1 files changed, 41 insertions, 0 deletions
diff --git a/tests/src/com/android/inputmethod/latin/InputLogicTests.java b/tests/src/com/android/inputmethod/latin/InputLogicTests.java
index 59ca22df4..6dfa80904 100644
--- a/tests/src/com/android/inputmethod/latin/InputLogicTests.java
+++ b/tests/src/com/android/inputmethod/latin/InputLogicTests.java
@@ -177,4 +177,45 @@ public class InputLogicTests extends ServiceTestCase<LatinIME> {
         type(STRING_TO_TYPE);
         assertEquals("simple auto-correct", EXPECTED_RESULT, mTextView.getText().toString());
     }
+
+    public void testDoubleSpace() {
+        final String STRING_TO_TYPE = "this  ";
+        final String EXPECTED_RESULT = "this. ";
+        type(STRING_TO_TYPE);
+        assertEquals("double space make a period", EXPECTED_RESULT, mTextView.getText().toString());
+    }
+
+    public void testCancelDoubleSpace() {
+        final String STRING_TO_TYPE = "tgis  ";
+        final String EXPECTED_RESULT = "this  ";
+        type(STRING_TO_TYPE);
+        type(Keyboard.CODE_DELETE);
+        assertEquals("double space make a period", EXPECTED_RESULT, mTextView.getText().toString());
+    }
+
+    public void testBackspaceAtStartAfterAutocorrect() {
+        final String STRING_TO_TYPE = "tgis ";
+        final String EXPECTED_RESULT = "this ";
+        final int NEW_CURSOR_POSITION = 0;
+        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 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());
+    }
 }