diff --git a/g/net/ghttp/ghttp_server_router_group.go b/g/net/ghttp/ghttp_server_router_group.go
index ee65be8cf..be919e0d0 100644
--- a/g/net/ghttp/ghttp_server_router_group.go
+++ b/g/net/ghttp/ghttp_server_router_group.go
@@ -8,10 +8,11 @@
 package ghttp
 
 import (
-	"github.com/gogf/gf/g/os/glog"
-	"github.com/gogf/gf/g/util/gconv"
 	"reflect"
 	"strings"
+
+	"github.com/gogf/gf/g/os/glog"
+	"github.com/gogf/gf/g/util/gconv"
 )
 
 // 分组路由对象
@@ -55,10 +56,16 @@ func (g *RouterGroup) Bind(items []GroupItem) {
 		if strings.EqualFold(gconv.String(item[0]), "REST") {
 			g.bind("REST", gconv.String(item[0])+":"+gconv.String(item[1]), item[2])
 		} else {
-			if len(item) > 3 {
-				g.bind("HANDLER", gconv.String(item[0])+":"+gconv.String(item[1]), item[2], item[3])
+			method := gconv.String(item[0])
+			if strings.EqualFold(method, "ALL") {
+				method = ""
 			} else {
-				g.bind("HANDLER", gconv.String(item[0])+":"+gconv.String(item[1]), item[2])
+				method += ":"
+			}
+			if len(item) > 3 {
+				g.bind("HANDLER", method+gconv.String(item[1]), item[2], item[3])
+			} else {
+				g.bind("HANDLER", method+gconv.String(item[1]), item[2])
 			}
 		}
 	}
@@ -126,10 +133,10 @@ func (g *RouterGroup) bind(bindType string, pattern string, object interface{},
 		if err != nil {
 			glog.Fatalf("invalid pattern: %s", pattern)
 		}
-		if bindType == "HANDLER" {
-			pattern = g.server.serveHandlerKey(method, g.prefix+"/"+strings.TrimLeft(path, "/"), domain)
-		} else {
+		if bindType == "REST" {
 			pattern = g.prefix + "/" + strings.TrimLeft(path, "/")
+		} else {
+			pattern = g.server.serveHandlerKey(method, g.prefix+"/"+strings.TrimLeft(path, "/"), domain)
 		}
 	}
 	methods := gconv.Strings(params)
diff --git a/g/net/ghttp/ghttp_server_router_serve.go b/g/net/ghttp/ghttp_server_router_serve.go
index fe63ebf2a..9b4180686 100644
--- a/g/net/ghttp/ghttp_server_router_serve.go
+++ b/g/net/ghttp/ghttp_server_router_serve.go
@@ -9,8 +9,9 @@ package ghttp
 
 import (
 	"container/list"
-	"github.com/gogf/gf/g/text/gregex"
 	"strings"
+
+	"github.com/gogf/gf/g/text/gregex"
 )
 
 // 查询请求处理方法.
@@ -117,5 +118,8 @@ func (s *Server) searchServeHandler(method, path, domain string) *handlerParsedI
 
 // 生成回调方法查询的Key
 func (s *Server) serveHandlerKey(method, path, domain string) string {
+	if method == "" {
+		return path + "@" + strings.ToLower(domain)
+	}
 	return strings.ToUpper(method) + ":" + path + "@" + strings.ToLower(domain)
 }
diff --git a/g/net/ghttp/ghttp_server_service_controller.go b/g/net/ghttp/ghttp_server_service_controller.go
index b8a344416..f50e7d990 100644
--- a/g/net/ghttp/ghttp_server_service_controller.go
+++ b/g/net/ghttp/ghttp_server_service_controller.go
@@ -9,18 +9,29 @@ package ghttp
 
 import (
 	"fmt"
+	"reflect"
+	"strings"
+
 	"github.com/gogf/gf/g/os/gfile"
 	"github.com/gogf/gf/g/os/glog"
 	"github.com/gogf/gf/g/text/gregex"
 	"github.com/gogf/gf/g/text/gstr"
-	"reflect"
-	"strings"
 )
 
 // 绑定控制器，控制器需要实现 gmvc.Controller 接口,
 // 这种方式绑定的控制器每一次请求都会初始化一个新的控制器对象进行处理，对应不同的请求会话,
 // 第三个参数methods用以指定需要注册的方法，支持多个方法名称，多个方法以英文“,”号分隔，区分大小写.
 func (s *Server) BindController(pattern string, c Controller, methods ...string) {
+	// 当pattern中的method为all时，去掉该method，以便于后续方法判断
+	domain, method, path, err := s.parsePattern(pattern)
+	if err != nil {
+		glog.Error(err)
+		return
+	}
+	if strings.EqualFold(method, gDEFAULT_METHOD) {
+		pattern = s.serveHandlerKey("", path, domain)
+	}
+
 	methodMap := (map[string]bool)(nil)
 	if len(methods) > 0 {
 		methodMap = make(map[string]bool)
diff --git a/g/net/ghttp/ghttp_server_service_object.go b/g/net/ghttp/ghttp_server_service_object.go
index 99d230439..cf63368b1 100644
--- a/g/net/ghttp/ghttp_server_service_object.go
+++ b/g/net/ghttp/ghttp_server_service_object.go
@@ -9,17 +9,28 @@ package ghttp
 
 import (
 	"fmt"
+	"reflect"
+	"strings"
+
 	"github.com/gogf/gf/g/os/gfile"
 	"github.com/gogf/gf/g/os/glog"
 	"github.com/gogf/gf/g/text/gregex"
 	"github.com/gogf/gf/g/text/gstr"
-	"reflect"
-	"strings"
 )
 
 // 绑定对象到URI请求处理中，会自动识别方法名称，并附加到对应的URI地址后面
 // 第三个参数methods用以指定需要注册的方法，支持多个方法名称，多个方法以英文“,”号分隔，区分大小写
 func (s *Server) BindObject(pattern string, obj interface{}, methods ...string) {
+	// 当pattern中的method为all时，去掉该method，以便于后续方法判断
+	domain, method, path, err := s.parsePattern(pattern)
+	if err != nil {
+		glog.Error(err)
+		return
+	}
+	if strings.EqualFold(method, gDEFAULT_METHOD) {
+		pattern = s.serveHandlerKey("", path, domain)
+	}
+
 	methodMap := (map[string]bool)(nil)
 	if len(methods) > 0 {
 		methodMap = make(map[string]bool)
diff --git a/g/os/gflock/gflock.go b/g/os/gflock/gflock.go
index e629720ca..5b0d3669c 100644
--- a/g/os/gflock/gflock.go
+++ b/g/os/gflock/gflock.go
@@ -41,6 +41,11 @@ func (l *Locker) IsLocked() bool {
 	return l.flock.Locked()
 }
 
+// IsRLocked returns whether the locker is rlocked.
+func (l *Locker) IsRLocked() bool {
+	return l.flock.RLocked()
+}
+
 // TryLock tries get the writing lock of the locker.
 // It returns true if success, or else returns false immediately.
 func (l *Locker) TryLock() bool {
@@ -82,7 +87,7 @@ func (l *Locker) Lock() (err error) {
 // Please note, if your shared lock became an exclusive lock this may
 // unintentionally drop the exclusive lock if called by the consumer that
 // believes they have a shared lock. Please see Lock() for more details.
-func (l *Locker) UnLock() (err error) {
+func (l *Locker) Unlock() (err error) {
 	return l.flock.Unlock()
 }
 
