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__license__ = "MIT <http://www.opensource.org/licenses/mit-license.php>"
__author__ = "Tiago Cogumbreiro <cogumbreiro@users.sf.net>"
__copyright__ = "Copyright 2005, Tiago Cogumbreiro"
import unittest
from text import *
class TestLineIterator(unittest.TestCase):
def test_empty(self):
buff = gtk.TextBuffer()
buff.set_text("")
bounds = buff.get_bounds()
iters = list(line_iterator(buff, *bounds))
self.assertEquals(1, len(iters))
assert iters[0].equal(bounds[0])
assert iters[0].equal(bounds[1])
def test_one_line(self):
buff = gtk.TextBuffer()
buff.set_text("\n")
bounds = buff.get_bounds()
iters = list(line_iterator(buff, *bounds))
self.assertEquals(2, len(iters))
assert iters[0].equal(bounds[0])
assert iters[1].equal(bounds[1])
def test_many_lines(self):
buff = gtk.TextBuffer()
buff.set_text("a\nb\nbar")
bounds = buff.get_bounds()
iters = list(line_iterator(buff, *bounds))
self.assertEquals(3, len(iters))
def test_middle_line(self):
buff = gtk.TextBuffer()
buff.set_text("123\n\nbar\ngaz")
start_iter = buff.get_start_iter()
start_iter.forward_chars(1)
end_iter = start_iter.copy()
end_iter.forward_chars(4)
self.assertEquals("23\n\n", buff.get_text(start_iter, end_iter))
iters = list(line_iterator(buff, start_iter, end_iter))
self.assertEquals(3, len(iters))
class TestSelectedLineIterator(unittest.TestCase):
def test_empty(self):
buff = gtk.TextBuffer()
buff.set_text("")
iters = list(selected_line_iterator(buff))
self.assertEquals(0, len(iters))
def test_empty2(self):
buff = gtk.TextBuffer()
buff.set_text("foo\nbar\ngaz")
iters = list(selected_line_iterator(buff))
self.assertEquals(0, len(iters))
def test_middle_line(self):
# In this case we only select the '2'
# The only iterator should be the begining of the first line
buff = gtk.TextBuffer()
buff.set_text("123\nbar\ngaz")
start_iter = buff.get_start_iter()
start_iter.forward_chars(1)
end_iter = start_iter.copy()
end_iter.forward_chars(1)
self.assertEquals("2", buff.get_text(start_iter, end_iter))
buff.select_range(start_iter, end_iter)
self.assertEquals("2", buff.get_text(*buff.get_selection_bounds()))
iters = list(selected_line_iterator(buff))
self.assertEquals(1, len(iters))
assert iters[0].equal(buff.get_start_iter())
def test_middle_line2(self):
# In this case we only select the '23\nb'
# The first iterator should be the begining of the first line
# The second should be the begining of the second line
buff = gtk.TextBuffer()
buff.set_text("123\nbar\ngaz")
start_iter = buff.get_start_iter()
start_iter.forward_chars(1)
end_iter = start_iter.copy()
end_iter.forward_chars(4)
self.assertEquals("23\nb", buff.get_text(start_iter, end_iter))
buff.select_range(start_iter, end_iter)
self.assertEquals("23\nb", buff.get_text(*buff.get_selection_bounds()))
iters = list(selected_line_iterator(buff))
self.assertEquals(2, len(iters))
assert iters[0].equal(buff.get_start_iter())
assert iters[1].starts_line()
def test_skip_line(self):
# In this case we only select the '23' and an empty line
# The first iterator should be the begining of the first line
# It must be the only iterator there
buff = gtk.TextBuffer()
buff.set_text("123\n\nbar\ngaz")
start_iter = buff.get_start_iter()
start_iter.forward_chars(1)
end_iter = start_iter.copy()
end_iter.forward_chars(4)
self.assertEquals("23\n\n", buff.get_text(start_iter, end_iter))
buff.select_range(start_iter, end_iter)
self.assertEquals("23\n\n", buff.get_text(*buff.get_selection_bounds()))
iters = list(selected_line_iterator(buff))
self.assertEquals(1, len(iters))
assert iters[0].equal(buff.get_start_iter())
def test_skip_first_line(self):
# In this case we only select the '23' and an empty line
# The first iterator should be the begining of the first line
# It must be the only iterator there
buff = gtk.TextBuffer()
