vitess-gh/go/pools/numbered_test.go

85 строки
2.0 KiB
Go

// Copyright 2012, Google Inc. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.
package pools
import (
"testing"
"time"
)
func TestNumbered(t *testing.T) {
id := int64(0)
p := NewNumbered()
var err error
if err = p.Register(id, id); err != nil {
t.Errorf("Error %v", err)
}
if err = p.Register(id, id); err.Error() != "already present" {
t.Errorf("want 'already present', got '%v'", err)
}
var v interface{}
if v, err = p.Get(id, "test"); err != nil {
t.Errorf("Error %v", err)
}
if v.(int64) != id {
t.Errorf("want %v, got %v", id, v.(int64))
}
if v, err = p.Get(id, "test1"); err.Error() != "in use: test" {
t.Errorf("want 'in use: test', got '%v'", err)
}
p.Put(id)
if v, err = p.Get(1, "test2"); err.Error() != "not found" {
t.Errorf("want 'not found', got '%v'", err)
}
p.Unregister(1) // Should not fail
p.Unregister(0)
// p is now empty
p.Register(id, id)
id++
p.Register(id, id)
time.Sleep(300 * time.Millisecond)
id++
p.Register(id, id)
time.Sleep(100 * time.Millisecond)
// p has 0, 1, 2 (0 & 1 are aged)
vals := p.GetOutdated(200*time.Millisecond, "by outdated")
if len(vals) != 2 {
t.Errorf("want 2, got %v", len(vals))
}
if v, err = p.Get(vals[0].(int64), "test1"); err.Error() != "in use: by outdated" {
t.Errorf("want 'in use: by outdated', got '%v'", err)
}
for _, v := range vals {
p.Put(v.(int64))
}
time.Sleep(100 * time.Millisecond)
// p has 0, 1, 2 (2 is idle)
vals = p.GetIdle(200*time.Millisecond, "by idle")
if len(vals) != 1 {
t.Errorf("want 1, got %v", len(vals))
}
if v, err = p.Get(vals[0].(int64), "test1"); err.Error() != "in use: by idle" {
t.Errorf("want 'in use: by idle', got '%v'", err)
}
if vals[0].(int64) != 2 {
t.Errorf("want 2, got %v", vals[0])
}
p.Unregister(vals[0].(int64))
// p has 0 & 1
if p.Size() != 2 {
t.Errorf("want 2, got %v", p.Size())
}
go func() {
p.Unregister(0)
p.Unregister(1)
}()
p.WaitForEmpty()
}