---
id: FileSystem
title: FileSystem
---

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## FileSystem

**Extends Helper**

Helper for testing filesystem.
Can be easily used to check file structures:

```js
I.amInPath('test');
I.seeFile('codecept.json');
I.seeInThisFile('FileSystem');
I.dontSeeInThisFile("WebDriverIO");
```

## Methods

### amInPath

Enters a directory In local filesystem.
Starts from a current directory

#### Parameters

-   `openPath` **[string][1]** 

### dontSeeFileContentsEqual

Checks that contents of file found by `seeFile` doesn't equal to text.

#### Parameters

-   `text` **[string][1]** 
-   `encoding` **[string][1]** 

### dontSeeInThisFile

Checks that file found by `seeFile` doesn't include text.

#### Parameters

-   `text` **[string][1]** 
-   `encoding` **[string][1]** 

### seeFile

Checks that file exists

#### Parameters

-   `name` **[string][1]** 

### seeFileContentsEqual

Checks that contents of file found by `seeFile` equal to text.

#### Parameters

-   `text` **[string][1]** 
-   `encoding` **[string][1]** 

### seeInThisFile

Checks that file found by `seeFile` includes a text.

#### Parameters

-   `text` **[string][1]** 
-   `encoding` **[string][1]** 

### writeToFile

Writes test to file

#### Parameters

-   `name` **[string][1]** 
-   `text` **[string][1]** 

[1]: https://developer.mozilla.org/docs/Web/JavaScript/Reference/Global_Objects/String