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StackSender forwards beam messages to a dynamic list of backend receivers. New backends are stacked on top. When a message is sent, each backend is tried until one succeeds. Any failing backends encountered along the way are removed from the queue. Signed-off-by: Solomon Hykes <solomon@docker.com>
34 lines
607 B
Go
34 lines
607 B
Go
package inmem
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import (
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"github.com/dotcloud/docker/pkg/testutils"
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"strings"
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"testing"
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)
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func TestSendStack(t *testing.T) {
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r, w := Pipe()
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defer r.Close()
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defer w.Close()
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s := NewStackSender()
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s.Add(w)
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testutils.Timeout(t, func() {
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go func() {
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msg, _, _, err := r.Receive(0)
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if err != nil {
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t.Fatal(err)
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}
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if msg.Name != "hello" {
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t.Fatalf("%#v", msg)
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}
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if strings.Join(msg.Args, " ") != "wonderful world" {
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t.Fatalf("%#v", msg)
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}
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}()
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_, _, err := s.Send(&Message{"hello", []string{"wonderful", "world"}, nil}, 0)
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if err != nil {
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t.Fatal(err)
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}
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})
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}
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