LatinIME/tests/src/com/android/inputmethod/latin/UtilsTests.java
Jean Chalard 89bd776cf6 Use user-history bigrams when no input if available.
This also fixes a small inconsistency upon clicking on whitespace
twice in a row.
Also add some unit tests for an introduced and an existing method.

Change-Id: I1be2fb53c9624f4d0f5299009632cb4384fdfc15
2011-04-22 15:46:23 +09:00

67 lines
2.7 KiB
Java

/*
* Copyright (C) 2010,2011 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 com.android.inputmethod.latin.tests.R;
public class UtilsTests extends AndroidTestCase {
// The following is meant to be a reasonable default for
// the "word_separators" resource.
private static final String sSeparators = ".,:;!?-";
@Override
protected void setUp() throws Exception {
super.setUp();
}
/************************** Tests ************************/
/**
* Test for getting previous word (for bigram suggestions)
*/
public void testGetPreviousWord() {
// If one of the following cases breaks, the bigram suggestions won't work.
assertEquals(EditingUtils.getPreviousWord("abc def", sSeparators), "abc");
assertNull(EditingUtils.getPreviousWord("abc", sSeparators));
assertNull(EditingUtils.getPreviousWord("abc. def", sSeparators));
// The following tests reflect the current behavior of the function
// EditingUtils#getPreviousWord.
// TODO: However at this time, the code does never go
// into such a path, so it should be safe to change the behavior of
// this function if needed - especially since it does not seem very
// logical. These tests are just there to catch any unintentional
// changes in the behavior of the EditingUtils#getPreviousWord method.
assertEquals(EditingUtils.getPreviousWord("abc def ", sSeparators), "abc");
assertEquals(EditingUtils.getPreviousWord("abc def.", sSeparators), "abc");
assertEquals(EditingUtils.getPreviousWord("abc def .", sSeparators), "def");
assertNull(EditingUtils.getPreviousWord("abc ", sSeparators));
}
/**
* Test for getting the word before the cursor (for bigram)
*/
public void testGetThisWord() {
assertEquals(EditingUtils.getThisWord("abc def", sSeparators), "def");
assertEquals(EditingUtils.getThisWord("abc def ", sSeparators), "def");
assertNull(EditingUtils.getThisWord("abc def.", sSeparators));
assertNull(EditingUtils.getThisWord("abc def .", sSeparators));
}
}