37 lines
778 B
Go
37 lines
778 B
Go
package apcupsdexporter
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import (
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"io/ioutil"
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"net/http"
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"net/http/httptest"
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"testing"
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"time"
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"github.com/prometheus/client_golang/prometheus"
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"github.com/prometheus/client_golang/prometheus/promhttp"
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)
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func testCollector(t *testing.T, collector prometheus.Collector) []byte {
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t.Helper()
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reg := prometheus.NewPedanticRegistry()
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reg.MustRegister(collector)
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srv := httptest.NewServer(promhttp.HandlerFor(reg, promhttp.HandlerOpts{}))
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defer srv.Close()
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c := &http.Client{Timeout: 1 * time.Second}
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resp, err := c.Get(srv.URL)
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if err != nil {
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t.Fatalf("failed to HTTP GET data from prometheus: %v", err)
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}
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defer resp.Body.Close()
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buf, err := ioutil.ReadAll(resp.Body)
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if err != nil {
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t.Fatalf("failed to read server response: %v", err)
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}
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return buf
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}
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