public async Task <PostgresStreamStoreFixture> Get(
ITestOutputHelper outputHelper,
string schema = "dbo")
{
var fixturePool = _fixturePoolBySchema.GetOrAdd(
schema,
_ => new ConcurrentQueue <PostgresStreamStoreFixture>());
if (!fixturePool.TryDequeue(out var fixture))
{
var databaseName = $"test_{Guid.NewGuid():n}";
var dockerInstance = new PostgresContainer(databaseName);
await dockerInstance.Start();
await dockerInstance.CreateDatabase();
fixture = new PostgresStreamStoreFixture(
schema,
dockerInstance,
databaseName,
onDispose: () => fixturePool.Enqueue(fixture));
outputHelper.WriteLine($"Using new fixture with db {databaseName}");
}
else
{
outputHelper.WriteLine($"Using pooled fixture with db {fixture.DatabaseName}");
}
await fixture.Prepare();
return(fixture);
}
private async Task PrintPostgresDbVersion(PostgresContainer postgres)
{
using (var connection = new NpgsqlConnection(postgres.GetConnectionString()))
using (var command = new NpgsqlCommand("select version();", connection))
{
await connection.OpenAsync();
var reader = await command.ExecuteReaderAsync();
await reader.ReadAsync();
_testOutput.WriteLine($"Postgres Version: {reader.GetString(0)}");
}
}
public PostgresStreamStoreFixture(
string schema,
PostgresContainer dockerInstance,
string databaseName,
Action onDispose)
{
_onDispose = onDispose;
DatabaseName = databaseName;
var connectionString = dockerInstance.ConnectionString;
_settings = new PostgresStreamStoreSettings(connectionString)
{
Schema = schema,
GetUtcNow = () => GetUtcNow(),
DisableDeletionTracking = false,
ScavengeAsynchronously = false,
};
}
