1 files changed, 55 insertions, 0 deletions
diff --git a/tests/src/com/android/inputmethod/latin/ExpandableDictionaryTests.java b/tests/src/com/android/inputmethod/latin/ExpandableDictionaryTests.java
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+++ b/tests/src/com/android/inputmethod/latin/ExpandableDictionaryTests.java
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+/*
+ * Copyright (C) 2013 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.AndroidTestCase;
+import android.test.suitebuilder.annotation.SmallTest;
+
+/**
+ * Unit test for ExpandableDictionary
+ */
+@SmallTest
+public class ExpandableDictionaryTests extends AndroidTestCase {
+
+    private final static int UNIGRAM_FREQ = 50;
+
+    public void testAddWordAndGetWordFrequency() {
+        final ExpandableDictionary dict = new ExpandableDictionary(Dictionary.TYPE_USER);
+
+        // Add words
+        dict.addWord("abcde", "abcde", UNIGRAM_FREQ);
+        dict.addWord("abcef", null, UNIGRAM_FREQ + 1);
+
+        // Check words
+        assertFalse(dict.isValidWord("abcde"));
+        assertEquals(UNIGRAM_FREQ, dict.getWordFrequency("abcde"));
+        assertTrue(dict.isValidWord("abcef"));
+        assertEquals(UNIGRAM_FREQ+1, dict.getWordFrequency("abcef"));
+
+        dict.addWord("abc", null, UNIGRAM_FREQ + 2);
+        assertTrue(dict.isValidWord("abc"));
+        assertEquals(UNIGRAM_FREQ + 2, dict.getWordFrequency("abc"));
+
+        // Add existing word with lower frequency
+        dict.addWord("abc", null, UNIGRAM_FREQ);
+        assertEquals(UNIGRAM_FREQ + 2, dict.getWordFrequency("abc"));
+
+        // Add existing word with higher frequency
+        dict.addWord("abc", null, UNIGRAM_FREQ + 3);
+        assertEquals(UNIGRAM_FREQ + 3, dict.getWordFrequency("abc"));
+    }
+}