diff --git a/g/os/gflock/gflock_unit_test.go b/g/os/gflock/gflock_unit_test.go
new file mode 100644
index 000000000..689f0a921
--- /dev/null
+++ b/g/os/gflock/gflock_unit_test.go
@@ -0,0 +1,180 @@
+// Copyright 2019 gf Author(https://github.com/gogf/gf). All Rights Reserved.
+//
+// This Source Code Form is subject to the terms of the MIT License.
+// If a copy of the MIT was not distributed with this file,
+// You can obtain one at https://github.com/gogf/gf.
+
+package gflock_test
+
+import (
+	"testing"
+	"time"
+
+	"github.com/gogf/gf/g/container/garray"
+	"github.com/gogf/gf/g/os/gfile"
+	"github.com/gogf/gf/g/os/gflock"
+	"github.com/gogf/gf/g/test/gtest"
+)
+
+func Test_GFlock_Base(t *testing.T) {
+	gtest.Case(t, func() {
+		fileName := "test"
+		lock := gflock.New(fileName)
+		gtest.Assert(lock.Path(), gfile.TempDir()+gfile.Separator+"gflock"+gfile.Separator+fileName)
+		gtest.Assert(lock.IsLocked(), false)
+		lock.Lock()
+		gtest.Assert(lock.IsLocked(), true)
+		lock.Unlock()
+		gtest.Assert(lock.IsLocked(), false)
+	})
+
+	gtest.Case(t, func() {
+		fileName := "test"
+		lock := gflock.New(fileName)
+		gtest.Assert(lock.Path(), gfile.TempDir()+gfile.Separator+"gflock"+gfile.Separator+fileName)
+		gtest.Assert(lock.IsRLocked(), false)
+		lock.RLock()
+		gtest.Assert(lock.IsRLocked(), true)
+		lock.RUnlock()
+		gtest.Assert(lock.IsRLocked(), false)
+	})
+}
+
+func Test_GFlock_Lock(t *testing.T) {
+	gtest.Case(t, func() {
+		fileName := "testLock"
+		array := garray.New()
+		lock := gflock.New(fileName)
+		lock2 := gflock.New(fileName)
+
+		go func() {
+			lock.Lock()
+			array.Append(1)
+			time.Sleep(300 * time.Millisecond)
+			lock.Unlock()
+		}()
+
+		go func() {
+			time.Sleep(100 * time.Millisecond)
+			lock2.Lock()
+			array.Append(1)
+			lock2.Unlock()
+		}()
+
+		time.Sleep(100 * time.Millisecond)
+		gtest.Assert(array.Len(), 1)
+		time.Sleep(100 * time.Millisecond)
+		gtest.Assert(array.Len(), 1)
+		time.Sleep(200 * time.Millisecond)
+		gtest.Assert(array.Len(), 2)
+	})
+}
+
+func Test_GFlock_RLock(t *testing.T) {
+	gtest.Case(t, func() {
+		fileName := "testRLock"
+		array := garray.New()
+		lock := gflock.New(fileName)
+		lock2 := gflock.New(fileName)
+
+		go func() {
+			lock.RLock()
+			array.Append(1)
+			time.Sleep(400 * time.Millisecond)
+			lock.RUnlock()
+		}()
+
+		go func() {
+			time.Sleep(200 * time.Millisecond)
+			lock2.RLock()
+			array.Append(1)
+			lock2.RUnlock()
+		}()
+
+		time.Sleep(100 * time.Millisecond)
+		gtest.Assert(array.Len(), 1)
+		time.Sleep(200 * time.Millisecond)
+		gtest.Assert(array.Len(), 2)
+	})
+}
+
+func Test_GFlock_TryLock(t *testing.T) {
+	gtest.Case(t, func() {
+		fileName := "testTryLock"
+		array := garray.New()
+		lock := gflock.New(fileName)
+		lock2 := gflock.New(fileName)
+
+		go func() {
+			lock.TryLock()
+			array.Append(1)
+			time.Sleep(200 * time.Millisecond)
+			lock.Unlock()
+		}()
+
+		go func() {
+			time.Sleep(100 * time.Millisecond)
+			if lock2.TryLock() {
+				array.Append(1)
+				lock2.Unlock()
+			}
+		}()
+
+		go func() {
+			time.Sleep(300 * time.Millisecond)
+			if lock2.TryLock() {
+				array.Append(1)
+				lock2.Unlock()
+			}
+		}()
+		time.Sleep(100 * time.Millisecond)
+		gtest.Assert(array.Len(), 1)
+		time.Sleep(100 * time.Millisecond)
+		gtest.Assert(array.Len(), 1)
+		time.Sleep(200 * time.Millisecond)
+		gtest.Assert(array.Len(), 2)
+	})
+}
+
+func Test_GFlock_TryRLock(t *testing.T) {
+	gtest.Case(t, func() {
+		fileName := "testTryRLock"
+		array := garray.New()
+		lock := gflock.New(fileName)
+		lock2 := gflock.New(fileName)
+		go func() {
+			lock.TryRLock()
+			array.Append(1)
+			time.Sleep(300 * time.Millisecond)
+			lock.Unlock()
+		}()
+
+		go func() {
+			time.Sleep(200 * time.Millisecond)
+			if lock2.TryRLock() {
+				array.Append(1)
+				lock2.Unlock()
+			}
+		}()
+
+		go func() {
+			time.Sleep(200 * time.Millisecond)
+			if lock2.TryRLock() {
+				array.Append(1)
+				lock2.Unlock()
+			}
+		}()
+
+		go func() {
+			time.Sleep(200 * time.Millisecond)
+			if lock2.TryRLock() {
+				array.Append(1)
+				lock2.Unlock()
+			}
+		}()
+		time.Sleep(100 * time.Millisecond)
+		gtest.Assert(array.Len(), 1)
+		time.Sleep(300 * time.Millisecond)
+		gtest.Assert(array.Len(), 4)
+	})
+}
diff --git a/g/os/gmlock/gmlock_unit_lock_test.go b/g/os/gmlock/gmlock_unit_lock_test.go
index e62be3b7d..c9ce524a8 100644
--- a/g/os/gmlock/gmlock_unit_lock_test.go
+++ b/g/os/gmlock/gmlock_unit_lock_test.go
@@ -16,33 +16,87 @@ import (
 )
 
 func Test_Locker_Lock(t *testing.T) {
-	//no expire
 	gtest.Case(t, func() {
 		key := "testLock"
 		array := garray.New()
 		go func() {
 			gmlock.Lock(key)
 			array.Append(1)
-			time.Sleep(50 * time.Millisecond)
-			array.Append(1)
+			time.Sleep(300 * time.Millisecond)
 			gmlock.Unlock(key)
 		}()
 		go func() {
-			time.Sleep(10 * time.Millisecond)
-			gmlock.Lock(key)
-			array.Append(1)
 			time.Sleep(100 * time.Millisecond)
+			gmlock.Lock(key)
 			array.Append(1)
 			gmlock.Unlock(key)
 		}()
-		time.Sleep(10 * time.Millisecond)
+		time.Sleep(100 * time.Millisecond)
 		gtest.Assert(array.Len(), 1)
-		time.Sleep(50 * time.Millisecond)
-		gtest.Assert(array.Len(), 3)
-		time.Sleep(50 * time.Millisecond)
-		gtest.Assert(array.Len(), 3)
-		time.Sleep(50 * time.Millisecond)
-		gtest.Assert(array.Len(), 4)
+		time.Sleep(100 * time.Millisecond)
+		gtest.Assert(array.Len(), 1)
+		time.Sleep(200 * time.Millisecond)
+		gtest.Assert(array.Len(), 2)
+		gmlock.Remove(key)
+	})
+
+	gtest.Case(t, func() {
+		key := "testLock"
+		array := garray.New()
+		lock := gmlock.New()
+		go func() {
+			lock.Lock(key)
+			array.Append(1)
+			time.Sleep(300 * time.Millisecond)
+			lock.Unlock(key)
+		}()
+		go func() {
+			time.Sleep(100 * time.Millisecond)
+			lock.Lock(key)
+			array.Append(1)
+			lock.Unlock(key)
+		}()
+		time.Sleep(100 * time.Millisecond)
+		gtest.Assert(array.Len(), 1)
+		time.Sleep(100 * time.Millisecond)
+		gtest.Assert(array.Len(), 1)
+		time.Sleep(200 * time.Millisecond)
+		gtest.Assert(array.Len(), 2)
+		lock.Clear()
+	})
+
+}
+
+func Test_Locker_TryLock(t *testing.T) {
+	gtest.Case(t, func() {
+		key := "testTryLock"
+		array := garray.New()
+		go func() {
+			gmlock.Lock(key)
+			array.Append(1)
+			time.Sleep(300 * time.Millisecond)
+			gmlock.Unlock(key)
+		}()
+		go func() {
+			time.Sleep(150 * time.Millisecond)
+			if gmlock.TryLock(key) {
+				array.Append(1)
+				gmlock.Unlock(key)
+			}
+		}()
+		go func() {
+			time.Sleep(400 * time.Millisecond)
+			if gmlock.TryLock(key) {
+				array.Append(1)
+				gmlock.Unlock(key)
+			}
+		}()
+		time.Sleep(100 * time.Millisecond)
+		gtest.Assert(array.Len(), 1)
+		time.Sleep(100 * time.Millisecond)
+		gtest.Assert(array.Len(), 1)
+		time.Sleep(300 * time.Millisecond)
+		gtest.Assert(array.Len(), 2)
 	})
 }
 
