[oe-commits] [openembedded-core] 17/46: wic: selftest: add tests for --fixed-size partition flags
git at git.openembedded.org
git at git.openembedded.org
Fri Mar 17 15:37:00 UTC 2017
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rpurdie pushed a commit to branch master-next
in repository openembedded-core.
commit a0365a64ef0e84f9e32e4909103dfaf7432cb648
Author: Maciej Borzecki <maciej.borzecki at rndity.com>
AuthorDate: Thu Mar 16 13:44:36 2017 +0100
wic: selftest: add tests for --fixed-size partition flags
wic has a new flag for setting a fixed parition size --fixed-size. Add
tests that verify if partition is indeed sized properly and that errors
are signaled when there is not enough space to fit partition data.
Signed-off-by: Maciej Borzecki <maciej.borzecki at rndity.com>
Signed-off-by: Richard Purdie <richard.purdie at linuxfoundation.org>
---
meta/lib/oeqa/selftest/wic.py | 62 +++++++++++++++++++++++++++++++++++++++++++
1 file changed, 62 insertions(+)
diff --git a/meta/lib/oeqa/selftest/wic.py b/meta/lib/oeqa/selftest/wic.py
index b9c06e5..f83d4a1 100644
--- a/meta/lib/oeqa/selftest/wic.py
+++ b/meta/lib/oeqa/selftest/wic.py
@@ -29,6 +29,7 @@ import unittest
from glob import glob
from shutil import rmtree
from functools import wraps, lru_cache
+from tempfile import NamedTemporaryFile
from oeqa.selftest.base import oeSelfTest
from oeqa.utils.commands import runCmd, bitbake, get_bb_var, get_bb_vars, runqemu
@@ -61,10 +62,13 @@ class Wic(oeSelfTest):
resultdir = "/var/tmp/wic.oe-selftest/"
image_is_ready = False
+ native_sysroot = None
wicenv_cache = {}
def setUpLocal(self):
"""This code is executed before each test method."""
+ if not self.native_sysroot:
+ Wic.native_sysroot = get_bb_var('STAGING_DIR_NATIVE', 'wic-tools')
# Do this here instead of in setUpClass as the base setUp does some
# clean up which can result in the native tools built earlier in
@@ -615,3 +619,61 @@ part /etc --source rootfs --ondisk mmcblk0 --fstype=ext4 --exclude-path bin/ --r
status, output = qemu.run_serial(cmd)
self.assertEqual(1, status, 'Failed to run command "%s": %s' % (cmd, output))
self.assertEqual(output, '3')
+
+ def _make_fixed_size_wks(self, size):
+ """
+ Create a wks of an image with a single partition. Size of the partition is set
+ using --fixed-size flag. Returns a tuple: (path to wks file, wks image name)
+ """
+ with NamedTemporaryFile("w", suffix=".wks", delete=False) as tf:
+ wkspath = tf.name
+ tf.write("part " \
+ "--source rootfs --ondisk hda --align 4 --fixed-size %d "
+ "--fstype=ext4\n" % size)
+ wksname = os.path.splitext(os.path.basename(wkspath))[0]
+
+ return wkspath, wksname
+
+ def test_fixed_size(self):
+ """
+ Test creation of a simple image with partition size controlled through
+ --fixed-size flag
+ """
+ wkspath, wksname = self._make_fixed_size_wks(200)
+
+ self.assertEqual(0, runCmd("wic create %s -e core-image-minimal -o %s" \
+ % (wkspath, self.resultdir)).status)
+ os.remove(wkspath)
+ wicout = glob(self.resultdir + "%s-*direct" % wksname)
+ self.assertEqual(1, len(wicout))
+
+ wicimg = wicout[0]
+
+ # verify partition size with wic
+ res = runCmd("parted -m %s unit mib p 2>/dev/null" % wicimg,
+ ignore_status=True,
+ native_sysroot=self.native_sysroot)
+ self.assertEqual(0, res.status)
+
+ # parse parted output which looks like this:
+ # BYT;\n
+ # /var/tmp/wic/build/tmpfwvjjkf_-201611101222-hda.direct:200MiB:file:512:512:msdos::;\n
+ # 1:0.00MiB:200MiB:200MiB:ext4::;\n
+ partlns = res.output.splitlines()[2:]
+
+ self.assertEqual(1, len(partlns))
+ self.assertEqual("1:0.00MiB:200MiB:200MiB:ext4::;", partlns[0])
+
+ def test_fixed_size_error(self):
+ """
+ Test creation of a simple image with partition size controlled through
+ --fixed-size flag. The size of partition is intentionally set to 1MiB
+ in order to trigger an error in wic.
+ """
+ wkspath, wksname = self._make_fixed_size_wks(1)
+
+ self.assertEqual(1, runCmd("wic create %s -e core-image-minimal -o %s" \
+ % (wkspath, self.resultdir), ignore_status=True).status)
+ os.remove(wkspath)
+ wicout = glob(self.resultdir + "%s-*direct" % wksname)
+ self.assertEqual(0, len(wicout))
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