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opentelemetry-go/exporter/trace/jaeger/jaeger_test.go

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// Copyright 2019, OpenTelemetry 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 jaeger
import (
"sort"
"testing"
"time"
"github.com/google/go-cmp/cmp"
"google.golang.org/grpc/codes"
"go.opentelemetry.io/api/core"
gen "go.opentelemetry.io/exporter/trace/jaeger/internal/gen-go/jaeger"
"go.opentelemetry.io/sdk/trace"
)
// TODO(rghetia): Test export.
func Test_spanDataToThrift(t *testing.T) {
now := time.Now()
traceID := core.TraceID{High: 0x0102030405060708, Low: 0x090a0b0c0d0e0f10}
spanID := uint64(0x0102030405060708)
keyValue := "value"
statusCodeValue := int64(2)
doubleValue := float64(123.456)
boolTrue := true
statusMessage := "Unknown"
tests := []struct {
name string
data *trace.SpanData
want *gen.Span
}{
{
name: "no parent",
data: &trace.SpanData{
SpanContext: core.SpanContext{
TraceID: traceID,
SpanID: spanID,
},
Name: "/foo",
StartTime: now,
EndTime: now,
Attributes: []core.KeyValue{
{
Key: core.Key{Name: "key"},
Value: core.Value{Type: core.STRING, String: keyValue},
},
{
Key: core.Key{Name: "double"},
Value: core.Value{Type: core.FLOAT64, Float64: doubleValue},
},
},
// TODO: [rghetia] add events test after event is concrete type.
Status: codes.Unknown,
},
want: &gen.Span{
TraceIdLow: 651345242494996240,
TraceIdHigh: 72623859790382856,
SpanId: 72623859790382856,
OperationName: "/foo",
StartTime: now.UnixNano() / 1000,
Duration: 0,
Tags: []*gen.Tag{
{Key: "double", VType: gen.TagType_DOUBLE, VDouble: &doubleValue},
{Key: "key", VType: gen.TagType_STRING, VStr: &keyValue},
{Key: "error", VType: gen.TagType_BOOL, VBool: &boolTrue},
{Key: "status.code", VType: gen.TagType_LONG, VLong: &statusCodeValue},
{Key: "status.message", VType: gen.TagType_STRING, VStr: &statusMessage},
},
// TODO [rghetia]: check Logs when event is added.
},
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
got := spanDataToThrift(tt.data)
sort.Slice(got.Tags, func(i, j int) bool {
return got.Tags[i].Key < got.Tags[j].Key
})
sort.Slice(tt.want.Tags, func(i, j int) bool {
return tt.want.Tags[i].Key < tt.want.Tags[j].Key
})
if diff := cmp.Diff(got, tt.want); diff != "" {
t.Errorf("Diff%v", diff)
}
})
}
}