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      1 /*
      2  * Copyright (C) 2011 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.makedict;
     18 
     19 import com.android.inputmethod.latin.makedict.FormatSpec.DictionaryOptions;
     20 import com.android.inputmethod.latin.makedict.FusionDictionary.PtNodeArray;
     21 
     22 import junit.framework.TestCase;
     23 
     24 import java.util.ArrayList;
     25 import java.util.HashMap;
     26 
     27 /**
     28  * Unit tests for BinaryDictEncoderUtils.flattenTree().
     29  */
     30 public class BinaryDictEncoderFlattenTreeTests extends TestCase {
     31     // Test the flattened array contains the expected number of nodes, and
     32     // that it does not contain any duplicates.
     33     public void testFlattenNodes() {
     34         final FusionDictionary dict = new FusionDictionary(new PtNodeArray(),
     35                 new DictionaryOptions(new HashMap<String, String>()));
     36         dict.add("foo", new ProbabilityInfo(1), null, false /* isNotAWord */,
     37                 false /* isPossiblyOffensive */);
     38         dict.add("fta", new ProbabilityInfo(1), null, false /* isNotAWord */,
     39                 false /* isPossiblyOffensive */);
     40         dict.add("ftb", new ProbabilityInfo(1), null, false /* isNotAWord */,
     41                 false /* isPossiblyOffensive */);
     42         dict.add("bar", new ProbabilityInfo(1), null, false /* isNotAWord */,
     43                 false /* isPossiblyOffensive */);
     44         dict.add("fool", new ProbabilityInfo(1), null, false /* isNotAWord */,
     45                 false /* isPossiblyOffensive */);
     46         final ArrayList<PtNodeArray> result =
     47                 BinaryDictEncoderUtils.flattenTree(dict.mRootNodeArray);
     48         assertEquals(4, result.size());
     49         while (!result.isEmpty()) {
     50             final PtNodeArray n = result.remove(0);
     51             assertFalse("Flattened array contained the same node twice", result.contains(n));
     52         }
     53     }
     54 }
     55