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#--
# Amazon Web Services EC2 Query API Ruby library
#
# Ruby Gem Name:: amazon-ec2
# Author:: Glenn Rempe (mailto:glenn@rempe.us)
# Copyright:: Copyright (c) 2007-2008 Glenn Rempe
# License:: Distributes under the same terms as Ruby
# Home:: http://github.com/grempe/amazon-ec2/tree/master
#++
require File.dirname(__FILE__) + '/test_helper.rb'
context "An EC2 spot instances request " do
before do
@ec2 = AWS::EC2::Base.new( :access_key_id => "not a key", :secret_access_key => "not a secret" )
@create_spot_instances_request_response_body = <<-RESPONSE
<RequestSpotInstancesResponse xmlns="http://ec2.amazonaws.com/doc/2009-11-30/">
<spotInstanceRequestSet>
<item>
<spotInstanceRequestId>sir-f102a405</spotInstanceRequestId>
<spotPrice>0.50</spotPrice>
<type>one-time</type>
<state>open</state>
<fault/>
<validFrom/>
<validUntil/>
<launchGroup/>
<availabilityZoneGroup>MyAzGroup</availabilityZoneGroup>
<launchSpecification>
<imageId> i-43a4412a</imageId>
<keyName>MyKeypair</keyName>
<groupSet>websrv</groupSet>
<instanceType>m1.small</instanceType>
</launchSpecification>
<instanceId>i-123345678</instanceId>
<createTime>2009-10-19T00:00:00+0000</createTime>
<productDescription/>
</item>
</spotInstanceRequestSet>
</RequestSpotInstancesResponse>
RESPONSE
@describe_spot_instance_requests_response_body = <<-RESPONSE
<DescribeSpotInstanceRequestsResponse xmlns="http://ec2.amazonaws.com/doc/2009-11-30/">
<spotInstanceRequestSet>
<item>
<spotInstanceRequestId>sir-e95fae02</spotInstanceRequestId>
<spotPrice>0.01</spotPrice>
<type>one-time</type>
<state>open</state>
<createTime>2009-12-04T22:51:14.000Z</createTime>
<productDescription>Linux/UNIX</productDescription>
<launchSpecification>
<imageId>ami-235fba4a</imageId>
<groupSet>
<item>
<groupId>default</groupId>
</item>
</groupSet>
<instanceType>m1.small</instanceType>
<blockDeviceMapping/>
<monitoring>
<enabled>false</enabled>
</monitoring>
</launchSpecification>
<instanceId>i-2fd4ca67</instanceId>
</item>
<item>
<spotInstanceRequestId>sir-e95fae03</spotInstanceRequestId>
<spotPrice>0.10</spotPrice>
<type>persistent</type>
<state>open</state>
<createTime>2009-12-04T22:51:14.000Z</createTime>
<productDescription>Linux/UNIX</productDescription>
<launchSpecification>
<imageId>ami-235fba4a</imageId>
<groupSet>
<item>
<groupId>default</groupId>
</item>
</groupSet>
<instanceType>m1.medium</instanceType>
<blockDeviceMapping/>
<monitoring>
<enabled>false</enabled>
</monitoring>
</launchSpecification>
<instanceId>i-2fd4ca90</instanceId>
</item>
</spotInstanceRequestSet>
</DescribeSpotInstanceRequestsResponse>
RESPONSE
@cancel_spot_instance_requests_response_body = <<-RESPONSE
<CancelSpotInstanceRequestsResponse xmlns="http://ec2.amazonaws.com/doc/2009-11-30/">
<requestId>59dbff89-35bd-4eac-99ed-be587ed81825</requestId>
<spotInstanceRequestSet>
<item>
<spotInstanceRequestId>sir-e95fae02</spotInstanceRequestId>
<state>cancelled</state>
</item>
</spotInstanceRequestSet>
</CancelSpotInstanceRequestsResponse>
RESPONSE
end
specify "should be able to be requested with various instance sizes" do
["t1.micro", "m1.small", "m1.large", "m1.xlarge", "m2.xlarge", "c1.medium", "c1.xlarge", "m2.2xlarge", "m2.4xlarge", "cc1.4xlarge"].each do |type|
@ec2.stubs(:make_request).with('RequestSpotInstances', {"SpotPrice"=>"0.50", 'LaunchSpecification.InstanceType' => type, 'LaunchSpecification.ImageId' => 'ami-60a54009', "InstanceCount"=>"1"}).
returns stub(:body => @create_spot_instances_request_response_body, :is_a? => true)
lambda { @ec2.request_spot_instances( :image_id => "ami-60a54009", :instance_type => type, :spot_price => '0.50' ) }.should.not.raise(AWS::ArgumentError)
end
end
specify "should raise an exception with a bad instance type" do
lambda { @ec2.request_spot_instances({"SpotPrice"=>"0.50", 'LaunchSpecification.InstanceType' => 'm1.notarealsize', "InstanceCount"=>"1"}) }.should.raise(AWS::ArgumentError)
end
specify "should be able to be created" do
@ec2.stubs(:make_request).with('RequestSpotInstances', {"SpotPrice"=>"0.50", 'LaunchSpecification.InstanceType' => 'm1.small', "InstanceCount"=>"1"}).
