NetCube-Systems-Austria/kumquat-buildroot
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support/testing: add tesseract-ocr test

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Cc: Gilles Talis <gilles.talis@gmail.com>
Signed-off-by: Julien Olivain <ju.o@free.fr>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
This commit is contained in:
Julien Olivain 2024-01-07 13:09:02 +01:00 committed by Peter Korsgaard
parent a917500442
commit b89435db60
2 changed files with 44 additions and 0 deletions
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@ -1823,6 +1823,7 @@ F: support/testing/tests/package/test_stress_ng.py
F: support/testing/tests/package/test_tcl.py
F: support/testing/tests/package/test_tcl/
F: support/testing/tests/package/test_tcpdump.py
F: support/testing/tests/package/test_tesseract_ocr.py
F: support/testing/tests/package/test_weston.py
F: support/testing/tests/package/test_weston/
F: support/testing/tests/package/test_xz.py

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support/testing/tests/package/test_tesseract_ocr.py Normal file
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@ -0,0 +1,43 @@
import os
import infra.basetest
class TestTesseractOcr(infra.basetest.BRTest):
config = infra.basetest.BASIC_TOOLCHAIN_CONFIG + \
"""
BR2_PACKAGE_FREETYPE=y
BR2_PACKAGE_GHOSTSCRIPT_FONTS=y
BR2_PACKAGE_GRAPHICSMAGICK=y
BR2_PACKAGE_TESSERACT_OCR=y
BR2_PACKAGE_TESSERACT_OCR_LANG_ENG=y
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()
msg = "Hello from Buildroot runtime test."
img_file = "image.pgm"
txt_basename = "text"
txt_file = f"{txt_basename}.txt"
# Check the program execute.
self.assertRunOk("tesseract --version")
# Generate an image file including a text message.
cmd = f"gm convert -pointsize 16 label:'{msg}' {img_file}"
self.assertRunOk(cmd)
# Perform the character recognition.
cmd = f"tesseract {img_file} {txt_basename}"
self.assertRunOk(cmd, timeout=30)
# Check the decoded text matches the original message.
cmd = f"grep -F '{msg}' {txt_file}"
self.assertRunOk(cmd)