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dtoc: Tidy up src_scan tests

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Some of these tests don't actually check anything. Add a few more checks
to complete the tests.

Also add a simple scan test that does the basics.

Signed-off-by: Simon Glass <sjg@chromium.org>
This commit is contained in:
Simon Glass 2020-12-28 20:35:08 -07:00
parent 10ea9c0b05
commit 970349a96d
1 changed files with 22 additions and 6 deletions
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28
tools/dtoc/test_src_scan.py
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@ -14,6 +14,7 @@ import unittest
from unittest import mock
from dtoc import src_scan
from patman import test_util
from patman import tools
# This is a test so is allowed to access private things in the module it is
@ -30,15 +31,26 @@ class TestSrcScan(unittest.TestCase):
def tearDownClass(cls):
tools.FinaliseOutputDir()
@classmethod
def test_scan_drivers(cls):
"""Test running dtoc with additional drivers to scan"""
def test_simple(self):
"""Simple test of scanning drivers"""
scan = src_scan.Scanner(None, True, None)
scan.scan_drivers()
self.assertIn('sandbox_gpio', scan._drivers)
self.assertIn('sandbox_gpio_alias', scan._driver_aliases)
self.assertEqual('sandbox_gpio',
scan._driver_aliases['sandbox_gpio_alias'])
self.assertNotIn('sandbox_gpio_alias2', scan._driver_aliases)
def test_additional(self):
"""Test with additional drivers to scan"""
scan = src_scan.Scanner(
None, True, [None, '', 'tools/dtoc/dtoc_test_scan_drivers.cxx'])
scan.scan_drivers()
self.assertIn('sandbox_gpio_alias2', scan._driver_aliases)
self.assertEqual('sandbox_gpio',
scan._driver_aliases['sandbox_gpio_alias2'])
@classmethod
def test_unicode_error(cls):
def test_unicode_error(self):
"""Test running dtoc with an invalid unicode file
To be able to perform this test without adding a weird text file which
@ -49,7 +61,11 @@ class TestSrcScan(unittest.TestCase):
with open(driver_fn, 'wb+') as fout:
fout.write(b'\x81')
src_scan.Scanner(None, True, [driver_fn])
scan = src_scan.Scanner(None, True, [driver_fn])
with test_util.capture_sys_output() as (stdout, _):
scan.scan_drivers()
self.assertRegex(stdout.getvalue(),
r"Skipping file '.*' due to unicode error\s*")
def test_driver(self):
"""Test the Driver class"""