def test_string_with_whitespace_is_blank(self): tools.assert_true(is_blank("\t\n "))
def test_string_with_narrow_nobreak_space_is_blank(self): tools.assert_true(is_blank("\u202F \t"))
def test_string_with_newline_is_blank(self): tools.assert_true(is_blank("\n"))
def test_string_with_whitespace_is_blank(self): assert is_blank("\t\n ")
def test_empty_string_is_blank(self): tools.assert_true(is_blank(""))
def test_string_with_narrow_nobreak_space_is_blank(self): assert is_blank("\u202F \t")
def test_string_with_newline_is_blank(self): assert is_blank("\n")
def test_string_with_chars_is_not_blank(self): tools.assert_false(is_blank(" # "))
def test_empty_string_is_blank(self): assert is_blank("")
def test_string_with_tab_is_blank(self): tools.assert_true(is_blank("\t"))
def test_string_with_spaces_is_blank(self): tools.assert_true(is_blank(" "))
def test_string_with_nobreak_space_is_blank(self): tools.assert_true(is_blank("\u00A0\t "))
def test_string_with_nobreak_space_is_blank(self): assert is_blank("\u00A0\t ")
def test_string_with_spaces_is_blank(self): assert is_blank(" ")
def test_string_with_tab_is_blank(self): assert is_blank("\t")
def test_string_with_chars_is_not_blank(self): assert not is_blank(" # ")