mirror of
https://github.com/Fishwaldo/u-boot.git
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dtoc: Add tests
Add some tests of dtoc's functionality to make it easier to expand and enhance the tool. Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass
parent
2028cc59f7
commit
c07919281c
7 changed files with 411 additions and 4 deletions
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@ -29,6 +29,7 @@ see doc/driver-model/of-plat.txt
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from optparse import OptionParser
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import os
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import sys
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import unittest
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# Bring in the patman libraries
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our_path = os.path.dirname(os.path.realpath(__file__))
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@ -36,9 +37,24 @@ sys.path.append(os.path.join(our_path, '../patman'))
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import dtb_platdata
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def run_tests():
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"""Run all the test we have for dtoc"""
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import test_dtoc
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if __name__ != "__main__":
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pass
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result = unittest.TestResult()
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sys.argv = [sys.argv[0]]
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for module in (test_dtoc.TestDtoc,):
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suite = unittest.TestLoader().loadTestsFromTestCase(module)
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suite.run(result)
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print result
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for _, err in result.errors:
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print err
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for _, err in result.failures:
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print err
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if __name__ != '__main__':
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sys.exit(1)
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parser = OptionParser()
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parser.add_option('-d', '--dtb-file', action='store',
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@ -47,7 +63,14 @@ parser.add_option('--include-disabled', action='store_true',
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help='Include disabled nodes')
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parser.add_option('-o', '--output', action='store', default='-',
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help='Select output filename')
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parser.add_option('-t', '--test', action='store_true', dest='test',
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default=False, help='run tests')
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(options, args) = parser.parse_args()
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dtb_platdata.run_steps(args, options.dtb_file, options.include_disabled,
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options.output)
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# Run our meagre tests
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if options.test:
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run_tests()
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else:
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dtb_platdata.run_steps(args, options.dtb_file, options.include_disabled,
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options.output)
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12
tools/dtoc/dtoc_test.dts
Normal file
12
tools/dtoc/dtoc_test.dts
Normal file
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@ -0,0 +1,12 @@
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/*
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* Test device tree file for dtoc
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*
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* Copyright 2017 Google, Inc
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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/dts-v1/;
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/ {
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};
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18
tools/dtoc/dtoc_test_aliases.dts
Normal file
18
tools/dtoc/dtoc_test_aliases.dts
Normal file
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@ -0,0 +1,18 @@
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/*
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* Test device tree file for dtoc
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*
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* Copyright 2017 Google, Inc
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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/dts-v1/;
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/ {
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spl-test {
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u-boot,dm-pre-reloc;
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compatible = "compat1", "compat2.1-fred", "compat3";
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intval = <1>;
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};
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};
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12
tools/dtoc/dtoc_test_empty.dts
Normal file
12
tools/dtoc/dtoc_test_empty.dts
Normal file
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@ -0,0 +1,12 @@
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/*
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* Test device tree file for dtoc
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*
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* Copyright 2017 Google, Inc
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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/dts-v1/;
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/ {
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};
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23
tools/dtoc/dtoc_test_phandle.dts
Normal file
23
tools/dtoc/dtoc_test_phandle.dts
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@ -0,0 +1,23 @@
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/*
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* Test device tree file for dtoc
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*
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* Copyright 2017 Google, Inc
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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/dts-v1/;
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/ {
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phandle: phandle-target {
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u-boot,dm-pre-reloc;
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compatible = "target";
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intval = <1>;
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};
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phandle-source {
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u-boot,dm-pre-reloc;
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compatible = "source";
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clocks = <&phandle 1>;
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};
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};
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48
tools/dtoc/dtoc_test_simple.dts
Normal file
48
tools/dtoc/dtoc_test_simple.dts
Normal file
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@ -0,0 +1,48 @@
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/*
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* Test device tree file for dtoc
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*
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* Copyright 2017 Google, Inc
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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/dts-v1/;
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/ {
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spl-test {
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u-boot,dm-pre-reloc;
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compatible = "sandbox,spl-test";
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boolval;
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intval = <1>;
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intarray = <2 3 4>;
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byteval = [05];
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bytearray = [06];
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longbytearray = [09 0a 0b 0c 0d 0e 0f 10 11];
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stringval = "message";
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stringarray = "multi-word", "message";
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};
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spl-test2 {
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u-boot,dm-pre-reloc;
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compatible = "sandbox,spl-test";
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intval = <3>;
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intarray = <5>;
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byteval = [08];
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bytearray = [01 23 34];
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longbytearray = [09 0a 0b 0c];
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stringval = "message2";
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stringarray = "another", "multi-word", "message";
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};
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spl-test3 {
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u-boot,dm-pre-reloc;
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compatible = "sandbox,spl-test";
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stringarray = "one";
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};
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spl-test4 {
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u-boot,dm-pre-reloc;
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compatible = "sandbox,spl-test.2";
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};
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};
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271
tools/dtoc/test_dtoc.py
Normal file
271
tools/dtoc/test_dtoc.py
Normal file
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@ -0,0 +1,271 @@
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#
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# Copyright (c) 2012 The Chromium OS Authors.
