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coredns/middleware/auto/regexp_test.go

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package auto
import "testing"
func TestRewriteToExpand(t *testing.T) {
tests := []struct {
in string
expected string
}{
{in: "", expected: ""},
{in: "{1}", expected: "${1}"},
{in: "{1", expected: "${1"},
}
for i, tc := range tests {
got := rewriteToExpand(tc.in)
if got != tc.expected {
t.Errorf("Test %d: Expected error %v, but got %v", i, tc.expected, got)
}
}
}