diff options
Diffstat (limited to 'test')
| -rw-r--r-- | test/normalize.py | 141 | ||||
| -rwxr-xr-x | test/spec_tests.py | 140 |
2 files changed, 142 insertions, 139 deletions
diff --git a/test/normalize.py b/test/normalize.py new file mode 100644 index 0000000..6cb11b4 --- /dev/null +++ b/test/normalize.py @@ -0,0 +1,141 @@ +from HTMLParser import HTMLParser, HTMLParseError +from htmlentitydefs import name2codepoint +import sys +import re +import cgi + +# Normalization code, adapted from +# https://github.com/karlcow/markdown-testsuite/ +significant_attrs = ["alt", "href", "src", "title"] +whitespace_re = re.compile('/s+/') +class MyHTMLParser(HTMLParser): + def __init__(self): + HTMLParser.__init__(self) + self.last = "starttag" + self.in_pre = False + self.output = u"" + self.last_tag = "" + def handle_data(self, data): + after_tag = self.last == "endtag" or self.last == "starttag" + after_block_tag = after_tag and self.is_block_tag(self.last_tag) + if after_tag and self.last_tag == "br": + data = data.lstrip('\n') + data = whitespace_re.sub(' ', data) + if after_block_tag and not self.in_pre: + if self.last == "starttag": + data = data.lstrip() + elif self.last == "endtag": + data = data.strip() + self.output += data + self.last = "data" + def handle_endtag(self, tag): + if tag == "pre": + self.in_pre = False + if self.is_block_tag(tag): + self.output = self.output.rstrip() + self.output += "</" + tag + ">" + self.last_tag = tag + self.last = "endtag" + def handle_starttag(self, tag, attrs): + if tag == "pre": + self.in_pre = True + self.output += "<" + tag + # For now we don't strip out 'extra' attributes, because of + # raw HTML test cases. + # attrs = filter(lambda attr: attr[0] in significant_attrs, attrs) + if attrs: + attrs.sort() + for (k,v) in attrs: + self.output += " " + k + if v != None: + self.output += ("=" + '"' + cgi.escape(v,quote=True) + '"') + self.output += ">" + self.last_tag = tag + self.last = "starttag" + def handle_startendtag(self, tag, attrs): + """Ignore closing tag for self-closing """ + self.handle_starttag(tag, attrs) + self.last_tag = tag + self.last = "endtag" + def handle_comment(self, data): + self.output += '<!--' + data + '-->' + self.last = "comment" + def handle_decl(self, data): + self.output += '<!' + data + '>' + self.last = "decl" + def unknown_decl(self, data): + self.output += '<!' + data + '>' + self.last = "decl" + def handle_pi(self,data): + self.output += '<?' + data + '>' + self.last = "pi" + def handle_entityref(self, name): + try: + c = unichr(name2codepoint[name]) + except KeyError: + c = None + self.output_char(c, '&' + name + ';') + self.last = "ref" + def handle_charref(self, name): + try: + if name.startswith("x"): + c = unichr(int(name[1:], 16)) + else: + c = unichr(int(name)) + except ValueError: + c = None + self.output_char(c, '&' + name + ';') + self.last = "ref" + # Helpers. + def output_char(self, c, fallback): + if c == u'<': + self.output += "<" + elif c == u'>': + self.output += ">" + elif c == u'&': + self.output += "&" + elif c == u'"': + self.output += """ + elif c == None: + self.output += fallback + else: + self.output += c + + def is_block_tag(self,tag): + return (tag in ['article', 'header', 'aside', 'hgroup', 'blockquote', + 'hr', 'iframe', 'body', 'li', 'map', 'button', 'object', 'canvas', + 'ol', 'caption', 'output', 'col', 'p', 'colgroup', 'pre', 'dd', + 'progress', 'div', 'section', 'dl', 'table', 'td', 'dt', + 'tbody', 'embed', 'textarea', 'fieldset', 'tfoot', 'figcaption', + 'th', 'figure', 'thead', 'footer', 'tr', 'form', 'ul', + 'h1', 'h2', 'h3', 'h4', 'h5', 'h6', 'video', 'script', 'style']) + +def normalize_html(html): + r""" + Return normalized form of HTML which ignores insignificant output + differences: + + * Multiple inner whitespaces are collapsed to a single space (except + in pre tags). + * Outer whitespace (outside block-level tags) is removed. + * Self-closing tags are converted to open tags. + * Attributes are sorted and lowercased. + * References are converted to unicode, except that '<', '>', '&', and + '&' are rendered using entities. + """ + html_chunk_re = re.compile("(\<!\[CDATA\[.*?\]\]\>|\<[^>]*\>|[^<]+)") + try: + parser = MyHTMLParser() + # We work around HTMLParser's limitations parsing CDATA + # by breaking the input into chunks and passing CDATA chunks + # through verbatim. + for chunk in re.finditer(html_chunk_re, html): + if chunk.group(0)[:8] == "<![CDATA": + parser.output += chunk.group(0) + else: + parser.feed(chunk.group(0).decode(encoding='UTF-8')) + parser.close() + return parser.output + except HTMLParseError as e: + sys.stderr.write("Normalization error: " + e.msg + "\n") + return html # on error, return unnormalized HTML diff --git a/test/spec_tests.py b/test/spec_tests.py index 22af15f..e6ab9d5 100755 --- a/test/spec_tests.py +++ b/test/spec_tests.py @@ -4,12 +4,10 @@ import sys from difflib import unified_diff import argparse -from HTMLParser import HTMLParser, HTMLParseError -from htmlentitydefs import name2codepoint import re -import cgi import json from cmark import CMark +from normalize import normalize_html if __name__ == "__main__": parser = argparse.ArgumentParser(description='Run cmark tests.') @@ -35,142 +33,6 @@ if __name__ == "__main__": if not args.dump_tests: cmark = CMark(prog=args.program, library_dir=args.library_dir) -# Normalization code, adapted from -# https://github.com/karlcow/markdown-testsuite/ -significant_attrs = ["alt", "href", "src", "title"] -whitespace_re = re.compile('/s+/') -class MyHTMLParser(HTMLParser): - def __init__(self): - HTMLParser.