def test_input_lines_that_do_not_fit_on_single_output_line(self):
# ARRANGE #
wrapper = sut.Wrapper(page_width=5)
# ACT #
lines = wrapper.no_word_wrap(['123 567', 'abc efg'])
# ASSERT #
self.assertEqual(['123 5', '67', 'abc e', 'fg'], lines)
def test_empty_lines(self):
# ARRANGE #
wrapper = sut.Wrapper(page_width=5)
# ACT #
lines = wrapper.no_word_wrap(['', ''])
# ASSERT #
self.assertEqual(['', ''], lines)
def test_input_lines_that_all_fit_on_single_output_line(self):
# ARRANGE #
wrapper = sut.Wrapper(page_width=5)
# ACT #
lines = wrapper.no_word_wrap(['12', '', 'ab'])
# ASSERT #
self.assertEqual(['12', '', 'ab'], lines)
def test_push_indent(self):
wrapper = sut.Wrapper()
indent = sut.Indent('first line', 'following lines')
wrapper.push_indent(indent)
_check_current_indent(self, wrapper, indent)
self.assertEqual([sut.Indent('', '')], wrapper.saved_indents_stack,
'Saved indent stack')
def test_indentation_when_all_input_lines_fit_on_single_output_line(self):
# ARRANGE #
wrapper = sut.Wrapper(page_width=5)
indent = sut.Indent('>', '>>')
wrapper.push_indent(indent)
# ACT #
lines = wrapper.no_word_wrap(['fst', 'snd'])
# ASSERT #
self.assertEqual(['>fst', '>>snd'], lines)
def test_pop_indent(self):
wrapper = sut.Wrapper()
indent1 = sut.Indent('a1', 'a2')
wrapper.push_indent(indent1)
wrapper.push_indent(sut.Indent('b1', 'b2'))
wrapper.pop_indent()
_check_current_indent(self, wrapper, indent1)
self.assertEqual([sut.Indent('', '')], wrapper.saved_indents_stack,
'Saved indent1 stack')
def test_indentation_when_first_input_line_do_not_fit_on_single_output_line(
self):
# ARRANGE #
wrapper = sut.Wrapper(page_width=5)
indent = sut.Indent('>', '>>')
wrapper.push_indent(indent)
# ACT #
lines = wrapper.no_word_wrap(['2345678'])
# ASSERT #
self.assertEqual(['>2345', '>>678'], lines)
def test_push_indent_increase(self):
wrapper = sut.Wrapper()
first_indent = sut.Indent('a1', 'a2')
delta = sut.Indent('b1', 'b2')
wrapper.push_indent(first_indent)
wrapper.push_indent_increase(delta)
sum_indent = sut.Indent(
first_indent.first_line + delta.first_line,
first_indent.following_lines + delta.following_lines)
_check_current_indent(self, wrapper, sum_indent)
self.assertEqual([first_indent, sut.Indent('', '')],
wrapper.saved_indents_stack,
'Saved first_indent stack')
def test(self):
wrapper = sut.Wrapper(page_width=100)
with wrapper.indent_increase(sut.Indent.identical('[INDENT]')):
lines = wrapper.wrap('text')
self.assertEqual(['[INDENT]text'], lines, 'Resulting lines')
_check_indent(self, wrapper, sut.Indent.identical(''), [])
def test_construction(self):
wrapper = sut.Wrapper(page_width=10)
self.assertEqual(10, wrapper.text_wrapper.width)
_check_current_indent(self, wrapper, sut.Indent('', ''))
self.assertFalse(wrapper.saved_indents_stack, 'Saved indent stack')