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package resourcetest
// maybe this could eventually be a resourcedsl package, but resource construction rules aren't that strict here yet
import (
"testing"
"github.com/mesos/mesos-go/api/v1/lib"
)
// Opt is a functional resource modifier
type Opt func(*mesos.Resource)
func Resource(opt ...Opt) (r mesos.Resource) {
if len(opt) == 0 {
return
}
for _, f := range opt {
f(&r)
}
return
}
func Name(x string) Opt { return func(r *mesos.Resource) { r.Name = x } }
func Role(x string) Opt { return func(r *mesos.Resource) { r.Role = &x } }
func Revocable() Opt {
return func(r *mesos.Resource) { r.Revocable = &mesos.Resource_RevocableInfo{} }
}
func ValueScalar(x float64) Opt {
return func(r *mesos.Resource) {
r.Type = mesos.SCALAR.Enum()
r.Scalar = &mesos.Value_Scalar{Value: x}
}
}
func ValueSet(x ...string) Opt {
return func(r *mesos.Resource) {
r.Type = mesos.SET.Enum()
r.Set = &mesos.Value_Set{Item: x}
}
}
type RangeOpt func(*mesos.Ranges)
// Span naively appends a range to a Ranges collection ("range" is a keyword, so I called this func "Span")
func Span(bp, ep uint64) RangeOpt {
return func(rs *mesos.Ranges) {
*rs = append(*rs, mesos.Value_Range{Begin: bp, End: ep})
}
}
func ValueRange(p ...RangeOpt) Opt {
return func(r *mesos.Resource) {
rs := mesos.Ranges(nil)
for _, f := range p {
f(&rs)
}
r.Type = mesos.RANGES.Enum()
r.Ranges = r.Ranges.Add(&mesos.Value_Ranges{Range: rs})
}
}
func Resources(r ...mesos.Resource) (result mesos.Resources) {
return result.Add(r...)
}
func Reservation(ri *mesos.Resource_ReservationInfo) Opt {
return func(r *mesos.Resource) {
r.Reservation = ri
}
}
func Disk(persistenceID, containerPath string) Opt {
return func(r *mesos.Resource) {
r.Disk = &mesos.Resource_DiskInfo{}
if containerPath != "" {
r.Disk.Volume = &mesos.Volume{ContainerPath: containerPath}
}
if persistenceID != "" {
r.Disk.Persistence = &mesos.Resource_DiskInfo_Persistence{ID: persistenceID}
}
}
}
func DiskWithSource(persistenceID, containerPath, source string, sourceType mesos.Resource_DiskInfo_Source_Type) Opt {
return func(r *mesos.Resource) {
r.Disk = &mesos.Resource_DiskInfo{}
if containerPath != "" {
r.Disk.Volume = &mesos.Volume{ContainerPath: containerPath}
}
if persistenceID != "" {
r.Disk.Persistence = &mesos.Resource_DiskInfo_Persistence{ID: persistenceID}
}
if source != "" {
r.Disk.Source = &mesos.Resource_DiskInfo_Source{Type: sourceType}
switch sourceType {
case mesos.PATH:
r.Disk.Source.Path = &mesos.Resource_DiskInfo_Source_Path{Root: &source}
case mesos.MOUNT:
r.Disk.Source.Mount = &mesos.Resource_DiskInfo_Source_Mount{Root: &source}
}
}
}
}
func ReservedBy(principal string) *mesos.Resource_ReservationInfo {
result := &mesos.Resource_ReservationInfo{}
if principal != "" {
result.Principal = &principal
}
return result
}
func Reserve(r mesos.Resources) *mesos.Offer_Operation {
return &mesos.Offer_Operation{
Type: mesos.Offer_Operation_RESERVE,
Reserve: &mesos.Offer_Operation_Reserve{
Resources: r,
},
}
}
func Unreserve(r mesos.Resources) *mesos.Offer_Operation {
return &mesos.Offer_Operation{
Type: mesos.Offer_Operation_UNRESERVE,
Unreserve: &mesos.Offer_Operation_Unreserve{
Resources: r,
},
}
}
func Create(r mesos.Resources) *mesos.Offer_Operation {
return &mesos.Offer_Operation{
Type: mesos.Offer_Operation_CREATE,
Create: &mesos.Offer_Operation_Create{
Volumes: r,
},
}
}
func Expect(t *testing.T, cond bool, msgformat string, args ...interface{}) bool {
if !cond {
t.Errorf(msgformat, args...)
}
return cond
}
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