__init__(self) - self.last = "starttag" - self.in_pre = False - self.output = u"" - self.last_tag = "" - def handle_data(self, data): - after_tag = self.last == "endtag" or self.last == "starttag" - after_block_tag = after_tag and self.is_block_tag(self.last_tag) - if after_tag and self.last_tag == "br": - data = data.lstrip('\n') - data = whitespace_re.sub(' ', data) - if after_block_tag and not self.in_pre: - if self.last == "starttag": - data = data.lstrip() - elif self.last == "endtag": - data = data.strip() - self.output += data - self.last = "data" - def handle_endtag(self, tag): - if tag == "pre": - self.in_pre = False - if self.is_block_tag(tag): - self.output = self.output.rstrip() - self.output += "</" + tag + ">" - self.last_tag = tag - self.last = "endtag" - def handle_starttag(self, tag, attrs): - if tag == "pre": - self.in_pre = True - self.output += "<" + tag - # For now we don't strip out 'extra' attributes, because of - # raw HTML test cases. - # attrs = filter(lambda attr: attr[0] in significant_attrs, attrs) - if attrs: - attrs.sort() - for (k,v) in attrs: - self.output += " " + k - if v != None: - self.output += ("=" + '"' + cgi.escape(v,quote=True) + '"') - self.output += ">" - self.last_tag = tag - self.last = "starttag" - def handle_startendtag(self, tag, attrs): - """Ignore closing tag for self-closing """ - self.handle_starttag(tag, attrs) - self.last_tag = tag - self.last = "endtag" - def handle_comment(self, data): - self.output += '<!--' + data + '-->' - self.last = "comment" - def handle_decl(self, data): - self.output += '<!' + data + '>' - self.last = "decl" - def unknown_decl(self, data): - self.output += '<!' + data + '>' - self.last = "decl" - def handle_pi(self,data): - self.output += '<?' + data + '>' - self.last = "pi" - def handle_entityref(self, name): - try: - c = unichr(name2codepoint[name]) - except KeyError: - c = None - self.output_char(c, '&' + name + ';') - self.last = "ref" - def handle_charref(self, name): - try: - if name.startswith("x"): - c = unichr(int(name[1:], 16)) - else: - c = unichr(int(name)) - except ValueError: - c = None - self.output_char(c, '&' + name + ';') - self.last = "ref" - # Helpers. - def output_char(self, c, fallback): - if c == u'<': - self.output += "<" - elif c == u'>': - self.output += ">" - elif c == u'&': - self.output += "&" - elif c == u'"': - self.output += """ - elif c == None: - self.output += fallback - else: - self.output += c - - def is_block_tag(self,tag): - return (tag in ['article', 'header', 'aside', 'hgroup', 'blockquote', - 'hr', 'iframe', 'body', 'li', 'map', 'button', 'object', 'canvas', - 'ol', 'caption', 'output', 'col', 'p', 'colgroup', 'pre', 'dd', - 'progress', 'div', 'section', 'dl', 'table', 'td', 'dt', - 'tbody', 'embed', 'textarea', 'fieldset', 'tfoot', 'figcaption', - 'th', 'figure', 'thead', 'footer', 'tr', 'form', 'ul', - 'h1', 'h2', 'h3', 'h4', 'h5', 'h6', 'video', 'script', 'style']) - -def normalize_html(html): - r""" - Return normalized form of HTML which ignores insignificant output - differences: - - * Multiple inner whitespaces are collapsed to a single space (except - in pre tags). - * Outer whitespace (outside block-level tags) is removed. - * Self-closing tags are converted to open tags. - * Attributes are sorted and lowercased. - * References are converted to unicode, except that '<', '>', '&', and - '&' are rendered using entities. - """ - html_chunk_re = re.compile("(\<!\[CDATA\[.*?\]\]\>|\<[^>]*\>|[^<]+)") - try: - parser = MyHTMLParser() - # We work around HTMLParser's limitations parsing CDATA - # by breaking the input into chunks and passing CDATA chunks - # through verbatim. - for chunk in re.finditer(html_chunk_re, html): - if chunk.group(0)[:8] == "<![CDATA": - parser.output += chunk.group(0) - else: - parser.feed(chunk.group(0).decode(encoding='UTF-8')) - parser.close() - return parser.output - except HTMLParseError as e: - sys.stderr.write("Normalization error: " + e.msg + "\n") - return html # on error, return unnormalized HTML - def print_test_header(headertext, example_number, start_line, end_line): print "Example %d (lines %d-%d) %s" % (example_number,start_line,end_line,headertext) |