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releasetools: Move assertions into CheckHeadroom().

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Assert the input arguments inside CheckHeadroom() function, and add
matching tests. Also use common.MakeTemp{File,Dir} in tests.

Test: `m dist`
Test: python -m unittest test_build_image
Change-Id: Ib45f24651af9591a9cfdd72aac3558f6c9a80f44
This commit is contained in:
Tao Bao
2018-01-02 21:19:27 -08:00
parent b35128521d
commit d8a953d7ab
2 changed files with 52 additions and 16 deletions
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55
tools/releasetools/test_build_image.py
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@@ -14,52 +14,81 @@
# limitations under the License.
#
import shutil
import tempfile
import unittest
import common
from build_image import CheckHeadroom, RunCommand
class BuildImageTest(unittest.TestCase):
# Available: 1000 blocks.
EXT4FS_OUTPUT = (
"Created filesystem with 2777/129024 inodes and 515099/516099 blocks")
def test_CheckHeadroom_SizeUnderLimit(self):
ext4fs_output = ("Created filesystem with 2777/129024 inodes and "
"508140/516099 blocks")
# Required headroom: 1000 blocks.
prop_dict = {
'partition_headroom' : '4194304',
'fs_type' : 'ext4',
'partition_headroom' : '4096000',
'mount_point' : 'system',
}
self.assertTrue(CheckHeadroom(ext4fs_output, prop_dict))
self.assertTrue(CheckHeadroom(self.EXT4FS_OUTPUT, prop_dict))
def test_CheckHeadroom_InsufficientHeadroom(self):
ext4fs_output = ("Created filesystem with 2777/129024 inodes and "
"515099/516099 blocks")
# Required headroom: 1001 blocks.
prop_dict = {
'fs_type' : 'ext4',
'partition_headroom' : '4100096',
'mount_point' : 'system',
}
self.assertFalse(CheckHeadroom(ext4fs_output, prop_dict))
self.assertFalse(CheckHeadroom(self.EXT4FS_OUTPUT, prop_dict))
def test_CheckHeadroom_WrongFsType(self):
prop_dict = {
'fs_type' : 'f2fs',
'partition_headroom' : '4100096',
'mount_point' : 'system',
}
self.assertRaises(
AssertionError, CheckHeadroom, self.EXT4FS_OUTPUT, prop_dict)
def test_CheckHeadroom_MissingProperties(self):
prop_dict = {
'fs_type' : 'ext4',
'partition_headroom' : '4100096',
}
self.assertRaises(
AssertionError, CheckHeadroom, self.EXT4FS_OUTPUT, prop_dict)
prop_dict = {
'fs_type' : 'ext4',
'mount_point' : 'system',
}
self.assertRaises(
AssertionError, CheckHeadroom, self.EXT4FS_OUTPUT, prop_dict)
def test_CheckHeadroom_WithMke2fsOutput(self):
"""Tests the result parsing from actual call to mke2fs."""
input_dir = tempfile.mkdtemp()
output_image = tempfile.NamedTemporaryFile(suffix='.img')
command = ['mkuserimg_mke2fs.sh', input_dir, output_image.name, 'ext4',
input_dir = common.MakeTempDir()
output_image = common.MakeTempFile(suffix='.img')
command = ['mkuserimg_mke2fs.sh', input_dir, output_image, 'ext4',
'/system', '409600', '-j', '0']
ext4fs_output, exit_code = RunCommand(command)
self.assertEqual(0, exit_code)
prop_dict = {
'fs_type' : 'ext4',
'partition_headroom' : '40960',
'mount_point' : 'system',
}
self.assertTrue(CheckHeadroom(ext4fs_output, prop_dict))
prop_dict = {
'fs_type' : 'ext4',
'partition_headroom' : '413696',
'mount_point' : 'system',
}
self.assertFalse(CheckHeadroom(ext4fs_output, prop_dict))
shutil.rmtree(input_dir)
common.Cleanup()