Add test entry for BinaryDictionary class

Bug: 3414081
Change-Id: I1a3d60698795bf28c477086838e726d498fb6de0

1 files changed, 27 insertions, 19 deletions

diff --git a/java/src/com/android/inputmethod/latin/BinaryDictionary.java b/java/src/com/android/inputmethod/latin/BinaryDictionary.java
index 55cd0848a..e207c33bd 100644
--- a/java/src/com/android/inputmethod/latin/BinaryDictionary.java
+++ b/java/src/com/android/inputmethod/latin/BinaryDictionary.java
@@ -16,6 +16,7 @@
 
 package com.android.inputmethod.latin;
 
+import com.android.inputmethod.keyboard.Keyboard;
 import com.android.inputmethod.keyboard.KeyboardSwitcher;
 import com.android.inputmethod.keyboard.ProximityInfo;
 
@@ -93,8 +94,7 @@ public class BinaryDictionary extends Dictionary {
         return sInstance;
     }
 
-    // For unit test
-    /* package */ static BinaryDictionary initDictionary(File dictionary, long startOffset,
+    /* package for test */ static BinaryDictionary initDictionary(File dictionary, long startOffset,
             long length, int dicTypeId) {
         synchronized (sInstance) {
             sInstance.closeInternal();
@@ -166,11 +166,32 @@ public class BinaryDictionary extends Dictionary {
 
     @Override
     public void getWords(final WordComposer codes, final WordCallback callback) {
-        if (mNativeDict == 0) return;
+        final int count = getSuggestions(codes, mKeyboardSwitcher.getLatinKeyboard());
+
+        for (int j = 0; j < count; ++j) {
+            if (mFrequencies[j] < 1) break;
+            final int start = j * MAX_WORD_LENGTH;
+            int len = 0;
+            while (len < MAX_WORD_LENGTH && mOutputChars[start + len] != 0) {
+                ++len;
+            }
+            if (len > 0) {
+                callback.addWord(mOutputChars, start, len, mFrequencies[j], mDicTypeId,
+                        DataType.UNIGRAM);
+            }
+        }
+    }
+
+    /* package for test */ boolean isValidDictionary() {
+        return mNativeDict != 0;
+    }
+
+    /* package for test */ int getSuggestions(final WordComposer codes, final Keyboard keyboard) {
+        if (!isValidDictionary()) return -1;
 
         final int codesSize = codes.size();
         // Won't deal with really long words.
-        if (codesSize > MAX_WORD_LENGTH - 1) return;
+        if (codesSize > MAX_WORD_LENGTH - 1) return -1;
 
         Arrays.fill(mInputCodes, WordComposer.NOT_A_CODE);
         for (int i = 0; i < codesSize; i++) {
@@ -181,23 +202,10 @@ public class BinaryDictionary extends Dictionary {
         Arrays.fill(mOutputChars, (char) 0);
         Arrays.fill(mFrequencies, 0);
 
-        int count = getSuggestionsNative(
-                mNativeDict, mKeyboardSwitcher.getLatinKeyboard().getProximityInfo(),
+        return getSuggestionsNative(
+                mNativeDict, keyboard.getProximityInfo(),
                 codes.getXCoordinates(), codes.getYCoordinates(), mInputCodes, codesSize,
                 mOutputChars, mFrequencies);
-
-        for (int j = 0; j < count; ++j) {
-            if (mFrequencies[j] < 1) break;
-            final int start = j * MAX_WORD_LENGTH;
-            int len = 0;
-            while (len < MAX_WORD_LENGTH && mOutputChars[start + len] != 0) {
-                ++len;
-            }
-            if (len > 0) {
-                callback.addWord(mOutputChars, start, len, mFrequencies[j], mDicTypeId,
-                        DataType.UNIGRAM);
-            }
-        }
     }
 
     @Override