete a test cycle / Total number of test cases. - Test progress – the progress made towards completing the testing process.
Formula: (Number of test cases executed / Total number of test cases) * 100 - Test resource allocation – the allocation of resources to testing.
Formula: (Total time spent on testing / Total time) * 100 - Test result analysis – the analysis of the test results.
Formula: (Number of test results analyzed / Total number of test results) * 100 - Test review effectiveness – the ability of a test review to identify defects.
Formula: (Number of defects identified during a test review / Total number of defects) * 100 - Test review efficiency – the time taken to complete a test review.
Formula: Time taken to complete a test review / Total number of test cases reviewed. - Test review coverage – the percentage of test cases that have been reviewed.
Formula: (Total number of reviewed test cases / Total number of test cases) * 100 - Test schedule adherence – the extent to which the testing process adheres to the schedule.
Formula: (Total number of test cases executed as per schedule / Total number of test cases) * 100 - Test strategy effectiveness – the effectiveness of the testing strategy.
Formula: (Number of defects identified as per the testing strategy / Total number of defects) * 100 - Test strategy efficiency – the time taken to create the testing strategy.
Formula: Time taken to create the testing strategy / Total number of test cases. - Test strategy quality – the quality of the testing strategy.
Formula: (Number of test cases executed as per strategy and met the quality standards / Total number of test cases executed as per strategy) * 100 - Test summary report completeness – the completeness of the test summary report.
Formula: (Number of sections completed in the test summary report / Total number - Test summary report effectiveness – the effectiveness of the test summary report in communicating the testing results.
Formula: (Number of stakeholders who understood the test summary report / Total number of stakeholders) * 100 - Test summary report timeliness – the timeliness of the test summary report.
Formula: (Time taken to create the test summary report / Total time available) * 100 - Test suite quality – the quality of the test suite.
Formula: (Number of test cases executed without any defects / Total number of test cases executed) * 100 - Test suite completeness – the completeness of the test suite.
Formula: (Number of test cases in the test suite / Total number of requirements) * 100 - Test suite maintenance cost – the cost of maintaining the test suite.
Formula: Total cost of maintaining test suite / Total number of test cases. - Test suite stability – the stability of the test suite over time.
Formula: (Number of test cases in the test suite that have remained stable over time / Total number of test cases in the test suite) * 100 - Test suite update frequency – the frequency with which the test suite is updated.
Formula: Number of times the test suite has been updated / Total time. - Test summary report accuracy – the accuracy of the test summary report.
Formula: (Number of test cases executed as per the test summary report / Total number of test cases executed) * 100 - Test tool effectiveness – the effectiveness of the test tools used.
Formula: (Number of defects identified through test tools / Total number of defects) * 100 - Test tool efficiency – the time taken to execute test cases using the test tools.
Formula: (Time taken to execute test cases using test tools / Time taken to execute test cases manually) * 100 - Test traceability – the ability to trace test cases to requirements.
Formula: (Number of test cases traced to requirements / Total number of test cases) * 100 - Test usability – the usability of the testing process and tools.
Formula: (Number of users who found the testing process and tools easy to use / Total number of users) * 100 - Test workload – the workload of the testing team.
Formula: (Total time spent on testing / Total number of testers) * 100 - Test case stability – the stability of the test cases over time.
Formula: (Number of test cases that have remained stable over time / Total number of test cases) * 100 - Test case update frequency – the frequency with which the test cases are updated.
Formula: Number of times the test cases have been updated / Total time. - Test coverage efficiency – the efficiency of the test coverage.
Formula: (Number of requirements tested / Total number of requirements) / Time taken to test each requirement. - Test data accuracy – the accuracy of the test data.
Formula: (Number of test cases executed with accurate test data / Total number of test cases executed) * 100 - Test data completeness – the completeness of the test data.
Formula: (Number of test cases executed with complete test data / Total number of test cases executed) * 100 - Test data consistency – the consistency of the test data.
Formula: (Number of test cases executed with consistent test data / Total number of test cases executed) * 100 - Test data relevance – the relevance of the test data to the requirements.
Formula: (Number of test cases executed with relevant test data / Total number of test cases executed) * 100 - Test data validity – the validity of the test data.
Formula: (Number of test cases executed with valid test data / - Test data validity – the validity of the test data.
Formula: (Number of test cases executed with valid test data / Total number of test cases executed) * 100 - Test environment availability – the availability of the test environment.
Formula: (Time the test environment was available / Total time required for testing) * 100 - Test environment readiness – the readiness of the test environment.
Formula: (Number of test cases executed without any environment-related issues / Total number of test cases executed) * 100 - Test execution effectiveness – the effectiveness of the test execution process.
Formula: (Number of defects identified during test execution / Total number of defects) * 100 - Test execution efficiency – the time taken to execute test cases.
Formula: (Time taken to execute test cases / Total number of test cases) * 100 - Test execution productivity – the productivity of the testing team during test execution.
Formula: (Number of test cases executed per tester per day / Total number of testers) * 100 - Test execution quality – the quality of the test execution process.
Formula: (Number of test cases executed without any defects / Total number of test cases executed) * 100 - Test execution speed – the speed at which the test cases are executed.
Formula: (Total number of test cases executed / Time taken to execute all test cases) * 100 - Test execution timeliness – the timeliness of the test execution process.
Formula: (Time taken to execute all test cases / Total time available for test execution) * 100 - Test status reporting effectiveness – the effectiveness of the test status reporting process.
Formula: (Number of stakeholders who understood the test status report / Total number of stakeholders) * 100 - Test status reporting timeliness – the timeliness of the test status reporting process.
Formula: (Time taken to generate the test status report / Total time available for generating the test status report) * 100