mirror of
https://github.com/fnproject/fn.git
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4084b727c0
* move mattes migrations to migratex * changes format of migrations to migratex format * updates test runner to use new interface (double checked this with printlns, the tests go fully down and then up, and work on pg/mysql) * remove mattes/migrate * update tests from deps * update readme * fix other file extensions
121 lines
2.8 KiB
Go
121 lines
2.8 KiB
Go
// Copyright 2017, OpenCensus Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package ocgrpc
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import (
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"testing"
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"time"
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"go.opencensus.io/stats/view"
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"golang.org/x/net/context"
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"go.opencensus.io/trace"
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"google.golang.org/grpc/stats"
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)
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func TestClientHandler(t *testing.T) {
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ctx := context.Background()
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te := &traceExporter{}
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trace.RegisterExporter(te)
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if err := ClientRequestCountView.Subscribe(); err != nil {
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t.Fatal(err)
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}
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span := trace.NewSpan("/foo", nil, trace.StartOptions{
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Sampler: trace.AlwaysSample(),
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})
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ctx = trace.WithSpan(ctx, span)
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var handler ClientHandler
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ctx = handler.TagRPC(ctx, &stats.RPCTagInfo{
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FullMethodName: "/service.foo/method",
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})
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handler.HandleRPC(ctx, &stats.Begin{
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Client: true,
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BeginTime: time.Now(),
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})
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handler.HandleRPC(ctx, &stats.End{
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Client: true,
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EndTime: time.Now(),
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})
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stats, err := view.RetrieveData(ClientRequestCountView.Name)
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if err != nil {
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t.Fatal(err)
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}
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traces := te.buffer
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if got, want := len(stats), 1; got != want {
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t.Errorf("Got %v stats; want %v", got, want)
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}
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if got, want := len(traces), 1; got != want {
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t.Errorf("Got %v traces; want %v", got, want)
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}
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// Cleanup.
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view.Unsubscribe(ClientErrorCountView)
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}
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func TestServerHandler(t *testing.T) {
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ctx := context.Background()
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te := &traceExporter{}
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trace.RegisterExporter(te)
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if err := ServerRequestCountView.Subscribe(); err != nil {
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t.Fatal(err)
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}
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// Ensure we start tracing.
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span := trace.NewSpan("/foo", nil, trace.StartOptions{
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Sampler: trace.AlwaysSample(),
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})
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ctx = trace.WithSpan(ctx, span)
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handler := &ServerHandler{}
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ctx = handler.TagRPC(ctx, &stats.RPCTagInfo{
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FullMethodName: "/service.foo/method",
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})
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handler.HandleRPC(ctx, &stats.Begin{
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BeginTime: time.Now(),
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})
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handler.HandleRPC(ctx, &stats.End{
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EndTime: time.Now(),
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})
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stats, err := view.RetrieveData(ServerRequestCountView.Name)
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if err != nil {
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t.Fatal(err)
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}
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traces := te.buffer
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if got, want := len(stats), 1; got != want {
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t.Errorf("Got %v stats; want %v", got, want)
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}
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if got, want := len(traces), 1; got != want {
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t.Errorf("Got %v traces; want %v", got, want)
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}
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// Cleanup.
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view.Unsubscribe(ServerRequestCountView)
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}
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type traceExporter struct {
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buffer []*trace.SpanData
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}
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func (e *traceExporter) ExportSpan(sd *trace.SpanData) {
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e.buffer = append(e.buffer, sd)
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}
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