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dtoc fixes with pylint, tests

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Merge tag 'dm-pull-9aug22-take2' of https://source.denx.de/u-boot/custodians/u-boot-dm

dtoc fixes with pylint, tests
This commit is contained in:
Tom Rini 2022-08-11 08:47:20 -04:00
commit 157861e6af
7 changed files with 195 additions and 149 deletions
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8
boot/Kconfig
View file

@ -294,6 +294,12 @@ endif # SPL
endif # FIT
config PXE_UTILS
bool
select MENU
help
Utilities for parsing PXE file formats.
config BOOTSTD
bool "Standard boot support"
default y
@ -345,7 +351,7 @@ config BOOTSTD_BOOTCOMMAND
config BOOTMETH_DISTRO
bool "Bootdev support for distro boot"
depends on CMD_PXE
select PXE_UTILS
default y
help
Enables support for distro boot using bootdevs. This makes the

3
boot/Makefile
View file

@ -10,8 +10,7 @@ obj-$(CONFIG_CMD_BOOTM) += bootm.o bootm_os.o
obj-$(CONFIG_CMD_BOOTZ) += bootm.o bootm_os.o
obj-$(CONFIG_CMD_BOOTI) += bootm.o bootm_os.o
obj-$(CONFIG_CMD_PXE) += pxe_utils.o
obj-$(CONFIG_CMD_SYSBOOT) += pxe_utils.o
obj-$(CONFIG_PXE_UTILS) += pxe_utils.o
endif

3
boot/pxe_utils.c
View file

@ -736,7 +736,8 @@ static int label_boot(struct pxe_context *ctx, struct pxe_label *label)
kernel_addr_r = genimg_get_kernel_addr(kernel_addr);
buf = map_sysmem(kernel_addr_r, 0);
/* Try bootm for legacy and FIT format image */
if (genimg_get_format(buf) != IMAGE_FORMAT_INVALID)
if (genimg_get_format(buf) != IMAGE_FORMAT_INVALID &&
IS_ENABLED(CONFIG_CMD_BOOTM))
do_bootm(ctx->cmdtp, 0, bootm_argc, bootm_argv);
/* Try booting an AArch64 Linux kernel image */
else if (IS_ENABLED(CONFIG_CMD_BOOTI))

4
cmd/Kconfig
View file

@ -1825,7 +1825,7 @@ config CMD_ETHSW
config CMD_PXE
bool "pxe"
select MENU
select PXE_UTILS
help
Boot image via network using PXE protocol
@ -2007,7 +2007,7 @@ config CMD_SOUND
config CMD_SYSBOOT
bool "sysboot"
select MENU
select PXE_UTILS
help
Boot image via local extlinux.conf file

2
include/command.h
View file

@ -148,9 +148,9 @@ int cmd_get_data_size(char *arg, int default_size);
int do_bootd(struct cmd_tbl *cmdtp, int flag, int argc,
char *const argv[]);
#endif
#ifdef CONFIG_CMD_BOOTM
int do_bootm(struct cmd_tbl *cmdtp, int flag, int argc,
char *const argv[]);
#ifdef CONFIG_CMD_BOOTM
int bootm_maybe_autostart(struct cmd_tbl *cmdtp, const char *cmd);
#else
static inline int bootm_maybe_autostart(struct cmd_tbl *cmdtp, const char *cmd)

2
scripts/pylint.base
View file

@ -167,7 +167,7 @@ tools_binman_etype_x86_reset16_tpl -15.71
tools_binman_etype_x86_start16 -15.71
tools_binman_etype_x86_start16_spl -15.71
tools_binman_etype_x86_start16_tpl -15.71
tools_binman_fdt_test 3.23
tools_binman_fdt_test 10.00
tools_binman_fip_util 9.85
tools_binman_fip_util_test 10.00
tools_binman_fmap_util 6.88

