---
id: ranges
title: Range Matchers
slug: range-matchers.html
sidebar_label: Ranges
---

This page describes the rich assertions (matchers) that are available for [ClosedRange](https://kotlinlang.org/docs/ranges.html) and [OpenEndRange](https://kotlinlang.org/docs/ranges.html) types.


| Ranges                       |                                                                                           |
|------------------------------|-------------------------------------------------------------------------------------------|
| `value.shouldBeIn(range)`    | Asserts that an object is contained in range, checking by value and not by reference.     |
| `value.shouldNotBeIn(range)` | Asserts that an object is not contained in range, checking by value and not by reference. |
