github.com/zhongdalu/gf@v1.0.0/g/container/gmap/gmap_z_int_str_test.go (about)

     1  // Copyright 2017-2019 gf Author(https://github.com/zhongdalu/gf). All Rights Reserved.
     2  //
     3  // This Source Code Form is subject to the terms of the MIT License.
     4  // If a copy of the MIT was not distributed with gm file,
     5  // You can obtain one at https://github.com/zhongdalu/gf.
     6  
     7  package gmap_test
     8  
     9  import (
    10  	"github.com/zhongdalu/gf/g/container/gmap"
    11  	"github.com/zhongdalu/gf/g/test/gtest"
    12  	"testing"
    13  )
    14  
    15  func getStr() string {
    16  	return "z"
    17  }
    18  func intStrCallBack(int, string) bool {
    19  	return true
    20  }
    21  func Test_IntStrMap_Basic(t *testing.T) {
    22  	gtest.Case(t, func() {
    23  		m := gmap.NewIntStrMap()
    24  		m.Set(1, "a")
    25  
    26  		gtest.Assert(m.Get(1), "a")
    27  		gtest.Assert(m.Size(), 1)
    28  		gtest.Assert(m.IsEmpty(), false)
    29  
    30  		gtest.Assert(m.GetOrSet(2, "b"), "b")
    31  		gtest.Assert(m.SetIfNotExist(2, "b"), false)
    32  
    33  		gtest.Assert(m.SetIfNotExist(3, "c"), true)
    34  
    35  		gtest.Assert(m.Remove(2), "b")
    36  		gtest.Assert(m.Contains(2), false)
    37  
    38  		gtest.AssertIN(3, m.Keys())
    39  		gtest.AssertIN(1, m.Keys())
    40  		gtest.AssertIN("a", m.Values())
    41  		gtest.AssertIN("c", m.Values())
    42  
    43  		//反转之后不成为以下 map,flip 操作只是翻转原 map
    44  		//gtest.Assert(m.Map(), map[string]int{"a": 1, "c": 3})
    45  		m_f := gmap.NewIntStrMap()
    46  		m_f.Set(1, "2")
    47  		m_f.Flip()
    48  		gtest.Assert(m_f.Map(), map[int]string{2: "1"})
    49  
    50  		m.Clear()
    51  		gtest.Assert(m.Size(), 0)
    52  		gtest.Assert(m.IsEmpty(), true)
    53  
    54  		m2 := gmap.NewIntStrMapFrom(map[int]string{1: "a", 2: "b"})
    55  		gtest.Assert(m2.Map(), map[int]string{1: "a", 2: "b"})
    56  	})
    57  }
    58  func Test_IntStrMap_Set_Fun(t *testing.T) {
    59  	m := gmap.NewIntStrMap()
    60  
    61  	m.GetOrSetFunc(1, getStr)
    62  	m.GetOrSetFuncLock(2, getStr)
    63  	gtest.Assert(m.Get(1), "z")
    64  	gtest.Assert(m.Get(2), "z")
    65  	gtest.Assert(m.SetIfNotExistFunc(1, getStr), false)
    66  	gtest.Assert(m.SetIfNotExistFunc(3, getStr), true)
    67  
    68  	gtest.Assert(m.SetIfNotExistFuncLock(2, getStr), false)
    69  	gtest.Assert(m.SetIfNotExistFuncLock(4, getStr), true)
    70  
    71  }
    72  
    73  func Test_IntStrMap_Batch(t *testing.T) {
    74  	m := gmap.NewIntStrMap()
    75  
    76  	m.Sets(map[int]string{1: "a", 2: "b", 3: "c"})
    77  	gtest.Assert(m.Map(), map[int]string{1: "a", 2: "b", 3: "c"})
    78  	m.Removes([]int{1, 2})
    79  	gtest.Assert(m.Map(), map[int]interface{}{3: "c"})
    80  }
    81  func Test_IntStrMap_Iterator(t *testing.T) {
    82  	expect := map[int]string{1: "a", 2: "b"}
    83  	m := gmap.NewIntStrMapFrom(expect)
    84  	m.Iterator(func(k int, v string) bool {
    85  		gtest.Assert(expect[k], v)
    86  		return true
    87  	})
    88  	// 断言返回值对遍历控制
    89  	i := 0
    90  	j := 0
    91  	m.Iterator(func(k int, v string) bool {
    92  		i++
    93  		return true
    94  	})
    95  	m.Iterator(func(k int, v string) bool {
    96  		j++
    97  		return false
    98  	})
    99  	gtest.Assert(i, 2)
   100  	gtest.Assert(j, 1)
   101  }
   102  
   103  func Test_IntStrMap_Lock(t *testing.T) {
   104  
   105  	expect := map[int]string{1: "a", 2: "b", 3: "c"}
   106  	m := gmap.NewIntStrMapFrom(expect)
   107  	m.LockFunc(func(m map[int]string) {
   108  		gtest.Assert(m, expect)
   109  	})
   110  	m.RLockFunc(func(m map[int]string) {
   111  		gtest.Assert(m, expect)
   112  	})
   113  
   114  }
   115  func Test_IntStrMap_Clone(t *testing.T) {
   116  	//clone 方法是深克隆
   117  	m := gmap.NewIntStrMapFrom(map[int]string{1: "a", 2: "b", 3: "c"})
   118  
   119  	m_clone := m.Clone()
   120  	m.Remove(1)
   121  	//修改原 map,clone 后的 map 不影响
   122  	gtest.AssertIN(1, m_clone.Keys())
   123  
   124  	m_clone.Remove(2)
   125  	//修改clone map,原 map 不影响
   126  	gtest.AssertIN(2, m.Keys())
   127  }
   128  func Test_IntStrMap_Merge(t *testing.T) {
   129  	m1 := gmap.NewIntStrMap()
   130  	m2 := gmap.NewIntStrMap()
   131  	m1.Set(1, "a")
   132  	m2.Set(2, "b")
   133  	m1.Merge(m2)
   134  	gtest.Assert(m1.Map(), map[int]string{1: "a", 2: "b"})
   135  }