1. /**
    2. @author CuiZhouwei
    3. @date 2022/7/29
    4. **/
    5. package library
    7. import (
    8.     "testing"
    9. )
    11. func TestOps(t *testing.T) {
    12.     mm := NewMusicManager()
    14.     if  mm == nil {
    15.         t.Error("NewMusicManager failed")
    16.     }
    18.     if mm.Len() != 0{
    19.         t.Error("NewMusicManager falied,not empty.")
    20.     }
    21.     m0 := &Music{
    22.         Id: "1",
    23.         Name: "Take me to you heart",
    24.         Artist: "Mike",
    25.         Source: "http://qbox.me/2450123",
    26.         Type: "MP3",
    27.     }
    28.     m1 := &Music{
    29.         Id: "1",
    30.         Name: "Take me to you heart",
    31.         Artist: "Mike",
    32.         Source: "http://qbox.me/2450123",
    33.         Type: "MP3",
    34.     }
    36.     mm.Add(m0)
    37.     mm.Add(m1)
    39.     if mm.Len() != 2{
    40.         t.Error("MusicManager.Add() failed.")
    41.     }
    42.     _,m := mm.Find(m0.Name)
    43.     if m== nil{
    44.         t.Error("MusicManager.Find().")
    45.     }
    47.     if m.Id  != m0.Id||m.Artist != m0.Artist ||
    48.         m.Type != m0.Type || m.Name != m0.Name ||m.Source != m0.Source{
    49.         t.Error("MusicManager.Find() failed.Found item mismatch.")
    50.     }
    52.     m ,err:= mm.Get(0)
    53.     if m== nil {
    54.         t.Error("MusicManger.Get() failed.",err)
    55.     }
    56.     m = mm.Remove(0)
    58.     if m == nil || mm.Len() != 1 {
    59.         t.Error("musicmanager.Remove failed.",err)
    60.     }
    61.     m = mm.RemoveByName(m0.Name)
    63.     if m == nil || mm.Len() != 0 {
    64.         t.Error("musicmanager.Remove failed.",err)
    65.     }
    68. }