Fix failing tests.

Most of the failures can be ascribed to the tests not passing the correct
old position of the cursor on a second call to onUpdateSelection() to
LatinIME.

Bug: 7276565
Bug: 7276805
Bug: 7276195
Change-Id: I3f1b52cdcc783ea18838408bed50699b7254eaf4

tests/src/com/android/inputmethod/latin/BlueUnderlineTests.java

@@ -88,17 +88,19 @@ public class BlueUnderlineTests extends InputTestsBase {
 
     public void testBlueUnderlineDisappearsWhenCursorMoved() {
         final String STRING_TO_TYPE = "tgis";
+        final int typedLength = STRING_TO_TYPE.length();
         final int NEW_CURSOR_POSITION = 0;
         type(STRING_TO_TYPE);
         sleep(DELAY_TO_WAIT_FOR_UNDERLINE);
         // Simulate the onUpdateSelection() event
-        mLatinIME.onUpdateSelection(0, 0, STRING_TO_TYPE.length(), STRING_TO_TYPE.length(), -1, -1);
+        mLatinIME.onUpdateSelection(0, 0, typedLength, typedLength, -1, -1);
         runMessages();
         // Here the blue underline has been set. testBlueUnderline() is testing for this already,
         // so let's not test it here again.
         // Now simulate the user moving the cursor.
         mInputConnection.setSelection(NEW_CURSOR_POSITION, NEW_CURSOR_POSITION);
-        mLatinIME.onUpdateSelection(0, 0, NEW_CURSOR_POSITION, NEW_CURSOR_POSITION, -1, -1);
+        mLatinIME.onUpdateSelection(typedLength, typedLength,
+                NEW_CURSOR_POSITION, NEW_CURSOR_POSITION, -1, -1);
         sleep(DELAY_TO_WAIT_FOR_UNDERLINE);
         runMessages();
         final SpanGetter span = new SpanGetter(mTextView.getText(), SuggestionSpan.class);

tests/src/com/android/inputmethod/latin/InputLogicTests.java

@@ -86,6 +86,7 @@ public class InputLogicTests extends InputTestsBase {
 
     public void testDeleteSelection() {
         final String STRING_TO_TYPE = "some text delete me some text";
+        final int typedLength = STRING_TO_TYPE.length();
         final int SELECTION_START = 10;
         final int SELECTION_END = 19;
         final String EXPECTED_RESULT = "some text  some text";
@@ -94,10 +95,11 @@ public class InputLogicTests extends InputTestsBase {
         // Send once to simulate the cursor actually responding to the move caused by typing.
         // This is necessary because LatinIME is bookkeeping to avoid confusing a real cursor
         // move with a move triggered by LatinIME inputting stuff.
-        mLatinIME.onUpdateSelection(0, 0, STRING_TO_TYPE.length(), STRING_TO_TYPE.length(), -1, -1);
+        mLatinIME.onUpdateSelection(0, 0, typedLength, typedLength, -1, -1);
         mInputConnection.setSelection(SELECTION_START, SELECTION_END);
         // And now we simulate the user actually selecting some text.
-        mLatinIME.onUpdateSelection(0, 0, SELECTION_START, SELECTION_END, -1, -1);
+        mLatinIME.onUpdateSelection(typedLength, typedLength,
+                SELECTION_START, SELECTION_END, -1, -1);
         type(Keyboard.CODE_DELETE);
         assertEquals("delete selection", EXPECTED_RESULT, mTextView.getText().toString());
     }
@@ -163,12 +165,14 @@ public class InputLogicTests extends InputTestsBase {
 
     public void testBackspaceAtStartAfterAutocorrect() {
         final String STRING_TO_TYPE = "tgis ";
+        final int typedLength = STRING_TO_TYPE.length();
         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);
+        mLatinIME.onUpdateSelection(0, 0, typedLength, typedLength, -1, -1);
         mInputConnection.setSelection(NEW_CURSOR_POSITION, NEW_CURSOR_POSITION);
-        mLatinIME.onUpdateSelection(0, 0, NEW_CURSOR_POSITION, NEW_CURSOR_POSITION, -1, -1);
+        mLatinIME.onUpdateSelection(typedLength, typedLength,
+                NEW_CURSOR_POSITION, NEW_CURSOR_POSITION, -1, -1);
         type(Keyboard.CODE_DELETE);
         assertEquals("auto correct then move cursor to start of line then backspace",
                 EXPECTED_RESULT, mTextView.getText().toString());
@@ -176,12 +180,14 @@ public class InputLogicTests extends InputTestsBase {
 
