---
title: XCTPerformanceMetric
framework: xctest
role: symbol
role_heading: Structure
path: xctest/xctperformancemetric
---

# XCTPerformanceMetric

Performance metrics that the test records.

## Declaration

```swift
struct XCTPerformanceMetric
```

## Topics

### Measuring Elapsed Time

- [wallClockTime](xctest/xctperformancemetric/wallclocktime.md)

### Initializing an Item

- [init(_:)](xctest/xctperformancemetric/init(_:).md)
- [init(rawValue:)](xctest/xctperformancemetric/init(rawvalue:).md)

## Relationships

### Conforms To

- [Equatable](swift/equatable.md)
- [Hashable](swift/hashable.md)
- [RawRepresentable](swift/rawrepresentable.md)
- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)

## See Also

### Measuring Performance

- [measure(_:)](xctest/xctestcase/measure(_:).md)
- [measureMetrics(_:automaticallyStartMeasuring:for:)](xctest/xctestcase/measuremetrics(_:automaticallystartmeasuring:for:).md)
- [measure(metrics:block:)](xctest/xctestcase/measure(metrics:block:).md)
- [measure(metrics:options:block:)](xctest/xctestcase/measure(metrics:options:block:).md)
- [measure(options:block:)](xctest/xctestcase/measure(options:block:).md)
- [startMeasuring()](xctest/xctestcase/startmeasuring().md)
- [stopMeasuring()](xctest/xctestcase/stopmeasuring().md)
- [defaultPerformanceMetrics](xctest/xctestcase/defaultperformancemetrics.md)
- [defaultMetrics](xctest/xctestcase/defaultmetrics.md)
- [defaultMeasureOptions](xctest/xctestcase/defaultmeasureoptions.md)