110 lines
2.0 KiB
Go
110 lines
2.0 KiB
Go
package rpc
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import (
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"context"
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"os"
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"sync"
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"testing"
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"forge.cadoles.com/arcad/edge/pkg/app"
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"forge.cadoles.com/arcad/edge/pkg/bus"
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"forge.cadoles.com/arcad/edge/pkg/bus/memory"
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"forge.cadoles.com/arcad/edge/pkg/module"
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"github.com/pkg/errors"
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"gitlab.com/wpetit/goweb/logger"
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)
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func TestServerExecDeadlock(t *testing.T) {
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if testing.Verbose() {
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logger.SetLevel(logger.LevelDebug)
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}
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b := memory.NewBus(memory.WithBufferSize(1))
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server := app.NewServer(
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module.ConsoleModuleFactory(),
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ModuleFactory(b),
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module.LifecycleModuleFactory(),
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)
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data, err := os.ReadFile("testdata/deadlock.js")
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if err != nil {
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t.Fatalf("%+v", errors.WithStack(err))
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}
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ctx := context.Background()
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t.Log("starting server")
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if err := server.Start(ctx, "deadlock.js", string(data)); err != nil {
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t.Fatalf("%+v", errors.WithStack(err))
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}
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defer server.Stop()
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t.Log("server started")
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count := 100
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delay := 100
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var wg sync.WaitGroup
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wg.Add(count)
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for i := 0; i < count; i++ {
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go func(i int) {
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defer wg.Done()
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t.Logf("calling %d", i)
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isCanceled := i%2 == 0
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var ctx context.Context
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if isCanceled {
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canceledCtx, cancel := context.WithCancel(context.Background())
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cancel()
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ctx = canceledCtx
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} else {
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ctx = context.Background()
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}
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env := NewRequestEnvelope(ctx, "doSomethingLong", map[string]any{
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"i": i,
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"delay": delay,
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})
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t.Logf("publishing envelope #%d", i)
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reply, err := b.Request(ctx, env)
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if err != nil {
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if errors.Is(err, context.Canceled) && isCanceled {
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return
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}
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if errors.Is(err, bus.ErrNoResponse) && isCanceled {
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return
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}
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t.Errorf("%+v", errors.WithStack(err))
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return
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}
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result, ok := reply.Message().(int64)
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if !ok {
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t.Errorf("response.Result: expected type '%T', got '%T'", int64(0), reply.Message())
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return
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}
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if e, g := i, int(result); e != g {
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t.Errorf("response.Result: expected '%v', got '%v'", e, g)
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return
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}
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}(i)
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}
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wg.Wait()
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}
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