Fix some flaky tests.

In tests, we create many instances of LatinIME, but we never
destroy them. That means we never close the dictionaries nor
the handlers.
This change calls onDestroy, which closes all dictionaries, and
adds some code to finish the handlers.

Change-Id: I942517a2a940c54256b08763f6b38f5b55809f55

1 files changed, 11 insertions, 0 deletions

diff --git a/java/src/com/android/inputmethod/latin/inputlogic/InputLogic.java b/java/src/com/android/inputmethod/latin/inputlogic/InputLogic.java
index 7cf8c5e49..0754b1fa9 100644
--- a/java/src/com/android/inputmethod/latin/inputlogic/InputLogic.java
+++ b/java/src/com/android/inputmethod/latin/inputlogic/InputLogic.java
@@ -148,6 +148,17 @@ public final class InputLogic {
         mInputLogicHandler.reset();
     }
 
+    // Normally this class just gets out of scope after the process ends, but in unit tests, we
+    // create several instances of LatinIME in the same process, which results in several
+    // instances of InputLogic. This cleans up the associated handler so that tests don't leak
+    // handlers.
+    public void recycle() {
+        final InputLogicHandler inputLogicHandler = mInputLogicHandler;
+        mInputLogicHandler = InputLogicHandler.NULL_HANDLER;
+        inputLogicHandler.destroy();
+        mSuggest.mDictionaryFacilitator.closeDictionaries();
+    }
+
     /**
      * React to a string input.
      *