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go-micro/function_test.go

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package micro
import (
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"context"
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"sync"
"testing"
proto "github.com/micro/go-micro/v2/debug/service/proto"
"github.com/micro/go-micro/v2/registry/memory"
"github.com/micro/go-micro/v2/util/test"
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)
func TestFunction(t *testing.T) {
var wg sync.WaitGroup
wg.Add(1)
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r := memory.NewRegistry(memory.Services(test.Data))
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// create service
fn := NewFunction(
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Registry(r),
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Name("test.function"),
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AfterStart(func() error {
wg.Done()
return nil
}),
)
// we can't test fn.Init as it parses the command line
// fn.Init()
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ch := make(chan error, 2)
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go func() {
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// run service
ch <- fn.Run()
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}()
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// wait for start
wg.Wait()
// test call debug
req := fn.Client().NewRequest(
"test.function",
"Debug.Health",
new(proto.HealthRequest),
)
rsp := new(proto.HealthResponse)
err := fn.Client().Call(context.TODO(), req, rsp)
if err != nil {
t.Fatal(err)
}
if rsp.Status != "ok" {
t.Fatalf("function response: %s", rsp.Status)
}
if err := <-ch; err != nil {
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t.Fatal(err)
}
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}