| | | 1 | | using NUnit.Framework; |
| | | 2 | | using System; |
| | | 3 | | using System.Collections.Generic; |
| | | 4 | | using System.Linq; |
| | | 5 | | using UnityEngine; |
| | | 6 | | using UnityEngine.TestTools; |
| | | 7 | | |
| | | 8 | | public class PriorityQueueTest { |
| | | 9 | | [Test] |
| | 1 | 10 | | public void TestIsEmpty() { |
| | 1 | 11 | | PriorityQueue<float> queue = new PriorityQueue<float>(); |
| | 1 | 12 | | Assert.True(queue.IsEmpty()); |
| | 1 | 13 | | queue.Enqueue(item: 1.0f, priority: 1.0f); |
| | 1 | 14 | | Assert.False(queue.IsEmpty()); |
| | 1 | 15 | | } |
| | | 16 | | |
| | | 17 | | [Test] |
| | 1 | 18 | | public void TestDequeueWhenEmpty() { |
| | 1 | 19 | | PriorityQueue<float> queue = new PriorityQueue<float>(); |
| | 3 | 20 | | Assert.Throws<InvalidOperationException>(() => { queue.Dequeue(); }); |
| | 1 | 21 | | } |
| | | 22 | | |
| | | 23 | | [Test] |
| | 1 | 24 | | public void TestPeekWhenEmpty() { |
| | 1 | 25 | | PriorityQueue<float> queue = new PriorityQueue<float>(); |
| | 3 | 26 | | Assert.Throws<InvalidOperationException>(() => { queue.Peek(); }); |
| | 1 | 27 | | } |
| | | 28 | | |
| | | 29 | | [Test] |
| | 1 | 30 | | public void TestPeek() { |
| | 1 | 31 | | PriorityQueue<string> queue = new PriorityQueue<string>(); |
| | 1 | 32 | | queue.Enqueue(item: "a", priority: 3.0f); |
| | 1 | 33 | | queue.Enqueue(item: "b", priority: 1.0f); |
| | 1 | 34 | | queue.Enqueue(item: "c", priority: 5.0f); |
| | 1 | 35 | | queue.Enqueue(item: "d", priority: 3.2f); |
| | 1 | 36 | | Assert.AreEqual("b", queue.Peek()); |
| | 1 | 37 | | } |
| | | 38 | | |
| | | 39 | | [Test] |
| | 1 | 40 | | public void TestPriority() { |
| | 1 | 41 | | PriorityQueue<string> queue = new PriorityQueue<string>(); |
| | 1 | 42 | | queue.Enqueue(item: "a", priority: 3.0f); |
| | 1 | 43 | | queue.Enqueue(item: "b", priority: 1.0f); |
| | 1 | 44 | | queue.Enqueue(item: "c", priority: 5.0f); |
| | 1 | 45 | | queue.Enqueue(item: "d", priority: 3.2f); |
| | | 46 | | |
| | 1 | 47 | | List<string> expectedOrder = new List<string> { "b", "a", "d", "c" }; |
| | 1 | 48 | | int index = 0; |
| | 9 | 49 | | while (!queue.IsEmpty()) { |
| | 4 | 50 | | Assert.AreEqual(expectedOrder[index], queue.Dequeue()); |
| | 4 | 51 | | ++index; |
| | 4 | 52 | | } |
| | 1 | 53 | | } |
| | | 54 | | |
| | | 55 | | [Test] |
| | 1 | 56 | | public void TestEnumerator() { |
| | 1 | 57 | | PriorityQueue<string> queue = new PriorityQueue<string>(); |
| | 1 | 58 | | queue.Enqueue(item: "a", priority: 3.0f); |
| | 1 | 59 | | queue.Enqueue(item: "b", priority: 1.0f); |
| | 1 | 60 | | queue.Enqueue(item: "c", priority: 5.0f); |
| | 1 | 61 | | queue.Enqueue(item: "d", priority: 3.2f); |
| | | 62 | | |
| | 1 | 63 | | List<string> expectedOrder = new List<string> { "b", "a", "d", "c" }; |
| | 1 | 64 | | IEnumerator<string> enumerator = queue.GetEnumerator(); |
| | 1 | 65 | | int index = 0; |
| | 9 | 66 | | while (enumerator.MoveNext()) { |
| | 4 | 67 | | Assert.AreEqual(expectedOrder[index], enumerator.Current); |
| | 4 | 68 | | ++index; |
| | 4 | 69 | | } |
| | 1 | 70 | | } |
| | | 71 | | |
| | | 72 | | [Test] |
| | 1 | 73 | | public void TestIterator() { |
| | 1 | 74 | | PriorityQueue<string> queue = new PriorityQueue<string>(); |
| | 1 | 75 | | queue.Enqueue(item: "a", priority: 3.0f); |
| | 1 | 76 | | queue.Enqueue(item: "b", priority: 1.0f); |
| | 1 | 77 | | queue.Enqueue(item: "c", priority: 5.0f); |
| | 1 | 78 | | queue.Enqueue(item: "d", priority: 3.2f); |
| | | 79 | | |
| | 1 | 80 | | List<string> expectedOrder = new List<string> { "b", "a", "d", "c" }; |
| | 1 | 81 | | int index = 0; |
| | 15 | 82 | | foreach (var item in queue) { |
| | 4 | 83 | | Assert.AreEqual(expectedOrder[index], item); |
| | 4 | 84 | | ++index; |
| | 4 | 85 | | } |
| | 1 | 86 | | } |
| | | 87 | | } |