coder/coderd/database/pubsub_test.go

70 lines
1.6 KiB
Go

//go:build linux
package database_test
import (
"context"
"database/sql"
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"github.com/coder/coder/coderd/database"
"github.com/coder/coder/coderd/database/postgres"
)
// nolint:tparallel,paralleltest
func TestPubsub(t *testing.T) {
t.Parallel()
if testing.Short() {
t.Skip()
return
}
t.Run("Postgres", func(t *testing.T) {
ctx, cancelFunc := context.WithCancel(context.Background())
defer cancelFunc()
connectionURL, closePg, err := postgres.Open()
require.NoError(t, err)
defer closePg()
db, err := sql.Open("postgres", connectionURL)
require.NoError(t, err)
defer db.Close()
pubsub, err := database.NewPubsub(ctx, db, connectionURL)
require.NoError(t, err)
defer pubsub.Close()
event := "test"
data := "testing"
messageChannel := make(chan []byte)
cancelFunc, err = pubsub.Subscribe(event, func(ctx context.Context, message []byte) {
messageChannel <- message
})
require.NoError(t, err)
defer cancelFunc()
go func() {
err = pubsub.Publish(event, []byte(data))
assert.NoError(t, err)
}()
message := <-messageChannel
assert.Equal(t, string(message), data)
})
t.Run("PostgresCloseCancel", func(t *testing.T) {
ctx, cancelFunc := context.WithCancel(context.Background())
defer cancelFunc()
connectionURL, closePg, err := postgres.Open()
require.NoError(t, err)
defer closePg()
db, err := sql.Open("postgres", connectionURL)
require.NoError(t, err)
defer db.Close()
pubsub, err := database.NewPubsub(ctx, db, connectionURL)
require.NoError(t, err)
defer pubsub.Close()
cancelFunc()
})
}