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72 lines (66 loc) · 2.16 KB
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package ch08;
import datatype.ListNode;
import org.junit.jupiter.api.Test;
import static org.junit.jupiter.api.Assertions.assertEquals;
class P15Test {
@Test
void P15_1() {
P15_1 s = new P15_1();
ListNode r = s.reverseList(
new ListNode(1,
new ListNode(2,
new ListNode(3,
new ListNode(4,
new ListNode(5)
)
)
)
)
);
assertEquals(5, r.val);
assertEquals(4, r.next.val);
assertEquals(3, r.next.next.val);
assertEquals(2, r.next.next.next.val);
assertEquals(1, r.next.next.next.next.val);
}
@Test
void P15_2() {
P15_2 s = new P15_2();
ListNode r = s.reverseList(
new ListNode(1,
new ListNode(2,
new ListNode(3,
new ListNode(4,
new ListNode(5)
)
)
)
)
);
assertEquals(5, r.val);
assertEquals(4, r.next.val);
assertEquals(3, r.next.next.val);
assertEquals(2, r.next.next.next.val);
assertEquals(1, r.next.next.next.next.val);
}
@Test
void P15_3() {
P15_3 s = new P15_3();
ListNode r = s.reverseList(
new ListNode(1,
new ListNode(2,
new ListNode(3,
new ListNode(4,
new ListNode(5)
)
)
)
)
);
assertEquals(5, r.val);
assertEquals(4, r.next.val);
assertEquals(3, r.next.next.val);
assertEquals(2, r.next.next.next.val);
assertEquals(1, r.next.next.next.next.val);
}
}