/
mock_test.go
212 lines (169 loc) · 6.69 KB
/
mock_test.go
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package autospotting
import (
"reflect"
"strings"
"testing"
"github.com/aws/aws-sdk-go/aws"
"github.com/aws/aws-sdk-go/service/autoscaling"
"github.com/aws/aws-sdk-go/service/autoscaling/autoscalingiface"
"github.com/aws/aws-sdk-go/service/cloudformation"
"github.com/aws/aws-sdk-go/service/cloudformation/cloudformationiface"
"github.com/aws/aws-sdk-go/service/ec2"
"github.com/aws/aws-sdk-go/service/ec2/ec2iface"
)
func CheckErrors(t *testing.T, err error, expected error) {
if err != nil && expected != nil && !reflect.DeepEqual(err, expected) {
t.Errorf("Error received: '%v' expected '%v'",
err.Error(), expected.Error())
}
}
// All fields are composed of the abbreviation of their method
// This is useful when methods are doing multiple calls to AWS API
type mockEC2 struct {
ec2iface.EC2API
// Describe Spot Price History
dspho *ec2.DescribeSpotPriceHistoryOutput
dspherr error
// DescribeInstancesOutput
dio *ec2.DescribeInstancesOutput
// DescribeInstancesPages error
diperr error
// DescribeInstanceAttribute
diao *ec2.DescribeInstanceAttributeOutput
diaerr error
// Terminate Instance
tio *ec2.TerminateInstancesOutput
tierr error
// Describe Regions
dro *ec2.DescribeRegionsOutput
drerr error
// Delete Tags
dto *ec2.DeleteTagsOutput
dterr error
// DescribeLaunchTemplateVersionsOutput
dltvo *ec2.DescribeLaunchTemplateVersionsOutput
dltverr error
}
func (m mockEC2) DescribeSpotPriceHistory(in *ec2.DescribeSpotPriceHistoryInput) (*ec2.DescribeSpotPriceHistoryOutput, error) {
return m.dspho, m.dspherr
}
func (m mockEC2) DescribeInstancesPages(in *ec2.DescribeInstancesInput, f func(*ec2.DescribeInstancesOutput, bool) bool) error {
f(m.dio, true)
return nil
}
func (m mockEC2) DescribeInstanceAttribute(in *ec2.DescribeInstanceAttributeInput) (*ec2.DescribeInstanceAttributeOutput, error) {
return m.diao, m.diaerr
}
func (m mockEC2) TerminateInstances(*ec2.TerminateInstancesInput) (*ec2.TerminateInstancesOutput, error) {
return m.tio, m.tierr
}
func (m mockEC2) DescribeRegions(*ec2.DescribeRegionsInput) (*ec2.DescribeRegionsOutput, error) {
return m.dro, m.drerr
}
func (m mockEC2) DeleteTags(*ec2.DeleteTagsInput) (*ec2.DeleteTagsOutput, error) {
return m.dto, m.dterr
}
func (m mockEC2) DescribeLaunchTemplateVersions(*ec2.DescribeLaunchTemplateVersionsInput) (*ec2.DescribeLaunchTemplateVersionsOutput, error) {
return m.dltvo, m.dltverr
}
// For testing we "convert" the SecurityGroupIDs/SecurityGroupNames by
// prefixing the original name/id with "sg-" if not present already. We
// also fill up the rest of the string to the length of a typical ID with
// characters taken from the string "deadbeef"
func (m mockEC2) DescribeSecurityGroups(input *ec2.DescribeSecurityGroupsInput) (*ec2.DescribeSecurityGroupsOutput, error) {
var groups []*ec2.SecurityGroup
// we use this string to fill the length of an SecurityGroup name to an
// ID if the name is too short to be a correct ID
const testFillStringID = "deadbeef"
// "sg-" + 8 hex characters
const testLengthIDString = 11
for _, groupName := range input.GroupNames {
newgroup := *groupName
if !strings.HasPrefix(*groupName, "sg-") {
newgroup = "sg-" + *groupName
}
// a SecurityGroupID is supposed to have a length of 11
// characters. We fill up the missing characters to indicate that this is