322
tools/dtoc/test_fdt.py
View file

@ -1,11 +1,13 @@
#!/usr/bin/env python3
# SPDX-License-Identifier: GPL-2.0+
# Copyright (c) 2018 Google, Inc
# Written by Simon Glass <sjg@chromium.org>
#
from optparse import OptionParser
import glob
"""
Tests for the Fdt module
Copyright (c) 2018 Google, Inc
Written by Simon Glass <sjg@chromium.org>
"""
from argparse import ArgumentParser
import os
import shutil
import sys
@ -22,16 +24,18 @@ sys.path.insert(2, os.path.join(our_path, '../../scripts/dtc/pylibfdt'))
sys.path.insert(2, os.path.join(our_path,
'../../build-sandbox_spl/scripts/dtc/pylibfdt'))
#pylint: disable=wrong-import-position
from dtoc import fdt
from dtoc import fdt_util
from dtoc.fdt_util import fdt32_to_cpu, fdt64_to_cpu
from dtoc.fdt import Type, BytesToValue
import libfdt
from patman import command
from patman import test_util
from patman import tools
def _GetPropertyValue(dtb, node, prop_name):
#pylint: disable=protected-access
def _get_property_value(dtb, node, prop_name):
"""Low-level function to get the property value based on its offset
This looks directly in the device tree at the property's offset to find
@ -83,13 +87,13 @@ class TestFdt(unittest.TestCase):
def setUp(self):
self.dtb = fdt.FdtScan(find_dtb_file('dtoc_test_simple.dts'))
def testFdt(self):
def test_fdt(self):
"""Test that we can open an Fdt"""
self.dtb.Scan()
root = self.dtb.GetRoot()
self.assertTrue(isinstance(root, fdt.Node))
def testGetNode(self):
def test_get_node(self):
"""Test the GetNode() method"""
node = self.dtb.GetNode('/spl-test')
self.assertTrue(isinstance(node, fdt.Node))
@ -103,27 +107,28 @@ class TestFdt(unittest.TestCase):
self.assertTrue(isinstance(node, fdt.Node))
self.assertEqual(0, node.Offset())
def testFlush(self):
def test_flush(self):
"""Check that we can flush the device tree out to its file"""
fname = self.dtb._fname
with open(fname, 'rb') as fd:
data = fd.read()
with open(fname, 'rb') as inf:
inf.read()
os.remove(fname)
with self.assertRaises(IOError):
open(fname, 'rb')
with open(fname, 'rb'):
pass
self.dtb.Flush()
with open(fname, 'rb') as fd:
data = fd.read()
with open(fname, 'rb') as inf:
inf.read()
def testPack(self):
def test_pack(self):
"""Test that packing a device tree works"""
self.dtb.Pack()
def testGetFdtRaw(self):
def test_get_fdt_raw(self):
"""Tetst that we can access the raw device-tree data"""
self.assertTrue(isinstance(self.dtb.GetContents(), bytes))
def testGetProps(self):
def test_get_props(self):
"""Tests obtaining a list of properties"""
node = self.dtb.GetNode('/spl-test')
props = self.dtb.GetProps(node)
@ -133,17 +138,19 @@ class TestFdt(unittest.TestCase):
'stringval', 'u-boot,dm-pre-reloc'],
sorted(props.keys()))
def testCheckError(self):
def test_check_error(self):
"""Tests the ChecKError() function"""
with self.assertRaises(ValueError) as e:
with self.assertRaises(ValueError) as exc:
fdt.CheckErr(-libfdt.NOTFOUND, 'hello')
self.assertIn('FDT_ERR_NOTFOUND: hello', str(e.exception))
self.assertIn('FDT_ERR_NOTFOUND: hello', str(exc.exception))
def testGetFdt(self):
def test_get_fdt(self):
"""Test getting an Fdt object from a node"""
node = self.dtb.GetNode('/spl-test')
self.assertEqual(self.dtb, node.GetFdt())
def testBytesToValue(self):
def test_bytes_to_value(self):
"""Test converting a string list into Python"""
self.assertEqual(BytesToValue(b'this\0is\0'),
(Type.STRING, ['this', 'is']))
