tree 749703cb73ae78d2a79679547494c85bd569e512
parent b35128521d130544502c912755cde79be09b162c
author Tao Bao <tbao@google.com> 1514956767 -0800
committer Tao Bao <tbao@google.com> 1515009136 -0800

releasetools: Move assertions into CheckHeadroom().

Assert the input arguments inside CheckHeadroom() function, and add
matching tests. Also use common.MakeTemp{File,Dir} in tests.

Test: `m dist`
Test: python -m unittest test_build_image
Change-Id: Ib45f24651af9591a9cfdd72aac3558f6c9a80f44