Load from env should only happen if the value is unset.
Extract a buildEnvironment function and revert some changes to tests.
Signed-off-by: Daniel Nephin <dnephin@docker.com>
Upstream-commit: 146d3eb304
Component: cli
Load from env should only happen if the value is unset.
Extract a buildEnvironment function and revert some changes to tests.
Signed-off-by: Daniel Nephin <dnephin@docker.com>
Upstream-commit: 146d3eb304
Component: cli