cloudinit/datasource/metadata/digitalocean/metadata_test.go

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package digitalocean
import (
"bytes"
"fmt"
"testing"
"github.com/coreos/coreos-cloudinit/datasource/metadata"
"github.com/coreos/coreos-cloudinit/datasource/metadata/test"
"github.com/coreos/coreos-cloudinit/pkg"
)
func TestType(t *testing.T) {
want := "digitalocean-metadata-service"
if kind := (metadataService{}).Type(); kind != want {
t.Fatalf("bad type: want %q, got %q", want, kind)
}
}
func TestFetchMetadata(t *testing.T) {
for _, tt := range []struct {
root string
metadataPath string
resources map[string]string
expect []byte
clientErr error
expectErr error
}{
{
root: "/",
metadataPath: "v1.json",
resources: map[string]string{
"/v1.json": "bad",
},
expectErr: fmt.Errorf("invalid character 'b' looking for beginning of value"),
},
{
root: "/",
metadataPath: "v1.json",
resources: map[string]string{
"/v1.json": `{
"droplet_id": 1,
"user_data": "hello",
"vendor_data": "hello",
"public_keys": [
"publickey1",
"publickey2"
],
"region": "nyc2",
"interfaces": {
"public": [
{
"ipv4": {
"ip_address": "192.168.1.2",
"netmask": "255.255.255.0",
"gateway": "192.168.1.1"
},
"ipv6": {
"ip_address": "fe00::",
"cidr": 126,
"gateway": "fe00::"
},
"mac": "ab:cd:ef:gh:ij",
"type": "public"
}
]
}
}`,
},
expect: []byte(`{"hostname":"","public-ipv4":"192.168.1.2","public-ipv6":"fe00::","public_keys":{"0":"publickey1","1":"publickey2"}}`),
},
{
clientErr: pkg.ErrTimeout{fmt.Errorf("test error")},
expectErr: pkg.ErrTimeout{fmt.Errorf("test error")},
},
} {
service := &metadataService{
MetadataService: metadata.MetadataService{
Root: tt.root,
Client: &test.HttpClient{tt.resources, tt.clientErr},
MetadataPath: tt.metadataPath,
},
}
metadata, err := service.FetchMetadata()
if Error(err) != Error(tt.expectErr) {
t.Fatalf("bad error (%q): want %q, got %q", tt.resources, tt.expectErr, err)
}
if !bytes.Equal(metadata, tt.expect) {
t.Fatalf("bad fetch (%q): want %q, got %q", tt.resources, tt.expect, metadata)
}
}
}
func Error(err error) string {
if err != nil {
return err.Error()
}
return ""
}