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rest_xml_client.spec.coffee
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rest_xml_client.spec.coffee
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# Copyright 2011-2012 Amazon.com, Inc. or its affiliates. All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"). You
# may not use this file except in compliance with the License. A copy of
# the License is located at
#
# http://aws.amazon.com/apache2.0/
#
# or in the "license" file accompanying this file. This file is
# distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF
# ANY KIND, either express or implied. See the License for the specific
# language governing permissions and limitations under the License.
helpers = require('../helpers'); AWS = helpers.AWS
require('../../lib/rest_xml_client')
describe 'AWS.RESTXMLClient', ->
xmlns = 'http://mockservice.com/xmlns'
operation = null
MockRESTXMLClient = AWS.util.inherit AWS.RESTXMLClient,
constructor: (config) ->
this.serviceName = 'mockservice'
AWS.RESTXMLClient.call(this, config)
beforeEach ->
MockRESTXMLClient.prototype.api =
xmlNamespace: xmlns
operations:
sampleOperation:
m: 'POST' # http method
u: '/' # uri
i: null # no params
o: null # no ouputs
AWS.Client.defineMethods(MockRESTXMLClient)
operation = MockRESTXMLClient.prototype.api.operations.sampleOperation
svc = new MockRESTXMLClient()
it 'defines a method for each api operation', ->
expect(typeof svc.sampleOperation).toEqual('function')
describe 'buildRequest', ->
buildRequest = (params) ->
svc.buildRequest('sampleOperation', params)
describe 'empty bodies', ->
it 'defaults body to null when there are no inputs', ->
operation.i = null
expect(buildRequest().body).toEqual(null)
it 'defaults body to null when all inputs are uri or header values', ->
operation.u = '/{Bucket}'
operation.i = {m:{Bucket:{l:'uri',r:1},ACL:{n:'x-amz-acl',l:'header'}}}
params = { Bucket:'abc', ACL:'canned-acl' }
req = buildRequest(params)
expect(req.body).toEqual(null)
expect(req.path).toEqual('/abc')
expect(req.headers['x-amz-acl']).toEqual('canned-acl')
it 'includes Content-Length header if body is empty', ->
operation.i = null
req = buildRequest()
expect(req.body).toEqual(null)
expect(req.headers['Content-Length']).toEqual(0)
describe 'string bodies', ->
it 'populates the body with string types directly', ->
operation.u = '/{Bucket}'
operation.i = {m:{Bucket:{l:'uri',r:1},Data:{t:'s',l:'body'}}}
params = { Bucket: 'bucket-name', Data: 'abc' }
expect(buildRequest(params).body).toEqual('abc')
describe 'xml bodies', ->
it 'populates the body with XML from the params w/out a location', ->
operation.u = '/{Bucket}?next-marker={Marker}&limit={Limit}'
operation.i =
n: 'ComplexRequest', # the root xml element name
m:
Bucket: # uri path param
t: 's'
l: 'uri'
r: 1
Marker: # uri querystring param
t: 's'
l: 'uri'
Limit: # uri querystring integer param
t: 'i'
l: 'uri'
ACL: # header string param
t: 's'
l: 'header'
n: 'x-amz-acl'
Metadata: # header map param
t: 'm'
l: 'header'
n: 'x-amz-meta-'
Config: # structure of mixed tpyes
t: 'o'
r: 1
m:
Abc: {} # string
Locations: # array of strings
t: 'a'
m:
t: 's'
n: 'Location'
Data: # array of structures
t: 'a'
m:
t: 'o'
m:
Foo: {}
Bar: {}
Enabled: # boolean
t: 'b'
params = {
Enabled: true
ACL: 'canned-acl'
Config:
Abc: 'abc'
Locations: ['a', 'b', 'c']
Data: [
{ Foo:'foo1', Bar:'bar1' },
{ Foo:'foo2', Bar:'bar2' },
]
Bucket: 'bucket-name'
Marker: 'marker'
Limit: 123
Metadata:
abc: 'xyz'
mno: 'hjk'
}
xml = """
<ComplexRequest xmlns="http://mockservice.com/xmlns">
<Config>
<Abc>abc</Abc>
<Locations>
<Location>a</Location>
<Location>b</Location>
<Location>c</Location>
</Locations>
<Data>
<member>
<Foo>foo1</Foo>
<Bar>bar1</Bar>
</member>
<member>
<Foo>foo2</Foo>
<Bar>bar2</Bar>
</member>
</Data>
</Config>
<Enabled>true</Enabled>
</ComplexRequest>
"""
req = buildRequest(params)
expect(req.method).toEqual('POST')
expect(req.path).toEqual('/bucket-name?next-marker=marker&limit=123')
expect(req.headers['x-amz-acl']).toEqual('canned-acl')
expect(req.headers['x-amz-meta-abc']).toEqual('xyz')
expect(req.headers['x-amz-meta-mno']).toEqual('hjk')
helpers.matchXML(req.body, xml)
it 'omits the body xml when body params are not present', ->
operation.u = '/{Bucket}'
operation.i = {n:'CreateBucketConfig', m:{Bucket:{l:'uri',r:1},Config:{}}}
params = { Bucket:'abc' } # omitting Config purposefully
req = buildRequest(params)
expect(req.body).toEqual(null)
expect(req.path).toEqual('/abc')
describe 'parseResponse', ->
resp = null
beforeEach ->
resp = new AWS.HttpResponse()
parse = (callback) ->
svc.parseResponse resp, 'sampleOperation', (error,data) ->
callback.call(this, error, data)
describe 'with data', ->
extractData = (resp) ->
svc.extractData(resp, 'sampleOperation')
it 'parses the xml body', ->
operation.o = {Foo:{},Bar:{t:'a',m:{n:'Item'}}}
resp = new AWS.HttpResponse()
resp.status = 200
resp.body = """
<xml>
<Foo>foo</Foo>
<Bar>
<Item>a</Item>
<Item>b</Item>
<Item>c</Item>
</Bar>
</xml>
"""
expect(extractData(resp)).toEqual({Foo:'foo', Bar:['a', 'b', 'c']})
describe 'with error', ->
beforeEach ->
resp.statusCode = 400
resp.body = """
<Error>
<Code>InvalidArgument</Code>
<Message>Provided param is bad</Message>
</Error>
"""
it 'extracts the error code', ->
parse (error, data) ->
expect(error instanceof Error).toBeTruthy()
expect(error.code).toEqual('InvalidArgument')
expect(data).toEqual(null)
it 'extracts the error message', ->
parse (error, data) ->
expect(error instanceof Error).toBeTruthy()
expect(error.message).toEqual('Provided param is bad')
expect(data).toEqual(null)
it 'returns an empty error when the body is blank', ->
resp.body = ''
parse (error, data) ->
expect(error instanceof Error).toBeTruthy()
expect(error.code).toEqual(400)
expect(error.message).toEqual(null)
expect(data).toEqual(null)