Pillow/Tests/test_main.py

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Add __main__.py to output basic format and support information To help debug and show supported formats, users can run: $ python -m PIL to get basic format and support information about the installed version of Pillow. The new feature works as follows: $ python -m PIL -------------------------------------------------------------------- Pillow 6.1.0.dev0 -------------------------------------------------------------------- Python modules loaded from .../Pillow/src/PIL Binary modules loaded from .../Pillow/src/PIL -------------------------------------------------------------------- Python 3.7.3 (default, May 11 2019, 00:38:04) [GCC 9.1.1 20190503 (Red Hat 9.1.1-1)] -------------------------------------------------------------------- --- PIL CORE support ok --- TKINTER support ok --- FREETYPE2 support ok --- LITTLECMS2 support ok --- WEBP support ok --- WEBP Transparency support ok --- WEBPMUX support ok --- WEBP Animation support ok --- JPEG support ok --- OPENJPEG (JPEG2000) support ok --- ZLIB (PNG/ZIP) support ok --- LIBTIFF support ok --- RAQM (Bidirectional Text) support ok -------------------------------------------------------------------- BLP Extensions: .blp Features: open -------------------------------------------------------------------- BMP image/bmp Extensions: .bmp Features: open, save -------------------------------------------------------------------- BUFR Extensions: .bufr Features: open, save -------------------------------------------------------------------- …
2019-05-25 21:11:33 +03:00
import os
import subprocess
import sys
def test_main():
out = subprocess.check_output([sys.executable, "-m", "PIL"]).decode("utf-8")
lines = out.splitlines()
assert lines[0] == "-" * 68
assert lines[1].startswith("Pillow ")
assert lines[2].startswith("Python ")
lines = lines[3:]
while lines[0].startswith(" "):
lines = lines[1:]
assert lines[0] == "-" * 68
assert lines[1].startswith("Python modules loaded from ")
assert lines[2].startswith("Binary modules loaded from ")
assert lines[3] == "-" * 68
jpeg = (
os.linesep
+ "-" * 68
+ os.linesep
+ "JPEG image/jpeg"
+ os.linesep
+ "Extensions: .jfif, .jpe, .jpeg, .jpg"
+ os.linesep
+ "Features: open, save"
+ os.linesep
+ "-" * 68
+ os.linesep
)
assert jpeg in out