[OE-core] [PATCH 5/5] wic: selftest: add tests for --fixed-size partition flags
Maciej Borzecki
maciej.borzecki at rndity.com
Tue Jan 10 12:50:15 UTC 2017
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>
---
meta/lib/oeqa/selftest/wic.py | 63 +++++++++++++++++++++++++++++++++++++++++++
1 file changed, 63 insertions(+)
diff --git a/meta/lib/oeqa/selftest/wic.py b/meta/lib/oeqa/selftest/wic.py
index ce9e9701280b758d3413aae29615f34a7bc909e4..f9e9854ede8162ff12467fa23a365b25c132ba54 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, runqemu
@@ -62,10 +63,14 @@ class Wic(oeSelfTest):
resultdir = "/var/tmp/wic/build/"
alternate_resultdir = "/var/tmp/wic/build/alt/"
image_is_ready = False
+ native_sysroot = None
wicenv_cache = {}
def setUpLocal(self):
"""This code is executed before each test method."""
+ if not Wic.native_sysroot:
+ Wic.native_sysroot = get_bb_var('STAGING_DIR_NATIVE', 'core-image-minimal')
+
arch = get_host_arch()
is_x86 = arch in ['i586', 'i686', 'x86_64']
if is_x86:
@@ -441,3 +446,61 @@ class Wic(oeSelfTest):
status, output = qemu.run_serial(cmd)
self.assertEqual(1, status, 'Failed to run command "%s": %s' % (cmd, output))
self.assertEqual(output, '/dev/root /\r\n/dev/vda3 /mnt')
+
+ 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" \
+ % wkspath).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" \
+ % wkspath, ignore_status=True).status)
+ os.remove(wkspath)
+ wicout = glob(self.resultdir + "%s-*direct" % wksname)
+ self.assertEqual(0, len(wicout))
--
2.5.5
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