Remove dead code, including tests.

Change-Id: Id88b02b74bdfe4ca05b08181ceb6b34d5652fc0c

1 files changed, 0 insertions, 677 deletions

diff --git a/tests/src/com/android/inputmethod/latin/makedict/BinaryDictDecoderEncoderTests.java b/tests/src/com/android/inputmethod/latin/makedict/BinaryDictDecoderEncoderTests.java
deleted file mode 100644
index 39da9fcd6..000000000
--- a/tests/src/com/android/inputmethod/latin/makedict/BinaryDictDecoderEncoderTests.java
+++ /dev/null
@@ -1,677 +0,0 @@
-/*
- * Copyright (C) 2012 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.makedict;
-
-import android.test.AndroidTestCase;
-import android.test.suitebuilder.annotation.LargeTest;
-import android.util.Log;
-import android.util.Pair;
-import android.util.SparseArray;
-
-import com.android.inputmethod.latin.BinaryDictionary;
-import com.android.inputmethod.latin.common.CodePointUtils;
-import com.android.inputmethod.latin.makedict.BinaryDictDecoderUtils.CharEncoding;
-import com.android.inputmethod.latin.makedict.BinaryDictDecoderUtils.DictBuffer;
-import com.android.inputmethod.latin.makedict.FormatSpec.FormatOptions;
-import com.android.inputmethod.latin.makedict.FusionDictionary.PtNode;
-import com.android.inputmethod.latin.makedict.FusionDictionary.PtNodeArray;
-import com.android.inputmethod.latin.utils.BinaryDictionaryUtils;
-import com.android.inputmethod.latin.utils.ByteArrayDictBuffer;
-
-import java.io.File;
-import java.io.IOException;
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.HashMap;
-import java.util.HashSet;
-import java.util.List;
-import java.util.Locale;
-import java.util.Map.Entry;
-import java.util.Random;
-import java.util.Set;
-import java.util.TreeMap;
-
-/**
- * Unit tests for BinaryDictDecoderUtils and BinaryDictEncoderUtils.
- */
-@LargeTest
-public class BinaryDictDecoderEncoderTests extends AndroidTestCase {
-    private static final String TAG = BinaryDictDecoderEncoderTests.class.getSimpleName();
-    private static final int DEFAULT_MAX_UNIGRAMS = 300;
-    private static final int DEFAULT_CODE_POINT_SET_SIZE = 50;
-    private static final int LARGE_CODE_POINT_SET_SIZE = 300;
-    private static final int UNIGRAM_FREQ = 10;
-    private static final int BIGRAM_FREQ = 50;
-    private static final int TOLERANCE_OF_BIGRAM_FREQ = 5;
-
-    private static final ArrayList<String> sWords = new ArrayList<>();
-    private static final ArrayList<String> sWordsWithVariousCodePoints = new ArrayList<>();
-    private static final SparseArray<List<Integer>> sEmptyBigrams = new SparseArray<>();
-    private static final SparseArray<List<Integer>> sStarBigrams = new SparseArray<>();
-    private static final SparseArray<List<Integer>> sChainBigrams = new SparseArray<>();
-
-    final Random mRandom;
-
-    public BinaryDictDecoderEncoderTests() {
-        this(System.currentTimeMillis(), DEFAULT_MAX_UNIGRAMS);
-    }
-
-    public BinaryDictDecoderEncoderTests(final long seed, final int maxUnigrams) {
-        super();
-        BinaryDictionaryUtils.setCurrentTimeForTest(0);
-        Log.e(TAG, "Testing dictionary: seed is " + seed);
-        mRandom = new Random(seed);
-        sWords.clear();
-        sWordsWithVariousCodePoints.clear();
-        generateWords(maxUnigrams, mRandom);
-
-        for (int i = 0; i < sWords.size(); ++i) {
-            sChainBigrams.put(i, new ArrayList<Integer>());
-            if (i > 0) {
-                sChainBigrams.get(i - 1).add(i);
-            }
-        }
-
-        sStarBigrams.put(0, new ArrayList<Integer>());
-        // MAX - 1 because we added one above already
-        final int maxBigrams = Math.min(sWords.size(), FormatSpec.MAX_BIGRAMS_IN_A_PTNODE - 1);
-        for (int i = 1; i < maxBigrams; ++i) {
-            sStarBigrams.get(0).add(i);
-        }
-    }
-
-    @Override
-    protected void setUp() throws Exception {
-        super.setUp();
-        BinaryDictionaryUtils.setCurrentTimeForTest(0);
-    }
-
-    @Override
-    protected void tearDown() throws Exception {
-        // Quit test mode.