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#
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# SPDX-License-Identifier: GPL-2.0+
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#
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"""Tests for the dtb_platdata module
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This includes unit tests for some functions and functional tests for
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"""
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import collections
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import os
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import struct
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import unittest
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import dtb_platdata
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from dtb_platdata import conv_name_to_c
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from dtb_platdata import get_compat_name
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from dtb_platdata import get_value
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from dtb_platdata import tab_to
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import fdt
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import fdt_util
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import tools
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our_path = os.path.dirname(os.path.realpath(__file__))
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def get_dtb_file(dts_fname):
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"""Compile a .dts file to a .dtb
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Args:
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dts_fname: Filename of .dts file in the current directory
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Returns:
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Filename of compiled file in output directory
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"""
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return fdt_util.EnsureCompiled(os.path.join(our_path, dts_fname))
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class TestDtoc(unittest.TestCase):
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"""Tests for dtoc"""
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@classmethod
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def setUpClass(cls):
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tools.PrepareOutputDir(None)
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@classmethod
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def tearDownClass(cls):
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tools._RemoveOutputDir()
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def test_name(self):
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"""Test conversion of device tree names to C identifiers"""
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self.assertEqual('serial_at_0x12', conv_name_to_c('serial@0x12'))
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self.assertEqual('vendor_clock_frequency',
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conv_name_to_c('vendor,clock-frequency'))
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self.assertEqual('rockchip_rk3399_sdhci_5_1',
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conv_name_to_c('rockchip,rk3399-sdhci-5.1'))
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def test_tab_to(self):
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"""Test operation of tab_to() function"""
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self.assertEqual('fred ', tab_to(0, 'fred'))
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self.assertEqual('fred\t', tab_to(1, 'fred'))
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self.assertEqual('fred was here ', tab_to(1, 'fred was here'))
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self.assertEqual('fred was here\t\t', tab_to(3, 'fred was here'))
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self.assertEqual('exactly8 ', tab_to(1, 'exactly8'))
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self.assertEqual('exactly8\t', tab_to(2, 'exactly8'))
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def test_get_value(self):
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"""Test operation of get_value() function"""
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self.assertEqual('0x45',
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get_value(fdt.TYPE_INT, struct.pack('>I', 0x45)))
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self.assertEqual('0x45',
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get_value(fdt.TYPE_BYTE, struct.pack('<I', 0x45)))
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self.assertEqual('0x0',
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get_value(fdt.TYPE_BYTE, struct.pack('>I', 0x45)))
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self.assertEqual('"test"', get_value(fdt.TYPE_STRING, 'test'))
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self.assertEqual('true', get_value(fdt.TYPE_BOOL, None))
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def test_get_compat_name(self):
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"""Test operation of get_compat_name() function"""
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Prop = collections.namedtuple('Prop', ['value'])
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Node = collections.namedtuple('Node', ['props'])
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prop = Prop(['rockchip,rk3399-sdhci-5.1', 'arasan,sdhci-5.1'])
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node = Node({'compatible': prop})
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self.assertEqual(('rockchip_rk3399_sdhci_5_1', ['arasan_sdhci_5_1']),
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get_compat_name(node))
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prop = Prop(['rockchip,rk3399-sdhci-5.1'])
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node = Node({'compatible': prop})
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self.assertEqual(('rockchip_rk3399_sdhci_5_1', []),
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get_compat_name(node))
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prop = Prop(['rockchip,rk3399-sdhci-5.1', 'arasan,sdhci-5.1', 'third'])
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node = Node({'compatible': prop})
