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