1 /* 2 * Copyright (C) 2015 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.inputmethod.latin.common; 18 19 import static org.junit.Assert.assertFalse; 20 import static org.junit.Assert.assertTrue; 21 22 import androidx.test.filters.SmallTest; 23 import androidx.test.runner.AndroidJUnit4; 24 25 import org.junit.Test; 26 import org.junit.runner.RunWith; 27 28 @SmallTest 29 @RunWith(AndroidJUnit4.class) 30 public class UnicodeSurrogateTests { 31 32 @Test testIsLowSurrogate()33 public void testIsLowSurrogate() { 34 assertFalse(UnicodeSurrogate.isLowSurrogate('\uD7FF')); 35 assertTrue(UnicodeSurrogate.isLowSurrogate('\uD83D')); 36 assertFalse(UnicodeSurrogate.isLowSurrogate('\uDC00')); 37 } 38 39 @Test testIsHighSurrogate()40 public void testIsHighSurrogate() { 41 assertFalse(UnicodeSurrogate.isHighSurrogate('\uDBFF')); 42 assertTrue(UnicodeSurrogate.isHighSurrogate('\uDE25')); 43 assertFalse(UnicodeSurrogate.isHighSurrogate('\uE000')); 44 } 45 } 46