message: make this test more robust to other things in the index
diff: @@ -172,7 +172,9 @@ describe('elasticsearch/searcher', function() {
  let { models } = await searcher.search('master', {
  page: { size: 1000 }
  });
  - expect(models).to.have.length(fixtures.length + 20 + env.schemaCache.seedModels.length);
  + expect(models.filter(m => m.type === 'comments')).to.have.length(20);
  + expect(models.filter(m => m.type === 'people')).to.have.length(2);
  + expect(models.filter(m => m.type === 'articles')).to.have.length(1);
  });
  it('can be searched via queryString', async function() {
  