| 3 | import "testing" |
| 4 | |
| 5 | func TestCircularQueue(t *testing.T) { |
| 6 | t.Run("Size Check", func(t *testing.T) { |
| 7 | _, err := NewCircularQueue[int](-3) |
| 8 | if err == nil { |
| 9 | t.Errorf("Expected error, got nil") |
| 10 | } |
| 11 | |
| 12 | queue, _ := NewCircularQueue[int](5) |
| 13 | expectedSize := 5 |
| 14 | gotSize := queue.Size() |
| 15 | if gotSize != expectedSize { |
| 16 | t.Errorf("Expected size: %v, got: %v\n", expectedSize, gotSize) |
| 17 | } |
| 18 | |
| 19 | if err := queue.Enqueue(1); err != nil { |
| 20 | t.Error(err) |
| 21 | } |
| 22 | if err := queue.Enqueue(2); err != nil { |
| 23 | t.Error(err) |
| 24 | } |
| 25 | if err := queue.Enqueue(3); err != nil { |
| 26 | t.Error(err) |
| 27 | } |
| 28 | if err := queue.Enqueue(4); err != nil { |
| 29 | t.Error(err) |
| 30 | } |
| 31 | if err := queue.Enqueue(5); err != nil { |
| 32 | t.Error(err) |
| 33 | } |
| 34 | |
| 35 | err = queue.Enqueue(6) |
| 36 | if err == nil { |
| 37 | t.Errorf("Expected error, got nil") |
| 38 | } |
| 39 | |
| 40 | expectedSize = 5 |
| 41 | gotSize = queue.Size() |
| 42 | if gotSize != expectedSize { |
| 43 | t.Errorf("Expected size: %v, got: %v\n", expectedSize, gotSize) |
| 44 | } |
| 45 | |
| 46 | if _, err := queue.Dequeue(); err != nil { |
| 47 | t.Error(err) |
| 48 | } |
| 49 | if _, err := queue.Dequeue(); err != nil { |
| 50 | t.Error(err) |
| 51 | } |
| 52 | |
| 53 | err = queue.Enqueue(6) |
| 54 | if err != nil { |
| 55 | t.Errorf("Expected nil, got error: %v\n", err.Error()) |
| 56 | } |
| 57 | |
| 58 | expectedSize = 5 |
| 59 | gotSize = queue.Size() |
| 60 | if gotSize != expectedSize { |
| 61 | t.Errorf("Expected size: %v, got: %v\n", expectedSize, gotSize) |
| 62 | } |