Add shift mode tests

Change-Id: I067e91a1f899c1f83fd60adeae66495606812a95

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

@@ -0,0 +1,56 @@
+/*
+ * Copyright (C) 2014 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.inputmethod.latin;
+
+import android.test.suitebuilder.annotation.LargeTest;
+import android.text.TextUtils;
+import android.view.inputmethod.EditorInfo;
+
+import com.android.inputmethod.latin.Constants;
+import com.android.inputmethod.latin.WordComposer;
+
+@LargeTest
+public class ShiftModeTests extends InputTestsBase {
+
+    @Override
+    protected EditorInfo enrichEditorInfo(final EditorInfo ei) {
+        ei.inputType |= TextUtils.CAP_MODE_SENTENCES;
+        ei.initialCapsMode = TextUtils.CAP_MODE_SENTENCES;
+        return ei;
+    }
+
+    private boolean isCapsModeAutoShifted() {
+        return mLatinIME.mKeyboardSwitcher.getKeyboardShiftMode()
+                == WordComposer.CAPS_MODE_AUTO_SHIFTED;
+    }
+
+    public void testTypicalSentence() {
+        assertTrue("Initial auto caps state", isCapsModeAutoShifted());
+        type("Test");
+        assertFalse("Caps after letter", isCapsModeAutoShifted());
+        type(" ");
+        assertFalse("Caps after space", isCapsModeAutoShifted());
+        type("some,");
+        assertFalse("Caps after comma", isCapsModeAutoShifted());
+        type(" ");
+        assertFalse("Caps after comma space", isCapsModeAutoShifted());
+        type("words.");
+        assertFalse("Caps directly after period", isCapsModeAutoShifted());
+        type(" ");
+        assertTrue("Caps after period space", isCapsModeAutoShifted());
+    }
+}