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#
# Copyright (c) 2016 Google, Inc
# Written by Simon Glass <sjg@chromium.org>
#
# SPDX-License-Identifier: GPL-2.0+
#
# Test for the fdt modules
import os
import sys
import tempfile
import unittest
from fdt_select import FdtScan
import fdt_util
import tools
class TestFdt(unittest.TestCase):
@classmethod
def setUpClass(self):
self._binman_dir = os.path.dirname(os.path.realpath(sys.argv[0]))
self._indir = tempfile.mkdtemp(prefix='binmant.')
tools.PrepareOutputDir(self._indir, True)
def TestFile(self, fname):
return os.path.join(self._binman_dir, 'test', fname)
def GetCompiled(self, fname):
return fdt_util.EnsureCompiled(self.TestFile(fname))
def _DeleteProp(self, fdt):
node = fdt.GetNode('/microcode/update@0')
node.DeleteProp('data')
def testFdtNormal(self):
fname = self.GetCompiled('34_x86_ucode.dts')
fdt = FdtScan(fname)
self._DeleteProp(fdt)
def testFdtFallback(self):
fname = self.GetCompiled('34_x86_ucode.dts')
fdt = FdtScan(fname, True)
fdt.GetProp('/microcode/update@0', 'data')
self.assertEqual('fred',
fdt.GetProp('/microcode/update@0', 'none', default='fred'))
self.assertEqual('12345678 12345679',
fdt.GetProp('/microcode/update@0', 'data', typespec='x'))
self._DeleteProp(fdt)
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