Note
Access to this page requires authorization. You can try signing in or changing directories.
Access to this page requires authorization. You can try changing directories.
The Device Fundamental Coverage tests monitor and report on the various I/O request packets (IRPs) that enter or leave a driver stack for specified devices. The data from the Coverage tests can help identify coverage weaknesses during driver test and verification.
Coverage tests
| Test | Description |
|---|---|
Clear IRP coverage data |
Clears the IRP coverage data. Test binary: DriverCoverageClearCoverageData.dll Test method: ClearCoverageData Parameters: None |
Disable IRP coverage data collection |
Disables the IRP coverage data collection for device specified by the DQ parameter. Test binary: DriverCoverageDisableSupport.dll Test method: DisableCoverageDataCollection Parameters: DQ - see Device Fundamentals Test Parameters |
Display collected IRP coverage data. |
Displays the IRP coverage data collected up to this point for all devices. Test binary: DriverCoverageDisplayCoverage.dll Test method: DisplayCoverageData Parameters: None |
Display IRP coverage enabled devices |
Displays the devices that currently have IRP coverage data collection enabled for them. Test binary: DriverCoverageDisplayEnabledDevices.dll Test method: DisplayEnabledDevices Parameters: None |
Enable IRP coverage data collection |
Enables IRP coverage data collection for the device specified by the DQ parameter. Test binary: DriverCoverageEnableSupport.dll Test method: EnableCoverageDataCollection Parameters: None DQ - see Device Fundamentals Test Parameters |
About the Coverage tests
The Device Fundamentals coverage tests are based upon the Driver Coverage Toolkit, which was previously available as stand-alone tool in the WDK.
Related topics
How to How to test a driver at runtime using Visual Studio
How to select and configure the Device Fundamentals tests
How to select and configure the Device Fundamentals tests