@ -163,11 +170,11 @@ class TestNode(unittest.TestCase):
self.node = self.dtb.GetNode('/spl-test')
self.fdt = self.dtb.GetFdtObj()
def testOffset(self):
def test_offset(self):
"""Tests that we can obtain the offset of a node"""
self.assertTrue(self.node.Offset() > 0)
def testDelete(self):
def test_delete(self):
"""Tests that we can delete a property"""
node2 = self.dtb.GetNode('/spl-test2')
offset1 = node2.Offset()
@ -180,13 +187,13 @@ class TestNode(unittest.TestCase):
with self.assertRaises(libfdt.FdtException):
self.node.DeleteProp('missing')
def testDeleteGetOffset(self):
def test_delete_get_offset(self):
"""Test that property offset update when properties are deleted"""
self.node.DeleteProp('intval')
prop, value = _GetPropertyValue(self.dtb, self.node, 'longbytearray')
prop, value = _get_property_value(self.dtb, self.node, 'longbytearray')
self.assertEqual(prop.value, value)
def testFindNode(self):
def test_find_node(self):
"""Tests that we can find a node using the FindNode() functoin"""
node = self.dtb.GetRoot().FindNode('i2c@0')
self.assertEqual('i2c@0', node.name)
@ -194,33 +201,33 @@ class TestNode(unittest.TestCase):
self.assertEqual('pmic@9', subnode.name)
self.assertEqual(None, node.FindNode('missing'))
def testRefreshMissingNode(self):
def test_refresh_missing_node(self):
"""Test refreshing offsets when an extra node is present in dtb"""
# Delete it from our tables, not the device tree
del self.dtb._root.subnodes[-1]
with self.assertRaises(ValueError) as e:
with self.assertRaises(ValueError) as exc:
self.dtb.Refresh()
self.assertIn('Internal error, offset', str(e.exception))
self.assertIn('Internal error, offset', str(exc.exception))
def testRefreshExtraNode(self):
def test_refresh_extra_node(self):
"""Test refreshing offsets when an expected node is missing"""
# Delete it from the device tre, not our tables
self.fdt.del_node(self.node.Offset())
with self.assertRaises(ValueError) as e:
with self.assertRaises(ValueError) as exc:
self.dtb.Refresh()
self.assertIn('Internal error, node name mismatch '
'spl-test != spl-test2', str(e.exception))
'spl-test != spl-test2', str(exc.exception))
def testRefreshMissingProp(self):
def test_refresh_missing_prop(self):
"""Test refreshing offsets when an extra property is present in dtb"""
# Delete it from our tables, not the device tree
del self.node.props['notstring']
with self.assertRaises(ValueError) as e:
with self.assertRaises(ValueError) as exc:
self.dtb.Refresh()
self.assertIn("Internal error, node '/spl-test' property 'notstring' missing, offset ",
str(e.exception))
str(exc.exception))
def testLookupPhandle(self):
def test_lookup_phandle(self):
"""Test looking up a single phandle"""
dtb = fdt.FdtScan(find_dtb_file('dtoc_test_phandle.dts'))
node = dtb.GetNode('/phandle-source2')
@ -228,19 +235,19 @@ class TestNode(unittest.TestCase):
target = dtb.GetNode('/phandle-target')
self.assertEqual(target, dtb.LookupPhandle(fdt32_to_cpu(prop.value)))
def testAddNodeSpace(self):
def test_add_node_space(self):
"""Test adding a single node when out of space"""
self.fdt.pack()
self.node.AddSubnode('subnode')
with self.assertRaises(libfdt.FdtException) as e:
with self.assertRaises(libfdt.FdtException) as exc:
self.dtb.Sync(auto_resize=False)
self.assertIn('FDT_ERR_NOSPACE', str(e.exception))
self.assertIn('FDT_ERR_NOSPACE', str(exc.exception))
self.dtb.Sync(auto_resize=True)
offset = self.fdt.path_offset('/spl-test/subnode')
