56 lines
1.2 KiB
Go
56 lines
1.2 KiB
Go
package pgsql
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import (
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"testing"
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"time"
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"github.com/stretchr/testify/assert"
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)
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func TestLock(t *testing.T) {
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datastore, err := OpenForTest("InsertNamespace", false)
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if err != nil {
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t.Error(err)
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return
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}
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defer datastore.Close()
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var l bool
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var et time.Time
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// Create a first lock.
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l, _ = datastore.Lock("test1", "owner1", time.Minute, false)
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assert.True(t, l)
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// Try to lock the same lock with another owner.
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l, _ = datastore.Lock("test1", "owner2", time.Minute, true)
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assert.False(t, l)
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l, _ = datastore.Lock("test1", "owner2", time.Minute, false)
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assert.False(t, l)
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// Renew the lock.
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l, _ = datastore.Lock("test1", "owner1", 2*time.Minute, true)
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assert.True(t, l)
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// Unlock and then relock by someone else.
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datastore.Unlock("test1", "owner1")
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l, et = datastore.Lock("test1", "owner2", time.Minute, false)
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assert.True(t, l)
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// LockInfo
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o, et2, err := datastore.FindLock("test1")
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assert.Nil(t, err)
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assert.Equal(t, "owner2", o)
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assert.Equal(t, et.Second(), et2.Second())
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// Create a second lock which is actually already expired ...
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l, _ = datastore.Lock("test2", "owner1", -time.Minute, false)
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assert.True(t, l)
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// Take over the lock
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l, _ = datastore.Lock("test2", "owner2", time.Minute, false)
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assert.True(t, l)
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}
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