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package loadbalance
import (
"strings"
"testing"
"github.com/coredns/caddy"
)
func TestSetup(t *testing.T) {
tests := []struct {
input string
shouldErr bool
expectedPolicy string
expectedErrContent string // substring from the expected error. Empty for positive cases.
}{
// positive
{`loadbalance`, false, "round_robin", ""},
{`loadbalance round_robin`, false, "round_robin", ""},
// negative
{`loadbalance fleeb`, true, "", "unknown policy"},
{`loadbalance a b`, true, "", "argument count or unexpected line"},
}
for i, test := range tests {
c := caddy.NewTestController("dns", test.input)
err := parse(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)
}
}
}
}
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