package ListPrepQuestions_PastExams
import static org.junit.Assert.*;
import org.junit.Test;
/**
* You can use this to test your Tokenizer implementation.
* NOTE: When marking your submission, there can be more tests.
*
* @author huy.pham
*/
public class TokenizerTest {
@Test
public void testAllCommands() {
String command = “LEFT; RIGHT; FORWARD(50); PENUP; PENDOWN; BACK(5);”;
Tokenizer tokenizer = new Tokenizer(command);
assertEquals(tokenizer.hasNext(), true);
Token token = tokenizer.takeNext();
assertEquals(“LEFT”, token.originalTokenStr);
assertEquals(Token.Type.LEFT, token.type);
token = tokenizer.takeNext();
assertEquals(“RIGHT”, token.originalTokenStr);
assertEquals(Token.Type.RIGHT, token.type);
token = tokenizer.takeNext();
assertEquals(“FORWARD(50)”, token.originalTokenStr);
assertEquals(Token.Type.FORWARD, token.type);
assertEquals(50, token.value);
token = tokenizer.takeNext();
assertEquals(“PENUP”, token.originalTokenStr);
assertEquals(Token.Type.PENUP, token.type);
token = tokenizer.takeNext();
assertEquals(“PENDOWN”, token.originalTokenStr);
assertEquals(Token.Type.PENDOWN, token.type);
token = tokenizer.takeNext();
assertEquals(“BACK(5)”, token.originalTokenStr);
assertEquals(Token.Type.BACK, token.type);
assertEquals(5, token.value);
assertEquals(false, tokenizer.hasNext());
}
}