讲解留学生java LookupJUnitTester 、java 辅导、解析LookupJUnitTester

import static org.junit.Assert.assertEquals;
import org.junit.Test;
/**
*
* @author Luke Skon, John Karro, Norm Krumpe
*/
public class LookupJUnitTester {
/**
* Testing construction of the object
*/
@Test
public void test01() {
LookupInterface test = new StudentLookup();
assertEquals(0, test.lookupCount("bogus"));
}
@Test
public void test02(){
LookupInterface test = new StudentLookup();
assertEquals(0, test.numEntries());
}
@Test
public void test03() {
LookupInterface test = new StudentLookup();
test.addString(1, "one");
assertEquals(0, test.lookupCount("zero"));
assertEquals(1, test.lookupCount("one"));
}
@Test
public void test04() {
LookupInterface test = new StudentLookup();
test.addString(2, "one");
assertEquals(0, test.lookupCount("zero"));
assertEquals(2, test.lookupCount("one"));
}
@Test
public void test05() {
LookupInterface test = new StudentLookup();
test.addString(1, "one");
test.addString(2, "two");
assertEquals(1, test.lookupCount("one"));
assertEquals(2, test.lookupCount("two"));
}
@Test
public void test06() {
LookupInterface test = new StudentLookup();
test.addString(1, "one");
test.addString(1, "two");
test.addString(1, "one");
assertEquals(2, test.lookupCount("one"));
assertEquals(1, test.lookupCount("two"));
}
@Test
public void test07() {
LookupInterface test = new StudentLookup();
test.addString(1, "one");
test.addString(2, "two");
test.addString(3, "three");
assertEquals("three", test.lookupPopularity(0));
assertEquals("two", test.lookupPopularity(1));
assertEquals("one", test.lookupPopularity(2));
}
@Test
public void test08() {
LookupInterface test = new StudentLookup();
test.addString(3, "one");
test.addString(2, "two");
test.addString(1, "three");
assertEquals("three", test.lookupPopularity(2));
assertEquals("two", test.lookupPopularity(1));
assertEquals("one", test.lookupPopularity(0));
}
@Test
public void test09() {
LookupInterface test = new StudentLookup();
test.addString(1, "one");
test.addString(3, "two");
test.addString(2, "three");
assertEquals(test.lookupPopularity(1), "three");
assertEquals(test.lookupPopularity(0), "two");
assertEquals(test.lookupPopularity(2), "one");
}
@Test
public void test10() {
LookupInterface test = new StudentLookup();
test.addString(1, "one");
test.addString(1, "two");
test.addString(1, "three");
test.addString(1, "two");
test.addString(1, "three");
test.addString(1, "two");
assertEquals("three", test.lookupPopularity(1));
assertEquals("two", test.lookupPopularity(0));
assertEquals("one", test.lookupPopularity(2));
}
@Test
public void test11() {
LookupInterface test = new StudentLookup();
test.addString(1, "BBB");
test.addString(1, "AAA");
System.out.println(test.lookupPopularity(1));
assertEquals("AAA", test.lookupPopularity(0));
assertEquals("BBB", test.lookupPopularity(1));
}
@Test
public void test12() {
LookupInterface test = new StudentLookup();
test.addString(1, "AAA");
test.addString(1, "BBB");
System.out.println(test.lookupPopularity(1));
assertEquals("AAA", test.lookupPopularity(0));
assertEquals("BBB", test.lookupPopularity(1));
}
@Test
public void test13() {
LookupInterface test = new StudentLookup();
test.addString(1, "AAA");
test.addString(2, "BBB");
test.addString(1, "CCC");
System.out.println(test.lookupPopularity(1));
assertEquals("BBB", test.lookupPopularity(0));
assertEquals("AAA", test.lookupPopularity(1));
assertEquals("CCC", test.lookupPopularity(2));
}
@Test
public void test14() {
LookupInterface test = new StudentLookup();
test.addString(1, "AAA");
test.addString(1, "BBB");
test.addString(1, "CCC");
test.addString(1, "AAA");
test.addString(1, "CCC");
test.addString(1, "AAA");
test.addString(1, "CCC");
System.out.println(test.lookupPopularity(1));
assertEquals("AAA", test.lookupPopularity(0));
assertEquals("CCC", test.lookupPopularity(1));
assertEquals("BBB", test.lookupPopularity(2));
}
@Test
public void test15() {
LookupInterface test = new StudentLookup();
test.addString(1, "AAA");
test.addString(1, "BBB");
assertEquals(2, test.numEntries());
}
@Test
public void test16() {
LookupInterface test = new StudentLookup();
test.addString(2, "AAA");
test.addString(2, "BBB");
assertEquals(2, test.numEntries());
}
@Test
public void test17() {
LookupInterface test = new StudentLookup();
test.addString(1, "AAA");
test.addString(1, "BBB");
test.addString(1, "AAA");
test.addString(1, "BBB");
test.addString(1, "AAA");
test.addString(1, "BBB");
assertEquals(2, test.numEntries());
}
}