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self.assertEqual(('rockchip_rk3399_sdhci_5_1',
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['arasan_sdhci_5_1', 'third']),
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get_compat_name(node))
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def test_empty_file(self):
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"""Test output from a device tree file with no nodes"""
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dtb_file = get_dtb_file('dtoc_test_empty.dts')
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output = tools.GetOutputFilename('output')
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dtb_platdata.run_steps(['struct'], dtb_file, False, output)
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with open(output) as infile:
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lines = infile.read().splitlines()
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self.assertEqual(['#include <stdbool.h>', '#include <libfdt.h>'], lines)
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dtb_platdata.run_steps(['platdata'], dtb_file, False, output)
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with open(output) as infile:
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lines = infile.read().splitlines()
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self.assertEqual(['#include <common.h>', '#include <dm.h>',
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'#include <dt-structs.h>', ''], lines)
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def test_simple(self):
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"""Test output from some simple nodes with various types of data"""
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dtb_file = get_dtb_file('dtoc_test_simple.dts')
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output = tools.GetOutputFilename('output')
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dtb_platdata.run_steps(['struct'], dtb_file, False, output)
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with open(output) as infile:
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data = infile.read()
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self.assertEqual('''#include <stdbool.h>
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#include <libfdt.h>
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struct dtd_sandbox_spl_test {
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\tbool\t\tboolval;
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\tunsigned char\tbytearray[3];
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\tunsigned char\tbyteval;
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\tfdt32_t\t\tintarray[4];
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\tfdt32_t\t\tintval;
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\tunsigned char\tlongbytearray[9];
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\tconst char *\tstringarray[3];
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\tconst char *\tstringval;
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};
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struct dtd_sandbox_spl_test_2 {
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};
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''', data)
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dtb_platdata.run_steps(['platdata'], dtb_file, False, output)
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with open(output) as infile:
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data = infile.read()
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self.assertEqual('''#include <common.h>
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#include <dm.h>
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#include <dt-structs.h>
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static struct dtd_sandbox_spl_test dtv_spl_test = {
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\t.bytearray\t\t= {0x6, 0x0, 0x0},
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\t.byteval\t\t= 0x5,
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\t.intval\t\t\t= 0x1,
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\t.longbytearray\t\t= {0x9, 0xa, 0xb, 0xc, 0xd, 0xe, 0xf, 0x10, 0x11},
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\t.stringval\t\t= "message",
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\t.boolval\t\t= true,
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\t.intarray\t\t= {0x2, 0x3, 0x4, 0x0},
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\t.stringarray\t\t= {"multi-word", "message", ""},
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};
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U_BOOT_DEVICE(spl_test) = {
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\t.name\t\t= "sandbox_spl_test",
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\t.platdata\t= &dtv_spl_test,
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\t.platdata_size\t= sizeof(dtv_spl_test),
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};
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static struct dtd_sandbox_spl_test dtv_spl_test2 = {
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\t.bytearray\t\t= {0x1, 0x23, 0x34},
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\t.byteval\t\t= 0x8,
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\t.intval\t\t\t= 0x3,
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\t.longbytearray\t\t= {0x9, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0},
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\t.stringval\t\t= "message2",
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\t.intarray\t\t= {0x5, 0x0, 0x0, 0x0},
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\t.stringarray\t\t= {"another", "multi-word", "message"},
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};
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U_BOOT_DEVICE(spl_test2) = {
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\t.name\t\t= "sandbox_spl_test",
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\t.platdata\t= &dtv_spl_test2,
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\t.platdata_size\t= sizeof(dtv_spl_test2),
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};
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static struct dtd_sandbox_spl_test dtv_spl_test3 = {
