def test_set_dimensions__marks_dirty(self):
g = Grid([[Text('a')]])
with self.assertMarksDirty(g):
g.n_rows = 2
with self.assertMarksDirty(g):
g.n_rows = 0
with self.assertMarksDirty(g):
g.n_rows = 1
with self.assertMarksDirty(g):
g.n_columns = 2
with self.assertMarksDirty(g):
g.n_columns = 0
with self.assertMarksDirty(g):
g.n_columns = 1
def test_set_dimensions__marks_dirty(self):
g = Grid([[Text('a')]])
with self.assertMarksDirty(g):
g.n_rows = 2
with self.assertMarksDirty(g):
g.n_rows = 0
with self.assertMarksDirty(g):
g.n_rows = 1
with self.assertMarksDirty(g):
g.n_columns = 2
with self.assertMarksDirty(g):
g.n_columns = 0
with self.assertMarksDirty(g):
g.n_columns = 1
def test_set_n_columns(self):
a, b, c, d = Text('a'), Text('b'), Text('c'), Text('d')
g = Grid([[a, b], [c, d]])
g.n_columns = 1
self.assertEqual(g, a.parent)
self.assertEqual(g, c.parent)
self.assertIsNone(b.parent)
self.assertIsNone(d.parent)
self.assertEqual([a,c], list(g.children))
self.assertEqual(1, g.n_columns)
with self.assertRaises(IndexError):
g[0,1]
self.assertUnstyledHTMLLike(grid_of_text_xml(['a'],['c']), g)
g.n_columns = 2
self.assertIsNone(g[0,1])
self.assertEqual([a,c], list(g.children))
g[0,1] = b
self.assertEqual(g, b.parent)
self.assertEqual([a,b,c], list(g.children))
self.assertUnstyledHTMLLike(grid_of_text_xml(['a','b'], ['c', None]), g)
def test_set_n_columns(self):
a, b, c, d = Text('a'), Text('b'), Text('c'), Text('d')
g = Grid([[a, b], [c, d]])
g.n_columns = 1
self.assertEqual(g, a.parent)
self.assertEqual(g, c.parent)
self.assertIsNone(b.parent)
self.assertIsNone(d.parent)
self.assertEqual([a, c], list(g.children))
self.assertEqual(1, g.n_columns)
with self.assertRaises(IndexError):
g[0, 1]
self.assertUnstyledHTMLLike(grid_of_text_xml(['a'], ['c']), g)
g.n_columns = 2
self.assertIsNone(g[0, 1])
self.assertEqual([a, c], list(g.children))
g[0, 1] = b
self.assertEqual(g, b.parent)
self.assertEqual([a, b, c], list(g.children))
self.assertUnstyledHTMLLike(grid_of_text_xml(['a', 'b'], ['c', None]),
g)
def test_set_n_columns_to_0(self):
g = Grid(n_rows=1, n_columns=2)
g.n_columns = 0
self.assertUnstyledHTMLLike('<table><tr></tr></table>', g)
g.n_columns = 1
self.assertUnstyledHTMLLike('<table><tr><td /></tr></table>', g)
def test_set_n_columns_to_0(self):
g = Grid(n_rows=1, n_columns=2)
g.n_columns = 0
self.assertUnstyledHTMLLike('<table><tr></tr></table>', g)
g.n_columns = 1
self.assertUnstyledHTMLLike('<table><tr><td /></tr></table>', g)