37 lines
763 B
Go
37 lines
763 B
Go
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package resolver_test
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import (
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"context"
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"errors"
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"testing"
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"github.com/ooni/probe-cli/v3/internal/engine/netx/resolver"
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)
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func TestAddressSuccess(t *testing.T) {
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r := resolver.AddressResolver{}
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addrs, err := r.LookupHost(context.Background(), "8.8.8.8")
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if err != nil {
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t.Fatal(err)
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}
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if len(addrs) != 1 || addrs[0] != "8.8.8.8" {
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t.Fatal("not the result we expected")
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}
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}
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func TestAddressFailure(t *testing.T) {
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expected := errors.New("mocked error")
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r := resolver.AddressResolver{
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Resolver: resolver.FakeResolver{
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Err: expected,
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},
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}
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addrs, err := r.LookupHost(context.Background(), "dns.google.com")
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if !errors.Is(err, expected) {
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t.Fatal("not the error we expected")
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}
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if addrs != nil {
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t.Fatal("expected nil addrs")
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}
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}
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