clair/database/pgsql/pgsession_test.go

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// Copyright 2019 clair authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package pgsql
import (
"sync"
"testing"
"github.com/stretchr/testify/assert"
"github.com/coreos/clair/database/pgsql/namespace"
"github.com/coreos/clair/database/pgsql/testutil"
)
const (
numVulnerabilities = 100
numFeatures = 100
)
func TestConcurrency(t *testing.T) {
db, cleanup := testutil.CreateTestDB(t, "concurrency")
defer cleanup()
var wg sync.WaitGroup
// there's a limit on the number of concurrent connections in the pool
wg.Add(30)
for i := 0; i < 30; i++ {
go func() {
defer wg.Done()
nsNamespaces := testutil.GenRandomNamespaces(t, 100)
tx, err := db.Begin()
if err != nil {
panic(err)
}
assert.Nil(t, namespace.PersistNamespaces(tx, nsNamespaces))
if err := tx.Commit(); err != nil {
panic(err)
}
}()
}
wg.Wait()
}