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package resources_test
import (
"testing"
"github.com/mesos/mesos-go/api/v1/lib"
rez "github.com/mesos/mesos-go/api/v1/lib/resources"
. "github.com/mesos/mesos-go/api/v1/lib/resourcetest"
)
func TestResources_ContainsAll(t *testing.T) {
var (
ports1 = Resources(Resource(Name("ports"), ValueRange(Span(2, 2), Span(4, 5)), Role("*")))
ports2 = Resources(Resource(Name("ports"), ValueRange(Span(1, 10)), Role("*")))
ports3 = Resources(Resource(Name("ports"), ValueRange(Span(2, 3)), Role("*")))
ports4 = Resources(Resource(Name("ports"), ValueRange(Span(1, 2), Span(4, 6)), Role("*")))
ports5 = Resources(Resource(Name("ports"), ValueRange(Span(1, 4), Span(5, 5)), Role("*")))
disks1 = Resources(Resource(Name("disks"), ValueSet("sda1", "sda2"), Role("*")))
disks2 = Resources(Resource(Name("disks"), ValueSet("sda1", "sda3", "sda4", "sda2"), Role("*")))
disks = mesos.Resources{
Resource(Name("disk"), ValueScalar(10), Role("role"), Disk("1", "path")),
Resource(Name("disk"), ValueScalar(10), Role("role"), Disk("2", "path")),
Resource(Name("disk"), ValueScalar(20), Role("role"), Disk("1", "path")),
Resource(Name("disk"), ValueScalar(20), Role("role"), Disk("", "path")),
Resource(Name("disk"), ValueScalar(20), Role("role"), Disk("2", "path")),
}
summedDisks = Resources(disks[0]).Plus(disks[1])
summedDisks2 = Resources(disks[0]).Plus(disks[4])
revocables = mesos.Resources{
Resource(Name("cpus"), ValueScalar(1), Role("*"), Revocable()),
Resource(Name("cpus"), ValueScalar(1), Role("*")),
Resource(Name("cpus"), ValueScalar(2), Role("*")),
Resource(Name("cpus"), ValueScalar(2), Role("*"), Revocable()),
}
summedRevocables = Resources(revocables[0]).Plus(revocables[1])
summedRevocables2 = Resources(revocables[0]).Plus(revocables[0])
possiblyReserved = mesos.Resources{
Resource(Name("cpus"), ValueScalar(8), Role("role")),
Resource(Name("cpus"), ValueScalar(12), Role("role"), Reservation(ReservedBy("principal"))),
}
sumPossiblyReserved = Resources(possiblyReserved...)
)
for i, tc := range []struct {
r1, r2 mesos.Resources
wants bool
}{
// test case 0
{r1: nil, r2: nil, wants: true},
// test case 1
{
r1: Resources(
Resource(Name("cpus"), ValueScalar(50), Role("*")),
Resource(Name("mem"), ValueScalar(4096), Role("*")),
),
r2: Resources(
Resource(Name("cpus"), ValueScalar(50), Role("*")),
Resource(Name("mem"), ValueScalar(4096), Role("*")),
),
wants: true,
},
// test case 2
{
r1: Resources(
Resource(Name("cpus"), ValueScalar(50), Role("role1")),
),
r2: Resources(
Resource(Name("cpus"), ValueScalar(50), Role("role2")),
),
wants: false,
},
// test case 3
{
r1: Resources(
Resource(Name("cpus"), ValueScalar(50), Role("*")),
Resource(Name("mem"), ValueScalar(3072), Role("*")),
),
r2: Resources(
Resource(Name("cpus"), ValueScalar(50), Role("*")),
Resource(Name("mem"), ValueScalar(4096), Role("*")),
),
wants: false,
},
// test case 4
{
r1: Resources(
Resource(Name("cpus"), ValueScalar(50), Role("*")),
Resource(Name("mem"), ValueScalar(4096), Role("*")),
),
