63 lines
1.6 KiB
Go
63 lines
1.6 KiB
Go
// Copyright 2017 The go-ethereum Authors
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// This file is part of the go-ethereum library.
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//
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// The go-ethereum library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// The go-ethereum library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with the go-ethereum library. If not, see <http://www.gnu.org/licenses/>.
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package les
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import (
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"testing"
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)
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func TestExecQueue(t *testing.T) {
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var (
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N = 10000
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q = newExecQueue(N)
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counter int
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execd = make(chan int)
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testexit = make(chan struct{})
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)
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defer q.quit()
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defer close(testexit)
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check := func(state string, wantOK bool) {
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c := counter
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counter++
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qf := func() {
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select {
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case execd <- c:
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case <-testexit:
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}
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}
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if q.canQueue() != wantOK {
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t.Fatalf("canQueue() == %t for %s", !wantOK, state)
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}
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if q.queue(qf) != wantOK {
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t.Fatalf("canQueue() == %t for %s", !wantOK, state)
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}
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}
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for i := 0; i < N; i++ {
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check("queue below cap", true)
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}
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check("full queue", false)
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for i := 0; i < N; i++ {
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if c := <-execd; c != i {
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t.Fatal("execution out of order")
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}
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}
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q.quit()
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check("closed queue", false)
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}
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