kc3-lang/harfbuzz/test/shaping/data/text-rendering-tests/update.py

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• Hash : a07672d3
  Author :
  Date : 2020-07-04T14:12:55
  

  [py] minor, replace os.environ.get with os.getenv
  

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• test/shaping/data/text-rendering-tests/update.py

• #!/usr/bin/env python3
  
  import sys, os, subprocess, shutil, glob
  import xml.etree.ElementTree as ET
  
  # Can we extract this from HTML element itself? I couldn't.
  namespaces = {
  	'ft': 'https://github.com/OpenType/fonttest',
  	'xlink': 'http://www.w3.org/1999/xlink',
  }
  def ns (s):
  	ns,s = s.split(':')
  	return '{%s}%s' % (namespaces[ns], s)
  
  def unistr (s):
  	return ','.join('U+%04X' % ord(c) for c in s)
  
  def glyphstr (glyphs):
  	out = []
  	for glyphname, x, y in glyphs:
  		if x or y:
  			out.append ('%s@%d,%d' % (glyphname, x, y))
  		else:
  			out.append (glyphname)
  	return '[' + '|'.join (out) + ']'
  
  def extract_tests (input):
  	html = ET.fromstring (input)
  	found = False
  
  	result = []
  
  	for elt in html.findall (".//*[@class='expected'][@ft:id]", namespaces):
  		found = True
  		name = elt.get (ns ('ft:id'))
  		text = elt.get (ns ('ft:render'))
  		font = elt.get (ns ('ft:font'))
  		variations = elt.get (ns ('ft:var'), '').replace (':', '=').replace (';', ',')
  		glyphs = []
  		for use in elt.findall (".//use"):
  			x = int (use.get ('x'))
  			y = int (use.get ('y'))
  			href = use.get (ns ('xlink:href'))
  			assert href[0] == '#'
  			glyphname = '.'.join (href[1:].split ('/')[1].split ('.')[1:])
  			glyphs.append ((glyphname, x, y))
  		opts = '--font-size=1000 --ned --remove-default-ignorables --font-funcs=ft'
  		if variations:
  			opts = opts + ' --variations=%s' % variations
  		result.append ("../fonts/%s:%s:%s:%s" % (font, opts, unistr(text), glyphstr(glyphs)))
  
  	for elt in html.findall (".//*[@class='expected-no-crash'][@ft:id]", namespaces):
  		found = True
  		name = elt.get (ns ('ft:id'))
  		text = elt.get (ns ('ft:render'))
  		font = elt.get (ns ('ft:font'))
  		variations = elt.get (ns ('ft:var'), '').replace (':', '=').replace (';', ',')
  		opts = ''
  		if variations:
  			opts = '--variations=%s' % variations
  		result.append ("../fonts/%s:%s:%s:*" % (font, opts, unistr (text)))
  
  	assert found
  	return '\n'.join (result) + '\n'
  
  os.chdir (os.getenv ('srcdir', os.path.dirname (__file__)))
  
  git = shutil.which ('git')
  assert git
  
  if os.path.isdir ('./text-rendering-tests'):
  	subprocess.run ([git, 'pull'], cwd='text-rendering-tests', check=True)
  else:
  	subprocess.run ([git, 'clone', 'https://github.com/unicode-org/text-rendering-tests'], check=True)
  
  shutil.rmtree ('fonts', ignore_errors=True)
  assert not os.path.exists ('fonts')
  shutil.copytree ('text-rendering-tests/fonts', 'fonts')
  subprocess.run([git, 'add', 'fonts'], check=True)
  
  shutil.rmtree ('tests', ignore_errors=True)
  assert not os.path.isdir('tests')
  os.mkdir ('tests')
  
  with open ('DISABLED', 'r') as f: disabled = f.read ()
  
  tests = []
  disabled_tests = []
  
  for x in sorted (os.listdir ('text-rendering-tests/testcases')):
  	if not x.endswith ('.html') or x == 'index.html': continue
  	out = 'tests/%s.tests' % x.split('.html')[0]
  	with open ('text-rendering-tests/testcases/' + x, 'r') as f: content = f.read ()
  	with open (out, 'w') as f: f.write (extract_tests (content))
  	if out in disabled:
  		disabled_tests.append (out)
  	else:
  		tests.append (out)
  
  subprocess.run([git, 'add', 'tests'], check=True)
  
  with open ('meson.build', 'w') as f: f.write ('\n'.join (
  	['text_rendering_tests = ['] +
  	['  \'%s\',' % x.split('tests/')[1] for x in tests] +
  	[']', '', 'disabled_text_rendering_tests = ['] +
  	['  \'%s\',' % x.split('tests/')[1] for x in disabled_tests] +
  	[']', '']
  ))
  
  with open ('Makefile.sources', 'w') as f: f.write ('\n'.join (
  	['TESTS = \\'] +
  	['	%s \\' % x for x in tests] +
  	['	$(NULL)', '', 'DISBALED_TESTS = \\'] +
  	['	%s \\' % x for x in disabled_tests] +
  	['	$(NULL)', '']
  ))
  
  subprocess.run([git, 'add', 'Makefile.sources'], check=True)
  
  print ('Updated the testsuit, now run `git commit -e -m "[test/text-rendering-tests] Update from upstream"`')
  

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