-        BinaryDictionaryUtils.setCurrentTimeForTest(-1);
-        super.tearDown();
-    }
-
-    private static void generateWords(final int number, final Random random) {
-        final int[] codePointSet = CodePointUtils.generateCodePointSet(DEFAULT_CODE_POINT_SET_SIZE,
-                random);
-        final Set<String> wordSet = new HashSet<>();
-        while (wordSet.size() < number) {
-            wordSet.add(CodePointUtils.generateWord(random, codePointSet));
-        }
-        sWords.addAll(wordSet);
-
-        final int[] largeCodePointSet = CodePointUtils.generateCodePointSet(
-                LARGE_CODE_POINT_SET_SIZE, random);
-        wordSet.clear();
-        while (wordSet.size() < number) {
-            wordSet.add(CodePointUtils.generateWord(random, largeCodePointSet));
-        }
-        sWordsWithVariousCodePoints.addAll(wordSet);
-    }
-
-    /**
-     * Adds unigrams to the dictionary.
-     */
-    private static void addUnigrams(final int number, final FusionDictionary dict,
-            final List<String> words) {
-        for (int i = 0; i < number; ++i) {
-            final String word = words.get(i);
-            final ArrayList<WeightedString> shortcuts = new ArrayList<>();
-            dict.add(word, new ProbabilityInfo(UNIGRAM_FREQ), false /* isNotAWord */,
-                    false /* isPossiblyOffensive */);
-        }
-    }
-
-    private static void addBigrams(final FusionDictionary dict,
-            final List<String> words,
-            final SparseArray<List<Integer>> bigrams) {
-        for (int i = 0; i < bigrams.size(); ++i) {
-            final int w1 = bigrams.keyAt(i);
-            for (int w2 : bigrams.valueAt(i)) {
-                dict.setBigram(words.get(w1), words.get(w2), new ProbabilityInfo(BIGRAM_FREQ));
-            }
-        }
-    }
-
-//    The following is useful to dump the dictionary into a textual file, but it can't compile
-//    on-device, so it's commented out.
-//    private void dumpToCombinedFileForDebug(final FusionDictionary dict, final String filename)
-//            throws IOException {
-//        com.android.inputmethod.latin.dicttool.CombinedInputOutput.writeDictionaryCombined(
-//                new java.io.FileWriter(new File(filename)), dict);
-//    }
-
-    private static long timeWritingDictToFile(final File file, final FusionDictionary dict,
-            final FormatSpec.FormatOptions formatOptions) {
-
-        long now = -1, diff = -1;
-
-        try {
-            final DictEncoder dictEncoder = BinaryDictUtils.getDictEncoder(file, formatOptions);
-
-            now = System.currentTimeMillis();
-            // If you need to dump the dict to a textual file, uncomment the line below and the
-            // function above
-            // dumpToCombinedFileForDebug(file, "/tmp/foo");
-            dictEncoder.writeDictionary(dict, formatOptions);
-            diff = System.currentTimeMillis() - now;
-        } catch (IOException e) {
-            Log.e(TAG, "IO exception while writing file", e);
-        } catch (UnsupportedFormatException e) {
-            Log.e(TAG, "UnsupportedFormatException", e);
-        }
-
-        return diff;
-    }
-
-    private static void checkDictionary(final FusionDictionary dict, final List<String> words,
-            final SparseArray<List<Integer>> bigrams) {
-        assertNotNull(dict);
-
-        // check unigram
-        for (final String word : words) {
-            final PtNode ptNode = FusionDictionary.findWordInTree(dict.mRootNodeArray, word);
-            assertNotNull(ptNode);
-        }
-
-        // check bigram
-        for (int i = 0; i < bigrams.size(); ++i) {
-            final int w1 = bigrams.keyAt(i);
-            for (final int w2 : bigrams.valueAt(i)) {
-                final PtNode ptNode = FusionDictionary.findWordInTree(dict.mRootNodeArray,
-                        words.get(w1));
