mirror of
https://gitee.com/milvus-io/milvus.git
synced 2025-12-06 09:08:43 +08:00
19e5e9f910
issue: #43897 - Return LastConfirmedMessageID when wal append operation. - Add resource-key-based locker for broadcast-ack operation to protect the coord state when executing ddl. - Resource-key-based locker is held until the broadcast operation is acked. - ResourceKey support shared and exclusive lock. - Add FastAck execute ack right away after the broadcast done to speed up ddl. - Ack callback will support broadcast message result now. - Add tombstone for broadcaster to avoid to repeatedly commit DDL and ABA issue. --------- Signed-off-by: chyezh <chyezh@outlook.com>
132 lines
2.3 KiB
Go
132 lines
2.3 KiB
Go
package lock
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import (
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"sync"
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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 TestKeyLock(t *testing.T) {
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keys := []string{"Milvus", "Blazing", "Fast"}
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keyLock := NewKeyLock[string]()
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keyLock.Lock(keys[0])
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keyLock.Lock(keys[1])
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keyLock.Lock(keys[2])
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// should work
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wg := sync.WaitGroup{}
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wg.Add(2)
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go func() {
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keyLock.Lock(keys[0])
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keyLock.Unlock(keys[0])
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wg.Done()
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}()
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go func() {
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keyLock.Lock(keys[0])
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keyLock.Unlock(keys[0])
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wg.Done()
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}()
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assert.Equal(t, keyLock.size(), 3)
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time.Sleep(10 * time.Millisecond)
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keyLock.Unlock(keys[0])
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keyLock.Unlock(keys[1])
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keyLock.Unlock(keys[2])
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wg.Wait()
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assert.Equal(t, keyLock.size(), 0)
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}
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func TestKeyRLock(t *testing.T) {
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keys := []string{"Milvus", "Blazing", "Fast"}
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keyLock := NewKeyLock[string]()
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keyLock.RLock(keys[0])
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keyLock.RLock(keys[0])
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// should work
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wg := sync.WaitGroup{}
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wg.Add(1)
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go func() {
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keyLock.Lock(keys[0])
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keyLock.Unlock(keys[0])
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wg.Done()
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}()
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time.Sleep(10 * time.Millisecond)
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keyLock.RUnlock(keys[0])
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keyLock.RUnlock(keys[0])
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wg.Wait()
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assert.Equal(t, keyLock.size(), 0)
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}
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func TestNewKeyLock(t *testing.T) {
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keyLock := NewKeyLock[string]()
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keyLock.Lock("a")
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keyLock.Lock("b")
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keyLock.Unlock("a")
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keyLock.Unlock("b")
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assert.Equal(t, 0, keyLock.size())
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keyLock.keyLocksMutex.Lock()
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keyLen := len(keyLock.refLocks)
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keyLock.keyLocksMutex.Unlock()
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assert.Equal(t, 0, keyLen)
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}
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func TestKeyLockTryLock(t *testing.T) {
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keyLock := NewKeyLock[string]()
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ok := keyLock.TryLock("a")
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assert.True(t, ok)
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ok = keyLock.TryLock("b")
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assert.True(t, ok)
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ok = keyLock.TryLock("a")
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assert.False(t, ok)
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ok = keyLock.TryLock("b")
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assert.False(t, ok)
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ok = keyLock.TryRLock("a")
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assert.False(t, ok)
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ok = keyLock.TryRLock("b")
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assert.False(t, ok)
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assert.Equal(t, 2, keyLock.size())
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keyLock.Unlock("a")
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keyLock.Unlock("b")
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assert.Zero(t, keyLock.size())
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ok = keyLock.TryRLock("a")
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assert.True(t, ok)
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ok = keyLock.TryRLock("b")
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assert.True(t, ok)
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ok = keyLock.TryLock("a")
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assert.False(t, ok)
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ok = keyLock.TryLock("b")
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assert.False(t, ok)
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ok = keyLock.TryRLock("a")
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assert.True(t, ok)
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ok = keyLock.TryRLock("b")
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assert.True(t, ok)
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assert.Equal(t, 2, keyLock.size())
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keyLock.RUnlock("a")
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keyLock.RUnlock("b")
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assert.Equal(t, 2, keyLock.size())
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keyLock.RUnlock("a")
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keyLock.RUnlock("b")
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assert.Equal(t, 0, keyLock.size())
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}
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