Print the full names of tests where possible.

CHANGELOG.md

+## 0.12.3+4
+
+* The compact reporter will update the timer every second, rather than only
+  updating it occasionally.
+
+* The compact reporter will now print the full, untruncated test name before any
+  errors or prints emitted by a test.
+
+* The expanded reporter will now *always* print the full, untruncated test name.
+
 ## 0.12.3+3
 
 * Limit the number of test suites loaded at once. This helps ensure that the
   test runner won't run out of memory when running many test suites that each
   load a large amount of code.
 
 ## 0.12.3+2
 
 * Improve the display of syntax errors in VM tests.
 
@@ skipping 187 matching lines @@
 * **NEW!** `expectAsyncUntil` replaces the now deprecated `expectAsyncUntil0`,
     `expectAsyncUntil1` and `expectAsyncUntil2`
 * `TestCase`:
     * Removed properties: `setUp`, `tearDown`, `testFunction`
     * `enabled` is now get-only
     * Removed methods: `pass`, `fail`, `error`
 * `interactive_html_config.dart` has been removed.
 * `runTests`, `tearDown`, `setUp`, `test`, `group`, `solo_test`, and
   `solo_group` now throw a `StateError` if called while tests are running.
 * `rerunTests` has been removed.