image: Fix wic environment issues

The wic environment function needs to run after the rootfs size is
setup. We move this code to a specific task, and depend on that task
from the wic images and other places its needed.
This fixes:

======================================================================
FAIL: test_image_env (oeqa.selftest.wic.Wic)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "/home/pokybuild/yocto-autobuilder/yocto-worker/nightly-oe-selftest/build/meta/lib/oeqa/utils/decorators.py", line 106, in wrapped_f
    return func(*args, **kwargs)
  File "/home/pokybuild/yocto-autobuilder/yocto-worker/nightly-oe-selftest/build/meta/lib/oeqa/selftest/wic.py", line 218, in test_image_env
    self.assertTrue(var in content, "%s is not in .env file" % var)
AssertionError: False is not true : ROOTFS_SIZE is not in .env file

(From OE-Core rev: 606f9e2d7d8d389c8d4f5c3090139d3bb780e09c)

Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/meta/lib/oeqa/selftest/wic.py b/meta/lib/oeqa/selftest/wic.py
index 55f6f82ab9..df826ed84b 100644
--- a/meta/lib/oeqa/selftest/wic.py
+++ b/meta/lib/oeqa/selftest/wic.py
@@ -50,7 +50,7 @@ class Wic(oeSelfTest):
         if not Wic.image_is_ready:
             bitbake('syslinux syslinux-native parted-native gptfdisk-native '
                     'dosfstools-native mtools-native')
-            bitbake('core-image-minimal')
+            bitbake('core-image-minimal:do_image_complete core-image-minimal:do_rootfs_wicenv')
             Wic.image_is_ready = True
 
         rmtree(self.resultdir, ignore_errors=True)