@@ -110,20 +164,20 @@ func Test_Locker_LockFunc(t *testing.T) {
 		go func() {
 			gmlock.LockFunc(key, func() {
 				array.Append(1)
-				time.Sleep(50 * time.Millisecond)
+				time.Sleep(300 * time.Millisecond)
 			}) //
 		}()
 		go func() {
-			time.Sleep(10 * time.Millisecond)
+			time.Sleep(100 * time.Millisecond)
 			gmlock.LockFunc(key, func() {
 				array.Append(1)
 			})
 		}()
-		time.Sleep(10 * time.Millisecond)
+		time.Sleep(100 * time.Millisecond)
 		gtest.Assert(array.Len(), 1)
-		time.Sleep(20 * time.Millisecond)
+		time.Sleep(100 * time.Millisecond)
 		gtest.Assert(array.Len(), 1) //
-		time.Sleep(50 * time.Millisecond)
+		time.Sleep(200 * time.Millisecond)
 		gtest.Assert(array.Len(), 2)
 	})
 
@@ -159,24 +213,24 @@ func Test_Locker_TryLockFunc(t *testing.T) {
 		go func() {
 			gmlock.TryLockFunc(key, func() {
 				array.Append(1)
-				time.Sleep(50 * time.Millisecond)
+				time.Sleep(200 * time.Millisecond)
 			})
 		}()
 		go func() {
-			time.Sleep(10 * time.Millisecond)
+			time.Sleep(100 * time.Millisecond)
 			gmlock.TryLockFunc(key, func() {
 				array.Append(1)
 			})
 		}()
 		go func() {
-			time.Sleep(70 * time.Millisecond)
+			time.Sleep(300 * time.Millisecond)
 			gmlock.TryLockFunc(key, func() {
 				array.Append(1)
 			})
 		}()
-		time.Sleep(50 * time.Millisecond)
+		time.Sleep(150 * time.Millisecond)
 		gtest.Assert(array.Len(), 1)
-		time.Sleep(100 * time.Millisecond)
+		time.Sleep(400 * time.Millisecond)
 		gtest.Assert(array.Len(), 2)
 	})
 	//expire1
diff --git a/g/os/gmlock/gmlock_unit_rlock_test.go b/g/os/gmlock/gmlock_unit_rlock_test.go
index 1b34e2be4..3b8b299f5 100644
--- a/g/os/gmlock/gmlock_unit_rlock_test.go
+++ b/g/os/gmlock/gmlock_unit_rlock_test.go
@@ -23,20 +23,19 @@ func Test_Locker_RLock(t *testing.T) {
 		go func() {
 			gmlock.RLock(key)
 			array.Append(1)
-			time.Sleep(50 * time.Millisecond)
-			array.Append(1)
+			time.Sleep(200 * time.Millisecond)
 			gmlock.RUnlock(key)
 		}()
 		go func() {
-			time.Sleep(10 * time.Millisecond)
+			time.Sleep(100 * time.Millisecond)
 			gmlock.Lock(key)
 			array.Append(1)
 			gmlock.Unlock(key)
 		}()
-		time.Sleep(20 * time.Millisecond)
+		time.Sleep(100 * time.Millisecond)
 		gtest.Assert(array.Len(), 1)
-		time.Sleep(80 * time.Millisecond)
-		gtest.Assert(array.Len(), 3)
+		time.Sleep(200 * time.Millisecond)
+		gtest.Assert(array.Len(), 2)
 	})
 
 	//Lock before RLock
@@ -46,18 +45,18 @@ func Test_Locker_RLock(t *testing.T) {
 		go func() {
 			gmlock.Lock(key)
 			array.Append(1)
-			time.Sleep(50 * time.Millisecond)
+			time.Sleep(200 * time.Millisecond)
 			gmlock.Unlock(key)
 		}()
 		go func() {
-			time.Sleep(10 * time.Millisecond)
+			time.Sleep(100 * time.Millisecond)
 			gmlock.RLock(key)
 			array.Append(1)
 			gmlock.RUnlock(key)
 		}()
-		time.Sleep(20 * time.Millisecond)
+		time.Sleep(100 * time.Millisecond)
 		gtest.Assert(array.Len(), 1)
-		time.Sleep(50 * time.Millisecond)
+		time.Sleep(200 * time.Millisecond)
 		gtest.Assert(array.Len(), 2)
 	})
 
@@ -68,26 +67,26 @@ func Test_Locker_RLock(t *testing.T) {
 		go func() {
 			gmlock.Lock(key)
 			array.Append(1)
-			time.Sleep(50 * time.Millisecond)
+			time.Sleep(300 * time.Millisecond)
 			gmlock.Unlock(key)
 		}()
 		go func() {
-			time.Sleep(10 * time.Millisecond)
+			time.Sleep(100 * time.Millisecond)
 			gmlock.RLock(key)
 			array.Append(1)
-			time.Sleep(70 * time.Millisecond)
+			time.Sleep(200 * time.Millisecond)
 			gmlock.RUnlock(key)
 		}()
 		go func() {
-			time.Sleep(10 * time.Millisecond)
+			time.Sleep(100 * time.Millisecond)
 			gmlock.RLock(key)
 			array.Append(1)
-			time.Sleep(70 * time.Millisecond)
+			time.Sleep(200 * time.Millisecond)
 			gmlock.RUnlock(key)
 		}()
-		time.Sleep(20 * time.Millisecond)
+		time.Sleep(200 * time.Millisecond)
 		gtest.Assert(array.Len(), 1)
-		time.Sleep(120 * time.Millisecond)
+		time.Sleep(200 * time.Millisecond)
 		gtest.Assert(array.Len(), 3)
 	})
 }
@@ -100,19 +99,19 @@ func Test_Locker_TryRLock(t *testing.T) {
 		go func() {
 			gmlock.Lock(key)
 			array.Append(1)
-			time.Sleep(50 * time.Millisecond)
+			time.Sleep(200 * time.Millisecond)
 			gmlock.Unlock(key)
 		}()
 		go func() {
-			time.Sleep(10 * time.Millisecond)
+			time.Sleep(100 * time.Millisecond)
 			if gmlock.TryRLock(key) {
 				array.Append(1)
 				gmlock.RUnlock(key)
 			}
 		}()
-		time.Sleep(20 * time.Millisecond)
+		time.Sleep(150 * time.Millisecond)
 		gtest.Assert(array.Len(), 1)
-		time.Sleep(50 * time.Millisecond)
+		time.Sleep(200 * time.Millisecond)
 		gtest.Assert(array.Len(), 1)
 	})
 
@@ -123,31 +122,31 @@ func Test_Locker_TryRLock(t *testing.T) {
 		go func() {
 			gmlock.Lock(key)
 			array.Append(1)
-			time.Sleep(50 * time.Millisecond)
+			time.Sleep(200 * time.Millisecond)
 			gmlock.Unlock(key)
 		}()
 		go func() {
-			time.Sleep(10 * time.Millisecond)
+			time.Sleep(100 * time.Millisecond)
 			if gmlock.TryRLock(key) {
 				array.Append(1)
 				gmlock.RUnlock(key)
 			}
 		}()
 		go func() {
-			time.Sleep(70 * time.Millisecond)
+			time.Sleep(300 * time.Millisecond)
 			if gmlock.TryRLock(key) {
 				array.Append(1)
 				gmlock.RUnlock(key)
 			}
 		}()
-		time.Sleep(20 * time.Millisecond)
+		time.Sleep(150 * time.Millisecond)
 		gtest.Assert(array.Len(), 1)
-		time.Sleep(80 * time.Millisecond)
+		time.Sleep(200 * time.Millisecond)
 		gtest.Assert(array.Len(), 2)
 	})
 }
 