-                assertNotNull(words.get(w1) + "," + words.get(w2), ptNode.getBigram(words.get(w2)));
-            }
-        }
-    }
-
-    private static String outputOptions(final int bufferType,
-            final FormatSpec.FormatOptions formatOptions) {
-        final String result = " : buffer type = "
-                + ((bufferType == BinaryDictUtils.USE_BYTE_BUFFER) ? "byte buffer" : "byte array");
-        return result + " : version = " + formatOptions.mVersion;
-    }
-
-    // Tests for readDictionaryBinary and writeDictionaryBinary
-
-    private static long timeReadingAndCheckDict(final File file, final List<String> words,
-            final SparseArray<List<Integer>> bigrams, final int bufferType) {
-        long now, diff = -1;
-
-        FusionDictionary dict = null;
-        try {
-            final DictDecoder dictDecoder = BinaryDictIOUtils.getDictDecoder(file, 0, file.length(),
-                    bufferType);
-            now = System.currentTimeMillis();
-            dict = dictDecoder.readDictionaryBinary(false /* deleteDictIfBroken */);
-            diff  = System.currentTimeMillis() - now;
-        } catch (IOException e) {
-            Log.e(TAG, "IOException while reading dictionary", e);
-        } catch (UnsupportedFormatException e) {
-            Log.e(TAG, "Unsupported format", e);
-        }
-
-        checkDictionary(dict, words, bigrams);
-        return diff;
-    }
-
-    // Tests for readDictionaryBinary and writeDictionaryBinary
-    private String runReadAndWrite(final List<String> words,
-            final SparseArray<List<Integer>> bigrams,
-            final int bufferType, final FormatSpec.FormatOptions formatOptions,
-            final String message) {
-
-        final String dictName = "runReadAndWrite";
-        final String dictVersion = Long.toString(System.currentTimeMillis());
-        final File file = BinaryDictUtils.getDictFile(dictName, dictVersion, formatOptions,
-                getContext().getCacheDir());
-
-        final FusionDictionary dict = new FusionDictionary(new PtNodeArray(),
-                BinaryDictUtils.makeDictionaryOptions(dictName, dictVersion, formatOptions));
-        addUnigrams(words.size(), dict, words);
-        addBigrams(dict, words, bigrams);
-        checkDictionary(dict, words, bigrams);
-
-        final long write = timeWritingDictToFile(file, dict, formatOptions);
-        final long read = timeReadingAndCheckDict(file, words, bigrams, bufferType);
-
-        return "PROF: read=" + read + "ms, write=" + write + "ms :" + message
-                + " : " + outputOptions(bufferType, formatOptions);
-    }
-
-    private void runReadAndWriteTests(final List<String> results, final int bufferType,
-            final FormatSpec.FormatOptions formatOptions) {
-        results.add(runReadAndWrite(sWords, sEmptyBigrams, bufferType,
-                formatOptions, "unigram"));
-        results.add(runReadAndWrite(sWords, sChainBigrams, bufferType,
-                formatOptions, "chain"));
-        results.add(runReadAndWrite(sWords, sStarBigrams, bufferType,
-                formatOptions, "star"));
-        results.add(runReadAndWrite(sWords, sEmptyBigrams, bufferType, formatOptions,
-                "unigram with shortcuts"));
-        results.add(runReadAndWrite(sWords, sChainBigrams, bufferType, formatOptions,
-                "chain with shortcuts"));
-        results.add(runReadAndWrite(sWords, sStarBigrams, bufferType, formatOptions,
-                "star with shortcuts"));
-        results.add(runReadAndWrite(sWordsWithVariousCodePoints, sEmptyBigrams,
-                bufferType, formatOptions,
-                "unigram with various code points"));
-    }
-
-    public void testCharacterTableIsPresent() throws IOException, UnsupportedFormatException {
-        final String[] wordSource = {"words", "used", "for", "testing", "a", "code point", "table"};
-        final List<String> words = Arrays.asList(wordSource);