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\t.stringarray\t\t= {"one", "", ""},
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};
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U_BOOT_DEVICE(spl_test3) = {
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\t.name\t\t= "sandbox_spl_test",
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\t.platdata\t= &dtv_spl_test3,
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\t.platdata_size\t= sizeof(dtv_spl_test3),
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};
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static struct dtd_sandbox_spl_test_2 dtv_spl_test4 = {
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};
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U_BOOT_DEVICE(spl_test4) = {
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\t.name\t\t= "sandbox_spl_test_2",
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\t.platdata\t= &dtv_spl_test4,
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\t.platdata_size\t= sizeof(dtv_spl_test4),
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};
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''', data)
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def test_phandle(self):
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"""Test output from a node containing a phandle reference"""
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dtb_file = get_dtb_file('dtoc_test_phandle.dts')
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output = tools.GetOutputFilename('output')
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dtb_platdata.run_steps(['struct'], dtb_file, False, output)
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with open(output) as infile:
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data = infile.read()
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self.assertEqual('''#include <stdbool.h>
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#include <libfdt.h>
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struct dtd_source {
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\tstruct phandle_2_cell clocks[1];
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};
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struct dtd_target {
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\tfdt32_t\t\tintval;
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};
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''', data)
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dtb_platdata.run_steps(['platdata'], dtb_file, False, output)
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with open(output) as infile:
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data = infile.read()
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self.assertEqual('''#include <common.h>
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#include <dm.h>
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#include <dt-structs.h>
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static struct dtd_target dtv_phandle_target = {
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\t.intval\t\t\t= 0x1,
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};
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U_BOOT_DEVICE(phandle_target) = {
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\t.name\t\t= "target",
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\t.platdata\t= &dtv_phandle_target,
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\t.platdata_size\t= sizeof(dtv_phandle_target),
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};
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static struct dtd_source dtv_phandle_source = {
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\t.clocks\t\t\t= {{&dtv_phandle_target, 1}},
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};
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U_BOOT_DEVICE(phandle_source) = {
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\t.name\t\t= "source",
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\t.platdata\t= &dtv_phandle_source,
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\t.platdata_size\t= sizeof(dtv_phandle_source),
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};
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''', data)
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def test_aliases(self):
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"""Test output from a node with multiple compatible strings"""
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dtb_file = get_dtb_file('dtoc_test_aliases.dts')
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output = tools.GetOutputFilename('output')
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dtb_platdata.run_steps(['struct'], dtb_file, False, output)
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with open(output) as infile:
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data = infile.read()
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self.assertEqual('''#include <stdbool.h>
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#include <libfdt.h>
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struct dtd_compat1 {
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\tfdt32_t\t\tintval;
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};
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#define dtd_compat2_1_fred dtd_compat1
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#define dtd_compat3 dtd_compat1
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''', data)
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dtb_platdata.run_steps(['platdata'], dtb_file, False, output)
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with open(output) as infile:
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data = infile.read()
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self.assertEqual('''#include <common.h>
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#include <dm.h>
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#include <dt-structs.h>
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static struct dtd_compat1 dtv_spl_test = {
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\t.intval\t\t\t= 0x1,
|
||||
};
|
||||
U_BOOT_DEVICE(spl_test) = {
|
||||
\t.name\t\t= "compat1",
|
||||
\t.platdata\t= &dtv_spl_test,
|
||||
\t.platdata_size\t= sizeof(dtv_spl_test),
|
||||
};
|
||||
|
||||
''', data)
|
||||
Loading…
Add table
Reference in a new issue