-func Test_Locker_RLockFunc1(t *testing.T) {
+func Test_Locker_RLockFunc(t *testing.T) {
 	//RLockFunc before Lock
 	gtest.Case(t, func() {
 		key := "testRLockFuncBeforeLock"
@@ -155,21 +154,19 @@ func Test_Locker_RLockFunc1(t *testing.T) {
 		go func() {
 			gmlock.RLockFunc(key, func() {
 				array.Append(1)
-				time.Sleep(500 * time.Millisecond)
-				array.Append(1)
+				time.Sleep(200 * time.Millisecond)
 			})
 		}()
 		go func() {
-			time.Sleep(10 * time.Millisecond)
+			time.Sleep(100 * time.Millisecond)
 			gmlock.Lock(key)
 			array.Append(1)
 			gmlock.Unlock(key)
 		}()
-
-		time.Sleep(200 * time.Millisecond)
+		time.Sleep(150 * time.Millisecond)
 		gtest.Assert(array.Len(), 1)
-		time.Sleep(800 * time.Millisecond)
-		gtest.Assert(array.Len(), 3)
+		time.Sleep(200 * time.Millisecond)
+		gtest.Assert(array.Len(), 2)
 	})
 
 	//Lock before RLockFunc
@@ -179,25 +176,21 @@ func Test_Locker_RLockFunc1(t *testing.T) {
 		go func() {
 			gmlock.Lock(key)
 			array.Append(1)
-			time.Sleep(50 * time.Millisecond)
+			time.Sleep(200 * time.Millisecond)
 			gmlock.Unlock(key)
 		}()
 		go func() {
-			time.Sleep(10 * time.Millisecond)
+			time.Sleep(100 * time.Millisecond)
 			gmlock.RLockFunc(key, func() {
 				array.Append(1)
 			})
 		}()
-		time.Sleep(20 * time.Millisecond)
+		time.Sleep(100 * time.Millisecond)
 		gtest.Assert(array.Len(), 1)
-		time.Sleep(50 * time.Millisecond)
+		time.Sleep(200 * time.Millisecond)
 		gtest.Assert(array.Len(), 2)
 	})
 
-}
-
-func Test_Locker_RLockFunc2(t *testing.T) {
-
 	//Lock before RLockFuncs
 	gtest.Case(t, func() {
 		key := "testLockBeforeRLockFuncs"
@@ -205,29 +198,26 @@ func Test_Locker_RLockFunc2(t *testing.T) {
 		go func() {
 			gmlock.Lock(key)
 			array.Append(1)
-			//glog.Println("add1")
-			time.Sleep(500 * time.Millisecond)
+			time.Sleep(200 * time.Millisecond)
 			gmlock.Unlock(key)
 		}()
 		go func() {
 			time.Sleep(100 * time.Millisecond)
 			gmlock.RLockFunc(key, func() {
 				array.Append(1)
-				//glog.Println("add2")
-				time.Sleep(700 * time.Millisecond)
+				time.Sleep(200 * time.Millisecond)
 			})
 		}()
 		go func() {
 			time.Sleep(100 * time.Millisecond)
 			gmlock.RLockFunc(key, func() {
 				array.Append(1)
-				//glog.Println("add3")
-				time.Sleep(700 * time.Millisecond)
+				time.Sleep(200 * time.Millisecond)
 			})
 		}()
-		time.Sleep(200 * time.Millisecond)
+		time.Sleep(100 * time.Millisecond)
 		gtest.Assert(array.Len(), 1)
-		time.Sleep(700 * time.Millisecond)
+		time.Sleep(200 * time.Millisecond)
 		gtest.Assert(array.Len(), 3)
 	})
 }
@@ -240,18 +230,18 @@ func Test_Locker_TryRLockFunc(t *testing.T) {
 		go func() {
 			gmlock.Lock(key)
 			array.Append(1)
-			time.Sleep(50 * time.Millisecond)
+			time.Sleep(200 * time.Millisecond)
 			gmlock.Unlock(key)
 		}()
 		go func() {
-			time.Sleep(10 * time.Millisecond)
+			time.Sleep(100 * time.Millisecond)
 			gmlock.TryRLockFunc(key, func() {
 				array.Append(1)
 			})
 		}()
-		time.Sleep(20 * time.Millisecond)
+		time.Sleep(100 * time.Millisecond)
 		gtest.Assert(array.Len(), 1)
-		time.Sleep(50 * time.Millisecond)
+		time.Sleep(200 * time.Millisecond)
 		gtest.Assert(array.Len(), 1)
 	})
 
@@ -262,24 +252,24 @@ func Test_Locker_TryRLockFunc(t *testing.T) {
 		go func() {
 			gmlock.Lock(key)
 			array.Append(1)
-			time.Sleep(50 * time.Millisecond)
+			time.Sleep(200 * time.Millisecond)
 			gmlock.Unlock(key)
 		}()
 		go func() {
-			time.Sleep(10 * time.Millisecond)
+			time.Sleep(100 * time.Millisecond)
 			gmlock.TryRLockFunc(key, func() {
 				array.Append(1)
 			})
 		}()
 		go func() {
-			time.Sleep(70 * time.Millisecond)
+			time.Sleep(300 * time.Millisecond)
 			gmlock.TryRLockFunc(key, func() {
 				array.Append(1)
 			})
 		}()
-		time.Sleep(20 * time.Millisecond)
+		time.Sleep(100 * time.Millisecond)
 		gtest.Assert(array.Len(), 1)
-		time.Sleep(70 * time.Millisecond)
+		time.Sleep(300 * time.Millisecond)
 		gtest.Assert(array.Len(), 2)
 	})
 }
diff --git a/g/os/gmutex/gmutex_uinit_test.go b/g/os/gmutex/gmutex_unit_test.go
similarity index 65%
rename from g/os/gmutex/gmutex_uinit_test.go
rename to g/os/gmutex/gmutex_unit_test.go
index c3389c507..74d42edb1 100644
--- a/g/os/gmutex/gmutex_uinit_test.go
+++ b/g/os/gmutex/gmutex_unit_test.go
@@ -21,11 +21,11 @@ func Test_Mutex_RUnlock(t *testing.T) {
 		for index := 0; index < 1000; index++ {
 			go func() {
 				mu.RLockFunc(func() {
-					time.Sleep(100 * time.Millisecond)
+					time.Sleep(200 * time.Millisecond)
 				})
 			}()
 		}
-		time.Sleep(10 * time.Millisecond)
+		time.Sleep(100 * time.Millisecond)
 		gtest.Assert(mu.IsRLocked(), true)
 		gtest.Assert(mu.IsLocked(), true)
 		gtest.Assert(mu.IsWLocked(), false)
@@ -34,10 +34,28 @@ func Test_Mutex_RUnlock(t *testing.T) {
 				mu.RUnlock()
 			}()
 		}
-		time.Sleep(150 * time.Millisecond)
+		time.Sleep(300 * time.Millisecond)
 		gtest.Assert(mu.IsRLocked(), false)
 
