@BeforeClass
public void setup() {
writer = new MockDBCellValueWriter();
StringValueCell cell1 = new StringValueCell("name", "brian", "info");
StringValueCell cell2 = new StringValueCell("age", "11", "info");
StringValueCell cell3 = new StringValueCell("height", "6ft", "info");
CellGroup<StringValueCell> row1 = new CellGroup<StringValueCell>("row1");
row1.addCell(cell1);
row1.addCell(cell2);
row1.addCell(cell3);
CellGroup<StringValueCell> row2 = new CellGroup<StringValueCell>("row2");
row2.addCell(cell1);
row2.addCell(cell2);
row2.addCell(cell3);
StringValueCell cell4 = new StringValueCell("age", "13", "cf");
StringValueCell cell5 = new StringValueCell("siblings", "1", "cf");
CellGroup<StringValueCell> row3 = new CellGroup<StringValueCell>("row3");
row3.addCell(cell4);
row3.addCell(cell5);
CellGroup<StringValueCell> row4 = new CellGroup<StringValueCell>("row4");