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ba14ea246d
- import path comments are obsoleted by the go.mod file's module statement Signed-off-by: Bobby DeSimone <bobbydesimone@gmail.com>
29 lines
627 B
Go
29 lines
627 B
Go
package metrics
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import (
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"bytes"
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"io/ioutil"
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"net/http/httptest"
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"regexp"
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"testing"
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)
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func Test_PrometheusHandler(t *testing.T) {
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h, err := PrometheusHandler()
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if err != nil {
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t.Fatal(err)
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}
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req := httptest.NewRequest("GET", "http://test.local/metrics", new(bytes.Buffer))
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rec := httptest.NewRecorder()
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h.ServeHTTP(rec, req)
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resp := rec.Result()
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b, _ := ioutil.ReadAll(resp.Body)
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if resp == nil || resp.StatusCode != 200 {
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t.Errorf("Metrics endpoint failed to respond: %s", b)
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}
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if m, _ := regexp.Match("^# HELP .*", b); !m {
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t.Errorf("Metrics endpoint did not contain any help messages: %s", b)
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}
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}
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