mirror of
https://gitlab.freedesktop.org/libfprint/libfprint.git
synced 2025-11-15 07:38:12 +00:00
951d482bc6
Also print a warning if umockdev-run is too old. Note that we still try to run the unreliable tests as they are still useful for development.
93 lines
3.0 KiB
Python
Executable File
93 lines
3.0 KiB
Python
Executable File
#!/usr/bin/env python3
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import sys
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import os
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import os.path
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import shutil
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import tempfile
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import subprocess
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if len(sys.argv) != 2:
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print("You need to specify exactly one argument, the directory with test data")
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# Check that umockdev is available
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try:
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umockdev_version = subprocess.check_output(['umockdev-run', '--version'])
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version = tuple(int(_) for _ in umockdev_version.split(b'.'))
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if version < (0, 13, 2):
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print('umockdev is too old for test to be reliable, expect random failures!')
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print('Please update umockdev to at least 0.13.2.')
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except FileNotFoundError:
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print('umockdev-run not found, skipping test!')
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print('Please install umockdev.')
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sys.exit(77)
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edir = os.path.dirname(sys.argv[0])
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ddir = sys.argv[1]
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tmpdir = tempfile.mkdtemp(prefix='libfprint-umockdev-test-')
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assert os.path.isdir(ddir)
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assert os.path.isfile(os.path.join(ddir, "device"))
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def cmp_pngs(png_a, png_b):
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print("Comparing PNGs %s and %s" % (png_a, png_b))
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import cairo
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img_a = cairo.ImageSurface.create_from_png(png_a)
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img_b = cairo.ImageSurface.create_from_png(png_b)
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assert img_a.get_format() == cairo.FORMAT_RGB24
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assert img_b.get_format() == cairo.FORMAT_RGB24
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assert img_a.get_width() == img_b.get_width()
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assert img_a.get_height() == img_b.get_height()
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assert img_a.get_stride () == img_b.get_stride()
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data_a = img_a.get_data()
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data_b = img_b.get_data()
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stride = img_a.get_stride()
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for x in range(img_a.get_width()):
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for y in range(img_a.get_height()):
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assert(data_a[y * stride + x * 4] == data_b[y * stride + x * 4])
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def capture():
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ioctl = os.path.join(ddir, "capture.ioctl")
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device = os.path.join(ddir, "device")
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dev = open(ioctl).readline().strip()
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assert dev.startswith('@DEV ')
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dev = dev[5:]
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subprocess.check_call(['umockdev-run', '-d', device,
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'-i', "%s=%s" % (dev, ioctl),
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'--',
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'%s' % os.path.join(edir, "capture.py"),
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'%s' % os.path.join(tmpdir, "capture.png")])
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assert os.path.isfile(os.path.join(tmpdir, "capture.png"))
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if os.path.isfile(os.path.join(ddir, "capture.png")):
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# Compare the images, they need to be identical
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cmp_pngs(os.path.join(tmpdir, "capture.png"), os.path.join(ddir, "capture.png"))
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def custom():
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ioctl = os.path.join(ddir, "custom.ioctl")
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device = os.path.join(ddir, "device")
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dev = open(ioctl).readline().strip()
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assert dev.startswith('@DEV ')
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dev = dev[5:]
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subprocess.check_call(['umockdev-run', '-d', device,
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'-i', "%s=%s" % (dev, ioctl),
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'--',
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'%s' % os.path.join(ddir, "custom.py")])
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try:
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if os.path.exists(os.path.join(ddir, "capture.ioctl")):
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capture()
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if os.path.exists(os.path.join(ddir, "custom.ioctl")):
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custom()
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finally:
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shutil.rmtree(tmpdir)
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