prometheus/storage/remote/opentsdb/client_test.go

76 lines
2.2 KiB
Go

// Copyright 2013 The Prometheus 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 opentsdb
import (
"bytes"
"encoding/json"
"reflect"
"testing"
"github.com/prometheus/common/model"
)
var (
metric = model.Metric{
model.MetricNameLabel: "test:metric",
"testlabel": "test:value",
"many_chars": "abc!ABC:012-3!45ö67~89./",
}
)
func TestTagsFromMetric(t *testing.T) {
expected := map[string]TagValue{
"testlabel": TagValue("test:value"),
"many_chars": TagValue("abc!ABC:012-3!45ö67~89./"),
}
actual := tagsFromMetric(metric)
if !reflect.DeepEqual(actual, expected) {
t.Errorf("Expected %#v, got %#v", expected, actual)
}
}
func TestMarshalStoreSamplesRequest(t *testing.T) {
request := StoreSamplesRequest{
Metric: TagValue("test:metric"),
Timestamp: 4711,
Value: 3.1415,
Tags: tagsFromMetric(metric),
}
expectedJSON := []byte(`{"metric":"test_.metric","timestamp":4711,"value":3.1415,"tags":{"many_chars":"abc_21ABC_.012-3_2145_C3_B667_7E89./","testlabel":"test_.value"}}`)
resultingJSON, err := json.Marshal(request)
if err != nil {
t.Fatalf("Marshal(request) resulted in err: %s", err)
}
if !bytes.Equal(resultingJSON, expectedJSON) {
t.Errorf(
"Marshal(request) => %q, want %q",
resultingJSON, expectedJSON,
)
}
var unmarshaledRequest StoreSamplesRequest
err = json.Unmarshal(expectedJSON, &unmarshaledRequest)
if err != nil {
t.Fatalf("Unmarshal(expectedJSON, &unmarshaledRequest) resulted in err: %s", err)
}
if !reflect.DeepEqual(unmarshaledRequest, request) {
t.Errorf(
"Unmarshal(expectedJSON, &unmarshaledRequest) => %#v, want %#v",
unmarshaledRequest, request,
)
}
}