buff.set_text("\n\nbar\ngaz")
start_iter = buff.get_start_iter()
end_iter = start_iter.copy()
end_iter.forward_chars(3)
self.assertEquals("\n\nb", buff.get_text(start_iter, end_iter))
buff.select_range(start_iter, end_iter)
self.assertEquals("\n\nb", buff.get_text(*buff.get_selection_bounds()))
iters = list(selected_line_iterator(buff))
self.assertEquals(1, len(iters))
def test_skip_middle_line(self):
# In this case we select the '23' an empty line and a 'b'
# The first iterator should be the begining of the first line
# The second iterator should be the begining of the third line
buff = gtk.TextBuffer()
buff.set_text("123\n\nbar\ngaz")
start_iter = buff.get_start_iter()
start_iter.forward_chars(1)
end_iter = start_iter.copy()
end_iter.forward_chars(5)
self.assertEquals("23\n\nb", buff.get_text(start_iter, end_iter))
buff.select_range(start_iter, end_iter)
self.assertEquals("23\n\nb", buff.get_text(*buff.get_selection_bounds()))
iters = list(selected_line_iterator(buff))
self.assertEquals(2, len(iters))
assert iters[0].equal(buff.get_start_iter())
assert iters[1].starts_line()
def test_full(self):
# In this case we select the '23' an empty line and a 'b'
# The first iterator should be the begining of the first line
# The second iterator should be the begining of the third line
buff = gtk.TextBuffer()
buff.set_text("123\n\nbar\ngaz")
start_iter, end_iter = buff.get_bounds()
self.assertEquals("123\n\nbar\ngaz", buff.get_text(start_iter, end_iter))
buff.select_range(start_iter, end_iter)
self.assertEquals("123\n\nbar\ngaz", buff.get_text(*buff.get_selection_bounds()))
iters = list(selected_line_iterator(buff))
self.assertEquals(3, len(iters))
assert iters[0].equal(buff.get_start_iter())
assert iters[1].starts_line()
assert iters[2].starts_line()
class TestIndentSelected(unittest.TestCase):
def checkSelected(self, buff, text):
self.assertEquals(text, buff.get_text(*buff.get_bounds()))
def test_empty(self):
buff = gtk.TextBuffer()
buff.set_text("")
indent_selected(buff, "\t")
self.checkSelected(buff, "")
def test_empty2(self):
buff = gtk.TextBuffer()
buff.set_text("ffoo\nbar\n")
indent_selected(buff, "\t")
self.checkSelected(buff, "ffoo\nbar\n")
def test_select_middle(self):
# In this case we only select the '2'
# The only iterator should be the begining of the first line
buff = gtk.TextBuffer()
buff.set_text("123\nbar\ngaz")
start_iter = buff.get_start_iter()
start_iter.forward_chars(1)
end_iter = start_iter.copy()
end_iter.forward_chars(1)
buff.select_range(start_iter, end_iter)
indent_selected(buff, "\t")
self.checkSelected(buff, "\t123\nbar\ngaz")
def test_middle_line2(self):
# In this case we only select the '23\nb'
# The first iterator should be the begining of the first line
# The second should be the begining of the second line
buff = gtk.TextBuffer()
buff.set_text("123\nbar\ngaz")
start_iter = buff.get_start_iter()
start_iter.forward_chars(1)
end_iter = start_iter.copy()
end_iter.forward_chars(4)
buff.select_range(start_iter, end_iter)
indent_selected(buff, "\t")
self.checkSelected(buff, "\t123\n\tbar\ngaz")
def test_skip_line(self):
# In this case we only select the '23' and an empty line
# The first iterator should be the begining of the first line
# It must be the only iterator there
buff = gtk.TextBuffer()
buff.set_text("123\n\nbar\ngaz")
start_iter = buff.get_start_iter()
start_iter.forward_chars(1)
end_iter = start_iter.copy()
end_iter.forward_chars(4)
buff.select_range(start_iter, end_iter)
self.assertEquals("23\n\n", buff.get_text(*buff.get_selection_bounds()))
indent_selected(buff, "\t")
self.checkSelected(buff, "\t123\n\nbar\ngaz")
def test_skip_first_line(self):