-        final String correctCodePointTable = "toesdrniawuplgfcb ";
-        final String dictName = "codePointTableTest";
-        final String dictVersion = Long.toString(System.currentTimeMillis());
-        final String codePointTableAttribute = DictionaryHeader.CODE_POINT_TABLE_KEY;
-        final File file = BinaryDictUtils.getDictFile(dictName, dictVersion,
-                BinaryDictUtils.STATIC_OPTIONS, getContext().getCacheDir());
-
-        // Write a test dictionary
-        final DictEncoder dictEncoder = new Ver2DictEncoder(file,
-                Ver2DictEncoder.CODE_POINT_TABLE_ON);
-        final FormatSpec.FormatOptions formatOptions =
-                new FormatSpec.FormatOptions(
-                        FormatSpec.MINIMUM_SUPPORTED_STATIC_VERSION);
-        final FusionDictionary sourcedict = new FusionDictionary(new PtNodeArray(),
-                BinaryDictUtils.makeDictionaryOptions(dictName, dictVersion, formatOptions));
-        addUnigrams(words.size(), sourcedict, words);
-        dictEncoder.writeDictionary(sourcedict, formatOptions);
-
-        // Read the dictionary
-        final DictDecoder dictDecoder = BinaryDictIOUtils.getDictDecoder(file, 0, file.length(),
-                DictDecoder.USE_BYTEARRAY);
-        final DictionaryHeader fileHeader = dictDecoder.readHeader();
-        // Check if codePointTable is present
-        assertTrue("codePointTable is not present",
-                fileHeader.mDictionaryOptions.mAttributes.containsKey(codePointTableAttribute));
-        final String codePointTable =
-                fileHeader.mDictionaryOptions.mAttributes.get(codePointTableAttribute);
-        // Check if codePointTable is correct
-        assertEquals("codePointTable is incorrect", codePointTable, correctCodePointTable);
-    }
-
-    // Unit test for CharEncoding.readString and CharEncoding.writeString.
-    public void testCharEncoding() {
-        // the max length of a word in sWords is less than 50.
-        // See generateWords.
-        final byte[] buffer = new byte[50 * 3];
-        final DictBuffer dictBuffer = new ByteArrayDictBuffer(buffer);
-        for (final String word : sWords) {
-            Arrays.fill(buffer, (byte) 0);
-            CharEncoding.writeString(buffer, 0, word, null);
-            dictBuffer.position(0);
-            final String str = CharEncoding.readString(dictBuffer);
-            assertEquals(word, str);
-        }
-    }
-
-    public void testReadAndWriteWithByteBuffer() {
-        final List<String> results = new ArrayList<>();
-
-        runReadAndWriteTests(results, BinaryDictUtils.USE_BYTE_BUFFER,
-                BinaryDictUtils.STATIC_OPTIONS);
-        runReadAndWriteTests(results, BinaryDictUtils.USE_BYTE_BUFFER,
-                BinaryDictUtils.DYNAMIC_OPTIONS_WITHOUT_TIMESTAMP);
-        runReadAndWriteTests(results, BinaryDictUtils.USE_BYTE_BUFFER,
-                BinaryDictUtils.DYNAMIC_OPTIONS_WITH_TIMESTAMP);
-        for (final String result : results) {
-            Log.d(TAG, result);
-        }
-    }
-
-    public void testReadAndWriteWithByteArray() {
-        final List<String> results = new ArrayList<>();
-
-        runReadAndWriteTests(results, BinaryDictUtils.USE_BYTE_ARRAY,
-                BinaryDictUtils.STATIC_OPTIONS);
-        runReadAndWriteTests(results, BinaryDictUtils.USE_BYTE_ARRAY,
-                BinaryDictUtils.DYNAMIC_OPTIONS_WITHOUT_TIMESTAMP);
-        runReadAndWriteTests(results, BinaryDictUtils.USE_BYTE_ARRAY,
-                BinaryDictUtils.DYNAMIC_OPTIONS_WITH_TIMESTAMP);
-
-        for (final String result : results) {
-            Log.d(TAG, result);
-        }
-    }
-
-    // Tests for readUnigramsAndBigramsBinary
-
-    private static void checkWordMap(final List<String> expectedWords,
-            final SparseArray<List<Integer>> expectedBigrams,
-            final TreeMap<Integer, String> resultWords,
