ComposerController { static boolean isPostEnabled(int charCount) { return charCount > 0 && charCount <= Validator.MAX_TWEET_LENGTH; } ComposerController(final ComposerView composerView, TwitterSession session, Uri imageUri,
            String text, String hashtags, ComposerActivity.Finisher finisher);   ComposerController(final ComposerView composerView, TwitterSession session, Uri imageUri,
            String text, String hashtags, ComposerActivity.Finisher finisher,
            DependencyProvider dependencyProvider);   }
@Test public void testIsPostEnabled() { assertFalse(ComposerController.isPostEnabled(0)); assertTrue(ComposerController.isPostEnabled(1)); assertTrue(ComposerController.isPostEnabled(140)); assertFalse(ComposerController.isPostEnabled(141)); }