coredns/plugin/etcd/setup_test.go
2018-11-02 19:52:12 +00:00

91 lines
2.4 KiB
Go

package etcd
import (
"strings"
"testing"
"github.com/mholt/caddy"
)
func TestSetupEtcd(t *testing.T) {
tests := []struct {
input string
shouldErr bool
expectedPath string
expectedEndpoint []string
expectedErrContent string // substring from the expected error. Empty for positive cases.
}{
// positive
{
`etcd`, false, "skydns", []string{"http://localhost:2379"}, "",
},
{
`etcd {
endpoint http://localhost:2379 http://localhost:3379 http://localhost:4379
}`, false, "skydns", []string{"http://localhost:2379", "http://localhost:3379", "http://localhost:4379"}, "",
},
{
`etcd skydns.local {
endpoint localhost:300
}
`, false, "skydns", []string{"localhost:300"}, "",
},
//test for upstream
{
`etcd {
endpoint localhost:300
upstream 8.8.8.8:53 8.8.4.4:53
}`, false, "skydns", []string{"localhost:300"}, "",
},
//test for optional upstream address
{
`etcd {
endpoint localhost:300
upstream
}`, false, "skydns", []string{"localhost:300"}, "",
},
// negative
{
`etcd {
endpoints localhost:300
}
`, true, "", []string{""}, "unknown property 'endpoints'",
},
}
for i, test := range tests {
c := caddy.NewTestController("dns", test.input)
etcd, _ /*stubzones*/, err := etcdParse(c)
if test.shouldErr && err == nil {
t.Errorf("Test %d: Expected error but found %s for input %s", i, err, test.input)
}
if err != nil {
if !test.shouldErr {
t.Errorf("Test %d: Expected no error but found one for input %s. Error was: %v", i, test.input, err)
continue
}
if !strings.Contains(err.Error(), test.expectedErrContent) {
t.Errorf("Test %d: Expected error to contain: %v, found error: %v, input: %s", i, test.expectedErrContent, err, test.input)
continue
}
}
if !test.shouldErr && etcd.PathPrefix != test.expectedPath {
t.Errorf("Etcd not correctly set for input %s. Expected: %s, actual: %s", test.input, test.expectedPath, etcd.PathPrefix)
}
if !test.shouldErr {
if len(etcd.endpoints) != len(test.expectedEndpoint) {
t.Errorf("Etcd not correctly set for input %s. Expected: '%+v', actual: '%+v'", test.input, test.expectedEndpoint, etcd.endpoints)
}
for i, endpoint := range etcd.endpoints {
if endpoint != test.expectedEndpoint[i] {
t.Errorf("Etcd not correctly set for input %s. Expected: '%+v', actual: '%+v'", test.input, test.expectedEndpoint, etcd.endpoints)
}
}
}
}
}