import unittest
from markdown import parse


# Tests adapted from `problem-specifications//canonical-data.json` @ v1.4.0

class MarkdownTest(unittest.TestCase):

    def test_paragraph(self):
        self.assertEqual(parse('This will be a paragraph'),
                         '<p>This will be a paragraph</p>')

    def test_italics(self):
        self.assertEqual(parse('_This will be italic_'),
                         '<p><em>This will be italic</em></p>')

    def test_bold(self):
        self.assertEqual(parse('__This will be bold__'),
                         '<p><strong>This will be bold</strong></p>')

    def test_mixed_normal_italics_and_bold(self):
        self.assertEqual(parse('This will _be_ __mixed__'),
                         '<p>This will <em>be</em> <strong>mixed</strong></p>')

    def test_h1(self):
        self.assertEqual(parse('# This will be an h1'),
                         '<h1>This will be an h1</h1>')

    def test_h2(self):
        self.assertEqual(parse('## This will be an h2'),
                         '<h2>This will be an h2</h2>')

    def test_h6(self):
        self.assertEqual(parse(
            '###### This will be an h6'), '<h6>This will be an h6</h6>')

    def test_unordered_lists(self):
        self.assertEqual(parse('* Item 1\n* Item 2'),
                         '<ul><li>Item 1</li>'
                         '<li>Item 2</li></ul>')

    def test_little_bit_of_everything(self):
        self.assertEqual(parse(
            '# Header!\n* __Bold Item__\n* _Italic Item_'),
            '<h1>Header!</h1><ul><li><strong>Bold Item</strong></li>'
            '<li><em>Italic Item</em></li></ul>')

    def test_symbols_in_the_header_text_that_should_not_be_interpreted(self):
        self.assertEqual(
            parse('# This is a header with # and * in the text'),
            '<h1>This is a header with # and * in the text</h1>')

    def test_symbols_in_the_list_item_text_that_should_not_be_interpreted(
            self):
        self.assertEqual(
            parse(
                '* Item 1 with a # in the text\n* Item 2 with * in the text'),
            '<ul><li>Item 1 with a # in the text</li>'
            '<li>Item 2 with * in the text</li></ul>')

    def test_symbols_in_the_paragraph_text_that_should_not_be_interpreted(
            self):
        self.assertEqual(
            parse('This is a paragraph with # and * in the text'),
            '<p>This is a paragraph with # and * in the text</p>')

    def test_unordered_lists_close_properly_with_preceding_and_following_lines(
            self):
        self.assertEqual(
            parse('# Start a list\n* Item 1\n* Item 2\nEnd a list'),
            '<h1>Start a list</h1><ul><li>Item 1</li>'
            '<li>Item 2</li></ul><p>End a list</p>')


if __name__ == '__main__':
    unittest.main()