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test/cmark.py
87 строк
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Zach Newton
Add test changes from commonmark-spec
06 июл 2026, 16:59
06 июл 2026, 16:59
9562204
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#!/usr/bin/env python3 # -*- coding: utf-8 -*- from ctypes import * from subprocess import Popen, PIPE import platform import os class cmark_mem(Structure): _fields_ = [("calloc", c_void_p), ("realloc", c_void_p), ("free", CFUNCTYPE(None, c_void_p))] def pipe_through_prog(prog, text): p1 = Popen(prog.split(), stdout=PIPE, stdin=PIPE, stderr=PIPE) [result, err] = p1.communicate(input=text.encode('utf-8')) return [p1.returncode, result.decode('utf-8'), err] def to_html(lib, text): get_alloc = lib.cmark_get_default_mem_allocator get_alloc.restype = POINTER(cmark_mem) free_func = get_alloc().contents.free markdown = lib.cmark_markdown_to_html markdown.restype = POINTER(c_char) markdown.argtypes = [c_char_p, c_size_t, c_int] textbytes = text.encode('utf-8') textlen = len(textbytes) # 1 << 17 == CMARK_OPT_UNSAFE cstring = markdown(textbytes, textlen, 1 << 17) result = string_at(cstring).decode('utf-8') free_func(cstring) return [0, result, ''] def to_commonmark(lib, text): get_alloc = lib.cmark_get_default_mem_allocator get_alloc.restype = POINTER(cmark_mem) free_func = get_alloc().contents.free parse_document = lib.cmark_parse_document parse_document.restype = c_void_p parse_document.argtypes = [c_char_p, c_size_t, c_int] render_commonmark = lib.cmark_render_commonmark render_commonmark.restype = POINTER(c_char) render_commonmark.argtypes = [c_void_p, c_int, c_int] free_node = lib.cmark_node_free free_node.argtypes = [c_void_p] textbytes = text.encode('utf-8') textlen = len(textbytes) node = parse_document(textbytes, textlen, 0) cstring = render_commonmark(node, 0, 0) result = string_at(cstring).decode('utf-8') free_func(cstring) free_node(node) return [0, result, ''] class CMark: def __init__(self, prog=None, library_dir=None): self.prog = prog if prog: prog += ' --unsafe' self.to_html = lambda x: pipe_through_prog(prog, x) self.to_commonmark = lambda x: pipe_through_prog(prog + ' -t commonmark', x) else: sysname = platform.system() if sysname == 'Darwin': libnames = [ "libcmark.dylib" ] elif sysname == 'Windows': libnames = [ "cmark.dll", "libcmark.dll" ] else: libnames = [ "libcmark.so" ] if not library_dir: library_dir = os.path.join("build", "src") for libname in libnames: candidate = os.path.join(library_dir, libname) if os.path.isfile(candidate): libpath = candidate break cmark = CDLL(libpath) self.to_html = lambda x: to_html(cmark, x) self.to_commonmark = lambda x: to_commonmark(cmark, x)