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https://github.com/yargalot/AccessSniff

Automated accessibility testing using HTML_Codesniffer (WCAG and Section508)
https://github.com/yargalot/AccessSniff

a11y accessibility html-codesniffer wcag

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Automated accessibility testing using HTML_Codesniffer (WCAG and Section508)

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# AccessSniff
[![Build Status](https://travis-ci.org/yargalot/AccessSniff.svg?branch=master)](https://travis-ci.org/yargalot/AccessSniff)
[![Build status](https://ci.appveyor.com/api/projects/status/r805fyyn6bpfr57y?svg=true)](https://ci.appveyor.com/project/yargalot/accesssniff)
[![codecov](https://codecov.io/gh/yargalot/AccessSniff/branch/master/graph/badge.svg)](https://codecov.io/gh/yargalot/AccessSniff)

A CLI, JsDom and PhantomJs library for HTML_CodeSniffer

- [Gulp plugin](https://github.com/yargalot/gulp-accessibility)
- [Grunt plugin](https://github.com/yargalot/grunt-accessibility)

![Example Image](img/example.png)

## Getting Started
Install this plugin with `npm install access-sniff --save`

### ES5
```js
var AccessSniff = require('access-sniff');

AccessSniff
.default(['**/*.html'], options)
.then(function(report) {
AccessSniff.report(report, reportOptions);
});
```

### ES6
```js
import AccessSniff, { reports as AccessReports } from 'access-sniff';

AccessSniff(['**/*.html'], options)
.then(report => AccessReports(report, reportOptions));
```

### CLI
```
npm install access-sniff -g
sniff test/**/*.html -r json -l reports
```

AccessSniff can test both locally hosted files and websites.

```
sniff http://statamic.com/ -r json -l reports
```

## Options
You can pass the following options

### Accessibility Level

`accessibilityLevel` is a string

```js
options: {
accessibilityLevel: 'WCAG2A'
}
```

Levels are `WCAG2A`, `WCAG2AA`, `WCAG2AAA`, and `Section508`

### Accessibilityrc

You can create an .accessibilityrc file in your project to set options:

```json
{
"ignore": [
"WCAG2A.Principle2.Guideline2_4.2_4_2.H25.1.NoTitleEl",
"WCAG2A.Principle3.Guideline3_1.3_1_1.H57.2"
]
}
```

### Ignore

`ignore` is an array

You can ignore rules by placing them in an array outlined below.

```js
options: {
ignore: [
'WCAG2A.Principle2.Guideline2_4.2_4_2.H25.1.NoTitleEl'
'WCAG2A.Principle3.Guideline3_1.3_1_1.H57.2'
]
}
```

Rules will also match to remove and entire set.

`WCAG2A.Principle2.Guideline2_4.2_4_2.H25.1` will ignore `WCAG2A.Principle2.Guideline2_4.2_4_2.H25.1.NoTitleEl`

### Verbose output

`verbose` is a boolean

```js
options: {
verbose: false
}
```

Output messages to console, set to true by default

### Force

`force` is a boolean, defaults to `false`

```js
options: {
force: true
}
```

Continue running in the event of failures.
You can catch failures from the promise as below:
```js
AccessSniff(['**/*.html'], options)
.then(report => AccessReports(report, reportOptions));
.catch(error => console.error(error))
```

### Browser

`browser` is a boolean, defaults to `false`

```js
options: {
browser: false
}
```

AccessSniff uses jsDom as the default, setting this to true will use PhantomJs instead

### maxBuffer

`maxBuffer` is a number, defaults to `500*1024`

In certain situations you might have to increase the memory allocated to render a page.

```js
options: {
maxBuffer: 500*1024
}
```

## Reports
You can pass the following options to the report generator

#### Notes
- Reports are now generated from the returned json to the report module
- Report location is required to write a report
- Reports return the content from the report

### Modular Reporting
You can use the inbuilt system or create your own
```js
AccessSniff.report(report, reportOptions)
```

### Report Type

`reportType` is a string
```js
options: {
reportType: 'json'
}
```

Text, CSV or JSON format output

- `txt` will output text files
- `json` will output .json files
- `csv` will output csv

### Report Location

`reportLocation` is a string

```js
options: {
reportLocation: 'reports'
}
```

Set the value to where you want reports created

### Report Levels

`reportLevels` is an object

```js
options: {
reportLevels: {
notice: true,
warning: true,
error: true
}
}
```

Set a value to `false` to limit output

## CLI
You can use the CLI component by installing it globally with `npm install -g access-sniff`

```cmd
sniff test/**/*.html -r json -l reports
sniff test/**/*.html -r csv -l reports
sniff test/**/*.html -r txt -l reports
```

### Options

#### Report Type
`-r` or `-reportType`

txt, csv, json.

#### Report Location
`-r` or `-reportLocation`

#### Force
`-f` or `-force`

#### Quiet
`-q` or `-quiet`