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package rewrite
import (
"strings"
"testing"
"github.com/coredns/caddy"
)
func TestParse(t *testing.T) {
tests := []struct {
inputFileRules string
shouldErr bool
errContains string
}{
// parse errors
{`rewrite`, true, ""},
{`rewrite name`, true, ""},
{`rewrite name a.com b.com`, false, ""},
{`rewrite stop {
name regex foo bar
answer name bar foo
}`, false, ""},
{`rewrite stop name regex foo bar answer name bar foo`, false, ""},
{`rewrite stop {
name regex foo bar
answer name bar foo
name baz
}`, true, "2 arguments required"},
{`rewrite stop {
answer name bar foo
name regex foo bar
}`, true, "must begin with a name rule"},
{`rewrite stop`, true, ""},
{`rewrite continue`, true, ""},
}
for i, test := range tests {
c := caddy.NewTestController("dns", test.inputFileRules)
_, err := rewriteParse(c)
if err == nil && test.shouldErr {
t.Fatalf("Test %d expected errors, but got no error\n---\n%s", i, test.inputFileRules)
} else if err != nil && !test.shouldErr {
t.Fatalf("Test %d expected no errors, but got '%v'\n---\n%s", i, err, test.inputFileRules)
}
if err != nil && test.errContains != "" && !strings.Contains(err.Error(), test.errContains) {
t.Errorf("Test %d got wrong error for invalid response rewrite: '%v'\n---\n%s", i, err.Error(), test.inputFileRules)
}
}
}
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