@Test
public void arrayOfArraysNoHeader() {

  String json =
      "[[1453438800000,-2.1448117025014],[1454043600000,-2.9763153817574],[1454648400000,-2.9545283436391]]";
  Table table = Table.read().string(json, "json");
  assertEquals(2, table.columnCount());
  assertEquals(3, table.rowCount());
  assertEquals(ColumnType.LONG, table.columnTypes()[0]);
}