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inflight_test.go
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inflight_test.go
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// SPDX-License-Identifier: MIT
// SPDX-FileCopyrightText: 2022 mochi-mqtt, mochi-co
// SPDX-FileContributor: mochi-co
package mqtt
import (
"sync/atomic"
"testing"
"github.com/mochi-mqtt/server/v2/packets"
"github.com/stretchr/testify/require"
)
func TestInflightSet(t *testing.T) {
cl, _, _ := newTestClient()
r := cl.State.Inflight.Set(packets.Packet{PacketID: 1})
require.True(t, r)
require.NotNil(t, cl.State.Inflight.internal[1])
require.NotEqual(t, 0, cl.State.Inflight.internal[1].PacketID)
r = cl.State.Inflight.Set(packets.Packet{PacketID: 1})
require.False(t, r)
}
func TestInflightGet(t *testing.T) {
cl, _, _ := newTestClient()
cl.State.Inflight.Set(packets.Packet{PacketID: 2})
msg, ok := cl.State.Inflight.Get(2)
require.True(t, ok)
require.NotEqual(t, 0, msg.PacketID)
}
func TestInflightGetAllAndImmediate(t *testing.T) {
cl, _, _ := newTestClient()
cl.State.Inflight.Set(packets.Packet{PacketID: 1, Created: 1})
cl.State.Inflight.Set(packets.Packet{PacketID: 2, Created: 2})
cl.State.Inflight.Set(packets.Packet{PacketID: 3, Created: 3, Expiry: -1})
cl.State.Inflight.Set(packets.Packet{PacketID: 4, Created: 4, Expiry: -1})
cl.State.Inflight.Set(packets.Packet{PacketID: 5, Created: 5})
require.Equal(t, []packets.Packet{
{PacketID: 1, Created: 1},
{PacketID: 2, Created: 2},
{PacketID: 3, Created: 3, Expiry: -1},
{PacketID: 4, Created: 4, Expiry: -1},
{PacketID: 5, Created: 5},
}, cl.State.Inflight.GetAll(false))
require.Equal(t, []packets.Packet{
{PacketID: 3, Created: 3, Expiry: -1},
{PacketID: 4, Created: 4, Expiry: -1},
}, cl.State.Inflight.GetAll(true))
}
func TestInflightLen(t *testing.T) {
cl, _, _ := newTestClient()
cl.State.Inflight.Set(packets.Packet{PacketID: 2})
require.Equal(t, 1, cl.State.Inflight.Len())
}
func TestInflightClone(t *testing.T) {
cl, _, _ := newTestClient()
cl.State.Inflight.Set(packets.Packet{PacketID: 2})
require.Equal(t, 1, cl.State.Inflight.Len())
cloned := cl.State.Inflight.Clone()
require.NotNil(t, cloned)
require.NotSame(t, cloned, cl.State.Inflight)
}
func TestInflightDelete(t *testing.T) {
cl, _, _ := newTestClient()
cl.State.Inflight.Set(packets.Packet{PacketID: 3})
require.NotNil(t, cl.State.Inflight.internal[3])
r := cl.State.Inflight.Delete(3)
require.True(t, r)
require.Equal(t, uint16(0), cl.State.Inflight.internal[3].PacketID)
_, ok := cl.State.Inflight.Get(3)
require.False(t, ok)
r = cl.State.Inflight.Delete(3)
require.False(t, r)
}
func TestResetReceiveQuota(t *testing.T) {
i := NewInflights()
require.Equal(t, int32(0), atomic.LoadInt32(&i.maximumReceiveQuota))
require.Equal(t, int32(0), atomic.LoadInt32(&i.receiveQuota))
i.ResetReceiveQuota(6)
require.Equal(t, int32(6), atomic.LoadInt32(&i.maximumReceiveQuota))
require.Equal(t, int32(6), atomic.LoadInt32(&i.receiveQuota))
}
func TestReceiveQuota(t *testing.T) {
i := NewInflights()
i.receiveQuota = 4
i.maximumReceiveQuota = 5
require.Equal(t, int32(5), atomic.LoadInt32(&i.maximumReceiveQuota))
