This tests that the number of rows and columns of a grid are correct after adding and removing rows and columns.
Initial count:
PASS: grid.rowCount === 1
PASS: grid.columnCount === 3
Count after adding 3 rows:
PASS: grid.rowCount === 4
PASS: grid.columnCount === 3
Count after clearing data:
PASS: grid.rowCount === 1
PASS: grid.columnCount === 3
Count after adding 3 rows again:
PASS: grid.rowCount === 4
PASS: grid.columnCount === 3

PASS successfullyParsed is true

TEST COMPLETE