coredns/middleware/cache/setup_test.go
Miek Gieben 6abbe231e5 middleware/cache: cache 0 will be capped at 5 (#408)
* middleware/cache: cache 0 will be capped at 5

cache 0 would return TTL=0 records, up that to the documented minimum of
5 seconds.

* middleware/cache: check for 0 TTL

Handle 0 TTL differently and return an error, we might need to
special case this in the future.
2016-11-09 10:01:26 +00:00

80 lines
2.2 KiB
Go

package cache
import (
"testing"
"time"
"github.com/mholt/caddy"
)
func TestSetup(t *testing.T) {
tests := []struct {
input string
shouldErr bool
expectedNcap int
expectedPcap int
expectedNttl time.Duration
expectedPttl time.Duration
}{
{`cache`, false, defaultCap, defaultCap, maxNTTL, maxTTL},
{`cache {}`, false, defaultCap, defaultCap, maxNTTL, maxTTL},
{`cache example.nl {
success 10
}`, false, defaultCap, 10, maxNTTL, maxTTL},
{`cache example.nl {
success 10
denial 10 15
}`, false, 10, 10, 15 * time.Second, maxTTL},
{`cache 25 example.nl {
success 10
denial 10 15
}`, false, 10, 10, 15 * time.Second, 25 * time.Second},
{`cache aaa example.nl`, false, defaultCap, defaultCap, maxNTTL, maxTTL},
// fails
{`cache example.nl {
success
denial 10 15
}`, true, defaultCap, defaultCap, maxTTL, maxTTL},
{`cache example.nl {
success 15
denial aaa
}`, true, defaultCap, defaultCap, maxTTL, maxTTL},
{`cache example.nl {
positive 15
negative aaa
}`, true, defaultCap, defaultCap, maxTTL, maxTTL},
{`cache 0 example.nl`, true, defaultCap, defaultCap, maxTTL, maxTTL},
{`cache -1 example.nl`, true, defaultCap, defaultCap, maxTTL, maxTTL},
{`cache 1 example.nl {
positive 0
}`, true, defaultCap, defaultCap, maxTTL, maxTTL},
}
for i, test := range tests {
c := caddy.NewTestController("dns", test.input)
ca, err := cacheParse(c)
if test.shouldErr && err == nil {
t.Errorf("Test %v: Expected error but found nil", i)
continue
} else if !test.shouldErr && err != nil {
t.Errorf("Test %v: Expected no error but found error: %v", i, err)
continue
}
if test.shouldErr && err != nil {
continue
}
if ca.ncap != test.expectedNcap {
t.Errorf("Test %v: Expected ncap %v but found: %v", i, test.expectedNcap, ca.ncap)
}
if ca.pcap != test.expectedPcap {
t.Errorf("Test %v: Expected pcap %v but found: %v", i, test.expectedPcap, ca.pcap)
}
if ca.nttl != test.expectedNttl {
t.Errorf("Test %v: Expected nttl %v but found: %v", i, test.expectedNttl, ca.nttl)
}
if ca.pttl != test.expectedPttl {
t.Errorf("Test %v: Expected pttl %v but found: %v", i, test.expectedPttl, ca.pttl)
}
}
}