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from nose.tools import istest, assert_equal
from mammoth.html_generation import HtmlGenerator, satisfy_html_path
from mammoth import html_paths
@istest
def generates_empty_string_when_newly_created():
generator = HtmlGenerator()
assert_equal("", generator.html_string())
@istest
def html_escapes_text():
generator = HtmlGenerator()
generator.text("<")
assert_equal("<", generator.html_string())
@istest
def self_closing_tag_is_self_closing():
generator = HtmlGenerator()
generator.self_closing("br")
assert_equal("<br />", generator.html_string())
@istest
def all_elements_are_closed_by_end_all():
generator = HtmlGenerator()
generator.start("p")
generator.start("span")
generator.text("Hello!")
generator.end_all()
assert_equal("<p><span>Hello!</span></p>", generator.html_string())
@istest
def elements_with_no_text_are_not_generator():
generator = HtmlGenerator()
generator.start("p")
generator.start("span")
generator.end_all()
assert_equal("", generator.html_string())
@istest
def elements_with_empty_string_text_are_not_generator():
generator = HtmlGenerator()
generator.start("p")
generator.start("span")
generator.text("")
generator.end_all()
assert_equal("", generator.html_string())
@istest
def self_closing_tag_can_have_attributes():
generator = HtmlGenerator()
generator.self_closing("br", {"data-blah": "42"})
assert_equal('<br data-blah="42" />', generator.html_string())
@istest
def attribute_values_are_escaped():
generator = HtmlGenerator()
generator.self_closing("br", {"data-blah": "<"})
assert_equal('<br data-blah="<" />', generator.html_string())
@istest
def opening_tag_can_have_attributes():
generator = HtmlGenerator()
generator.start("p", {"data-blah": "42"})
generator.text("Hello!")
generator.end()
assert_equal('<p data-blah="42">Hello!</p>', generator.html_string())
@istest
def appending_another_html_generator_does_nothing_if_empty():
generator = HtmlGenerator()
generator.start("p")
generator.append(HtmlGenerator())
assert_equal('', generator.html_string())
@istest
def appending_another_html_generator_writes_out_elements_if_other_generator_is_not_empty():
generator = HtmlGenerator()
generator.start("p")
other = HtmlGenerator()
other.text("Hello!")
generator.append(other)
assert_equal('<p>Hello!', generator.html_string())
@istest
class SatisfyPathTests(object):
@istest
def plain_elements_are_generated_to_satisfy_plain_path_elements(self):
generator = HtmlGenerator()
path = html_paths.path([html_paths.element(["p"])])
satisfy_html_path(generator, path)
generator.text("Hello!")
assert_equal('<p>Hello!', generator.html_string())
@istest
def only_missing_elements_are_generated_to_satisfy_plain_path_elements(self):
generator = HtmlGenerator()
generator.start("blockquote")
generator.text("Hello")
path = html_paths.path([html_paths.element(["blockquote"]), html_paths.element(["p"])])
satisfy_html_path(generator, path)
generator.text("there")
assert_equal('<blockquote>Hello<p>there', generator.html_string())
@istest
def mismatched_elements_are_closed_to_satisfy_plain_path_elements(self):
generator = HtmlGenerator()
generator.start("blockquote")
generator.start("span")
generator.text("Hello")
path = html_paths.path([html_paths.element(["blockquote"]), html_paths.element(["p"])])
satisfy_html_path(generator, path)
generator.text("there")
assert_equal('<blockquote><span>Hello</span><p>there', generator.html_string())
@istest
def fresh_element_matches_nothing(self):
generator = HtmlGenerator()
generator.start("blockquote")
generator.start("p")
generator.text("Hello")
path = html_paths.path([html_paths.element(["blockquote"]), html_paths.element(["p"], fresh=True)])
satisfy_html_path(generator, path)
generator.text("there")
assert_equal('<blockquote><p>Hello</p><p>there', generator.html_string())
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