376cbc0cc1
Remove EndpointConfig.Transport from the return value of the
registry.notifications.endpoints expvar.Func. It results in an empty
value for that expvar variable under Go 1.7 because it is a non-nil
*http.Transport, which Go 1.7 can no longer encode as JSON.
Signed-off-by: Noah Treuhaft <noah.treuhaft@docker.com>
(cherry picked from commit 9a58c91051)
28 lines
745 B
Go
28 lines
745 B
Go
package notifications
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import (
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"encoding/json"
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"expvar"
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"testing"
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)
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func TestMetricsExpvar(t *testing.T) {
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endpointsVar := expvar.Get("registry").(*expvar.Map).Get("notifications").(*expvar.Map).Get("endpoints")
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var v interface{}
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if err := json.Unmarshal([]byte(endpointsVar.String()), &v); err != nil {
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t.Fatalf("unexpected error unmarshaling endpoints: %v", err)
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}
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if v != nil {
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t.Fatalf("expected nil, got %#v", v)
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}
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NewEndpoint("x", "y", EndpointConfig{})
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if err := json.Unmarshal([]byte(endpointsVar.String()), &v); err != nil {
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t.Fatalf("unexpected error unmarshaling endpoints: %v", err)
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}
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if slice, ok := v.([]interface{}); !ok || len(slice) != 1 {
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t.Logf("expected one-element []interface{}, got %#v", v)
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}
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}
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