From b89435db602e3ce39e73562cfd8b01fcc637368c Mon Sep 17 00:00:00 2001 From: Julien Olivain Date: Sun, 7 Jan 2024 13:09:02 +0100 Subject: [PATCH] support/testing: add tesseract-ocr test Cc: Gilles Talis Signed-off-by: Julien Olivain Signed-off-by: Peter Korsgaard --- DEVELOPERS | 1 + .../tests/package/test_tesseract_ocr.py | 43 +++++++++++++++++++ 2 files changed, 44 insertions(+) create mode 100644 support/testing/tests/package/test_tesseract_ocr.py diff --git a/DEVELOPERS b/DEVELOPERS index a03018ab2b..b1178150ed 100644 --- a/DEVELOPERS +++ b/DEVELOPERS @@ -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 diff --git a/support/testing/tests/package/test_tesseract_ocr.py b/support/testing/tests/package/test_tesseract_ocr.py new file mode 100644 index 0000000000..232025bad2 --- /dev/null +++ b/support/testing/tests/package/test_tesseract_ocr.py @@ -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)