def test_empty_inline_tag(self):
        template, strings = extract_strings("<p><i></i>Foo</p>")

        self.assertHTMLEqual(template,
                             '<p><i></i><text position="0"></text></p>')

        self.assertEqual(strings, [StringValue.from_html("Foo")])
    def test_br_tag_is_removed_when_it_appears_at_end_of_segment(self):
        template, strings = extract_strings("<p><i>Foo</i><br/></p>")

        self.assertHTMLEqual(template,
                             '<p><i><text position="0"></text></i><br/></p>')

        self.assertEqual(strings, [StringValue.from_html("Foo")])
    def test_extract_strings(self):
        template, strings = extract_strings("""
            <p><b>Bread</b>\xa0is a\xa0<a href="https://en.wikipedia.org/wiki/Staple_food">staple food</a>\xa0prepared from a\xa0<a href="https://en.wikipedia.org/wiki/Dough">dough</a>\xa0of\xa0<a href="https://en.wikipedia.org/wiki/Flour">flour</a>\xa0and\xa0<a href="https://en.wikipedia.org/wiki/Water">water</a>, usually by\xa0<a href="https://en.wikipedia.org/wiki/Baking">baking</a>. Throughout recorded history it has been popular around the world and is one of the oldest artificial foods, having been of importance since the dawn of\xa0<a href="https://en.wikipedia.org/wiki/Agriculture#History">agriculture</a>.</p>
            <p>Proportions of types of flour and other ingredients vary widely, as do modes of preparation. As a result, types, shapes, sizes, and textures of breads differ around the world. Bread may be\xa0<a href="https://en.wikipedia.org/wiki/Leaven">leavened</a>\xa0by processes such as reliance on naturally occurring\xa0<a href="https://en.wikipedia.org/wiki/Sourdough">sourdough</a>\xa0microbes, chemicals, industrially produced yeast, or high-pressure aeration. Some bread is cooked before it can leaven, including for traditional or religious reasons. Non-cereal ingredients such as fruits, nuts and fats may be included. Commercial bread commonly contains additives to improve flavor, texture, color, shelf life, and ease of manufacturing.</p>
            """)

        self.assertHTMLEqual(
            template,
            """
            <p><text position="0"></text></p>
            <p><text position="1"></text></p>
            """,
        )

        self.assertEqual(
            strings,
            [
                StringValue.from_html(
                    '<b>Bread</b>\xa0is a\xa0<a href="https://en.wikipedia.org/wiki/Staple_food">staple food</a>\xa0prepared from a\xa0<a href="https://en.wikipedia.org/wiki/Dough">dough</a>\xa0of\xa0<a href="https://en.wikipedia.org/wiki/Flour">flour</a>\xa0and\xa0<a href="https://en.wikipedia.org/wiki/Water">water</a>, usually by\xa0<a href="https://en.wikipedia.org/wiki/Baking">baking</a>. Throughout recorded history it has been popular around the world and is one of the oldest artificial foods, having been of importance since the dawn of\xa0<a href="https://en.wikipedia.org/wiki/Agriculture#History">agriculture</a>.'
                ),
                StringValue.from_html(
                    'Proportions of types of flour and other ingredients vary widely, as do modes of preparation. As a result, types, shapes, sizes, and textures of breads differ around the world. Bread may be\xa0<a href="https://en.wikipedia.org/wiki/Leaven">leavened</a>\xa0by processes such as reliance on naturally occurring\xa0<a href="https://en.wikipedia.org/wiki/Sourdough">sourdough</a>\xa0microbes, chemicals, industrially produced yeast, or high-pressure aeration. Some bread is cooked before it can leaven, including for traditional or religious reasons. Non-cereal ingredients such as fruits, nuts and fats may be included. Commercial bread commonly contains additives to improve flavor, texture, color, shelf life, and ease of manufacturing.'
                ),
            ],
        )
    def test_br_tag_is_treated_as_inline_tag(self):
        template, strings = extract_strings(
            "<p><b>Foo <i>Bar<br/>Baz</i></b></p>")

        self.assertHTMLEqual(template,
                             '<p><b><text position="0"></text></b></p>')

        self.assertEqual(strings,
                         [StringValue.from_html("Foo <i>Bar<br/>Baz</i>")])
    def test_block_tag_in_inline_tag(self):
        # If an inline tag contains a block tag. The inline tag must be in the template.
        # Testing for issue https://github.com/mozilla/donate-wagtail/issues/586
        template, strings = extract_strings("<p><i>Foo <p>Bar</p></i></p>")

        self.assertHTMLEqual(
            template,
            '<p><i><text position="0"></text> <p><text position="1"></text></p></i></p>',
        )

        self.assertEqual(
            strings,
            [StringValue.from_html("Foo"),
             StringValue.from_html("Bar")])
    def test_extract_strings_2(self):
        template, strings = extract_strings("""
            <h1>Foo bar baz</h1>
            <p>This is a paragraph. <b>This is some bold <i>and now italic</i></b> text</p>
            <p>&lt;script&gt; this should be interpreted as text.</p>
            <ul>
                <li>List item one</li>
                <li><b>List item two</li>
            </ul>
            <img src="foo" alt="This bit isn't translatable">
            """)

        self.assertHTMLEqual(
            template,
            """
            <h1><text position="0"></text></h1>
            <p><text position="1"></text></p>
            <p><text position="2"></text></p>
            <ul>
                <li><text position="3"></text></li>
                <li><b><text position="4"></text></b></li>
            </ul>
            <img alt="This bit isn\'t translatable" src="foo">
            """,
        )

        self.assertEqual(
            strings,
            [
                StringValue.from_html("Foo bar baz"),
                StringValue.from_html(
                    "This is a paragraph. <b>This is some bold <i>and now italic</i></b> text"
                ),
                StringValue.from_html(
                    "&lt;script&gt; this should be interpreted as text."),
                StringValue.from_html("List item one"),
                StringValue.from_html("List item two"),
            ],
        )