-            final TreeMap<Integer, Integer> resultFrequencies,
-            final TreeMap<Integer, ArrayList<PendingAttribute>> resultBigrams,
-            final boolean checkProbability) {
-        // check unigrams
-        final Set<String> actualWordsSet = new HashSet<>(resultWords.values());
-        final Set<String> expectedWordsSet = new HashSet<>(expectedWords);
-        assertEquals(actualWordsSet, expectedWordsSet);
-        if (checkProbability) {
-            for (int freq : resultFrequencies.values()) {
-                assertEquals(freq, UNIGRAM_FREQ);
-            }
-        }
-
-        // check bigrams
-        final HashMap<String, Set<String>> expBigrams = new HashMap<>();
-        for (int i = 0; i < expectedBigrams.size(); ++i) {
-            final String word1 = expectedWords.get(expectedBigrams.keyAt(i));
-            for (int w2 : expectedBigrams.valueAt(i)) {
-                if (expBigrams.get(word1) == null) {
-                    expBigrams.put(word1, new HashSet<String>());
-                }
-                expBigrams.get(word1).add(expectedWords.get(w2));
-            }
-        }
-
-        final HashMap<String, Set<String>> actBigrams = new HashMap<>();
-        for (Entry<Integer, ArrayList<PendingAttribute>> entry : resultBigrams.entrySet()) {
-            final String word1 = resultWords.get(entry.getKey());
-            final int unigramFreq = resultFrequencies.get(entry.getKey());
-            for (PendingAttribute attr : entry.getValue()) {
-                final String word2 = resultWords.get(attr.mAddress);
-                if (actBigrams.get(word1) == null) {
-                    actBigrams.put(word1, new HashSet<String>());
-                }
-                actBigrams.get(word1).add(word2);
-
-                if (checkProbability) {
-                    final int bigramFreq = BinaryDictIOUtils.reconstructBigramFrequency(
-                            unigramFreq, attr.mFrequency);
-                    assertTrue(Math.abs(bigramFreq - BIGRAM_FREQ) < TOLERANCE_OF_BIGRAM_FREQ);
-                }
-            }
-        }
-        assertEquals(actBigrams, expBigrams);
-    }
-
-    private static long timeAndCheckReadUnigramsAndBigramsBinary(final File file,
-            final List<String> words, final SparseArray<List<Integer>> bigrams,
-            final int bufferType, final boolean checkProbability) {
-        final TreeMap<Integer, String> resultWords = new TreeMap<>();
-        final TreeMap<Integer, ArrayList<PendingAttribute>> resultBigrams = new TreeMap<>();
-        final TreeMap<Integer, Integer> resultFreqs = new TreeMap<>();
-
-        long now = -1, diff = -1;
-        try {
-            final DictDecoder dictDecoder = BinaryDictIOUtils.getDictDecoder(file, 0, file.length(),
-                    bufferType);
-            now = System.currentTimeMillis();
-            dictDecoder.readUnigramsAndBigramsBinary(resultWords, resultFreqs, resultBigrams);
-            diff = System.currentTimeMillis() - now;
-        } catch (IOException e) {
-            Log.e(TAG, "IOException", e);
-        } catch (UnsupportedFormatException e) {
-            Log.e(TAG, "UnsupportedFormatException", e);
-        }
-
-        checkWordMap(words, bigrams, resultWords, resultFreqs, resultBigrams, checkProbability);
-        return diff;
-    }
-
-    private String runReadUnigramsAndBigramsBinary(final ArrayList<String> words,
-            final SparseArray<List<Integer>> bigrams, final int bufferType,
-            final FormatSpec.FormatOptions formatOptions, final String message) {
-        final String dictName = "runReadUnigrams";
-        final String dictVersion = Long.toString(System.currentTimeMillis());
-        final File file = BinaryDictUtils.getDictFile(dictName, dictVersion, formatOptions,
-                getContext().getCacheDir());
-
-        // making the dictionary from lists of words.