self.assertTrue(offset > 0)
def testAddNodes(self):
def test_add_nodes(self):
"""Test adding various subnode and properies"""
node = self.dtb.GetNode('/i2c@0')
@ -272,7 +279,7 @@ class TestNode(unittest.TestCase):
self.dtb.Sync(auto_resize=True)
def testAddOneNode(self):
def test_add_one_node(self):
"""Testing deleting and adding a subnode before syncing"""
subnode = self.node.AddSubnode('subnode')
self.node.AddSubnode('subnode2')
@ -283,21 +290,21 @@ class TestNode(unittest.TestCase):
self.node.AddSubnode('subnode3')
self.dtb.Sync()
def testRefreshNameMismatch(self):
def test_refresh_name_mismatch(self):
"""Test name mismatch when syncing nodes and properties"""
prop = self.node.AddInt('integer-a', 12)
self.node.AddInt('integer-a', 12)
wrong_offset = self.dtb.GetNode('/i2c@0')._offset
self.node._offset = wrong_offset
with self.assertRaises(ValueError) as e:
with self.assertRaises(ValueError) as exc:
self.dtb.Sync()
self.assertIn("Internal error, node '/spl-test' name mismatch 'i2c@0'",
str(e.exception))
str(exc.exception))
with self.assertRaises(ValueError) as e:
with self.assertRaises(ValueError) as exc:
self.node.Refresh(wrong_offset)
self.assertIn("Internal error, node '/spl-test' name mismatch 'i2c@0'",
str(e.exception))
str(exc.exception))
class TestProp(unittest.TestCase):
@ -316,80 +323,83 @@ class TestProp(unittest.TestCase):
self.node = self.dtb.GetNode('/spl-test')
self.fdt = self.dtb.GetFdtObj()
def testMissingNode(self):
def test_missing_node(self):
"""Test GetNode() when the node is missing"""
self.assertEqual(None, self.dtb.GetNode('missing'))
def testPhandle(self):
def test_phandle(self):
"""Test GetNode() on a phandle"""
dtb = fdt.FdtScan(find_dtb_file('dtoc_test_phandle.dts'))
node = dtb.GetNode('/phandle-source2')
prop = node.props['clocks']
self.assertTrue(fdt32_to_cpu(prop.value) > 0)
def _ConvertProp(self, prop_name):
def _convert_prop(self, prop_name):
"""Helper function to look up a property in self.node and return it
Args:
Property name to find
str: Property name to find
Return fdt.Prop object for this property
Returns:
fdt.Prop: object for this property
"""
p = self.fdt.getprop(self.node.Offset(), prop_name)
return fdt.Prop(self.node, -1, prop_name, p)
prop = self.fdt.getprop(self.node.Offset(), prop_name)
return fdt.Prop(self.node, -1, prop_name, prop)
def testMakeProp(self):
def test_make_prop(self):
"""Test we can convert all the the types that are supported"""
prop = self._ConvertProp('boolval')
prop = self._convert_prop('boolval')
self.assertEqual(Type.BOOL, prop.type)
self.assertEqual(True, prop.value)
prop = self._ConvertProp('intval')
prop = self._convert_prop('intval')
self.assertEqual(Type.INT, prop.type)
self.assertEqual(1, fdt32_to_cpu(prop.value))
prop = self._ConvertProp('int64val')
prop = self._convert_prop('int64val')
self.assertEqual(Type.INT, prop.type)
self.assertEqual(0x123456789abcdef0, fdt64_to_cpu(prop.value))
prop = self._ConvertProp('intarray')
prop = self._convert_prop('intarray')
self.assertEqual(Type.INT, prop.type)
val = [fdt32_to_cpu(val) for val in prop.value]
self.assertEqual([2, 3, 4], val)
prop = self._ConvertProp('byteval')
prop = self._convert_prop('byteval')
self.assertEqual(Type.BYTE, prop.type)
self.assertEqual(5, ord(prop.value))
prop = self._ConvertProp('longbytearray')
prop = self._convert_prop('longbytearray')
self.assertEqual(Type.BYTE, prop.type)