r2: Resources(
Resource(Name("cpus"), ValueScalar(50), Role("*")),
Resource(Name("mem"), ValueScalar(3072), Role("*")),
),
wants: true,
},
// test case 5
{ports2, ports1, true},
// test case 6
{ports1, ports2, false},
// test case 7
{ports3, ports1, false},
// test case 8
{ports1, ports3, false},
// test case 9
{ports2, ports3, true},
// test case 10
{ports3, ports2, false},
// test case 11
{ports4, ports1, true},
// test case 12
{ports2, ports4, true},
// test case 13
{ports5, ports1, true},
// test case 14
{ports1, ports5, false},
// test case 15
{disks1, disks2, false},
// test case 16
{disks2, disks1, true},
{r1: summedDisks, r2: Resources(disks[0]), wants: true},
{r1: summedDisks, r2: Resources(disks[1]), wants: true},
{r1: summedDisks, r2: Resources(disks[2]), wants: false},
{r1: summedDisks, r2: Resources(disks[3]), wants: false},
{r1: Resources(disks[0]), r2: summedDisks, wants: false},
{r1: Resources(disks[1]), r2: summedDisks, wants: false},
{r1: summedDisks2, r2: Resources(disks[0]), wants: true},
{r1: summedDisks2, r2: Resources(disks[4]), wants: true},
{r1: summedRevocables, r2: Resources(revocables[0]), wants: true},
{r1: summedRevocables, r2: Resources(revocables[1]), wants: true},
{r1: summedRevocables, r2: Resources(revocables[2]), wants: false},
{r1: summedRevocables, r2: Resources(revocables[3]), wants: false},
{r1: Resources(revocables[0]), r2: summedRevocables2, wants: false},
{r1: summedRevocables2, r2: Resources(revocables[0]), wants: true},
{r1: summedRevocables2, r2: summedRevocables2, wants: true},
{r1: Resources(possiblyReserved[0]), r2: sumPossiblyReserved, wants: false},
{r1: Resources(possiblyReserved[1]), r2: sumPossiblyReserved, wants: false},
{r1: sumPossiblyReserved, r2: sumPossiblyReserved, wants: true},
} {
actual := rez.ContainsAll(tc.r1, tc.r2)
Expect(t, tc.wants == actual, "test case %d failed: wants (%v) != actual (%v)", i, tc.wants, actual)
}
}
func TestResources_Validation(t *testing.T) {
for ti, tc := range []struct {
rs []mesos.Resource
wantsError bool
resourceError bool
}{
// don't use Resources(...) because that implicitly validates and skips invalid resources
{
mesos.Resources{
Resource(Name("cpus"), ValueScalar(2), Role("*"), Disk("1", "path")),
}, true, true, // expected resource error because cpu resources can't contain disk info
},
{rs: mesos.Resources{Resource(Name("disk"), ValueScalar(10), Role("role"), Disk("1", "path"))}},
{rs: mesos.Resources{Resource(Name("disk"), ValueScalar(10), Role("role"), Disk("", "path"))}},
// reservations
{rs: mesos.Resources{Resource(Name("cpus"), ValueScalar(8), Role("*"))}}, // unreserved
{rs: mesos.Resources{Resource(Name("cpus"), ValueScalar(8), Role("role"))}}, // statically reserved
{rs: mesos.Resources{Resource(Name("cpus"), ValueScalar(8), Role("role"), Reservation(ReservedBy("principal2")))}}, // dynamically reserved
{mesos.Resources{Resource(Name("cpus"), ValueScalar(8), Role("*"), Reservation(ReservedBy("principal1")))}, true, true}, // invalid reservation
} {
err := rez.Validate(tc.rs...)