require.Equal(t, int32(4), atomic.LoadInt32(&i.receiveQuota))
// Return 1
i.IncreaseReceiveQuota()
require.Equal(t, int32(5), atomic.LoadInt32(&i.maximumReceiveQuota))
require.Equal(t, int32(5), atomic.LoadInt32(&i.receiveQuota))
// Try to go over max limit
i.IncreaseReceiveQuota()
require.Equal(t, int32(5), atomic.LoadInt32(&i.maximumReceiveQuota))
require.Equal(t, int32(5), atomic.LoadInt32(&i.receiveQuota))
// Reset to max 1
i.ResetReceiveQuota(1)
require.Equal(t, int32(1), atomic.LoadInt32(&i.maximumReceiveQuota))
require.Equal(t, int32(1), atomic.LoadInt32(&i.receiveQuota))
// Take 1
i.DecreaseReceiveQuota()
require.Equal(t, int32(1), atomic.LoadInt32(&i.maximumReceiveQuota))
require.Equal(t, int32(0), atomic.LoadInt32(&i.receiveQuota))
// Try to go below zero
i.DecreaseReceiveQuota()
require.Equal(t, int32(1), atomic.LoadInt32(&i.maximumReceiveQuota))
require.Equal(t, int32(0), atomic.LoadInt32(&i.receiveQuota))
}
func TestResetSendQuota(t *testing.T) {
i := NewInflights()
require.Equal(t, int32(0), atomic.LoadInt32(&i.maximumSendQuota))
require.Equal(t, int32(0), atomic.LoadInt32(&i.sendQuota))
i.ResetSendQuota(6)
require.Equal(t, int32(6), atomic.LoadInt32(&i.maximumSendQuota))
require.Equal(t, int32(6), atomic.LoadInt32(&i.sendQuota))
}
func TestSendQuota(t *testing.T) {
i := NewInflights()
i.sendQuota = 4
i.maximumSendQuota = 5
require.Equal(t, int32(5), atomic.LoadInt32(&i.maximumSendQuota))
require.Equal(t, int32(4), atomic.LoadInt32(&i.sendQuota))
// Return 1
i.IncreaseSendQuota()
require.Equal(t, int32(5), atomic.LoadInt32(&i.maximumSendQuota))
require.Equal(t, int32(5), atomic.LoadInt32(&i.sendQuota))
// Try to go over max limit
i.IncreaseSendQuota()
require.Equal(t, int32(5), atomic.LoadInt32(&i.maximumSendQuota))
require.Equal(t, int32(5), atomic.LoadInt32(&i.sendQuota))
// Reset to max 1
i.ResetSendQuota(1)
require.Equal(t, int32(1), atomic.LoadInt32(&i.maximumSendQuota))
require.Equal(t, int32(1), atomic.LoadInt32(&i.sendQuota))
// Take 1
i.DecreaseSendQuota()
require.Equal(t, int32(1), atomic.LoadInt32(&i.maximumSendQuota))
require.Equal(t, int32(0), atomic.LoadInt32(&i.sendQuota))
// Try to go below zero
i.DecreaseSendQuota()
require.Equal(t, int32(1), atomic.LoadInt32(&i.maximumSendQuota))
require.Equal(t, int32(0), atomic.LoadInt32(&i.sendQuota))
}
func TestNextImmediate(t *testing.T) {
cl, _, _ := newTestClient()
cl.State.Inflight.Set(packets.Packet{PacketID: 1, Created: 1})
cl.State.Inflight.Set(packets.Packet{PacketID: 2, Created: 2})
cl.State.Inflight.Set(packets.Packet{PacketID: 3, Created: 3, Expiry: -1})
cl.State.Inflight.Set(packets.Packet{PacketID: 4, Created: 4, Expiry: -1})
cl.State.Inflight.Set(packets.Packet{PacketID: 5, Created: 5})
pk, ok := cl.State.Inflight.NextImmediate()
require.True(t, ok)
require.Equal(t, packets.Packet{PacketID: 3, Created: 3, Expiry: -1}, pk)
r := cl.State.Inflight.Delete(3)
require.True(t, r)
pk, ok = cl.State.Inflight.NextImmediate()
require.True(t, ok)
require.Equal(t, packets.Packet{PacketID: 4, Created: 4, Expiry: -1}, pk)
r = cl.State.Inflight.Delete(4)
require.True(t, r)
_, ok = cl.State.Inflight.NextImmediate()
require.False(t, ok)
}