val = [ord(val) for val in prop.value]
self.assertEqual([9, 10, 11, 12, 13, 14, 15, 16, 17], val)
prop = self._ConvertProp('stringval')
prop = self._convert_prop('stringval')
self.assertEqual(Type.STRING, prop.type)
self.assertEqual('message', prop.value)
prop = self._ConvertProp('stringarray')
prop = self._convert_prop('stringarray')
self.assertEqual(Type.STRING, prop.type)
self.assertEqual(['multi-word', 'message'], prop.value)
prop = self._ConvertProp('notstring')
prop = self._convert_prop('notstring')
self.assertEqual(Type.BYTE, prop.type)
val = [ord(val) for val in prop.value]
self.assertEqual([0x20, 0x21, 0x22, 0x10, 0], val)
def testGetEmpty(self):
def test_get_empty(self):
"""Tests the GetEmpty() function for the various supported types"""
self.assertEqual(True, fdt.Prop.GetEmpty(Type.BOOL))
self.assertEqual(chr(0), fdt.Prop.GetEmpty(Type.BYTE))
self.assertEqual(tools.get_bytes(0, 4), fdt.Prop.GetEmpty(Type.INT))
self.assertEqual('', fdt.Prop.GetEmpty(Type.STRING))
def testGetOffset(self):
def test_get_offset(self):
"""Test we can get the offset of a property"""
prop, value = _GetPropertyValue(self.dtb, self.node, 'longbytearray')
prop, value = _get_property_value(self.dtb, self.node, 'longbytearray')
self.assertEqual(prop.value, value)
def testWiden(self):
def test_widen(self):
"""Test widening of values"""
node2 = self.dtb.GetNode('/spl-test2')
node3 = self.dtb.GetNode('/spl-test3')
@ -426,7 +436,13 @@ class TestProp(unittest.TestCase):
self.assertEqual(['\x09', '\x0a', '\x0b', '\x0c', '\x0d',
'\x0e', '\x0f', '\x10', '\0'], prop3.value)
# Similarly for a string array
def test_widen_more(self):
"""More tests of widening values"""
node2 = self.dtb.GetNode('/spl-test2')
node3 = self.dtb.GetNode('/spl-test3')
prop = self.node.props['intval']
# Test widening a single string into a string array
prop = self.node.props['stringval']
prop2 = node2.props['stringarray']
self.assertFalse(isinstance(prop.value, list))
@ -466,7 +482,7 @@ class TestProp(unittest.TestCase):
self.assertTrue(isinstance(prop.value, list))
self.assertEqual(1, len(prop.value))
def testAdd(self):
def test_add(self):
"""Test adding properties"""
self.fdt.pack()
# This function should automatically expand the device tree
@ -485,12 +501,12 @@ class TestProp(unittest.TestCase):
# This should fail since it would need to increase the device-tree size
self.node.AddZeroProp('four')
with self.assertRaises(libfdt.FdtException) as e:
with self.assertRaises(libfdt.FdtException) as exc:
self.dtb.Sync(auto_resize=False)
self.assertIn('FDT_ERR_NOSPACE', str(e.exception))
self.assertIn('FDT_ERR_NOSPACE', str(exc.exception))
self.dtb.Sync(auto_resize=True)
def testAddMore(self):
def test_add_more(self):
"""Test various other methods for adding and setting properties"""
self.node.AddZeroProp('one')
self.dtb.Sync(auto_resize=True)
@ -516,9 +532,9 @@ class TestProp(unittest.TestCase):
self.fdt.pack()
self.node.SetString('string', val + 'x')
with self.assertRaises(libfdt.FdtException) as e:
with self.assertRaises(libfdt.FdtException) as exc:
self.dtb.Sync(auto_resize=False)
self.assertIn('FDT_ERR_NOSPACE', str(e.exception))
self.assertIn('FDT_ERR_NOSPACE', str(exc.exception))
self.node.SetString('string', val[:-1])
prop = self.node.props['string']
@ -565,7 +581,8 @@ class TestProp(unittest.TestCase):
new_offset = self.fdt.path_offset('/spl-test', libfdt.QUIET_NOTFOUND)
self.assertEqual(-libfdt.NOTFOUND, new_offset)
