cloudinit/initialize/meta_data_test.go

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package initialize
import "reflect"
import "testing"
func TestExtractIPsFromMetadata(t *testing.T) {
for i, tt := range []struct {
in []byte
err bool
out map[string]string
}{
{
[]byte(`{"public-ipv4": "12.34.56.78", "local-ipv4": "1.2.3.4"}`),
false,
map[string]string{"$public_ipv4": "12.34.56.78", "$private_ipv4": "1.2.3.4"},
},
{
[]byte(`{"local-ipv4": "127.0.0.1", "something_else": "don't care"}`),
false,
map[string]string{"$private_ipv4": "127.0.0.1"},
},
{
[]byte(`garbage`),
true,
nil,
},
} {
got, err := ExtractIPsFromMetadata(tt.in)
if (err != nil) != tt.err {
t.Errorf("bad error state (got %t, want %t)", err != nil, tt.err)
}
if !reflect.DeepEqual(got, tt.out) {
t.Errorf("case %d: got %s, want %s", i, got, tt.out)
}
}
}