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tests.go
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tests.go
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// Package tests contains tests for go-orb/plugins/client/*.
package tests
import (
"context"
"fmt"
"net/url"
"os"
"path/filepath"
"time"
"github.com/go-orb/go-orb/client"
"github.com/go-orb/go-orb/config"
"github.com/go-orb/go-orb/log"
"github.com/go-orb/go-orb/registry"
"github.com/go-orb/go-orb/types"
"github.com/go-orb/plugins/client/tests/proto"
"github.com/stretchr/testify/suite"
"golang.org/x/exp/slices"
)
//nolint:gochecknoglobals
var (
ServiceName = types.ServiceName("org.orb.svc.service")
DefaultRequests = []TestRequest{
{
Name: "32byte",
Endpoint: "echo.Streams/Call",
Request: &proto.CallRequest{
Name: "32byte",
},
Response: &proto.CallResponse{
Msg: "",
},
URL: "t",
},
// {
// Name: "raw-json",
// Endpoint: "echo.Streams/Call",
// ContentType: "application/json",
// Request: `{"name": "Alex"}`,
// Response: &proto.CallResponse{
// Msg: "Hello Alex",
// },
// },
{
Name: "default codec with URL",
Endpoint: "echo.Streams/Call",
Request: &proto.CallRequest{
Name: "Alex",
},
Response: &proto.CallResponse{
Msg: "Hello Alex",
},
URL: "t",
},
{
Name: "default codec",
Endpoint: "echo.Streams/Call",
Request: &proto.CallRequest{
Name: "Alex",
},
Response: &proto.CallResponse{
Msg: "Hello Alex",
},
},
{
Name: "proto",
Endpoint: "echo.Streams/Call",
ContentType: "application/x-protobuf",
Request: &proto.CallRequest{
Name: "Alex",
},
Response: &proto.CallResponse{
Msg: "Hello Alex",
},
},
{
Name: "json",
Endpoint: "echo.Streams/Call",
ContentType: "application/json",
Request: &proto.CallRequest{
Name: "Alex",
},
Response: &proto.CallResponse{
Msg: "Hello Alex",
},
},
{
Name: "error request",
Endpoint: "echo.Streams/Call",
Error: true,
Request: &proto.CallRequest{
Name: "error",
},
Response: &proto.CallResponse{
Msg: "Hello Alex",
},
},
}
)
// TestSuite runs a bunch of tests.
type TestSuite struct {
suite.Suite
// The path of plugins/
PluginsRoot string
// Transports is the list of preferred transports for all requests
Transports []string
// Requests is the requests to make.
Requests []TestRequest
logger log.Logger
registry registry.Type
serverRunner *PackageRunner
client client.Type
// To create more clients in Benchmarks.
clientName types.ServiceName
configData types.ConfigData
}
// NewSuite creates a new test suite.
func NewSuite(pluginsRoot string, transports []string, requests ...TestRequest) *TestSuite {
s := new(TestSuite)
s.PluginsRoot = pluginsRoot
s.Transports = transports
if len(requests) == 0 {
s.Requests = DefaultRequests
}
return s
}
// TestRequest contains all informations to run a test request.
type TestRequest struct {
Name string
Service string
Endpoint string
// PreferredTransports overwrites the list of preferred transports.
PreferredTransports []string
// ContentType overwrites the client's content-type.
ContentType string
// URL when set bypasses the registry.
URL string
// Expect an error?
Error bool
Request any
Response any
}
// SetupSuite setups the test suite.