-        final FusionDictionary dict = new FusionDictionary(new PtNodeArray(),
-                BinaryDictUtils.makeDictionaryOptions(dictName, dictVersion, formatOptions));
-        addUnigrams(words.size(), dict, words);
-        addBigrams(dict, words, bigrams);
-
-        timeWritingDictToFile(file, dict, formatOptions);
-
-        // Caveat: Currently, the Java code to read a v4 dictionary doesn't calculate the
-        // probability when there's a timestamp for the entry.
-        // TODO: Abandon the Java code, and implement the v4 dictionary reading code in native.
-        long wordMap = timeAndCheckReadUnigramsAndBigramsBinary(file, words, bigrams, bufferType,
-                !formatOptions.mHasTimestamp /* checkProbability */);
-        long fullReading = timeReadingAndCheckDict(file, words, bigrams,
-                bufferType);
-
-        return "readDictionaryBinary=" + fullReading + ", readUnigramsAndBigramsBinary=" + wordMap
-                + " : " + message + " : " + outputOptions(bufferType, formatOptions);
-    }
-
-    private void runReadUnigramsAndBigramsTests(final ArrayList<String> results,
-            final int bufferType, final FormatSpec.FormatOptions formatOptions) {
-        results.add(runReadUnigramsAndBigramsBinary(sWords, sEmptyBigrams, bufferType,
-                formatOptions, "unigram"));
-        results.add(runReadUnigramsAndBigramsBinary(sWords, sChainBigrams, bufferType,
-                formatOptions, "chain"));
-        results.add(runReadUnigramsAndBigramsBinary(sWords, sStarBigrams, bufferType,
-                formatOptions, "star"));
-    }
-
-    public void testReadUnigramsAndBigramsBinaryWithByteBuffer() {
-        final ArrayList<String> results = new ArrayList<>();
-
-        runReadUnigramsAndBigramsTests(results, BinaryDictUtils.USE_BYTE_BUFFER,
-                BinaryDictUtils.STATIC_OPTIONS);
-
-        for (final String result : results) {
-            Log.d(TAG, result);
-        }
-    }
-
-    public void testReadUnigramsAndBigramsBinaryWithByteArray() {
-        final ArrayList<String> results = new ArrayList<>();
-
-        runReadUnigramsAndBigramsTests(results, BinaryDictUtils.USE_BYTE_ARRAY,
-                BinaryDictUtils.STATIC_OPTIONS);
-
-        for (final String result : results) {
-            Log.d(TAG, result);
-        }
-    }
-
-    // Tests for getTerminalPosition
-    private static String getWordFromBinary(final DictDecoder dictDecoder, final int address) {
-        if (dictDecoder.getPosition() != 0) dictDecoder.setPosition(0);
-
-        DictionaryHeader fileHeader = null;
-        try {
-            fileHeader = dictDecoder.readHeader();
-        } catch (IOException e) {
-            return null;
-        } catch (UnsupportedFormatException e) {
-            return null;
-        }
-        if (fileHeader == null) return null;
-        return BinaryDictDecoderUtils.getWordAtPosition(dictDecoder, fileHeader.mBodyOffset,
-                address).mWord;
-    }
-
-    private static long checkGetTerminalPosition(final DictDecoder dictDecoder, final String word,
