87 lines
2.8 KiB
Python
87 lines
2.8 KiB
Python
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# SPDX-License-Identifier: GPL-2.0+
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# Copyright (c) 2016 Google, Inc
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# Written by Simon Glass <sjg@chromium.org>
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#
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# Test for the fdt modules
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import os
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import sys
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import tempfile
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import unittest
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import fdt
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from fdt import FdtScan
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import fdt_util
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import tools
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class TestFdt(unittest.TestCase):
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@classmethod
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def setUpClass(self):
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self._binman_dir = os.path.dirname(os.path.realpath(sys.argv[0]))
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self._indir = tempfile.mkdtemp(prefix='binmant.')
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tools.PrepareOutputDir(self._indir, True)
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@classmethod
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def tearDownClass(self):
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tools._FinaliseForTest()
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def TestFile(self, fname):
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return os.path.join(self._binman_dir, 'test', fname)
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def GetCompiled(self, fname):
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return fdt_util.EnsureCompiled(self.TestFile(fname))
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def _DeleteProp(self, dt):
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node = dt.GetNode('/microcode/update@0')
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node.DeleteProp('data')
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def testFdtNormal(self):
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fname = self.GetCompiled('034_x86_ucode.dts')
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dt = FdtScan(fname)
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self._DeleteProp(dt)
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def testFdtNormalProp(self):
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fname = self.GetCompiled('045_prop_test.dts')
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dt = FdtScan(fname)
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node = dt.GetNode('/binman/intel-me')
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self.assertEquals('intel-me', node.name)
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val = fdt_util.GetString(node, 'filename')
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self.assertEquals(str, type(val))
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self.assertEquals('me.bin', val)
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prop = node.props['intval']
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self.assertEquals(fdt.TYPE_INT, prop.type)
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self.assertEquals(3, fdt_util.GetInt(node, 'intval'))
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prop = node.props['intarray']
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self.assertEquals(fdt.TYPE_INT, prop.type)
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self.assertEquals(list, type(prop.value))
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self.assertEquals(2, len(prop.value))
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self.assertEquals([5, 6],
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[fdt_util.fdt32_to_cpu(val) for val in prop.value])
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prop = node.props['byteval']
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self.assertEquals(fdt.TYPE_BYTE, prop.type)
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self.assertEquals(chr(8), prop.value)
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prop = node.props['bytearray']
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self.assertEquals(fdt.TYPE_BYTE, prop.type)
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self.assertEquals(list, type(prop.value))
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self.assertEquals(str, type(prop.value[0]))
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self.assertEquals(3, len(prop.value))
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self.assertEquals([chr(1), '#', '4'], prop.value)
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prop = node.props['longbytearray']
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self.assertEquals(fdt.TYPE_INT, prop.type)
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self.assertEquals(0x090a0b0c, fdt_util.GetInt(node, 'longbytearray'))
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prop = node.props['stringval']
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self.assertEquals(fdt.TYPE_STRING, prop.type)
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self.assertEquals('message2', fdt_util.GetString(node, 'stringval'))
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prop = node.props['stringarray']
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self.assertEquals(fdt.TYPE_STRING, prop.type)
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self.assertEquals(list, type(prop.value))
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self.assertEquals(3, len(prop.value))
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self.assertEquals(['another', 'multi-word', 'message'], prop.value)
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