// now an ID and that it was treated as a name before
lenng := len(newgroup)
if lenng < testLengthIDString {
needed := testLengthIDString - lenng
newgroup = newgroup + testFillStringID[:needed]
}
groups = append(groups, &ec2.SecurityGroup{GroupId: &newgroup})
}
for _, groupID := range input.GroupIds {
groups = append(groups, &ec2.SecurityGroup{GroupId: aws.String(*groupID)})
}
return &ec2.DescribeSecurityGroupsOutput{SecurityGroups: groups}, nil
}
// All fields are composed of the abbreviation of their method
// This is useful when methods are doing multiple calls to AWS API
type mockASG struct {
autoscalingiface.AutoScalingAPI
// Detach Instances
dio *autoscaling.DetachInstancesOutput
dierr error
// Terminate Instances
tiiasgo *autoscaling.TerminateInstanceInAutoScalingGroupOutput
tiiasgerr error
// Attach Instances
aio *autoscaling.AttachInstancesOutput
aierr error
// Describe Launch Config
dlco *autoscaling.DescribeLaunchConfigurationsOutput
dlcerr error
// Update AutoScaling Group
uasgo *autoscaling.UpdateAutoScalingGroupOutput
uasgerr error
// Describe Tags
dto *autoscaling.DescribeTagsOutput
// Describe AutoScaling Group
dasgo *autoscaling.DescribeAutoScalingGroupsOutput
// Describe AutoScalingInstances
dasio *autoscaling.DescribeAutoScalingInstancesOutput
dasierr error
// DescribeLifecycleHooks
dlho *autoscaling.DescribeLifecycleHooksOutput
dlherr error
}
func (m mockASG) DetachInstances(*autoscaling.DetachInstancesInput) (*autoscaling.DetachInstancesOutput, error) {
return m.dio, m.dierr
}
func (m mockASG) TerminateInstanceInAutoScalingGroup(*autoscaling.TerminateInstanceInAutoScalingGroupInput) (*autoscaling.TerminateInstanceInAutoScalingGroupOutput, error) {
return m.tiiasgo, m.tiiasgerr
}
func (m mockASG) AttachInstances(*autoscaling.AttachInstancesInput) (*autoscaling.AttachInstancesOutput, error) {
return m.aio, m.aierr
}
func (m mockASG) DescribeLaunchConfigurations(*autoscaling.DescribeLaunchConfigurationsInput) (*autoscaling.DescribeLaunchConfigurationsOutput, error) {
return m.dlco, m.dlcerr
}
func (m mockASG) UpdateAutoScalingGroup(*autoscaling.UpdateAutoScalingGroupInput) (*autoscaling.UpdateAutoScalingGroupOutput, error) {
return m.uasgo, m.uasgerr
}
func (m mockASG) DescribeTagsPages(input *autoscaling.DescribeTagsInput, function func(*autoscaling.DescribeTagsOutput, bool) bool) error {
function(m.dto, true)
return nil
}
func (m mockASG) DescribeAutoScalingGroupsPages(input *autoscaling.DescribeAutoScalingGroupsInput, function func(*autoscaling.DescribeAutoScalingGroupsOutput, bool) bool) error {
function(m.dasgo, true)
return nil
}
func (m mockASG) DescribeAutoScalingInstances(inout *autoscaling.DescribeAutoScalingInstancesInput) (*autoscaling.DescribeAutoScalingInstancesOutput, error) {
return m.dasio, m.dasierr
}
func (m mockASG) DescribeLifecycleHooks(*autoscaling.DescribeLifecycleHooksInput) (*autoscaling.DescribeLifecycleHooksOutput, error) {
return m.dlho, m.dlherr
}
// All fields are composed of the abbreviation of their method
// This is useful when methods are doing multiple calls to AWS API
type mockCloudFormation struct {
cloudformationiface.CloudFormationAPI
// DescribeStacks
dso *cloudformation.DescribeStacksOutput
dserr error
}
func (m mockCloudFormation) DescribeStacks(*cloudformation.DescribeStacksInput) (*cloudformation.DescribeStacksOutput, error) {
return m.dso, m.dserr
}