message: update test for pg instead of es
diff: @@ -3,7 +3,6 @@ const {
  destroyDefaultEnvironment
  } = require('@cardstack/test-support/env');
  const { Client } = require('pg');
  -const ElasticAssert = require('@cardstack/elasticsearch/test-support');
  const JSONAPIFactory = require('@cardstack/test-support/jsonapi-factory');
  describe('postgresql/indexer', function() {
  @@ -273,8 +272,8 @@ describe('postgresql/indexer', function() {
  let [ { slot_name: abandonedSlot } ] = result.rows;
  // deleting the index will cause the replication slot to be abandoned
  - let ea = new ElasticAssert();
  - await ea.deleteContentIndices();
  + let pgSearchClient = env.lookup(`plugin-client:${require.resolve('@cardstack/pgsearch/client')}`);
  + await pgSearchClient.query('delete from meta where id=$1', [dataSource.id]);
  await env.lookup('hub:indexers').update({ forceRefresh: true });
  result = await client.query('SELECT * FROM pg_replication_slots');
  