wic: Fix --extra-space argument handling

467f84e12b ("wic: Add --offset argument for partitions") broke the
--extra-space argument handling in wic. Fix the option and add a unit
test for the argument.

Signed-off-by: Joshua Watt <JPEWhacker@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
(cherry picked from commit 87722a92c18f94917c8f70afc8cd0763462a5c25)
Signed-off-by: Steve Sakoman <steve@sakoman.com>

1 files changed, 15 insertions, 0 deletions

diff --git a/meta/lib/oeqa/selftest/cases/wic.py b/meta/lib/oeqa/selftest/cases/wic.py
index 6d4068a527..a166d3f614 100644
--- a/meta/lib/oeqa/selftest/cases/wic.py
+++ b/meta/lib/oeqa/selftest/cases/wic.py
@@ -757,6 +757,21 @@ class Wic2(WicTestCase):
             p, _ = self._get_wic_partitions(tempf.name, ignore_status=True)
             self.assertNotEqual(p.status, 0, "wic exited successfully when an error was expected:\n%s" % p.output)
 
+    def test_extra_space(self):
+        native_sysroot = get_bb_var("RECIPE_SYSROOT_NATIVE", "wic-tools")
+
+        with NamedTemporaryFile("w", suffix=".wks") as tempf:
+            tempf.write("bootloader --ptable gpt\n" \
+                        "part /     --source rootfs --ondisk hda --extra-space 200M --fstype=ext4\n")
+            tempf.flush()
+
+            _, partlns = self._get_wic_partitions(tempf.name, native_sysroot)
+            self.assertEqual(len(partlns), 1)
+            size = partlns[0].split(':')[3]
+            self.assertRegex(size, r'^[0-9]+kiB$')
+            size = int(size[:-3])
+            self.assertGreaterEqual(size, 204800)
+
     @only_for_arch(['i586', 'i686', 'x86_64'])
     def test_rawcopy_plugin_qemu(self):
         """Test rawcopy plugin in qemu"""