returns stub(:body => @create_spot_instances_request_response_body, :is_a? => true)
@ec2.request_spot_instances(:spot_price => "0.50").should.be.an.instance_of Hash
@ec2.request_spot_instances(:spot_price => "0.50").spotInstanceRequestSet.item[0].spotInstanceRequestId.should.equal "sir-f102a405"
end
specify "method create_spot_instances_request should raise an exception when called with nil/empty string arguments" do
lambda { @ec2.request_spot_instances() }.should.raise(AWS::ArgumentError)
lambda { @ec2.request_spot_instances(:spot_price => "") }.should.raise(AWS::ArgumentError)
lambda { @ec2.request_spot_instances(:spot_price => nil) }.should.raise(AWS::ArgumentError)
end
specify "should be able to be described and return the correct Ruby response class for parent and members" do
@ec2.stubs(:make_request).with('DescribeSpotInstanceRequests', {}).
returns stub(:body => @describe_spot_instance_requests_response_body, :is_a? => true)
@ec2.describe_spot_instance_requests.should.be.an.instance_of Hash
response = @ec2.describe_spot_instance_requests
response.should.be.an.instance_of Hash
end
specify "should be able to be described with no params and return a spotInstanceRequestSet" do
@ec2.stubs(:make_request).with('DescribeSpotInstanceRequests', {}).
returns stub(:body => @describe_spot_instance_requests_response_body, :is_a? => true)
@ec2.describe_spot_instance_requests.spotInstanceRequestSet.item.length.should.equal 2
end
specify "should be able to be described by an Array of SpotInstanceRequestId.N ID's and return an array of Items" do
@ec2.stubs(:make_request).with('DescribeSpotInstanceRequests', {"SpotInstanceRequestId.1"=>"sir-e95fae02", "SpotInstanceRequestId.2"=>"sir-e95fae03"}).
returns stub(:body => @describe_spot_instance_requests_response_body, :is_a? => true)
@ec2.describe_spot_instance_requests( :spot_instance_request_id => ["sir-e95fae02", "sir-e95fae03"] ).spotInstanceRequestSet.item.length.should.equal 2
response = @ec2.describe_spot_instance_requests( :spot_instance_request_id => ["sir-e95fae02", "sir-e95fae03"] )
# test first 'Item' object returned
response.spotInstanceRequestSet.item[0].spotInstanceRequestId.should.equal "sir-e95fae02"
response.spotInstanceRequestSet.item[0].spotPrice.should.equal "0.01"
response.spotInstanceRequestSet.item[0].type.should.equal "one-time"
response.spotInstanceRequestSet.item[0].state.should.equal "open"
response.spotInstanceRequestSet.item[0].createTime.should.equal "2009-12-04T22:51:14.000Z"
response.spotInstanceRequestSet.item[0].productDescription.should.equal "Linux/UNIX"
response.spotInstanceRequestSet.item[0].launchSpecification.imageId.should.equal "ami-235fba4a"
response.spotInstanceRequestSet.item[0].launchSpecification.instanceType.should.equal "m1.small"
response.spotInstanceRequestSet.item[0].instanceId.should.equal "i-2fd4ca67"
# test second 'Item' object returned
response.spotInstanceRequestSet.item[1].spotInstanceRequestId.should.equal "sir-e95fae03"
response.spotInstanceRequestSet.item[1].spotPrice.should.equal "0.10"
response.spotInstanceRequestSet.item[1].type.should.equal "persistent"
response.spotInstanceRequestSet.item[1].state.should.equal "open"
response.spotInstanceRequestSet.item[1].createTime.should.equal "2009-12-04T22:51:14.000Z"
response.spotInstanceRequestSet.item[1].productDescription.should.equal "Linux/UNIX"
response.spotInstanceRequestSet.item[1].launchSpecification.imageId.should.equal "ami-235fba4a"
response.spotInstanceRequestSet.item[1].launchSpecification.instanceType.should.equal "m1.medium"
response.spotInstanceRequestSet.item[1].instanceId.should.equal "i-2fd4ca90"
end
specify "should be able to be destroyed" do
@ec2.stubs(:make_request).with('CancelSpotInstanceRequests', {"SpotInstanceRequestId.1"=>"sir-e95fae02"}).
returns stub(:body => @cancel_spot_instance_requests_response_body, :is_a? => true)
@ec2.cancel_spot_instance_requests(:spot_instance_request_id => "sir-e95fae02" ).should.be.an.instance_of Hash
@ec2.cancel_spot_instance_requests(:spot_instance_request_id => "sir-e95fae02" ).spotInstanceRequestSet.item[0].state.should.equal "cancelled"
end
end
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