consul/api/coordinate_test.go

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package api
import (
"strings"
"testing"
"time"
"github.com/hashicorp/consul/internal/testutil/retry"
"github.com/hashicorp/serf/coordinate"
"github.com/pascaldekloe/goe/verify"
)
func TestAPI_CoordinateDatacenters(t *testing.T) {
t.Parallel()
c, s := makeClient(t)
defer s.Stop()
coord := c.Coordinate()
retry.Run(t, func(r *retry.R) {
datacenters, err := coord.Datacenters()
if err != nil {
r.Fatal(err)
}
if len(datacenters) == 0 {
r.Fatalf("Bad: %v", datacenters)
}
})
}
func TestAPI_CoordinateNodes(t *testing.T) {
t.Parallel()
c, s := makeClient(t)
defer s.Stop()
coord := c.Coordinate()
retry.Run(t, func(r *retry.R) {
_, _, err := coord.Nodes(nil)
if err != nil {
r.Fatal(err)
}
// There's not a good way to populate coordinates without
// waiting for them to calculate and update, so the best
// we can do is call the endpoint and make sure we don't
// get an error.
})
}
func TestAPI_CoordinateNode(t *testing.T) {
t.Parallel()
c, s := makeClient(t)
defer s.Stop()
coord := c.Coordinate()
retry.Run(t, func(r *retry.R) {
_, _, err := coord.Node(s.Config.NodeName, nil)
if err != nil && !strings.Contains(err.Error(), "Unexpected response code: 404") {
r.Fatal(err)
}
// There's not a good way to populate coordinates without
// waiting for them to calculate and update, so the best
// we can do is call the endpoint and make sure we don't
// get an error.
})
}
func TestAPI_CoordinateUpdate(t *testing.T) {
t.Parallel()
c, s := makeClient(t)
defer s.Stop()
node := "foo"
_, err := c.Catalog().Register(&CatalogRegistration{
Node: node,
Address: "1.1.1.1",
}, nil)
if err != nil {
t.Fatal(err)
}
coord := c.Coordinate()
newCoord := coordinate.NewCoordinate(coordinate.DefaultConfig())
newCoord.Height = 0.5
entry := &CoordinateEntry{
Node: node,
Coord: newCoord,
}
_, err = coord.Update(entry, nil)
if err != nil {
t.Fatal(err)
}
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retryer := &retry.Timer{Timeout: 5 * time.Second, Wait: 1 * time.Second}
retry.RunWith(retryer, t, func(r *retry.R) {
coords, _, err := coord.Node(node, nil)
if err != nil {
r.Fatal(err)
}
if len(coords) != 1 {
r.Fatalf("bad: %v", coords)
}
verify.Values(r, "", coords[0], entry)
})
}