5.1.5 Test Case Prioritization Flashcards
Once the test cases and test procedures are specified and assembled into test suites, these test suites can be “ “ in a t… that defines the order in which they are to …
arranged
test execution schedule
be run.
When prioritizing test cases, different “ “ can be taken into “ “.
factors
account.
The most commonly used test case prioritization strategies are as follows:
- ri…
- c…
- re…
- risk-based prioritization
- coverage-based prioritization
- requirements-based prioritization
Risk-based prioritization
Where the order of test execution is based on the r…
results of risk analysis.
Risk-based prioritization
Test cases covering the most important risks …
are executed first.
Coverage-based prioritization
Where the order of test execution is b… (e.g. s…
based on coverage
statement coverage).
Coverage-based prioritization
Test cases achieving the highest coverage are …
executed first.
Coverage-based prioritization
In another variant, called additional coverage prioritization, the test case achieving the highest … each subsequent test case is the one that …
coverage is executed first;
achieved the highest additional coverage.
Requirements-based prioritization
Where the order of test execution is based on the priorities of the “ “ traced back to the c…
requirements
corresponding test cases.
Requirements-based prioritization
Requirement priorities are d…
defined by stakeholders.
Requirements-based prioritization
Test cases related to the most important requirements …
are executed first.
Ideally, test cases would be ordered to run based on their priority levels, using for example, one of the a…
above-mentioned prioritization strategies.
However, this practice may not work if the test cases or the feature being tested have “ “.
dependencies.
If a test case with a higher priority is dependent on a test case with a lower priority, the …
lower priority test case must be executed first.
The order of test execution must also take into account the av…
availability of resources.
Example: the required test tools, test environment or people that may only be “a…” for a s…
available
specific time window.
