SubwayTooter-Android-App/app/src/test/java/jp/juggler/subwaytooter/ExampleUnitTest.java

package jp.juggler.subwaytooter;

import org.junit.Test;

import jp.juggler.subwaytooter.util.WordTrieTree;

import static org.junit.Assert.*;

/**
 * Example local unit test, which will execute on the development machine (host).
 *
 * @see <a href="http://d.android.com/tools/testing">Testing documentation</a>
 */
public class ExampleUnitTest {
	@Test
	public void addition_isCorrect() throws Exception{
		assertEquals( 4, 2 + 2 );
	}
	
	@Test
	public void checkWordTrieTree() throws Exception{
		WordTrieTree wtt = new WordTrieTree();
		
		assertEquals( false, wtt.containsWord( "" ) );
		assertEquals( false, wtt.containsWord( "1" ) );
		
		wtt.add( "abc" );
		wtt.add( "abd" );
		wtt.add( "def" );
		assertEquals( false, wtt.containsWord( "" ) );
		assertEquals( false, wtt.containsWord( "1" ) );
		
		assertEquals( false, wtt.containsWord( "a" ) );
		assertEquals( false, wtt.containsWord( "ab" ) );
		assertEquals( true, wtt.containsWord( "abc" ) );
		assertEquals( true, wtt.containsWord( "   abc   " ) );
		assertEquals( true, wtt.containsWord( "abd" ) );
		assertEquals( true, wtt.containsWord( "   abd   " ) );
		assertEquals( false, wtt.containsWord( "abe" ) );
		assertEquals( false, wtt.containsWord( "   abe   " ) );
		
		assertEquals( false, wtt.containsWord( "d" ) );
		assertEquals( false, wtt.containsWord( "de" ) );
		assertEquals( true, wtt.containsWord( "def" ) );
		
	}
}