---
title: "assertXPositionInRootIsEqualTo"
description: "Asserts that the layout of this node has the x position in the root composable that is equal to the given position."
type: "function"
lastmod: "2026-06-18T10:32:52.434510Z"
---
## API Reference

### assertXPositionInRootIsEqualTo

> Source set: Android

```kotlin
@CanIgnoreReturnValue
public fun SubspaceSemanticsNodeInteraction.assertXPositionInRootIsEqualTo(
    expectedX: Dp
): SubspaceSemanticsNodeInteraction
```

Asserts that the layout of this node has the x position in the root composable that is equal to
the given position.

#### Parameters

| | |
| --- | --- |
| expectedX | The x position to assert. |