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-rw-r--r--meta/lib/oeqa/selftest/wic.py29
1 files changed, 29 insertions, 0 deletions
diff --git a/meta/lib/oeqa/selftest/wic.py b/meta/lib/oeqa/selftest/wic.py
index 8030c35117..c1ff512f81 100644
--- a/meta/lib/oeqa/selftest/wic.py
+++ b/meta/lib/oeqa/selftest/wic.py
@@ -24,6 +24,7 @@
"""Test cases for wic."""
import os
+import sys
import unittest
from glob import glob
@@ -761,3 +762,31 @@ part /etc --source rootfs --ondisk mmcblk0 --fstype=ext4 --exclude-path bin/ --r
self.assertEqual(0, runCmd(cmd).status)
self.remove_config(config)
self.assertEqual(1, len(glob(self.resultdir + "sdimage-bootpart-*direct")))
+
+ def test_sparse_copy(self):
+ """Test sparse_copy with FIEMAP and SEEK_HOLE filemap APIs"""
+ libpath = os.path.join(get_bb_var('COREBASE'), 'scripts', 'lib', 'wic')
+ sys.path.insert(0, libpath)
+ from filemap import FilemapFiemap, FilemapSeek, sparse_copy, ErrorNotSupp
+ with NamedTemporaryFile("w", suffix=".wic-sparse") as sparse:
+ src_name = sparse.name
+ src_size = 1024 * 10
+ sparse.truncate(src_size)
+ # write one byte to the file
+ with open(src_name, 'r+b') as sfile:
+ sfile.seek(1024 * 4)
+ sfile.write(b'\x00')
+ dest = sparse.name + '.out'
+ # copy src file to dest using different filemap APIs
+ for api in (FilemapFiemap, FilemapSeek, None):
+ if os.path.exists(dest):
+ os.unlink(dest)
+ try:
+ sparse_copy(sparse.name, dest, api=api)
+ except ErrorNotSupp:
+ continue # skip unsupported API
+ dest_stat = os.stat(dest)
+ self.assertEqual(dest_stat.st_size, src_size)
+ # 8 blocks is 4K (physical sector size)
+ self.assertEqual(dest_stat.st_blocks, 8)
+ os.unlink(dest)