Attachment 11502 Details for Bug 26165 – Python script for testing the fontconfig matching.

Python script for testing the fontconfig matching.

fontconfig_testing.py (text/plain), 3.64 KB, created by Edward d'Auvergne on 2020-02-10 15:26:39 CET

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Creator: Edward d'Auvergne

Created: 2020-02-10 15:26:39 CET

Size: 3.64 KB

patch

obsolete

>#! /usr/bin/env python3
>
># Python module imports.
>from re import search
>from subprocess import PIPE, Popen
>
>
># Debugging flag.
>DEBUG = False
>
># The base command.
>BASE_CMD = "LC_CTYPE=%s.UTF-8 FC_DEBUG=4 python3 -c 'from PySide2.QtWidgets import QApplication, QLabel\napp = QApplication()\nQLabel(\"%s\").show()'"
>
># The locales to test.
>LOCALES = [
>    'en_US',
>    'ja_JP',
>    'ko_KP',
>    'ko_KR',
>    'yue_CN',
>    'yue_HK',
>    'zh_CN',
>    'zh_HK',
>    'zh_MO',
>    'zh_SG',
>    'zh_TW',
>]
>
># The character to test with.
>CHAR = {
>    'en_US':  ["X", "\u95e8"],
>    'ja_JP':  ["\u95e8"],
>    'ko_KP':  ["\u9580"],
>    'ko_KR':  ["\u9580"],
>    'yue_CN': ["\u9580"],
>    'yue_HK': ["\u9580"],
>    'zh_CN':  ["\u95e8"],
>    'zh_HK':  ["\u9580"],
>    'zh_MO':  ["\u9580"],
>    'zh_SG':  ["\u95e8"],
>    'zh_TW':  ["\u9580"],
>}
>
># The expected highest priority font family name.
>FONT = {
>    'en_US':  ["Noto Sans", "Source Han Sans TC"],
>    'ja_JP':  ["Source Han Sans"],
>    'ko_KP':  ["Source Han Sans K"],
>    'ko_KR':  ["Source Han Sans K"],
>    'yue_CN': ["Source Han Sans TC"],
>    'yue_HK': ["Source Han Sans TC"],
>    'zh_CN':  ["Source Han Sans SC"],
>    'zh_HK':  ["Source Han Sans HC"],
>    'zh_MO':  ["Source Han Sans TC"],
>    'zh_SG':  ["Source Han Sans SC"],
>    'zh_TW':  ["Source Han Sans TC"],
>}
>
># The expected hinting values.
>HINTING = {
>    'en_US':  [None, "False(w)"],
>    'ja_JP':  ["False(w)"],
>    'ko_KP':  ["False(w)"],
>    'ko_KR':  ["False(w)"],
>    'yue_CN': ["False(w)"],
>    'yue_HK': ["False(w)"],
>    'zh_CN':  ["False(w)"],
>    'zh_HK':  ["False(w)"],
>    'zh_MO':  ["False(w)"],
>    'zh_SG':  ["False(w)"],
>    'zh_TW':  ["False(w)"],
>}
>
>#LOCALES = ['ko_KR']
>
># Check each locale.
>for locale in LOCALES:
>    # Loop over each character.
>    for char_index in range(len(CHAR[locale])):
>        # The full command.
>        cmd = BASE_CMD % (locale, CHAR[locale][char_index])
>
>        # Execute the command, capturing STDOUT.
>        if DEBUG:
>            print(repr(cmd))
>        pipe = Popen(cmd, shell=True, stdout=PIPE)
>
>        # Read the output.
>        lines = pipe.stdout.readlines()
>        for i in range(len(lines)):
>            lines[i] = lines[i].decode()
>            #print(lines[i].rstrip())
>
>        # Find the last font.
>        last_font_index = None
>        for i in range(len(lines)):
>            if search("^FcConfigSubstitute donePattern", lines[i]):
>                last_font_index = i
>
>        # Find the font family.
>        for i in range(last_font_index, len(lines)):
>            if search("family:", lines[i]):
>                family = lines[i].strip()
>                break
>
>        # Check the font family.
>        elements = family.split('"')
>        for i in range(int((len(elements)-1)/2)):
>            if elements[i*2+1][0].isascii():
>                top_priority = elements[i*2+1]
>                break
>        if top_priority != FONT[locale][char_index]:
>            print(repr(cmd))
>            print("FAIL: fontconfig matches of '%s' should start with '%s'." % (family, FONT[locale][char_index]))
>        elif DEBUG:
>            print("PASS: fontconfig match of '%s'." % top_priority)
>
>        # Find the hinting.
>        hinting = None
>        for i in range(last_font_index, len(lines)):
>            if search("hinting:", lines[i]):
>                hinting = lines[i].strip()
>                hinting = hinting.split()[1]
>                break
>
>        # Check the hinting.
>        if hinting != HINTING[locale][char_index]:
>            print(repr(cmd))
>            print("FAIL: fontconfig hinting of '%s' should be '%s'." % (hinting, HINTING[locale][char_index]))
>        elif DEBUG:
>            print("PASS: fontconfig hinting of %s." % repr(hinting))

