coredns/plugin/autopath/setup_test.go
Chris O'Haver fe9ba42590
plugin/autopath: Don't panic on empty token (#5169)
* dont panic on empty token

Signed-off-by: Chris O'Haver <cohaver@infoblox.com>
2022-02-10 09:00:27 -05:00

77 lines
2.5 KiB
Go

package autopath
import (
"os"
"reflect"
"strings"
"testing"
"github.com/coredns/caddy"
"github.com/coredns/coredns/plugin/test"
)
func TestSetupAutoPath(t *testing.T) {
resolv, rm, err := test.TempFile(os.TempDir(), resolvConf)
if err != nil {
t.Fatalf("Could not create resolv.conf test file %s: %s", resolvConf, err)
}
defer rm()
tests := []struct {
input string
shouldErr bool
expectedZone string
expectedMw string // expected plugin.
expectedSearch []string // expected search path
expectedErrContent string // substring from the expected error. Empty for positive cases.
}{
// positive
{`autopath @kubernetes`, false, "", "kubernetes", nil, ""},
{`autopath example.org @kubernetes`, false, "example.org.", "kubernetes", nil, ""},
{`autopath 10.0.0.0/8 @kubernetes`, false, "10.in-addr.arpa.", "kubernetes", nil, ""},
{`autopath ` + resolv, false, "", "", []string{"bar.com.", "baz.com.", ""}, ""},
// negative
{`autopath kubernetes`, true, "", "", nil, "open kubernetes: no such file or directory"},
{`autopath`, true, "", "", nil, "no resolv-conf"},
{`autopath ""`, true, "", "", nil, "no such file"},
}
for i, test := range tests {
c := caddy.NewTestController("dns", test.input)
ap, mw, err := autoPathParse(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)
}
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)
}
}
if !test.shouldErr && mw != test.expectedMw {
t.Errorf("Test %d, Plugin not correctly set for input %s. Expected: %s, actual: %s", i, test.input, test.expectedMw, mw)
}
if !test.shouldErr && ap.search != nil {
if !reflect.DeepEqual(test.expectedSearch, ap.search) {
t.Errorf("Test %d, wrong searchpath for input %s. Expected: '%v', actual: '%v'", i, test.input, test.expectedSearch, ap.search)
}
}
if !test.shouldErr && test.expectedZone != "" {
if test.expectedZone != ap.Zones[0] {
t.Errorf("Test %d, expected zone %q for input %s, got: %q", i, test.expectedZone, test.input, ap.Zones[0])
}
}
}
}
const resolvConf = `nameserver 1.2.3.4
domain foo.com
search bar.com baz.com
options ndots:5
`