 	})
+
+	//RLock before Lock
+	gtest.Case(t, func() {
+		mu := gmutex.New()
+		mu.RLock()
+		go func() {
+			mu.Lock()
+			time.Sleep(300 * time.Millisecond)
+			mu.Unlock()
+		}()
+		time.Sleep(100 * time.Millisecond)
+		mu.RUnlock()
+		gtest.Assert(mu.IsRLocked(), false)
+		time.Sleep(100 * time.Millisecond)
+		gtest.Assert(mu.IsLocked(), true)
+		time.Sleep(400 * time.Millisecond)
+		gtest.Assert(mu.IsLocked(), false)
+	})
 }
 
 func Test_Mutex_IsLocked(t *testing.T) {
@@ -45,27 +63,27 @@ func Test_Mutex_IsLocked(t *testing.T) {
 		mu := gmutex.New()
 		go func() {
 			mu.LockFunc(func() {
-				time.Sleep(100 * time.Millisecond)
+				time.Sleep(200 * time.Millisecond)
 			})
 		}()
-		time.Sleep(10 * time.Millisecond)
+		time.Sleep(100 * time.Millisecond)
 		gtest.Assert(mu.IsLocked(), true)
 		gtest.Assert(mu.IsWLocked(), true)
 		gtest.Assert(mu.IsRLocked(), false)
-		time.Sleep(110 * time.Millisecond)
+		time.Sleep(300 * time.Millisecond)
 		gtest.Assert(mu.IsLocked(), false)
 		gtest.Assert(mu.IsWLocked(), false)
 
 		go func() {
 			mu.RLockFunc(func() {
-				time.Sleep(100 * time.Millisecond)
+				time.Sleep(200 * time.Millisecond)
 			})
 		}()
-		time.Sleep(10 * time.Millisecond)
+		time.Sleep(100 * time.Millisecond)
 		gtest.Assert(mu.IsRLocked(), true)
 		gtest.Assert(mu.IsLocked(), true)
 		gtest.Assert(mu.IsWLocked(), false)
-		time.Sleep(110 * time.Millisecond)
+		time.Sleep(300 * time.Millisecond)
 		gtest.Assert(mu.IsRLocked(), false)
 	})
 }
@@ -77,34 +95,33 @@ func Test_Mutex_Unlock(t *testing.T) {
 		go func() {
 			mu.LockFunc(func() {
 				array.Append(1)
-				time.Sleep(100 * time.Millisecond)
+				time.Sleep(300 * time.Millisecond)
 			})
 		}()
 		go func() {
-			time.Sleep(50 * time.Millisecond)
+			time.Sleep(100 * time.Millisecond)
 			mu.LockFunc(func() {
 				array.Append(1)
 			})
 		}()
 		go func() {
-			time.Sleep(50 * time.Millisecond)
+			time.Sleep(100 * time.Millisecond)
 			mu.LockFunc(func() {
 				array.Append(1)
 			})
 		}()
 
 		go func() {
-			time.Sleep(60 * time.Millisecond)
+			time.Sleep(200 * time.Millisecond)
+			mu.Unlock()
 			mu.Unlock()
 			mu.Unlock()
 			mu.Unlock()
 		}()
 
-		time.Sleep(20 * time.Millisecond)
+		time.Sleep(100 * time.Millisecond)
 		gtest.Assert(array.Len(), 1)
-		time.Sleep(50 * time.Millisecond)
-		gtest.Assert(array.Len(), 3)
-		time.Sleep(50 * time.Millisecond)
+		time.Sleep(400 * time.Millisecond)
 		gtest.Assert(array.Len(), 3)
 	})
 }
@@ -116,20 +133,20 @@ func Test_Mutex_LockFunc(t *testing.T) {
 		go func() {
 			mu.LockFunc(func() {
 				array.Append(1)
-				time.Sleep(100 * time.Millisecond)
+				time.Sleep(300 * time.Millisecond)
 			})
 		}()
 		go func() {
-			time.Sleep(50 * time.Millisecond)
+			time.Sleep(100 * time.Millisecond)
 			mu.LockFunc(func() {
 				array.Append(1)
 			})
 		}()
-		time.Sleep(20 * time.Millisecond)
+		time.Sleep(100 * time.Millisecond)
 		gtest.Assert(array.Len(), 1)
-		time.Sleep(50 * time.Millisecond)
+		time.Sleep(100 * time.Millisecond)
 		gtest.Assert(array.Len(), 1)
-		time.Sleep(50 * time.Millisecond)
+		time.Sleep(200 * time.Millisecond)
 		gtest.Assert(array.Len(), 2)
 	})
 }
@@ -141,26 +158,26 @@ func Test_Mutex_TryLockFunc(t *testing.T) {
 		go func() {
 			mu.LockFunc(func() {
 				array.Append(1)
-				time.Sleep(100 * time.Millisecond)
+				time.Sleep(300 * time.Millisecond)
 			})
 		}()
 		go func() {
-			time.Sleep(50 * time.Millisecond)
+			time.Sleep(100 * time.Millisecond)
 			mu.TryLockFunc(func() {
 				array.Append(1)
 			})
 		}()
 		go func() {
-			time.Sleep(110 * time.Millisecond)
+			time.Sleep(400 * time.Millisecond)
 			mu.TryLockFunc(func() {
 				array.Append(1)
 			})
 		}()
-		time.Sleep(20 * time.Millisecond)
+		time.Sleep(100 * time.Millisecond)
 		gtest.Assert(array.Len(), 1)
-		time.Sleep(50 * time.Millisecond)
+		time.Sleep(100 * time.Millisecond)
 		gtest.Assert(array.Len(), 1)
-		time.Sleep(50 * time.Millisecond)
+		time.Sleep(300 * time.Millisecond)
 		gtest.Assert(array.Len(), 2)
 	})
 }
@@ -172,21 +189,21 @@ func Test_Mutex_RLockFunc(t *testing.T) {
 		go func() {
 			mu.LockFunc(func() {
 				array.Append(1)
-				time.Sleep(100 * time.Millisecond)
+				time.Sleep(300 * time.Millisecond)
 			})
 		}()
 		go func() {
-			time.Sleep(50 * time.Millisecond)
+			time.Sleep(100 * time.Millisecond)
 			mu.RLockFunc(func() {
 				array.Append(1)
 				time.Sleep(100 * time.Millisecond)
 			})
 		}()
-		time.Sleep(20 * time.Millisecond)
+		time.Sleep(100 * time.Millisecond)
 		gtest.Assert(array.Len(), 1)
-		time.Sleep(50 * time.Millisecond)
+		time.Sleep(100 * time.Millisecond)
 		gtest.Assert(array.Len(), 1)
-		time.Sleep(50 * time.Millisecond)
+		time.Sleep(300 * time.Millisecond)
 		gtest.Assert(array.Len(), 2)
 	})
 
@@ -194,28 +211,28 @@ func Test_Mutex_RLockFunc(t *testing.T) {
 		mu := gmutex.New()
 		array := garray.New()
 		go func() {
-			time.Sleep(50 * time.Millisecond)
+			time.Sleep(100 * time.Millisecond)
 			mu.RLockFunc(func() {
 				array.Append(1)
 				time.Sleep(100 * time.Millisecond)
 			})
 		}()
 		go func() {
-			time.Sleep(50 * time.Millisecond)
+			time.Sleep(100 * time.Millisecond)
 			mu.RLockFunc(func() {
 				array.Append(1)
 				time.Sleep(100 * time.Millisecond)
 			})
 		}()
 		go func() {
-			time.Sleep(50 * time.Millisecond)
+			time.Sleep(100 * time.Millisecond)
 			mu.RLockFunc(func() {
 				array.Append(1)
 				time.Sleep(100 * time.Millisecond)
 			})
 		}()
 		gtest.Assert(array.Len(), 0)
-		time.Sleep(80 * time.Millisecond)
+		time.Sleep(200 * time.Millisecond)
 		gtest.Assert(array.Len(), 3)
 	})
 }
@@ -227,32 +244,28 @@ func Test_Mutex_TryRLockFunc(t *testing.T) {
 		go func() {
 			mu.LockFunc(func() {
 				array.Append(1)
-				time.Sleep(500 * time.Millisecond)
+				time.Sleep(300 * time.Millisecond)
 			})
 		}()
 		go func() {
-			time.Sleep(200 * time.Millisecond)
-			mu.TryRLockFunc(func() {
-				array.Append(1)
-			})
-		}()
-		go func() {
-			time.Sleep(700 * time.Millisecond)
-			mu.TryRLockFunc(func() {
-				array.Append(1)
-			})
-		}()
-		go func() {
-			time.Sleep(700 * time.Millisecond)
+			time.Sleep(100 * time.Millisecond)
 			mu.TryRLockFunc(func() {
 				array.Append(1)
 			})
 		}()
+		for index := 0; index < 1000; index++ {
+			go func() {
+				time.Sleep(400 * time.Millisecond)
+				mu.TryRLockFunc(func() {
+					array.Append(1)
+				})
+			}()
+		}
 		time.Sleep(100 * time.Millisecond)
 		gtest.Assert(array.Len(), 1)
-		time.Sleep(500 * time.Millisecond)
+		time.Sleep(100 * time.Millisecond)
 		gtest.Assert(array.Len(), 1)
-		time.Sleep(500 * time.Millisecond)
-		gtest.Assert(array.Len(), 3)
+		time.Sleep(600 * time.Millisecond)
+		gtest.Assert(array.Len(), 1001)
 	})
 }
diff --git a/g/os/grpool/grpool_unit_test.go b/g/os/grpool/grpool_unit_test.go
index 372ea03a8..90ce424bd 100644
--- a/g/os/grpool/grpool_unit_test.go
+++ b/g/os/grpool/grpool_unit_test.go
@@ -9,12 +9,13 @@
 package grpool_test
 
