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/*
* should-http
* Copyright(c) 2010-2013 TJ Holowaychuk <tj@vision-media.ca>
* Copyright(c) 2013-2016 Denis Bardadym <bardadymchik@gmail.com>
* MIT Licensed
*/
var contentType = require('content-type');
module.exports = function(should, Assertion) {
var i = should.format;
/**
* Asserts given object has property headers which contain `field` and optional `val`. Will work well with node Request/Response etc.
*
* @name header
* @memberOf Assertion
* @category assertion http
* @module should-http
* @param {string} field Name of field
* @param {string} [val] Optional value of field
* @example
*
* res.should.have.header('content-type', 'application/json');
*/
Assertion.add('header', function(field, val) {
var obj = this.obj;
var assert = should(obj).have.property('headers');
this.params = { operator: 'to have header ' + i(field) + (val !== undefined ? (':' + i(val)) : '') };
if (val != null) {
assert.have.property(field.toLowerCase(), val);
} else {
assert.have.property(field.toLowerCase());
}
});
/**
* Asserts given object has property statusCode which equal to `code`. Works well with node's Response.
*
* @name status
* @memberOf Assertion
* @category assertion http
* @module should-http
* @param {number} code Status code value
* @example
*
* res.should.have.status(200);
*/
Assertion.add('status', function(code) {
var obj = this.obj;
obj.should.have.property('statusCode', code);
});
/**
* Shortcut for .should.header('content-type', 'application/json')
*
* @name json
* @memberOf Assertion
* @category assertion http
* @module should-http
* @example
*
* res.should.be.json();
*/
Assertion.add('json', function() {
this.have.contentType('application/json');
});
/**
* Shortcut for .should.header('content-type', 'text/html')
*
* @name html
* @memberOf Assertion
* @category assertion http
* @module should-http
* @example
*
* res.should.be.html();
*/
Assertion.add('html', function() {
this.have.contentType('text/html');
});
/**
* Shortcut for .should.header('content-type', 'application/xml')
*
* @name xml
* @memberOf Assertion
* @category assertion http
* @module should-http
* @example
*
* res.should.be.xml();
*/
Assertion.add('xml', function() {
this.have.contentType('application/xml');
});
/**
* Check if response have header content-type with given type and charset
*
* @name contentType
* @memberOf Assertion
* @category assertion http
* @module should-http
* @param {string} type
* @param {string} [charset]
*/
Assertion.add('contentType', function(type, charset) {
this.have.header('content-type');
var ct = contentType.parse(this.obj); //changed by previous assertion
should(ct.type).match(type);
if(charset != null) {
should(ct.parameters).have.property('charset').which.match(charset);
}
});
};
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