#! /usr/bin/env python3

# Python module imports.
from re import search
from subprocess import PIPE, Popen


# Debugging flag.
DEBUG = False

# The base command.
BASE_CMD = "LC_CTYPE=%s.UTF-8 FC_DEBUG=4 python3 -c 'from PySide2.QtWidgets import QApplication, QLabel\napp = QApplication()\nQLabel(\"%s\").show()'"

# The locales to test.
LOCALES = [
    'en_US',
    'ja_JP',
    'ko_KP',
    'ko_KR',
    'yue_CN',
    'yue_HK',
    'zh_CN',
    'zh_HK',
    'zh_MO',
    'zh_SG',
    'zh_TW',
]

# The character to test with.
CHAR = {
    'en_US':  ["X", "\u95e8"],
    'ja_JP':  ["\u95e8"],
    'ko_KP':  ["\u9580"],
    'ko_KR':  ["\u9580"],
    'yue_CN': ["\u9580"],
    'yue_HK': ["\u9580"],
    'zh_CN':  ["\u95e8"],
    'zh_HK':  ["\u9580"],
    'zh_MO':  ["\u9580"],
    'zh_SG':  ["\u95e8"],
    'zh_TW':  ["\u9580"],
}

# The expected highest priority font family name.
FONT = {
    'en_US':  ["Noto Sans", "Source Han Sans TC"],
    'ja_JP':  ["Source Han Sans"],
    'ko_KP':  ["Source Han Sans K"],
    'ko_KR':  ["Source Han Sans K"],
    'yue_CN': ["Source Han Sans TC"],
    'yue_HK': ["Source Han Sans TC"],
    'zh_CN':  ["Source Han Sans SC"],
    'zh_HK':  ["Source Han Sans HC"],
    'zh_MO':  ["Source Han Sans TC"],
    'zh_SG':  ["Source Han Sans SC"],
    'zh_TW':  ["Source Han Sans TC"],
}

# The expected hinting values.
HINTING = {
    'en_US':  [None, "False(w)"],
    'ja_JP':  ["False(w)"],
    'ko_KP':  ["False(w)"],
    'ko_KR':  ["False(w)"],
    'yue_CN': ["False(w)"],
    'yue_HK': ["False(w)"],
    'zh_CN':  ["False(w)"],
    'zh_HK':  ["False(w)"],
    'zh_MO':  ["False(w)"],
    'zh_SG':  ["False(w)"],
    'zh_TW':  ["False(w)"],
}

#LOCALES = ['ko_KR']

# Check each locale.
for locale in LOCALES:
    # Loop over each character.
    for char_index in range(len(CHAR[locale])):
        # The full command.
        cmd = BASE_CMD % (locale, CHAR[locale][char_index])

        # Execute the command, capturing STDOUT.
        if DEBUG:
            print(repr(cmd))
        pipe = Popen(cmd, shell=True, stdout=PIPE)

        # Read the output.
        lines = pipe.stdout.readlines()
        for i in range(len(lines)):
            lines[i] = lines[i].decode()
            #print(lines[i].rstrip())

        # Find the last font.
        last_font_index = None
        for i in range(len(lines)):
            if search("^FcConfigSubstitute donePattern", lines[i]):
                last_font_index = i

        # Find the font family.
        for i in range(last_font_index, len(lines)):
            if search("family:", lines[i]):
                family = lines[i].strip()
                break

        # Check the font family.
        elements = family.split('"')
        for i in range(int((len(elements)-1)/2)):
            if elements[i*2+1][0].isascii():
                top_priority = elements[i*2+1]
                break
        if top_priority != FONT[locale][char_index]:
            print(repr(cmd))
            print("FAIL: fontconfig matches of '%s' should start with '%s'." % (family, FONT[locale][char_index]))
        elif DEBUG:
            print("PASS: fontconfig match of '%s'." % top_priority)

        # Find the hinting.
        hinting = None
        for i in range(last_font_index, len(lines)):
            if search("hinting:", lines[i]):
                hinting = lines[i].strip()
                hinting = hinting.split()[1]
                break

        # Check the hinting.
        if hinting != HINTING[locale][char_index]:
            print(repr(cmd))
            print("FAIL: fontconfig hinting of '%s' should be '%s'." % (hinting, HINTING[locale][char_index]))
        elif DEBUG:
            print("PASS: fontconfig hinting of %s." % repr(hinting))

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Attachments on bug 26165: 11495 | 11496 | 11497 | 11498 | 11500 | 11502 | 11503 | 11504