# Source: https://docs.datadoghq.com/security/code_security/static_analysis/static_analysis_rules/csharp-best-practices/no-sleep-in-tests.md

---
title: Avoid Thread.sleep in tests
description: Datadog, the leading service for cloud-scale monitoring.
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  Docs > Datadog Security > Code Security > Static Code Analysis (SAST) > SAST
  Rules > Avoid Thread.sleep in tests
---

# Avoid Thread.sleep in tests

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## Metadata{% #metadata %}

**ID:** `csharp-best-practices/no-sleep-in-tests`

**Language:** C#

**Severity:** Notice

**Category:** Best Practices

## Description{% #description %}

Avoid sleeping in tests. It blocks the test execution and leads to unpredictable results.

## Non-Compliant Code Examples{% #non-compliant-code-examples %}

```csharp
class MyClass {
    [TestMethod]
    public void TestMyMethod()
    {
        Thread.Sleep(500);
    }
}
```

## Compliant Code Examples{% #compliant-code-examples %}

```csharp
class MyClass {
    [TestMethod]
    public void TestMyMethod()
    {
        // statements
    }
}
```
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