def testFromData(self):
def test_from_data(self):
"""Test creating an FDT from data"""
dtb2 = fdt.Fdt.FromData(self.dtb.GetContents())
self.assertEqual(dtb2.GetContents(), self.dtb.GetContents())
@ -573,28 +590,28 @@ class TestProp(unittest.TestCase):
self.dtb.Sync(auto_resize=True)
self.assertTrue(dtb2.GetContents() != self.dtb.GetContents())
def testMissingSetInt(self):
def test_missing_set_int(self):
"""Test handling of a missing property with SetInt"""
with self.assertRaises(ValueError) as e:
with self.assertRaises(ValueError) as exc:
self.node.SetInt('one', 1)
self.assertIn("node '/spl-test': Missing property 'one'",
str(e.exception))
str(exc.exception))
def testMissingSetData(self):
def test_missing_set_data(self):
"""Test handling of a missing property with SetData"""
with self.assertRaises(ValueError) as e:
with self.assertRaises(ValueError) as exc:
self.node.SetData('one', b'data')
self.assertIn("node '/spl-test': Missing property 'one'",
str(e.exception))
str(exc.exception))
def testMissingSetString(self):
def test_missing_set_string(self):
"""Test handling of a missing property with SetString"""
with self.assertRaises(ValueError) as e:
with self.assertRaises(ValueError) as exc:
self.node.SetString('one', 1)
self.assertIn("node '/spl-test': Missing property 'one'",
str(e.exception))
str(exc.exception))
def testGetFilename(self):
def test_get_filename(self):
"""Test the dtb filename can be provided"""
self.assertEqual(tools.get_output_filename('source.dtb'),
self.dtb.GetFilename())
@ -619,38 +636,42 @@ class TestFdtUtil(unittest.TestCase):
self.dtb = fdt.FdtScan(find_dtb_file('dtoc_test_simple.dts'))
self.node = self.dtb.GetNode('/spl-test')
def testGetInt(self):
def test_get_int(self):
"""Test getting an int from a node"""
self.assertEqual(1, fdt_util.GetInt(self.node, 'intval'))
self.assertEqual(3, fdt_util.GetInt(self.node, 'missing', 3))
with self.assertRaises(ValueError) as e:
with self.assertRaises(ValueError) as exc:
fdt_util.GetInt(self.node, 'intarray')
self.assertIn("property 'intarray' has list value: expecting a single "
'integer', str(e.exception))
'integer', str(exc.exception))
def testGetInt64(self):
def test_get_int64(self):
"""Test getting a 64-bit int from a node"""
self.assertEqual(0x123456789abcdef0,
fdt_util.GetInt64(self.node, 'int64val'))
self.assertEqual(3, fdt_util.GetInt64(self.node, 'missing', 3))
with self.assertRaises(ValueError) as e:
with self.assertRaises(ValueError) as exc:
fdt_util.GetInt64(self.node, 'intarray')
self.assertIn(
"property 'intarray' should be a list with 2 items for 64-bit values",
str(e.exception))
str(exc.exception))
def testGetString(self):
def test_get_string(self):
"""Test getting a string from a node"""
self.assertEqual('message', fdt_util.GetString(self.node, 'stringval'))
self.assertEqual('test', fdt_util.GetString(self.node, 'missing',
'test'))
self.assertEqual('', fdt_util.GetString(self.node, 'boolval'))
with self.assertRaises(ValueError) as e:
with self.assertRaises(ValueError) as exc:
self.assertEqual(3, fdt_util.GetString(self.node, 'stringarray'))
self.assertIn("property 'stringarray' has list value: expecting a "
'single string', str(e.exception))
'single string', str(exc.exception))
def testGetStringList(self):
def test_get_string_list(self):
"""Test getting a string list from a node"""
self.assertEqual(['message'],
fdt_util.GetStringList(self.node, 'stringval'))