# In this case we only select the '23' and an empty line
# The first iterator should be the begining of the first line
# It must be the only iterator there
buff = gtk.TextBuffer()
buff.set_text("\n\nbar\ngaz")
start_iter = buff.get_start_iter()
end_iter = start_iter.copy()
end_iter.forward_chars(3)
buff.select_range(start_iter, end_iter)
self.assertEquals("\n\nb", buff.get_text(*buff.get_selection_bounds()))
indent_selected(buff, "\t")
self.checkSelected(buff, "\n\n\tbar\ngaz")
def test_skip_middle_line(self):
# In this case we select the '23' an empty line and a 'b'
# The first iterator should be the begining of the first line
# The second iterator should be the begining of the third line
buff = gtk.TextBuffer()
buff.set_text("123\n\nbar\ngaz")
start_iter = buff.get_start_iter()
start_iter.forward_chars(1)
end_iter = start_iter.copy()
end_iter.forward_chars(5)
buff.select_range(start_iter, end_iter)
self.assertEquals("23\n\nb", buff.get_text(*buff.get_selection_bounds()))
indent_selected(buff, "\t")
self.checkSelected(buff, "\t123\n\n\tbar\ngaz")
def test_skip_middle_line2(self):
buff = gtk.TextBuffer()
buff.set_text("123\nbar\n\ngaz")
start_iter = buff.get_start_iter()
end_iter = start_iter.copy()
end_iter.forward_chars(9)
# Selected the first two lines
buff.select_range(start_iter, end_iter)
self.assertEquals("123\nbar\n\n", buff.get_text(*buff.get_selection_bounds()))
indent_selected(buff, "\t")
self.checkSelected(buff, "\t123\n\tbar\n\ngaz")
def test_full(self):
# In this case we select the '23' an empty line and a 'b'
# The first iterator should be the begining of the first line
# The second iterator should be the begining of the third line
buff = gtk.TextBuffer()
buff.set_text("123\n\nbar\ngaz")
start_iter, end_iter = buff.get_bounds()
buff.select_range(start_iter, end_iter)
self.assertEquals("123\n\nbar\ngaz", buff.get_text(*buff.get_selection_bounds()))
indent_selected(buff, "\t")
self.checkSelected(buff, "\t123\n\n\tbar\n\tgaz")
class TestUnindentSelected(unittest.TestCase):
def checkSelected(self, buff, text):
self.assertEquals(text, buff.get_text(*buff.get_bounds()))
def test_empty(self):
buff = gtk.TextBuffer()
buff.set_text("")
unindent_selected(buff, "\t")
self.checkSelected(buff, "")
def test_empty2(self):
# Because the carret is on the start of the file the first
# tab must be removed.
buff = gtk.TextBuffer()
buff.set_text("\tffoo\nbar\n")
# Move the carret to the begining of the text
start_iter = buff.get_start_iter()
buff.move_mark(buff.get_insert(), start_iter)
unindent_selected(buff, "\t")
self.checkSelected(buff, "ffoo\nbar\n")
def test_select_middle(self):
# In this case we only select the '2'
# The only iterator should be the begining of the first line
buff = gtk.TextBuffer()
buff.set_text("\t123\n\tbar\ngaz")
start_iter = buff.get_start_iter()
start_iter.forward_chars(1)
end_iter = start_iter.copy()
end_iter.forward_chars(1)
buff.select_range(start_iter, end_iter)
unindent_selected(buff, "\t")
self.checkSelected(buff, "123\n\tbar\ngaz")
def test_middle_line2(self):
# In this case we only select the '23\nb'
# The first iterator should be the begining of the first line
# The second should be the begining of the second line
buff = gtk.TextBuffer()
buff.set_text("\t123\n\tbar\ngaz")
start_iter = buff.get_start_iter()
start_iter.forward_chars(1)
end_iter = start_iter.copy()
end_iter.forward_chars(6)
# '23\n\tb'
buff.select_range(start_iter, end_iter)
unindent_selected(buff, "\t")
self.checkSelected(buff, "123\nbar\ngaz")
def test_middle_line3(self):
# In this case we only select the '23\nb'
# The first iterator should be the begining of the first line
# The second should be the begining of the second line
buff = gtk.TextBuffer()
