mirror of
https://github.com/Luzifer/nginx-sso.git
synced 2024-12-21 05:11:17 +00:00
336 lines
8.4 KiB
Go
336 lines
8.4 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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//
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package ocgrpc
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import (
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"testing"
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"go.opencensus.io/trace"
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"golang.org/x/net/context"
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"go.opencensus.io/stats/view"
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"go.opencensus.io/tag"
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"google.golang.org/grpc/codes"
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"google.golang.org/grpc/stats"
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"google.golang.org/grpc/status"
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)
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func TestServerDefaultCollections(t *testing.T) {
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k1, _ := tag.NewKey("k1")
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k2, _ := tag.NewKey("k2")
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type tagPair struct {
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k tag.Key
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v string
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}
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type wantData struct {
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v func() *view.View
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rows []*view.Row
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}
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type rpc struct {
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tags []tagPair
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tagInfo *stats.RPCTagInfo
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inPayloads []*stats.InPayload
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outPayloads []*stats.OutPayload
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end *stats.End
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}
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type testCase struct {
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label string
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rpcs []*rpc
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wants []*wantData
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}
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tcs := []testCase{
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{
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"1",
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[]*rpc{
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{
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[]tagPair{{k1, "v1"}},
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&stats.RPCTagInfo{FullMethodName: "/package.service/method"},
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[]*stats.InPayload{
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{Length: 10},
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},
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[]*stats.OutPayload{
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{Length: 10},
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},
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&stats.End{Error: nil},
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},
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},
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[]*wantData{
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{
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func() *view.View { return ServerReceivedMessagesPerRPCView },
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[]*view.Row{
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{
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Tags: []tag.Tag{
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{Key: KeyServerMethod, Value: "package.service/method"},
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},
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Data: newDistributionData([]int64{0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 1, 1, 1, 1, 0),
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},
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},
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},
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{
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func() *view.View { return ServerSentMessagesPerRPCView },
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[]*view.Row{
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{
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Tags: []tag.Tag{
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{Key: KeyServerMethod, Value: "package.service/method"},
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},
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Data: newDistributionData([]int64{0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 1, 1, 1, 1, 0),
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},
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},
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},
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{
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func() *view.View { return ServerReceivedBytesPerRPCView },
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[]*view.Row{
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{
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Tags: []tag.Tag{
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{Key: KeyServerMethod, Value: "package.service/method"},
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},
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Data: newDistributionData([]int64{1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 1, 10, 10, 10, 0),
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},
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},
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},
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{
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func() *view.View { return ServerSentBytesPerRPCView },
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[]*view.Row{
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{
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Tags: []tag.Tag{
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{Key: KeyServerMethod, Value: "package.service/method"},
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},
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Data: newDistributionData([]int64{1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 1, 10, 10, 10, 0),
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},
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},
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},
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},
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},
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{
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"2",
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[]*rpc{
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{
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[]tagPair{{k1, "v1"}},
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&stats.RPCTagInfo{FullMethodName: "/package.service/method"},
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[]*stats.InPayload{
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{Length: 10},
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},
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[]*stats.OutPayload{
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{Length: 10},
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{Length: 10},
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{Length: 10},
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},
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&stats.End{Error: nil},
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},
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{
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[]tagPair{{k1, "v11"}},
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&stats.RPCTagInfo{FullMethodName: "/package.service/method"},
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[]*stats.InPayload{
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{Length: 10},
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{Length: 10},
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},
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[]*stats.OutPayload{
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{Length: 10},
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{Length: 10},
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},
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&stats.End{Error: status.Error(codes.Canceled, "canceled")},
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},
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},
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[]*wantData{
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{
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func() *view.View { return ServerReceivedMessagesPerRPCView },
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[]*view.Row{
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{
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Tags: []tag.Tag{
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{Key: KeyServerMethod, Value: "package.service/method"},
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},
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Data: newDistributionData([]int64{0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 2, 1, 2, 1.5, 0.5),
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},
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},
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},
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{
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func() *view.View { return ServerSentMessagesPerRPCView },
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[]*view.Row{
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{
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Tags: []tag.Tag{
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{Key: KeyServerMethod, Value: "package.service/method"},
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},
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Data: newDistributionData([]int64{0, 0, 2, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 2, 2, 3, 2.5, 0.5),
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},
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},
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},
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},
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},
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{
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"3",
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[]*rpc{