self.assertEqual(
@ -660,7 +681,8 @@ class TestFdtUtil(unittest.TestCase):
fdt_util.GetStringList(self.node, 'missing', ['test']))
self.assertEqual([], fdt_util.GetStringList(self.node, 'boolval'))
def testGetArgs(self):
def test_get_args(self):
"""Test getting arguments from a node"""
node = self.dtb.GetNode('/orig-node')
self.assertEqual(['message'], fdt_util.GetArgs(self.node, 'stringval'))
self.assertEqual(
@ -679,44 +701,48 @@ class TestFdtUtil(unittest.TestCase):
"Node '/spl-test': Expected property 'missing'",
str(exc.exception))
def testGetBool(self):
def test_get_bool(self):
"""Test getting a bool from a node"""
self.assertEqual(True, fdt_util.GetBool(self.node, 'boolval'))
self.assertEqual(False, fdt_util.GetBool(self.node, 'missing'))
self.assertEqual(True, fdt_util.GetBool(self.node, 'missing', True))
self.assertEqual(False, fdt_util.GetBool(self.node, 'missing', False))
def testGetByte(self):
def test_get_byte(self):
"""Test getting a byte from a node"""
self.assertEqual(5, fdt_util.GetByte(self.node, 'byteval'))
self.assertEqual(3, fdt_util.GetByte(self.node, 'missing', 3))
with self.assertRaises(ValueError) as e:
with self.assertRaises(ValueError) as exc:
fdt_util.GetByte(self.node, 'longbytearray')
self.assertIn("property 'longbytearray' has list value: expecting a "
'single byte', str(e.exception))
'single byte', str(exc.exception))
with self.assertRaises(ValueError) as e:
with self.assertRaises(ValueError) as exc:
fdt_util.GetByte(self.node, 'intval')
self.assertIn("property 'intval' has length 4, expecting 1",
str(e.exception))
str(exc.exception))
def testGetBytes(self):
def test_get_bytes(self):
"""Test getting multiple bytes from a node"""
self.assertEqual(bytes([5]), fdt_util.GetBytes(self.node, 'byteval', 1))
self.assertEqual(None, fdt_util.GetBytes(self.node, 'missing', 3))
self.assertEqual(
bytes([3]), fdt_util.GetBytes(self.node, 'missing', 3, bytes([3])))
with self.assertRaises(ValueError) as e:
with self.assertRaises(ValueError) as exc:
fdt_util.GetBytes(self.node, 'longbytearray', 7)
self.assertIn(
"Node 'spl-test' property 'longbytearray' has length 9, expecting 7",
str(e.exception))
str(exc.exception))
self.assertEqual(
bytes([0, 0, 0, 1]), fdt_util.GetBytes(self.node, 'intval', 4))
self.assertEqual(
bytes([3]), fdt_util.GetBytes(self.node, 'missing', 3, bytes([3])))
def testGetPhandleList(self):
def test_get_phandle_list(self):
"""Test getting a list of phandles from a node"""
dtb = fdt.FdtScan(find_dtb_file('dtoc_test_phandle.dts'))
node = dtb.GetNode('/phandle-source2')
self.assertEqual([1], fdt_util.GetPhandleList(node, 'clocks'))
@ -725,14 +751,16 @@ class TestFdtUtil(unittest.TestCase):
fdt_util.GetPhandleList(node, 'clocks'))
self.assertEqual(None, fdt_util.GetPhandleList(node, 'missing'))
def testGetDataType(self):
def test_get_data_type(self):
"""Test getting a value of a particular type from a node"""
self.assertEqual(1, fdt_util.GetDatatype(self.node, 'intval', int))
self.assertEqual('message', fdt_util.GetDatatype(self.node, 'stringval',
str))
with self.assertRaises(ValueError) as e:
with self.assertRaises(ValueError):
self.assertEqual(3, fdt_util.GetDatatype(self.node, 'boolval',
bool))
def testFdtCellsToCpu(self):
def test_fdt_cells_to_cpu(self):
"""Test getting cells with the correct endianness"""
val = self.node.props['intarray'].value
self.assertEqual(0, fdt_util.fdt_cells_to_cpu(val, 0))