buff.set_text("123\n\tbar\ngaz")
start_iter = buff.get_start_iter()
start_iter.forward_chars(1)
end_iter = start_iter.copy()
end_iter.forward_chars(5)
# '23\n\tb'
buff.select_range(start_iter, end_iter)
unindent_selected(buff, "\t")
self.checkSelected(buff, "123\nbar\ngaz")
def test_middle_line4(self):
# In this case we only select the '23\nb'
# The first iterator should be the begining of the first line
# The second should be the begining of the second line
buff = gtk.TextBuffer()
buff.set_text("\t\t123\n\tbar\ngaz")
start_iter = buff.get_start_iter()
start_iter.forward_chars(1)
end_iter = start_iter.copy()
end_iter.forward_chars(6)
# '23\n\tb'
buff.select_range(start_iter, end_iter)
unindent_selected(buff, "\t\t")
self.checkSelected(buff, "123\nbar\ngaz")
def test_middle_line5(self):
# In this case we only select the '23\nb'
# The first iterator should be the begining of the first line
# The second should be the begining of the second line
buff = gtk.TextBuffer()
buff.set_text("\t\t123\n\tbar\ngaz")
start_iter = buff.get_start_iter()
start_iter.forward_chars(1)
end_iter = start_iter.copy()
end_iter.forward_chars(5)
# '23\n\tb'
buff.select_range(start_iter, end_iter)
unindent_selected(buff, "\t\t")
self.checkSelected(buff, "123\n\tbar\ngaz")
def test_skip_line(self):
# In this case we only select the '23' and an empty line
# The first iterator should be the begining of the first line
# It must be the only iterator there
buff = gtk.TextBuffer()
buff.set_text("\t123\n\n\tbar\ngaz")
start_iter = buff.get_start_iter()
start_iter.forward_chars(2)
end_iter = start_iter.copy()
end_iter.forward_chars(4)
buff.select_range(start_iter, end_iter)
self.assertEquals("23\n\n", buff.get_text(*buff.get_selection_bounds()))
unindent_selected(buff, "\t")
self.checkSelected(buff, "123\n\n\tbar\ngaz")
def test_skip_line2(self):
# In this case we only select the '23' and an empty line
# The first iterator should be the begining of the first line
# It must be the only iterator there
buff = gtk.TextBuffer()
buff.set_text("\t123\n\n\tbar\ngaz")
start_iter = buff.get_start_iter()
start_iter.forward_chars(2)
end_iter = start_iter.copy()
end_iter.forward_chars(5)
buff.select_range(start_iter, end_iter)
self.assertEquals("23\n\n\t", buff.get_text(*buff.get_selection_bounds()))
unindent_selected(buff, "\t")
self.checkSelected(buff, "123\n\nbar\ngaz")
def test_full(self):
# In this case we select the '23' an empty line and a 'b'
# The first iterator should be the begining of the first line
# The second iterator should be the begining of the third line
buff = gtk.TextBuffer()
buff.set_text("\t123\n\n\tbar\n\tgaz")
start_iter, end_iter = buff.get_bounds()
buff.select_range(start_iter, end_iter)
self.assertEquals("\t123\n\n\tbar\n\tgaz", buff.get_text(*buff.get_selection_bounds()))
unindent_selected(buff, "\t")
self.checkSelected(buff, "123\n\nbar\ngaz")
def test_chomp(self):
"""This test verifies if unindent eats characters or not"""
def checkUnindent(src, dst):
buff = gtk.TextBuffer()
buff.set_text(src)
buff.select_range(*buff.get_bounds())
unindent_selected(buff, " ")
self.assertEquals(dst, buff.get_text(*buff.get_bounds()))
checkUnindent("foo", "foo")
checkUnindent(" foo", "foo")
checkUnindent(" foo", "foo")
checkUnindent(" foo", "foo")
checkUnindent(" foo", "foo")
checkUnindent(" " * 5 + "foo", " " * 1 + "foo")
checkUnindent(" " * 6 + "foo", " " * 2 + "foo")
checkUnindent(" " * 7 + "foo", " " * 3 + "foo")
checkUnindent(" " * 8 + "foo", " " * 4 + "foo")
# TODO: when the text is indented the start should move back to the start of the
# of the line
# and the end should finish on the end of the line
if __name__ == '__main__':
unittest.main()
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