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{
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[]tagPair{{k1, "v1"}},
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&stats.RPCTagInfo{FullMethodName: "/package.service/method"},
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[]*stats.InPayload{
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{Length: 1},
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},
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[]*stats.OutPayload{
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{Length: 1},
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{Length: 1024},
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{Length: 65536},
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},
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&stats.End{Error: nil},
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},
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{
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[]tagPair{{k1, "v1"}, {k2, "v2"}},
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&stats.RPCTagInfo{FullMethodName: "/package.service/method"},
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[]*stats.InPayload{
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{Length: 1024},
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},
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[]*stats.OutPayload{
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{Length: 4096},
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{Length: 16384},
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},
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&stats.End{Error: status.Error(codes.Aborted, "aborted")},
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},
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{
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[]tagPair{{k1, "v11"}, {k2, "v22"}},
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&stats.RPCTagInfo{FullMethodName: "/package.service/method"},
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[]*stats.InPayload{
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{Length: 2048},
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{Length: 16384},
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},
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[]*stats.OutPayload{
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{Length: 2048},
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{Length: 4096},
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{Length: 16384},
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},
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&stats.End{Error: status.Error(codes.Canceled, "canceled")},
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},
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},
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[]*wantData{
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{
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func() *view.View { return ServerReceivedMessagesPerRPCView },
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[]*view.Row{
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{
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Tags: []tag.Tag{
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{Key: KeyServerMethod, Value: "package.service/method"},
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},
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Data: newDistributionData([]int64{0, 2, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 3, 1, 2, 1.333333333, 0.333333333*2),
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},
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},
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},
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{
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func() *view.View { return ServerSentMessagesPerRPCView },
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[]*view.Row{
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{
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Tags: []tag.Tag{
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{Key: KeyServerMethod, Value: "package.service/method"},
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},
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Data: newDistributionData([]int64{0, 0, 3, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 3, 2, 3, 2.666666666, 0.333333333*2),
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},
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},
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},
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{
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func() *view.View { return ServerReceivedBytesPerRPCView },
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[]*view.Row{
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{
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Tags: []tag.Tag{
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{Key: KeyServerMethod, Value: "package.service/method"},
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},
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Data: newDistributionData([]int64{1, 1, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0}, 3, 1, 18432, 6485.6666667, 2.1459558466666667e+08),
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},
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},
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},
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{
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func() *view.View { return ServerSentBytesPerRPCView },
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[]*view.Row{
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{
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Tags: []tag.Tag{
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{Key: KeyServerMethod, Value: "package.service/method"},
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},
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Data: newDistributionData([]int64{0, 0, 0, 0, 2, 1, 0, 0, 0, 0, 0, 0, 0, 0}, 3, 20480, 66561, 36523, 1.355519318e+09),
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},
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},
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},
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},
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},
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}
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views := append(DefaultServerViews[:], ServerReceivedMessagesPerRPCView, ServerSentMessagesPerRPCView)
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for _, tc := range tcs {
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if err := view.Register(views...); err != nil {
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t.Fatal(err)
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}
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h := &ServerHandler{}
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h.StartOptions.Sampler = trace.NeverSample()
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for _, rpc := range tc.rpcs {
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mods := []tag.Mutator{}
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for _, t := range rpc.tags {
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mods = append(mods, tag.Upsert(t.k, t.v))
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}
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ctx, err := tag.New(context.Background(), mods...)
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if err != nil {
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t.Errorf("%q: NewMap = %v", tc.label, err)
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}
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encoded := tag.Encode(tag.FromContext(ctx))
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ctx = stats.SetTags(context.Background(), encoded)
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ctx = h.TagRPC(ctx, rpc.tagInfo)
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for _, in := range rpc.inPayloads {
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h.HandleRPC(ctx, in)
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}
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for _, out := range rpc.outPayloads {
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h.HandleRPC(ctx, out)
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}
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h.HandleRPC(ctx, rpc.end)
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}
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for _, wantData := range tc.wants {
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gotRows, err := view.RetrieveData(wantData.v().Name)
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if err != nil {
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t.Errorf("%q: RetrieveData (%q) = %v", tc.label, wantData.v().Name, err)
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continue
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}
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for _, gotRow := range gotRows {
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if !containsRow(wantData.rows, gotRow) {
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t.Errorf("%q: unwanted row for view %q: %v", tc.label, wantData.v().Name, gotRow)
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break
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}
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}
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for _, wantRow := range wantData.rows {
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if !containsRow(gotRows, wantRow) {
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t.Errorf("%q: missing row for view %q: %v", tc.label, wantData.v().Name, wantRow)
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break
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}
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}
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}
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// Unregister views to cleanup.
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view.Unregister(views...)
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}
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}
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func newDistributionData(countPerBucket []int64, count int64, min, max, mean, sumOfSquaredDev float64) *view.DistributionData {
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return &view.DistributionData{
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Count: count,
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Min: min,
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Max: max,
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Mean: mean,
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SumOfSquaredDev: sumOfSquaredDev,
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CountPerBucket: countPerBucket,
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}
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}
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