mattermost-community-enterp.../channels/app/platform/websocket_reliable_test.go
Claude ec1f89217a Merge: Complete Mattermost Server with Community Enterprise
Full Mattermost server source with integrated Community Enterprise features.
Includes vendor directory for offline/air-gapped builds.

Structure:
- enterprise-impl/: Enterprise feature implementations
- enterprise-community/: Init files that register implementations
- enterprise/: Bridge imports (community_imports.go)
- vendor/: All dependencies for offline builds

Build (online):
  go build ./cmd/mattermost

Build (offline/air-gapped):
  go build -mod=vendor ./cmd/mattermost

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
2025-12-17 23:59:07 +09:00

119 lines
3.9 KiB
Go

// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
// See LICENSE.txt for license information.
package platform
import (
"testing"
"github.com/mattermost/mattermost/server/public/model"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
)
func TestMarshalAQ(t *testing.T) {
ps := PlatformService{}
events := []model.WebSocketMessage{
model.NewWebSocketEvent(model.WebsocketEventPosted, "t1", "c1", "u1", nil, ""),
model.NewWebSocketEvent(model.WebsocketEventReactionAdded, "t2", "c1", "u1", nil, ""),
model.NewWebSocketEvent(model.WebsocketEventReactionRemoved, "t3", "c1", "u1", nil, ""),
model.NewWebSocketResponse("hi", 10, nil),
}
aq := make(chan model.WebSocketMessage, 10)
for _, ev := range events {
aq <- ev
}
close(aq)
queue, err := ps.marshalAQ(aq, "connID", "u1")
require.NoError(t, err)
assert.Len(t, queue, 4)
var gotEvents []model.WebSocketMessage
for _, item := range queue {
msg, err := ps.UnmarshalAQItem(item)
require.NoError(t, err)
gotEvents = append(gotEvents, msg)
}
assert.Equal(t, events, gotEvents)
}
func TestMarshalDQ(t *testing.T) {
ps := PlatformService{}
// Nothing in case of dead queue is empty
got, err := ps.marshalDQ([]*model.WebSocketEvent{}, 0, 0)
require.NoError(t, err)
require.Nil(t, got)
events := []*model.WebSocketEvent{
model.NewWebSocketEvent(model.WebsocketEventPosted, "t1", "c1", "u1", nil, ""),
model.NewWebSocketEvent(model.WebsocketEventReactionAdded, "t2", "c1", "u1", nil, "").SetSequence(1),
model.NewWebSocketEvent(model.WebsocketEventReactionRemoved, "t3", "c1", "u1", nil, "").SetSequence(2),
nil,
nil,
}
got, err = ps.marshalDQ(events, 0, 3)
require.NoError(t, err)
require.Len(t, got, 3)
gotEvents, dqPtr, err := ps.UnmarshalDQ(got)
require.NoError(t, err)
assert.Equal(t, 3, dqPtr)
assert.Equal(t, events[:3], gotEvents[:3])
}
func TestUnmarshalDQFullBuffer(t *testing.T) {
ps := PlatformService{}
t.Run("dq full", func(t *testing.T) {
// Create exactly deadQueueSize events
events := make([]*model.WebSocketEvent, deadQueueSize)
for i := range deadQueueSize {
events[i] = model.NewWebSocketEvent(model.WebsocketEventPosted, "t1", "c1", "u1", nil, "").SetSequence(int64(i))
}
// Set up a scenario where the buffer is already filled and has wrapped around
// Use index 0 and simulate that the dqPtr has wrapped around to 0 again
got, err := ps.marshalDQ(events, 0, 0)
require.NoError(t, err)
require.Len(t, got, deadQueueSize)
// Unmarshal the full buffer back
gotEvents, dqPtr, err := ps.UnmarshalDQ(got)
require.NoError(t, err)
// Check that dqPtr wraps around to 0, not deadQueueSize
assert.Equal(t, 0, dqPtr, "dqPtr should be 0 for a full buffer (deadQueueSize % deadQueueSize = 0)")
// Verify all events were unmarshaled correctly
assert.Equal(t, events, gotEvents)
})
t.Run("dq rollover", func(t *testing.T) {
// Alternative test: Create a simulation of the circular buffer behavior
// This test fills up to the max and ensures wraparound works correctly
events := make([]*model.WebSocketEvent, deadQueueSize)
for i := range deadQueueSize {
// Create events with sequence numbers that show wraparound
// Last event will have highest sequence to demonstrate the break condition
// Seq nos: 100 - 228
events[i] = model.NewWebSocketEvent(model.WebsocketEventPosted, "t1", "c1", "u1", nil, "").SetSequence(int64(i + 100))
}
// Marshal only the last entry wrapping to the first to test wraparound detection
got2, err := ps.marshalDQ(events, deadQueueSize-1, 0)
require.NoError(t, err)
require.Len(t, got2, 1) // Just the last element
// Unmarshal this single element
gotEvents2, dqPtr2, err := ps.UnmarshalDQ(got2)
require.NoError(t, err)
assert.Equal(t, 1, dqPtr2, "dqPtr should be 1 for a 1-element buffer (1 % deadQueueSize = 1)")
assert.Equal(t, events[deadQueueSize-1], gotEvents2[0])
})
}