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package integration
import (
"context"
"fmt"
"reflect"
"testing"
"github.com/linode/linodego"
"github.com/stretchr/testify/require"
)
type placementGroupModifier func(*linodego.Client, *linodego.PlacementGroupCreateOptions)
func TestPlacementGroup_basic_smoke(t *testing.T) {
client, clientTeardown := createTestClient(t, "fixtures/TestPlacementGroup_basic")
// Create a PG
pg, pgTeardown, err := createPlacementGroup(t, client)
require.NoError(t, err)
defer func() {
pgTeardown()
clientTeardown()
}()
require.NotEqual(t, pg.ID, 0)
require.Contains(t, pg.Label, "linodego-test-")
require.NotEmpty(t, pg.Label)
require.Equal(t, pg.PlacementGroupType, linodego.PlacementGroupTypeAntiAffinityLocal)
require.Equal(t, pg.PlacementGroupPolicy, linodego.PlacementGroupPolicyFlexible)
require.Len(t, pg.Members, 0)
updatedLabel := pg.Label + "-updated"
// Test that the PG can be updated
pg, err = client.UpdatePlacementGroup(
context.Background(),
pg.ID,
linodego.PlacementGroupUpdateOptions{
Label: updatedLabel,
},
)
require.NoError(t, err)
require.Equal(t, pg.Label, updatedLabel)
// Test that the PG can be retrieved from the get endpoint
refreshedPG, err := client.GetPlacementGroup(context.Background(), pg.ID)
require.NoError(t, err)
require.True(t, reflect.DeepEqual(refreshedPG, pg))
// Test that the PG can be retrieved from the list endpoint
listedPGs, err := client.ListPlacementGroups(context.Background(), &linodego.ListOptions{
Filter: fmt.Sprintf("{\"id\": %d}", pg.ID),
})
require.NoError(t, err)
require.NotEmpty(t, listedPGs)
require.True(t, reflect.DeepEqual(listedPGs[0], *pg))
}
func TestPlacementGroup_assignment(t *testing.T) {
client, clientTeardown := createTestClient(t, "fixtures/TestPlacementGroup_assignment")
pg, pgTeardown, err := createPlacementGroup(t, client)
require.NoError(t, err)
// Create an instance to assign to the PG
inst, err := createInstance(t, client, true, func(client *linodego.Client, options *linodego.InstanceCreateOptions) {
options.Region = pg.Region
})
require.NoError(t, err)
defer func() {
// client.DeleteInstance(context.Background(), inst.ID)
pgTeardown()
clientTeardown()
}()
// Ensure assignment works as expected
pg, err = client.AssignPlacementGroupLinodes(
context.Background(),
pg.ID,
linodego.PlacementGroupAssignOptions{
Linodes: []int{
inst.ID,
},
},
)
require.NoError(t, err)
require.Len(t, pg.Members, 1)
require.Equal(t, pg.Members[0].LinodeID, inst.ID)
// Refresh the instance to ensure the assignment has completed
inst, err = client.GetInstance(context.Background(), inst.ID)
require.NoError(t, err)
require.NotNil(t, inst.PlacementGroup)
require.Equal(t, inst.PlacementGroup.ID, pg.ID)
require.Equal(t, inst.PlacementGroup.Label, pg.Label)
require.Equal(t, inst.PlacementGroup.PlacementGroupPolicy, pg.PlacementGroupPolicy)
require.Equal(t, inst.PlacementGroup.PlacementGroupType, pg.PlacementGroupType)
// Ensure unassignment works as expected
pg, err = client.UnassignPlacementGroupLinodes(
context.Background(),
pg.ID,
linodego.PlacementGroupUnAssignOptions{
Linodes: []int{
inst.ID,
},
},
)
require.NoError(t, err)
require.Len(t, pg.Members, 0)
}
func createPlacementGroup(
t *testing.T,
client *linodego.Client,
pgModifier ...placementGroupModifier,
) (*linodego.PlacementGroup, func(), error) {
t.Helper()
createOpts := linodego.PlacementGroupCreateOptions{
Label: "linodego-test-" + getUniqueText(),
Region: getRegionsWithCaps(t, client, []string{"Placement Group"})[0],
PlacementGroupType: linodego.PlacementGroupTypeAntiAffinityLocal,
PlacementGroupPolicy: linodego.PlacementGroupPolicyFlexible,
}
for _, mod := range pgModifier {
mod(client, &createOpts)
}
pg, err := client.CreatePlacementGroup(context.Background(), createOpts)
if err != nil {
t.Fatalf("failed to create placement group: %s", err)
}
teardown := func() {
if err := client.DeletePlacementGroup(context.Background(), pg.ID); err != nil {
t.Errorf("failed to delete placement group: %s", err)
}
}
return pg, teardown, err
}
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