-            final boolean contained) {
-        long diff = -1;
-        int position = -1;
-        try {
-            final long now = System.nanoTime();
-            position = dictDecoder.getTerminalPosition(word);
-            diff = System.nanoTime() - now;
-        } catch (IOException e) {
-            Log.e(TAG, "IOException while getTerminalPosition", e);
-        } catch (UnsupportedFormatException e) {
-            Log.e(TAG, "UnsupportedFormatException while getTerminalPosition", e);
-        }
-
-        assertEquals(FormatSpec.NOT_VALID_WORD != position, contained);
-        if (contained) assertEquals(getWordFromBinary(dictDecoder, position), word);
-        return diff;
-    }
-
-    private void runGetTerminalPosition(final ArrayList<String> words,
-            final SparseArray<List<Integer>> bigrams, final int bufferType,
-            final FormatOptions formatOptions, final String message) {
-        final String dictName = "testGetTerminalPosition";
-        final String dictVersion = Long.toString(System.currentTimeMillis());
-        final File file = BinaryDictUtils.getDictFile(dictName, dictVersion, formatOptions,
-                getContext().getCacheDir());
-
-        final FusionDictionary dict = new FusionDictionary(new PtNodeArray(),
-                BinaryDictUtils.makeDictionaryOptions(dictName, dictVersion, formatOptions));
-        addUnigrams(sWords.size(), dict, sWords);
-        addBigrams(dict, words, bigrams);
-        timeWritingDictToFile(file, dict, formatOptions);
-
-        final DictDecoder dictDecoder = BinaryDictIOUtils.getDictDecoder(file, 0, file.length(),
-                DictDecoder.USE_BYTEARRAY);
-        try {
-            dictDecoder.openDictBuffer();
-        } catch (IOException e) {
-            Log.e(TAG, "IOException while opening the buffer", e);
-        } catch (UnsupportedFormatException e) {
-            Log.e(TAG, "IOException while opening the buffer", e);
-        }
-        assertTrue("Can't get the buffer", dictDecoder.isDictBufferOpen());
-
-        try {
-            // too long word
-            final String longWord = "abcdefghijklmnopqrstuvwxyzabcdefghijklmnopqrstuvwxyz";
-            assertEquals(FormatSpec.NOT_VALID_WORD, dictDecoder.getTerminalPosition(longWord));
-
-            // null
-            assertEquals(FormatSpec.NOT_VALID_WORD, dictDecoder.getTerminalPosition(null));
-
-            // empty string
-            assertEquals(FormatSpec.NOT_VALID_WORD, dictDecoder.getTerminalPosition(""));
-        } catch (IOException e) {
-        } catch (UnsupportedFormatException e) {
-        }
-
-        // Test a word that is contained within the dictionary.
-        long sum = 0;
-        for (int i = 0; i < sWords.size(); ++i) {
-            final long time = checkGetTerminalPosition(dictDecoder, sWords.get(i), true);
-            sum += time == -1 ? 0 : time;
-        }
-        Log.d(TAG, "per search : " + (((double)sum) / sWords.size() / 1000000) + " : " + message
-                + " : " + outputOptions(bufferType, formatOptions));
-
-        // Test a word that isn't contained within the dictionary.