 import (
-	"github.com/gogf/gf/g/container/garray"
-	"github.com/gogf/gf/g/os/grpool"
-	"github.com/gogf/gf/g/test/gtest"
 	"sync"
 	"testing"
 	"time"
+
+	"github.com/gogf/gf/g/container/garray"
+	"github.com/gogf/gf/g/os/grpool"
+	"github.com/gogf/gf/g/test/gtest"
 )
 
 func Test_Basic(t *testing.T) {
@@ -30,7 +31,10 @@ func Test_Basic(t *testing.T) {
 			})
 		}
 		wg.Wait()
+		time.Sleep(100 * time.Millisecond)
 		gtest.Assert(array.Len(), size)
+		gtest.Assert(grpool.Jobs(), 0)
+		gtest.Assert(grpool.Size(), 0)
 	})
 }
 
@@ -75,6 +79,7 @@ func Test_Limit3(t *testing.T) {
 		array := garray.NewArray()
 		size := 1000
 		pool := grpool.New(100)
+		gtest.Assert(pool.Cap(), 100)
 		for i := 0; i < size; i++ {
 			pool.Add(func() {
 				array.Append(1)
@@ -90,5 +95,8 @@ func Test_Limit3(t *testing.T) {
 		gtest.Assert(pool.Size(), 0)
 		gtest.Assert(pool.Jobs(), 900)
 		gtest.Assert(array.Len(), 100)
+		gtest.Assert(pool.IsClosed(), true)
+		gtest.AssertNE(pool.Add(func() {}), nil)
+
 	})
 }
diff --git a/g/util/gconv/gconv_z_all_test.go b/g/util/gconv/gconv_z_all_test.go
index c47eed1e0..d0a92d3f1 100644
--- a/g/util/gconv/gconv_z_all_test.go
+++ b/g/util/gconv/gconv_z_all_test.go
@@ -48,10 +48,10 @@ func Test_Bool_All(t *testing.T) {
 
 		var countryCapitalMap = make(map[string]string)
 		/* map插入key - value对,各个国家对应的首都 */
-		countryCapitalMap [ "France" ] = "巴黎"
-		countryCapitalMap [ "Italy" ] = "罗马"
-		countryCapitalMap [ "Japan" ] = "东京"
-		countryCapitalMap [ "India " ] = "新德里"
+		countryCapitalMap["France"] = "巴黎"
+		countryCapitalMap["Italy"] = "罗马"
+		countryCapitalMap["Japan"] = "东京"
+		countryCapitalMap["India "] = "新德里"
 		gtest.AssertEQ(gconv.Bool(countryCapitalMap), true)
 
 		gtest.AssertEQ(gconv.Bool("1"), true)
@@ -83,10 +83,10 @@ func Test_Int_All(t *testing.T) {
 
 		var countryCapitalMap = make(map[string]string)
 		/* map插入key - value对,各个国家对应的首都 */
-		countryCapitalMap [ "France" ] = "巴黎"
-		countryCapitalMap [ "Italy" ] = "罗马"
-		countryCapitalMap [ "Japan" ] = "东京"
-		countryCapitalMap [ "India " ] = "新德里"
+		countryCapitalMap["France"] = "巴黎"
+		countryCapitalMap["Italy"] = "罗马"
+		countryCapitalMap["Japan"] = "东京"
+		countryCapitalMap["India "] = "新德里"
 		gtest.AssertEQ(gconv.Int(countryCapitalMap), 0)
 
 		gtest.AssertEQ(gconv.Int("1"), 1)
@@ -117,10 +117,10 @@ func Test_Int8_All(t *testing.T) {
 
 		var countryCapitalMap = make(map[string]string)
 		/* map插入key - value对,各个国家对应的首都 */
-		countryCapitalMap [ "France" ] = "巴黎"
-		countryCapitalMap [ "Italy" ] = "罗马"
-		countryCapitalMap [ "Japan" ] = "东京"
-		countryCapitalMap [ "India " ] = "新德里"
+		countryCapitalMap["France"] = "巴黎"
+		countryCapitalMap["Italy"] = "罗马"
+		countryCapitalMap["Japan"] = "东京"
+		countryCapitalMap["India "] = "新德里"
 		gtest.AssertEQ(gconv.Int8(countryCapitalMap), int8(0))
 
 		gtest.AssertEQ(gconv.Int8("1"), int8(1))
@@ -151,10 +151,10 @@ func Test_Int16_All(t *testing.T) {
 
 		var countryCapitalMap = make(map[string]string)
 		/* map插入key - value对,各个国家对应的首都 */
-		countryCapitalMap [ "France" ] = "巴黎"
-		countryCapitalMap [ "Italy" ] = "罗马"
-		countryCapitalMap [ "Japan" ] = "东京"
-		countryCapitalMap [ "India " ] = "新德里"
+		countryCapitalMap["France"] = "巴黎"
+		countryCapitalMap["Italy"] = "罗马"
+		countryCapitalMap["Japan"] = "东京"
+		countryCapitalMap["India "] = "新德里"
 		gtest.AssertEQ(gconv.Int16(countryCapitalMap), int16(0))
 
 		gtest.AssertEQ(gconv.Int16("1"), int16(1))
@@ -185,10 +185,10 @@ func Test_Int32_All(t *testing.T) {
 
 		var countryCapitalMap = make(map[string]string)
 		/* map插入key - value对,各个国家对应的首都 */
-		countryCapitalMap [ "France" ] = "巴黎"
-		countryCapitalMap [ "Italy" ] = "罗马"
-		countryCapitalMap [ "Japan" ] = "东京"
-		countryCapitalMap [ "India " ] = "新德里"
+		countryCapitalMap["France"] = "巴黎"
+		countryCapitalMap["Italy"] = "罗马"
+		countryCapitalMap["Japan"] = "东京"
+		countryCapitalMap["India "] = "新德里"
 		gtest.AssertEQ(gconv.Int32(countryCapitalMap), int32(0))
 
 		gtest.AssertEQ(gconv.Int32("1"), int32(1))
@@ -239,10 +239,10 @@ func Test_Int64_All(t *testing.T) {
 
 		var countryCapitalMap = make(map[string]string)
 		/* map插入key - value对,各个国家对应的首都 */
-		countryCapitalMap [ "France" ] = "巴黎"
-		countryCapitalMap [ "Italy" ] = "罗马"
-		countryCapitalMap [ "Japan" ] = "东京"
-		countryCapitalMap [ "India " ] = "新德里"
+		countryCapitalMap["France"] = "巴黎"
+		countryCapitalMap["Italy"] = "罗马"
+		countryCapitalMap["Japan"] = "东京"
+		countryCapitalMap["India "] = "新德里"
 		gtest.AssertEQ(gconv.Int64(countryCapitalMap), int64(0))
 
 		gtest.AssertEQ(gconv.Int64("1"), int64(1))
@@ -274,10 +274,10 @@ func Test_Uint_All(t *testing.T) {
 
