Commits
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4d64d90 Allow empty result; change default *choices* value to **null** instead of **array()**. - added *testEmptyChoicesAreManaged* test - `null` as default value for choices. - is_array() used to test if choices are user-defined. - `null` as default value in __construct too. - `null` as default value for choices in EntityType.
Discussion
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[Doctrine][Bridge] EntityType: Allow empty result; default `choices` value changed to null
Bug fix: yes
Feature addition: no
Backwards compatibility break: no
Symfony2 tests pass: yes
References the following tickets: #2504
- added *testEmptyChoicesAreManaged* test
- `null` as default value for choices.
- is_array() used to test if choices are user-defined.
- `null` as default value in __construct too.
- `null` as default value for choices in EntityType.
I squashed commits from PR #2504 as requested.