kumquat-buildroot/support/testing/tests/package/test_ghostscript.py
Julien Olivain 72c4c5740d support/testing: add ghostscript runtime test
Signed-off-by: Julien Olivain <ju.o@free.fr>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
2024-02-11 22:49:37 +01:00

49 lines
1.6 KiB
Python

import os
import infra.basetest
class TestGhostscript(infra.basetest.BRTest):
rootfs_overlay = \
infra.filepath("tests/package/test_ghostscript/rootfs-overlay")
config = infra.basetest.BASIC_TOOLCHAIN_CONFIG + \
f"""
BR2_PACKAGE_GHOSTSCRIPT=y
BR2_PACKAGE_TESSERACT_OCR=y
BR2_PACKAGE_TESSERACT_OCR_LANG_ENG=y
BR2_ROOTFS_OVERLAY="{rootfs_overlay}"
BR2_TARGET_ROOTFS_CPIO=y
# BR2_TARGET_ROOTFS_TAR is not set
"""
def test_run(self):
cpio_file = os.path.join(self.builddir, "images", "rootfs.cpio")
self.emulator.boot(arch="armv5",
kernel="builtin",
options=["-initrd", cpio_file])
self.emulator.login()
# Check the program can execute.
self.assertRunOk("gs --version")
doc_basename = "document"
ps_file = doc_basename + ".ps"
pgm_file = doc_basename + ".pgm"
txt_file = doc_basename + ".txt"
# Render a basic PostScript file to an image file.
cmd = "gs -dSAFER -dBATCH -dNOPAUSE -sDEVICE=pgmraw -r150"
cmd += f" -dTextAlphaBits=4 -sOutputFile='{pgm_file}' {ps_file}"
self.assertRunOk(cmd)
# Run text recognition on the image file.
cmd = f"tesseract {pgm_file} {doc_basename}"
self.assertRunOk(cmd, timeout=30)
# Check we extracted the expected string from the input
# PostScript file.
cmd = f"cat {txt_file}"
out, ret = self.emulator.run(cmd)
self.assertEqual(ret, 0)
self.assertEqual(out[0], "Hello Buildroot!")