     public void testAutoCorrectThenMoveCursorThenBackspace() {
         final String STRING_TO_TYPE = "and tgis ";
+        final int typedLength = STRING_TO_TYPE.length();
         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);
+        mLatinIME.onUpdateSelection(0, 0, typedLength, typedLength, -1, -1);
         mInputConnection.setSelection(NEW_CURSOR_POSITION, NEW_CURSOR_POSITION);
-        mLatinIME.onUpdateSelection(0, 0, NEW_CURSOR_POSITION, NEW_CURSOR_POSITION, -1, -1);
+        mLatinIME.onUpdateSelection(typedLength, typedLength,
+                NEW_CURSOR_POSITION, NEW_CURSOR_POSITION, -1, -1);
         type(Keyboard.CODE_DELETE);
         assertEquals("auto correct then move cursor then backspace",
                 EXPECTED_RESULT, mTextView.getText().toString());

tests/src/com/android/inputmethod/latin/InputLogicTestsNonEnglish.java

@@ -16,7 +16,10 @@
 
 package com.android.inputmethod.latin;
 
+import com.android.inputmethod.latin.suggestions.SuggestionStripView;
+
 public class InputLogicTestsNonEnglish extends InputTestsBase {
+    final String NEXT_WORD_PREDICTION_OPTION = "next_word_prediction";
 
     public void testAutoCorrectForFrench() {
         final String STRING_TO_TYPE = "irq ";
@@ -43,6 +46,12 @@ public class InputLogicTestsNonEnglish extends InputTestsBase {
         final String WORD_TO_TYPE = "test ";
         final String PUNCTUATION_FROM_STRIP = "!";
         final String EXPECTED_RESULT = "test !!";
+        final boolean defaultNextWordPredictionOption =
+                mLatinIME.getResources().getBoolean(R.bool.config_default_next_word_prediction);
+        final boolean previousNextWordPredictionOption =
+                setBooleanPreference(NEXT_WORD_PREDICTION_OPTION, false,
+                        defaultNextWordPredictionOption);
+        try {
             changeLanguage("fr");
             type(WORD_TO_TYPE);
             sleep(DELAY_TO_WAIT_FOR_UNDERLINE);
@@ -53,6 +62,24 @@ public class InputLogicTestsNonEnglish extends InputTestsBase {
             pickSuggestionManually(0, PUNCTUATION_FROM_STRIP);
             assertEquals("type word then type space then punctuation from strip twice for French",
                     EXPECTED_RESULT, mTextView.getText().toString());
+        } finally {
+            setBooleanPreference(NEXT_WORD_PREDICTION_OPTION, previousNextWordPredictionOption,
+                    defaultNextWordPredictionOption);
+        }
+    }
+
+    public void testWordThenSpaceDisplaysPredictions() {
+        final String WORD_TO_TYPE = "beaujolais ";
+        final String EXPECTED_RESULT = "nouveau";
+        changeLanguage("fr");
+        type(WORD_TO_TYPE);
+        sleep(DELAY_TO_WAIT_FOR_UNDERLINE);
+        runMessages();
+        final SuggestionStripView suggestionStripView =
+                (SuggestionStripView)mInputView.findViewById(R.id.suggestion_strip_view);
+        final SuggestedWords suggestedWords = suggestionStripView.getSuggestions();
+        assertEquals("type word then type space yields predictions for French",
+                EXPECTED_RESULT, suggestedWords.getWord(0));
     }
 
     public void testAutoCorrectForGerman() {

tests/src/com/android/inputmethod/latin/InputTestsBase.java

@@ -53,6 +53,7 @@ public class InputTestsBase extends ServiceTestCase<LatinIME> {
     protected LatinIME mLatinIME;
     protected Keyboard mKeyboard;
     protected MyTextView mTextView;
+    protected View mInputView;
     protected InputConnection mInputConnection;
     private final HashMap<String, InputMethodSubtype> mSubtypeMap =
             new HashMap<String, InputMethodSubtype>();
@@ -150,9 +151,9 @@ public class InputTestsBase extends ServiceTestCase<LatinIME> {
         final LayoutInflater inflater =
                 (LayoutInflater)getContext().getSystemService(Context.LAYOUT_INFLATER_SERVICE);
         final ViewGroup vg = new FrameLayout(getContext());
-        final View inputView = inflater.inflate(R.layout.input_view, vg);
+        mInputView = inflater.inflate(R.layout.input_view, vg);
         mLatinIME.onCreateInputMethodInterface().startInput(ic, ei);
-        mLatinIME.setInputView(inputView);
+        mLatinIME.setInputView(mInputView);
         mLatinIME.onBindInput();
         mLatinIME.onCreateInputView();
         mLatinIME.onStartInputView(ei, false);