func (s *TestSuite) SetupSuite() {
version := types.ServiceVersion("v1.0.0")
cURLs := []*url.URL{}
curl, err := url.Parse(fmt.Sprintf("file://%s", filepath.Join(s.PluginsRoot, "client/tests/cmd/tests_server/config.yaml")))
s.Require().NoError(err, "while parsing a url")
cURLs = append(cURLs, curl)
cfgData, err := config.Read(cURLs, nil)
if err != nil {
s.Require().NoError(err, "while parsing a config")
}
s.configData = cfgData
s.clientName = types.ServiceName("org.orb.svc.client")
// Logger
logger, err := log.ProvideLogger(s.clientName, cfgData)
s.Require().NoError(err, "while setting up logger")
s.Require().NoError(logger.Start())
s.logger = logger
// Registry
reg, err := registry.ProvideRegistry(s.clientName, version, cfgData, logger)
if err != nil {
s.Require().NoError(err, "while creating a registry")
}
s.Require().NoError(reg.Start())
s.registry = reg
// Client
c, err := client.ProvideClient(s.clientName, cfgData, logger, reg)
if err != nil {
s.Require().NoError(err, "while creating a client")
}
s.Require().NoError(c.Start())
s.client = c
if len(s.Transports) == 0 {
s.Transports = s.client.Config().PreferredTransports
}
// Start a server
pro := []PackageRunnerOption{
// WithNumProcesses(5),
// WithRunEnv("GOMAXPROCS=1"),
WithRunEnv("GOMAXPROCS=" + os.Getenv("GOMAXPROCS")),
WithArgs("--config", filepath.Join(s.PluginsRoot, "client/tests/cmd/tests_server/config.yaml")),
}
// if logger.Level() <= slog.LevelDebug {
pro = append(pro, WithStdOut(os.Stdout), WithStdErr(os.Stderr))
// }
s.serverRunner = NewPackageRunner(
logger,
"github.com/go-orb/plugins/client/tests/cmd/tests_server",
"",
pro...,
)
s.Require().NoError(s.serverRunner.Build())
s.Require().NoError(s.serverRunner.Start())
// Wait for the server to be registered (up to 5 seconds)
for i := 0; i < 5; i++ {
time.Sleep(time.Second)
if _, err = s.client.ResolveService(context.Background(), string(ServiceName), s.Transports...); err == nil {
break
}
}
if err != nil {
s.Require().NoError(err, "failed to wait for the server")
s.Require().NoError(s.serverRunner.Kill(), "while stopping the server sub process")
}
}
// TearDownSuite runs after all tests.
func (s *TestSuite) TearDownSuite() {
ctx := context.Background()
err := s.client.Stop(ctx)
s.Require().NoError(err, "while stopping the client")
err = s.registry.Stop(ctx)
s.Require().NoError(err, "while stopping the registry")
err = s.logger.Stop(ctx)
s.Require().NoError(err, "while stopping the logger")
if s.serverRunner != nil {
s.Require().NoError(s.serverRunner.Kill(), "while stopping the server sub process")
}
}
func (s *TestSuite) doRequest(ctx context.Context, req *TestRequest, c client.Type) {
opts := []client.CallOption{}
if req.ContentType != "" {
opts = append(opts, client.WithContentType(req.ContentType))
}
if req.URL != "" {
opts = append(opts, client.WithURL(req.URL))
}
if len(s.Transports) != 0 {
opts = append(opts, client.WithPreferredTransports(s.Transports...))
}
rsp, err := client.Call[proto.CallResponse](
ctx,
c,
req.Service,
req.Endpoint,
req.Request,
opts...,
)
if req.Error {
s.Require().Error(err)
} else {
s.Require().NoError(err)
s.Equal(req.Response.(*proto.CallResponse).GetMsg(), rsp.GetMsg(), "unexpected response")
}
}
// TestResolveServiceTransport checks if the right transport has been selected.
func (s *TestSuite) TestResolveServiceTransport() {
ctx := context.Background()
nodes, err := s.client.ResolveService(ctx, string(ServiceName), s.Transports...)
s.Require().NoError(err)
node, err := s.client.Config().Selector(ctx, string(ServiceName), nodes, s.Transports, false)
s.Require().NoError(err)
s.Require().True(slices.Contains(s.Transports, node.Transport))
}
// TestRunRequests makes the configured requests.
func (s *TestSuite) TestRunRequests() {
for _, oReq := range s.Requests {
ctx := context.Background()
req := oReq
s.Run(req.Name, func() {
req.Service = string(ServiceName)
if req.URL == "t" {
nodes, err := s.client.ResolveService(ctx, req.Service, s.Transports...)
s.Require().NoError(err)
node, err := s.client.Config().Selector(ctx, req.Service, nodes, s.Transports, false)
s.Require().NoError(err)
req.URL = fmt.Sprintf("%s://%s", node.Transport, node.Address)
}
s.doRequest(ctx, &req, s.client)
})
}
}