if tc.wantsError != (err != nil) {
if tc.wantsError {
t.Fatalf("test case %d failed: expected error", ti)
} else {
t.Fatalf("test case %d failed: unexpected error %+v", ti, err)
}
}
if err != nil && tc.resourceError != mesos.IsResourceError(err) {
if tc.resourceError {
t.Fatalf("test case %d failed: expected resource error instead of error %+v", ti, err)
} else {
t.Fatalf("test case %d failed: unexpected resource error %+v", ti, err)
}
}
}
}
func TestResources_Equivalent(t *testing.T) {
disks := mesos.Resources{
Resource(Name("disk"), ValueScalar(10), Role("*"), Disk("", "")),
Resource(Name("disk"), ValueScalar(10), Role("*"), Disk("", "path1")),
Resource(Name("disk"), ValueScalar(10), Role("*"), Disk("", "path2")),
Resource(Name("disk"), ValueScalar(10), Role("role"), Disk("", "path2")),
Resource(Name("disk"), ValueScalar(10), Role("role"), Disk("1", "path1")),
Resource(Name("disk"), ValueScalar(10), Role("role"), Disk("1", "path2")),
Resource(Name("disk"), ValueScalar(10), Role("role"), Disk("2", "path2")),
Resource(Name("disk"), ValueScalar(10), Role("*"), DiskWithSource("", "", "/mnt/path1", mesos.PATH)),
Resource(Name("disk"), ValueScalar(10), Role("*"), DiskWithSource("", "", "/mnt/path2", mesos.PATH)),
Resource(Name("disk"), ValueScalar(10), Role("*"), DiskWithSource("", "", "/mnt/path1", mesos.MOUNT)),
Resource(Name("disk"), ValueScalar(10), Role("*"), DiskWithSource("", "", "/mnt/path2", mesos.MOUNT)),
}
for i, tc := range []struct {
r1, r2 mesos.Resources
wants bool
}{
{r1: nil, r2: nil, wants: true},
{ // 1
r1: Resources(
Resource(Name("cpus"), ValueScalar(50), Role("*")),
Resource(Name("mem"), ValueScalar(4096), Role("*")),
),
r2: Resources(
Resource(Name("cpus"), ValueScalar(50), Role("*")),
Resource(Name("mem"), ValueScalar(4096), Role("*")),
),
wants: true,
},
{ // 2
r1: Resources(
Resource(Name("cpus"), ValueScalar(50), Role("role1")),
),
r2: Resources(
Resource(Name("cpus"), ValueScalar(50), Role("role2")),
),
wants: false,
},
{ // 3
r1: Resources(Resource(Name("ports"), ValueRange(Span(20, 40)), Role("*"))),
r2: Resources(Resource(Name("ports"), ValueRange(Span(20, 30), Span(31, 39), Span(40, 40)), Role("*"))),
wants: true,
},
{ // 4
r1: Resources(Resource(Name("disks"), ValueSet("sda1"), Role("*"))),
r2: Resources(Resource(Name("disks"), ValueSet("sda1"), Role("*"))),
wants: true,
},
{ // 5
r1: Resources(Resource(Name("disks"), ValueSet("sda1"), Role("*"))),
r2: Resources(Resource(Name("disks"), ValueSet("sda2"), Role("*"))),
wants: false,
},
{Resources(disks[0]), Resources(disks[1]), true}, // 6
{Resources(disks[1]), Resources(disks[2]), true}, // 7
{Resources(disks[4]), Resources(disks[5]), true}, // 8
{Resources(disks[5]), Resources(disks[6]), false}, // 9
{Resources(disks[3]), Resources(disks[6]), false}, // 10
{Resources(disks[0]), Resources(disks[7]), false}, // 11
{Resources(disks[0]), Resources(disks[9]), false}, // 12
{Resources(disks[7]), Resources(disks[9]), false}, // 13
{Resources(disks[7]), Resources(disks[8]), false}, // 14
{Resources(disks[9]), Resources(disks[10]), false}, // 15
{ // 16
r1: Resources(Resource(Name("cpus"), ValueScalar(1), Role("*"), Revocable())),
r2: Resources(Resource(Name("cpus"), ValueScalar(1), Role("*"), Revocable())),
wants: true,
},
{ // 17
r1: Resources(Resource(Name("cpus"), ValueScalar(1), Role("*"), Revocable())),
r2: Resources(Resource(Name("cpus"), ValueScalar(1), Role("*"))),
wants: false,
},
} {
actual := rez.Equivalent(tc.r1, tc.r2)
Expect(t, tc.wants == actual, "test case %d failed: wants (%v) != actual (%v)", i, tc.wants, actual)
}
possiblyReserved := mesos.Resources{
// unreserved
Resource(Name("cpus"), ValueScalar(8), Role("*")),
// statically role reserved
Resource(Name("cpus"), ValueScalar(8), Role("role1")),
Resource(Name("cpus"), ValueScalar(8), Role("role2")),
// dynamically role reserved:
Resource(Name("cpus"), ValueScalar(8), Role("role1"), Reservation(ReservedBy("principal1"))),
Resource(Name("cpus"), ValueScalar(8), Role("role2"), Reservation(ReservedBy("principal2"))),
}
for i := 0; i < len(possiblyReserved); i++ {
for j := 0; j < len(possiblyReserved); j++ {
if i == j {
continue
}
if rez.Equivalent(Resources(possiblyReserved[i]), Resources(possiblyReserved[j])) {
t.Errorf("unexpected equivalence between %v and %v", possiblyReserved[i], possiblyReserved[j])
}
}
}
}
|