 		var countryCapitalMap = make(map[string]string)
 		/* map插入key - value对,各个国家对应的首都 */
-		countryCapitalMap [ "France" ] = "巴黎"
-		countryCapitalMap [ "Italy" ] = "罗马"
-		countryCapitalMap [ "Japan" ] = "东京"
-		countryCapitalMap [ "India " ] = "新德里"
+		countryCapitalMap["France"] = "巴黎"
+		countryCapitalMap["Italy"] = "罗马"
+		countryCapitalMap["Japan"] = "东京"
+		countryCapitalMap["India "] = "新德里"
 		gtest.AssertEQ(gconv.Uint(countryCapitalMap), uint(0))
 
 		gtest.AssertEQ(gconv.Uint("1"), uint(1))
@@ -309,10 +309,10 @@ func Test_Uint8_All(t *testing.T) {
 
 		var countryCapitalMap = make(map[string]string)
 		/* map插入key - value对,各个国家对应的首都 */
-		countryCapitalMap [ "France" ] = "巴黎"
-		countryCapitalMap [ "Italy" ] = "罗马"
-		countryCapitalMap [ "Japan" ] = "东京"
-		countryCapitalMap [ "India " ] = "新德里"
+		countryCapitalMap["France"] = "巴黎"
+		countryCapitalMap["Italy"] = "罗马"
+		countryCapitalMap["Japan"] = "东京"
+		countryCapitalMap["India "] = "新德里"
 		gtest.AssertEQ(gconv.Uint8(countryCapitalMap), uint8(0))
 
 		gtest.AssertEQ(gconv.Uint8("1"), uint8(1))
@@ -344,10 +344,10 @@ func Test_Uint16_All(t *testing.T) {
 
 		var countryCapitalMap = make(map[string]string)
 		/* map插入key - value对,各个国家对应的首都 */
-		countryCapitalMap [ "France" ] = "巴黎"
-		countryCapitalMap [ "Italy" ] = "罗马"
-		countryCapitalMap [ "Japan" ] = "东京"
-		countryCapitalMap [ "India " ] = "新德里"
+		countryCapitalMap["France"] = "巴黎"
+		countryCapitalMap["Italy"] = "罗马"
+		countryCapitalMap["Japan"] = "东京"
+		countryCapitalMap["India "] = "新德里"
 		gtest.AssertEQ(gconv.Uint16(countryCapitalMap), uint16(0))
 
 		gtest.AssertEQ(gconv.Uint16("1"), uint16(1))
@@ -379,10 +379,10 @@ func Test_Uint32_All(t *testing.T) {
 
 		var countryCapitalMap = make(map[string]string)
 		/* map插入key - value对,各个国家对应的首都 */
-		countryCapitalMap [ "France" ] = "巴黎"
-		countryCapitalMap [ "Italy" ] = "罗马"
-		countryCapitalMap [ "Japan" ] = "东京"
-		countryCapitalMap [ "India " ] = "新德里"
+		countryCapitalMap["France"] = "巴黎"
+		countryCapitalMap["Italy"] = "罗马"
+		countryCapitalMap["Japan"] = "东京"
+		countryCapitalMap["India "] = "新德里"
 		gtest.AssertEQ(gconv.Uint32(countryCapitalMap), uint32(0))
 
 		gtest.AssertEQ(gconv.Uint32("1"), uint32(1))
@@ -433,10 +433,10 @@ func Test_Uint64_All(t *testing.T) {
 
 		var countryCapitalMap = make(map[string]string)
 		/* map插入key - value对,各个国家对应的首都 */
-		countryCapitalMap [ "France" ] = "巴黎"
-		countryCapitalMap [ "Italy" ] = "罗马"
-		countryCapitalMap [ "Japan" ] = "东京"
-		countryCapitalMap [ "India " ] = "新德里"
+		countryCapitalMap["France"] = "巴黎"
+		countryCapitalMap["Italy"] = "罗马"
+		countryCapitalMap["Japan"] = "东京"
+		countryCapitalMap["India "] = "新德里"
 		gtest.AssertEQ(gconv.Uint64(countryCapitalMap), uint64(0))
 
 		gtest.AssertEQ(gconv.Uint64("1"), uint64(1))
@@ -467,10 +467,10 @@ func Test_Float32_All(t *testing.T) {
 
 		var countryCapitalMap = make(map[string]string)
 		/* map插入key - value对,各个国家对应的首都 */
-		countryCapitalMap [ "France" ] = "巴黎"
-		countryCapitalMap [ "Italy" ] = "罗马"
-		countryCapitalMap [ "Japan" ] = "东京"
-		countryCapitalMap [ "India " ] = "新德里"
+		countryCapitalMap["France"] = "巴黎"
+		countryCapitalMap["Italy"] = "罗马"
+		countryCapitalMap["Japan"] = "东京"
+		countryCapitalMap["India "] = "新德里"
 		gtest.AssertEQ(gconv.Float32(countryCapitalMap), float32(0))
 
 		gtest.AssertEQ(gconv.Float32("1"), float32(1))
@@ -501,10 +501,10 @@ func Test_Float64_All(t *testing.T) {
 
 		var countryCapitalMap = make(map[string]string)
 		/* map插入key - value对,各个国家对应的首都 */
-		countryCapitalMap [ "France" ] = "巴黎"
-		countryCapitalMap [ "Italy" ] = "罗马"
-		countryCapitalMap [ "Japan" ] = "东京"
-		countryCapitalMap [ "India " ] = "新德里"
+		countryCapitalMap["France"] = "巴黎"
+		countryCapitalMap["Italy"] = "罗马"
+		countryCapitalMap["Japan"] = "东京"
+		countryCapitalMap["India "] = "新德里"
 		gtest.AssertEQ(gconv.Float64(countryCapitalMap), float64(0))
 
 		gtest.AssertEQ(gconv.Float64("1"), float64(1))
@@ -553,10 +553,10 @@ func Test_String_All(t *testing.T) {
 
 		var countryCapitalMap = make(map[string]string)
 		/* map插入key - value对,各个国家对应的首都 */
-		countryCapitalMap [ "France" ] = "巴黎"
-		countryCapitalMap [ "Italy" ] = "罗马"
-		countryCapitalMap [ "Japan" ] = "东京"
-		countryCapitalMap [ "India " ] = "新德里"
+		countryCapitalMap["France"] = "巴黎"
+		countryCapitalMap["Italy"] = "罗马"
+		countryCapitalMap["Japan"] = "东京"
+		countryCapitalMap["India "] = "新德里"
 		gtest.AssertEQ(gconv.String(countryCapitalMap), `{"France":"巴黎","India ":"新德里","Italy":"罗马","Japan":"东京"}`)
 		gtest.AssertEQ(gconv.String(int64(1)), "1")
 		gtest.AssertEQ(gconv.String(123.456), "123.456")
@@ -731,7 +731,7 @@ func Test_Slice_All(t *testing.T) {
 		gtest.AssertEQ(gconv.Interfaces(slices), []interface{}{1})
 
