github.com/gogf/gf/v2@v2.7.4/internal/rwmutex/rwmutex_z_unit_test.go (about)

     1  // Copyright GoFrame Author(https://goframe.org). 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 this file,
     5  // You can obtain one at https://github.com/gogf/gf.
     6  
     7  package rwmutex_test
     8  
     9  import (
    10  	"testing"
    11  	"time"
    12  
    13  	"github.com/gogf/gf/v2/container/garray"
    14  	"github.com/gogf/gf/v2/internal/rwmutex"
    15  	"github.com/gogf/gf/v2/test/gtest"
    16  )
    17  
    18  func TestRWMutexIsSafe(t *testing.T) {
    19  	gtest.C(t, func(t *gtest.T) {
    20  		lock := rwmutex.New()
    21  		t.Assert(lock.IsSafe(), false)
    22  
    23  		lock = rwmutex.New(false)
    24  		t.Assert(lock.IsSafe(), false)
    25  
    26  		lock = rwmutex.New(false, false)
    27  		t.Assert(lock.IsSafe(), false)
    28  
    29  		lock = rwmutex.New(true, false)
    30  		t.Assert(lock.IsSafe(), true)
    31  
    32  		lock = rwmutex.New(true, true)
    33  		t.Assert(lock.IsSafe(), true)
    34  
    35  		lock = rwmutex.New(true)
    36  		t.Assert(lock.IsSafe(), true)
    37  	})
    38  }
    39  
    40  func TestSafeRWMutex(t *testing.T) {
    41  	gtest.C(t, func(t *gtest.T) {
    42  		var (
    43  			localSafeLock = rwmutex.New(true)
    44  			array         = garray.New(true)
    45  		)
    46  
    47  		go func() {
    48  			localSafeLock.Lock()
    49  			array.Append(1)
    50  			time.Sleep(1000 * time.Millisecond)
    51  			array.Append(1)
    52  			localSafeLock.Unlock()
    53  		}()
    54  		go func() {
    55  			time.Sleep(100 * time.Millisecond)
    56  			localSafeLock.Lock()
    57  			array.Append(1)
    58  			time.Sleep(2000 * time.Millisecond)
    59  			array.Append(1)
    60  			localSafeLock.Unlock()
    61  		}()
    62  		time.Sleep(500 * time.Millisecond)
    63  		t.Assert(array.Len(), 1)
    64  		time.Sleep(800 * time.Millisecond)
    65  		t.Assert(array.Len(), 3)
    66  		time.Sleep(1000 * time.Millisecond)
    67  		t.Assert(array.Len(), 3)
    68  		time.Sleep(1000 * time.Millisecond)
    69  		t.Assert(array.Len(), 4)
    70  	})
    71  }
    72  
    73  func TestSafeReaderRWMutex(t *testing.T) {
    74  	gtest.C(t, func(t *gtest.T) {
    75  		var (
    76  			localSafeLock = rwmutex.New(true)
    77  			array         = garray.New(true)
    78  		)
    79  		go func() {
    80  			localSafeLock.RLock()
    81  			array.Append(1)
    82  			time.Sleep(1000 * time.Millisecond)
    83  			array.Append(1)
    84  			localSafeLock.RUnlock()
    85  		}()
    86  		go func() {
    87  			time.Sleep(100 * time.Millisecond)
    88  			localSafeLock.RLock()
    89  			array.Append(1)
    90  			time.Sleep(2000 * time.Millisecond)
    91  			array.Append(1)
    92  			time.Sleep(1000 * time.Millisecond)
    93  			array.Append(1)
    94  			localSafeLock.RUnlock()
    95  		}()
    96  		go func() {
    97  			time.Sleep(500 * time.Millisecond)
    98  			localSafeLock.Lock()
    99  			array.Append(1)
   100  			localSafeLock.Unlock()
   101  		}()
   102  		time.Sleep(500 * time.Millisecond)
   103  		t.Assert(array.Len(), 2)
   104  		time.Sleep(1000 * time.Millisecond)
   105  		t.Assert(array.Len(), 3)
   106  		time.Sleep(1000 * time.Millisecond)
   107  		t.Assert(array.Len(), 4)
   108  		time.Sleep(1000 * time.Millisecond)
   109  		t.Assert(array.Len(), 6)
   110  	})
   111  }
   112  
   113  func TestUnsafeRWMutex(t *testing.T) {
   114  	gtest.C(t, func(t *gtest.T) {
   115  		var (
   116  			localUnsafeLock = rwmutex.New()
   117  			array           = garray.New(true)
   118  		)
   119  		go func() {
   120  			localUnsafeLock.Lock()
   121  			array.Append(1)
   122  			time.Sleep(2000 * time.Millisecond)
   123  			array.Append(1)
   124  			localUnsafeLock.Unlock()
   125  		}()
   126  		go func() {
   127  			time.Sleep(500 * time.Millisecond)
   128  			localUnsafeLock.Lock()
   129  			array.Append(1)
   130  			time.Sleep(500 * time.Millisecond)
   131  			array.Append(1)
   132  			localUnsafeLock.Unlock()
   133  		}()
   134  		time.Sleep(800 * time.Millisecond)
   135  		t.Assert(array.Len(), 2)
   136  		time.Sleep(800 * time.Millisecond)
   137  		t.Assert(array.Len(), 3)
   138  		time.Sleep(200 * time.Millisecond)
   139  		t.Assert(array.Len(), 3)
   140  		time.Sleep(500 * time.Millisecond)
   141  		t.Assert(array.Len(), 4)
   142  	})
   143  }