-        final int[] codePointSet = CodePointUtils.generateCodePointSet(DEFAULT_CODE_POINT_SET_SIZE,
-                mRandom);
-        for (int i = 0; i < 1000; ++i) {
-            final String word = CodePointUtils.generateWord(mRandom, codePointSet);
-            if (sWords.indexOf(word) != -1) continue;
-            checkGetTerminalPosition(dictDecoder, word, false);
-        }
-    }
-
-    private void runGetTerminalPositionTests(final int bufferType,
-            final FormatOptions formatOptions) {
-        runGetTerminalPosition(sWords, sEmptyBigrams, bufferType, formatOptions, "unigram");
-    }
-
-    public void testGetTerminalPosition() {
-        final ArrayList<String> results = new ArrayList<>();
-
-        runGetTerminalPositionTests(BinaryDictUtils.USE_BYTE_ARRAY,
-                BinaryDictUtils.STATIC_OPTIONS);
-        runGetTerminalPositionTests(BinaryDictUtils.USE_BYTE_BUFFER,
-                BinaryDictUtils.STATIC_OPTIONS);
-
-        for (final String result : results) {
-            Log.d(TAG, result);
-        }
-    }
-
-    public void testVer2DictGetWordProperty() {
-        final FormatOptions formatOptions = BinaryDictUtils.STATIC_OPTIONS;
-        final ArrayList<String> words = sWords;
-        final String dictName = "testGetWordProperty";
-        final String dictVersion = Long.toString(System.currentTimeMillis());
-        final FusionDictionary dict = new FusionDictionary(new PtNodeArray(),
-                BinaryDictUtils.makeDictionaryOptions(dictName, dictVersion, formatOptions));
-        addUnigrams(words.size(), dict, words);
-        addBigrams(dict, words, sEmptyBigrams);
-        final File file = BinaryDictUtils.getDictFile(dictName, dictVersion, formatOptions,
-                getContext().getCacheDir());
-        file.delete();
-        timeWritingDictToFile(file, dict, formatOptions);
-        final BinaryDictionary binaryDictionary = new BinaryDictionary(file.getAbsolutePath(),
-                0 /* offset */, file.length(), true /* useFullEditDistance */,
-                Locale.ENGLISH, dictName, false /* isUpdatable */);
-        for (final String word : words) {
-            final WordProperty wordProperty = binaryDictionary.getWordProperty(word,
-                    false /* isBeginningOfSentence */);
-            assertEquals(word, wordProperty.mWord);
-            assertEquals(UNIGRAM_FREQ, wordProperty.getProbability());
-        }
-    }
-
-    public void testVer2DictIteration() {
-        final FormatOptions formatOptions = BinaryDictUtils.STATIC_OPTIONS;
-        final ArrayList<String> words = sWords;
-        final SparseArray<List<Integer>> bigrams = sEmptyBigrams;
-        final String dictName = "testGetWordProperty";
-        final String dictVersion = Long.toString(System.currentTimeMillis());
-        final FusionDictionary dict = new FusionDictionary(new PtNodeArray(),
-                BinaryDictUtils.makeDictionaryOptions(dictName, dictVersion, formatOptions));
-        addUnigrams(words.size(), dict, words);
-        addBigrams(dict, words, bigrams);
-        final File file = BinaryDictUtils.getDictFile(dictName, dictVersion, formatOptions,
-                getContext().getCacheDir());
-        timeWritingDictToFile(file, dict, formatOptions);
-        Log.d(TAG, file.getAbsolutePath());
-        final BinaryDictionary binaryDictionary = new BinaryDictionary(file.getAbsolutePath(),
-                0 /* offset */, file.length(), true /* useFullEditDistance */,
-                Locale.ENGLISH, dictName, false /* isUpdatable */);
-
-        final HashSet<String> wordSet = new HashSet<>(words);
-        final HashSet<Pair<String, String>> bigramSet = new HashSet<>();
-
-        for (int i = 0; i < words.size(); i++) {
-            final List<Integer> bigramList = bigrams.get(i);
-            if (bigramList != null) {
-                for (final Integer word1Index : bigramList) {
-                    final String word1 = words.get(word1Index);
-                    bigramSet.add(new Pair<>(words.get(i), word1));
-                }
-            }
-        }
-        int token = 0;
-        do {
-            final BinaryDictionary.GetNextWordPropertyResult result =
-                    binaryDictionary.getNextWordProperty(token);
-            final WordProperty wordProperty = result.mWordProperty;
-            final String word0 = wordProperty.mWord;
-            assertEquals(UNIGRAM_FREQ, wordProperty.mProbabilityInfo.mProbability);
-            wordSet.remove(word0);
-            if (wordProperty.mHasNgrams) {
-                for (final WeightedString bigramTarget : wordProperty.getBigrams()) {
-                    final String word1 = bigramTarget.mWord;
-                    final Pair<String, String> bigram = new Pair<>(word0, word1);
-                    assertTrue(bigramSet.contains(bigram));
-                    bigramSet.remove(bigram);
-                }
-            }
-            token = result.mNextToken;
-        } while (token != 0);
-        assertTrue(wordSet.isEmpty());
-        assertTrue(bigramSet.isEmpty());
-    }
-}