36 lines
564 B
Go
36 lines
564 B
Go
package structs
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import (
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"fmt"
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"testing"
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"time"
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)
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func TestBatchFuture(t *testing.T) {
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t.Parallel()
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bf := NewBatchFuture()
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// Async respond to the future
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expect := fmt.Errorf("testing")
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go func() {
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time.Sleep(10 * time.Millisecond)
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bf.Respond(1000, expect)
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}()
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// Block for the result
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start := time.Now()
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err := bf.Wait()
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diff := time.Since(start)
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if diff < 5*time.Millisecond {
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t.Fatalf("too fast")
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}
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// Check the results
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if err != expect {
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t.Fatalf("bad: %s", err)
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}
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if bf.Index() != 1000 {
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t.Fatalf("bad: %d", bf.Index())
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}
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}
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