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// Copyright 2018, OpenCensus Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package ochttp
import (
"reflect"
"strings"
"testing"
"go.opencensus.io/stats"
"go.opencensus.io/stats/view"
"go.opencensus.io/tag"
)
func TestClientViews(t *testing.T) {
for _, v := range []*view.View{
ClientSentBytesDistribution,
ClientReceivedBytesDistribution,
ClientRoundtripLatencyDistribution,
ClientCompletedCount,
} {
if v.Measure == nil {
t.Fatalf("nil measure: %v", v)
}
if m := v.Measure.Name(); !strings.HasPrefix(m, "opencensus.io/http/client/") {
t.Errorf("Unexpected measure name prefix: %v", v)
}
if v.Name == "" {
t.Errorf("Empty name: %v", v)
}
if !strings.HasPrefix(v.Name, "opencensus.io/http/client/") {
t.Errorf("Unexpected prefix: %s", v.Name)
}
if v.Description == "" {
t.Errorf("Empty description: %s", v.Name)
}
if !reflect.DeepEqual(v.TagKeys, []tag.Key{KeyClientMethod, KeyClientStatus}) {
t.Errorf("Unexpected tags for client view %s: %v", v.Name, v.TagKeys)
}
if strings.HasSuffix(v.Description, ".") {
t.Errorf("View description should not end with a period: %s", v.Name)
}
}
}
func TestClientTagKeys(t *testing.T) {
for _, k := range []tag.Key{
KeyClientStatus,
KeyClientMethod,
KeyClientHost,
KeyClientPath,
} {
if !strings.HasPrefix(k.Name(), "http_client_") {
t.Errorf("Unexpected prefix: %s", k.Name())
}
}
}
func TestClientMeasures(t *testing.T) {
for _, m := range []stats.Measure{
ClientSentBytes,
ClientReceivedBytes,
ClientRoundtripLatency,
} {
if !strings.HasPrefix(m.Name(), "opencensus.io/http/client/") {
t.Errorf("Unexpected prefix: %v", m)
}
if strings.HasSuffix(m.Description(), ".") {
t.Errorf("View description should not end with a period: %s", m.Name())
}
if len(m.Unit()) == 0 {
t.Errorf("No unit: %s", m.Name())
}
}
}
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