self.assertEqual(2, fdt_util.fdt_cells_to_cpu(val, 1))
@ -749,12 +777,12 @@ class TestFdtUtil(unittest.TestCase):
2))
self.assertEqual(0x12345678, fdt_util.fdt_cells_to_cpu(val, 1))
def testEnsureCompiled(self):
def test_ensure_compiled(self):
"""Test a degenerate case of this function (file already compiled)"""
dtb = fdt_util.EnsureCompiled(find_dtb_file('dtoc_test_simple.dts'))
self.assertEqual(dtb, fdt_util.EnsureCompiled(dtb))
def testEnsureCompiledTmpdir(self):
def test_ensure_compiled_tmpdir(self):
"""Test providing a temporary directory"""
try:
old_outdir = tools.outdir
@ -768,47 +796,59 @@ class TestFdtUtil(unittest.TestCase):
tools.outdir= old_outdir
def RunTestCoverage():
"""Run the tests and check that we get 100% coverage"""
def run_test_coverage(build_dir):
"""Run the tests and check that we get 100% coverage
Args:
build_dir (str): Directory containing the build output
"""
test_util.run_test_coverage('tools/dtoc/test_fdt.py', None,
['tools/patman/*.py', '*test_fdt.py'], options.build_dir)
['tools/patman/*.py', '*test_fdt.py'], build_dir)
def RunTests(args):
def run_tests(names, processes):
"""Run all the test we have for the fdt model
Args:
args: List of positional args provided to fdt. This can hold a test
name to execute (as in 'fdt -t testFdt', for example)
names (list of str): List of test names provided. Only the first is used
processes (int): Number of processes to use (None means as many as there
are CPUs on the system. This must be set to 1 when running under
the python3-coverage tool
Returns:
Return code, 0 on success
int: Return code, 0 on success
"""
test_name = args and args[0] or None
test_name = names[0] if names else None
result = test_util.run_test_suites(
'test_fdt', False, False, False, None, test_name, None,
'test_fdt', False, False, False, processes, test_name, None,
[TestFdt, TestNode, TestProp, TestFdtUtil])
return (0 if result.wasSuccessful() else 1)
if __name__ != '__main__':
sys.exit(1)
def main():
"""Main program for this tool"""
parser = ArgumentParser()
parser.add_argument('-B', '--build-dir', type=str, default='b',
help='Directory containing the build output')
parser.add_argument('-P', '--processes', type=int,
help='set number of processes to use for running tests')
parser.add_argument('-t', '--test', action='store_true', dest='test',
default=False, help='run tests')
parser.add_argument('-T', '--test-coverage', action='store_true',
default=False,
help='run tests and check for 100% coverage')
parser.add_argument('name', nargs='*')
args = parser.parse_args()
parser = OptionParser()
parser.add_option('-B', '--build-dir', type='string', default='b',
help='Directory containing the build output')
parser.add_option('-P', '--processes', type=int,
help='set number of processes to use for running tests')
parser.add_option('-t', '--test', action='store_true', dest='test',
default=False, help='run tests')
parser.add_option('-T', '--test-coverage', action='store_true',
default=False, help='run tests and check for 100% coverage')
(options, args) = parser.parse_args()
# Run our meagre tests
if args.test:
ret_code = run_tests(args.name, args.processes)
return ret_code
if args.test_coverage:
run_test_coverage(args.build_dir)
return 0
# Run our meagre tests
if options.test:
ret_code = RunTests(args)
sys.exit(ret_code)
elif options.test_coverage:
RunTestCoverage()
if __name__ == '__main__':
sys.exit(main())
sys.exit(1)