Add a test for moving cursor then backspace

This is a test for the case in
Bug: 5851148

Change-Id: I58ee459d85f463b445a28137bdc6c40bc3067ff5

1 files changed, 13 insertions, 0 deletions

diff --git a/tests/src/com/android/inputmethod/latin/InputLogicTests.java b/tests/src/com/android/inputmethod/latin/InputLogicTests.java
index 8b4f64aa1..0e8c90130 100644
--- a/tests/src/com/android/inputmethod/latin/InputLogicTests.java
+++ b/tests/src/com/android/inputmethod/latin/InputLogicTests.java
@@ -204,4 +204,17 @@ public class InputLogicTests extends ServiceTestCase<LatinIME> {
         assertEquals("auto correct then move curor to start of line then backspace",
                 EXPECTED_RESULT, mTextView.getText().toString());
     }
+
+    public void testAutoCorrectThenMoveCursorThenBackspace() {
+        final String STRING_TO_TYPE = "and tgis ";
+        final String EXPECTED_RESULT = "andthis ";
+        final int NEW_CURSOR_POSITION = STRING_TO_TYPE.indexOf('t');
+        type(STRING_TO_TYPE);
+        mLatinIME.onUpdateSelection(0, 0, STRING_TO_TYPE.length(), STRING_TO_TYPE.length(), -1, -1);
+        mInputConnection.setSelection(NEW_CURSOR_POSITION, NEW_CURSOR_POSITION);
+        mLatinIME.onUpdateSelection(0, 0, NEW_CURSOR_POSITION, NEW_CURSOR_POSITION, -1, -1);
+        type(Keyboard.CODE_DELETE);
+        assertEquals("auto correct then move curor then backspace",
+                EXPECTED_RESULT, mTextView.getText().toString());
+    }
 }