 		gtest.AssertEQ(gconv.Maps(nil), nil)
-		gtest.AssertEQ(gconv.Maps([]map[string]interface{}{{"a": "1"},}), []map[string]interface{}{{"a": "1"},})
+		gtest.AssertEQ(gconv.Maps([]map[string]interface{}{{"a": "1"}}), []map[string]interface{}{{"a": "1"}})
 		gtest.AssertEQ(gconv.Maps(1223), []map[string]interface{}{{}})
 		gtest.AssertEQ(gconv.Maps([]int{}), nil)
 	})
@@ -965,8 +965,8 @@ func Test_Struct_Basic1_All(t *testing.T) {
 			"PASS1":     "123",
 			"PASS2":     "456",
 			"As":        g.Map{"Name": 1, "Result": "22222"},
-			"Ass":       &Score{11,"11"},
-			"Assb":		 []string{"wwww"},
+			"Ass":       &Score{11, "11"},
+			"Assb":      []string{"wwww"},
 		}
 		_ = gconv.Struct(nil, user)
 		_ = gconv.Struct(params1, nil)
diff --git a/g/util/gutil/gutil_comparator_z_unit_test.go b/g/util/gutil/gutil_comparator_z_unit_test.go
new file mode 100755
index 000000000..82b556a68
--- /dev/null
+++ b/g/util/gutil/gutil_comparator_z_unit_test.go
@@ -0,0 +1,156 @@
+package gutil_test
+
+import (
+	"testing"
+
+	"github.com/gogf/gf/g/test/gtest"
+	"github.com/gogf/gf/g/util/gutil"
+)
+
+func Test_ComparatorString(t *testing.T) {
+
+	gtest.Case(t, func() {
+		gtest.Assert(gutil.ComparatorString(1, 1), 0)
+		gtest.Assert(gutil.ComparatorString(1, 2), -1)
+		gtest.Assert(gutil.ComparatorString(2, 1), 1)
+	})
+}
+
+func Test_ComparatorInt(t *testing.T) {
+
+	gtest.Case(t, func() {
+		gtest.Assert(gutil.ComparatorInt(1, 1), 0)
+		gtest.Assert(gutil.ComparatorInt(1, 2), -1)
+		gtest.Assert(gutil.ComparatorInt(2, 1), 1)
+	})
+}
+
+func Test_ComparatorInt8(t *testing.T) {
+
+	gtest.Case(t, func() {
+		gtest.Assert(gutil.ComparatorInt8(1, 1), 0)
+		gtest.Assert(gutil.ComparatorInt8(1, 2), -1)
+		gtest.Assert(gutil.ComparatorInt8(2, 1), 1)
+	})
+}
+
+func Test_ComparatorInt16(t *testing.T) {
+
+	gtest.Case(t, func() {
+		gtest.Assert(gutil.ComparatorInt16(1, 1), 0)
+		gtest.Assert(gutil.ComparatorInt16(1, 2), -1)
+		gtest.Assert(gutil.ComparatorInt16(2, 1), 1)
+	})
+}
+
+func Test_ComparatorInt32(t *testing.T) {
+
+	gtest.Case(t, func() {
+		gtest.Assert(gutil.ComparatorInt32(1, 1), 0)
+		gtest.Assert(gutil.ComparatorInt32(1, 2), -1)
+		gtest.Assert(gutil.ComparatorInt32(2, 1), 1)
+	})
+}
+
+func Test_ComparatorInt64(t *testing.T) {
+
+	gtest.Case(t, func() {
+		gtest.Assert(gutil.ComparatorInt64(1, 1), 0)
+		gtest.Assert(gutil.ComparatorInt64(1, 2), -1)
+		gtest.Assert(gutil.ComparatorInt64(2, 1), 1)
+	})
+}
+
+func Test_ComparatorUint(t *testing.T) {
+
+	gtest.Case(t, func() {
+		gtest.Assert(gutil.ComparatorUint(1, 1), 0)
+		gtest.Assert(gutil.ComparatorUint(1, 2), -1)
+		gtest.Assert(gutil.ComparatorUint(2, 1), 1)
+	})
+}
+
+func Test_ComparatorUint8(t *testing.T) {
+
+	gtest.Case(t, func() {
+		gtest.Assert(gutil.ComparatorUint8(1, 1), 0)
+		gtest.Assert(gutil.ComparatorUint8(2, 6), 252)
+		gtest.Assert(gutil.ComparatorUint8(2, 1), 1)
+	})
+}
+
+func Test_ComparatorUint16(t *testing.T) {
+
+	gtest.Case(t, func() {
+		gtest.Assert(gutil.ComparatorUint16(1, 1), 0)
+		gtest.Assert(gutil.ComparatorUint16(1, 2), 65535)
+		gtest.Assert(gutil.ComparatorUint16(2, 1), 1)
+	})
+}
+
+func Test_ComparatorUint32(t *testing.T) {
+
+	gtest.Case(t, func() {
+		gtest.Assert(gutil.ComparatorUint32(1, 1), 0)
+		gtest.Assert(gutil.ComparatorUint32(-1000, 2147483640), 2147482656)
+		gtest.Assert(gutil.ComparatorUint32(2, 1), 1)
+	})
+}
+
+func Test_ComparatorUint64(t *testing.T) {
+
+	gtest.Case(t, func() {
+		gtest.Assert(gutil.ComparatorUint64(1, 1), 0)
+		gtest.Assert(gutil.ComparatorUint64(1, 2), -1)
+		gtest.Assert(gutil.ComparatorUint64(2, 1), 1)
+	})
+}
+
+func Test_ComparatorFloat32(t *testing.T) {
+
+	gtest.Case(t, func() {
+		gtest.Assert(gutil.ComparatorFloat32(1, 1), 0)
+		gtest.Assert(gutil.ComparatorFloat32(1, 2), -1)
+		gtest.Assert(gutil.ComparatorFloat32(2, 1), 1)
+	})
+}
+
+func Test_ComparatorFloat64(t *testing.T) {
+
+	gtest.Case(t, func() {
+		gtest.Assert(gutil.ComparatorFloat64(1, 1), 0)
+		gtest.Assert(gutil.ComparatorFloat64(1, 2), -1)
+		gtest.Assert(gutil.ComparatorFloat64(2, 1), 1)
+	})
+}
+
+func Test_ComparatorByte(t *testing.T) {
+
+	gtest.Case(t, func() {
+		gtest.Assert(gutil.ComparatorByte(1, 1), 0)
+		gtest.Assert(gutil.ComparatorByte(1, 2), 255)
+		gtest.Assert(gutil.ComparatorByte(2, 1), 1)
+	})
+}
+
+func Test_ComparatorRune(t *testing.T) {
+
+	gtest.Case(t, func() {
+		gtest.Assert(gutil.ComparatorRune(1, 1), 0)
+		gtest.Assert(gutil.ComparatorRune(1, 2), -1)
+		gtest.Assert(gutil.ComparatorRune(2, 1), 1)
+	})
+}
+
+func Test_ComparatorTime(t *testing.T) {
+	gtest.Case(t, func() {
+		j := gutil.ComparatorTime("2019-06-14", "2019-06-14")
+		gtest.Assert(j, 0)
+
+		k := gutil.ComparatorTime("2019-06-15", "2019-06-14")
+		gtest.Assert(k, 1)
+
+		l := gutil.ComparatorTime("2019-06-13", "2019-06-14")
+		gtest.Assert(l, -1)
+	})
+}
diff --git a/g/util/gutil/gutil_z_unit_test.go b/g/util/gutil/gutil_z_unit_test.go
new file mode 100755
index 000000000..cf52edc2a
--- /dev/null
+++ b/g/util/gutil/gutil_z_unit_test.go
@@ -0,0 +1,66 @@
+package gutil_test
+
+import (
+	"testing"
+
+	"github.com/gogf/gf/g/test/gtest"
+	"github.com/gogf/gf/g/util/gutil"
+)
+
+func Test_Dump(t *testing.T) {
+	gtest.Case(t, func() {
+		gutil.Dump(map[int]int{
+			100: 100,
+		})
+	})
+
+	gtest.Case(t, func() {
+		gutil.Dump(map[string]interface{}{"": func() {}})
+	})
+
+	gtest.Case(t, func() {
+		gutil.Dump([]byte("gutil Dump test"))
+	})
+}
+
+func Test_PrintBacktrace(t *testing.T) {
+	gtest.Case(t, func() {
+		gutil.PrintBacktrace()
+	})
+}
+
+func Test_TryCatch(t *testing.T) {
+
+	gtest.Case(t, func() {
+		gutil.TryCatch(func() {
+			panic("gutil TryCatch test")
+		})
+	})
+
+	gtest.Case(t, func() {
+		gutil.TryCatch(func() {
+			panic("gutil TryCatch test")
+
+		}, func(err interface{}) {
+			gtest.Assert(err, "gutil TryCatch test")
+		})
+	})
+}
+
+func Test_IsEmpty(t *testing.T) {
+
+	gtest.Case(t, func() {
+		gtest.Assert(gutil.IsEmpty(1), false)
+	})
+}
+
+func Test_Throw(t *testing.T) {
+
+	gtest.Case(t, func() {
+		defer func() {
+			gtest.Assert(recover(), "gutil Throw test")
+		}()
+
+		gutil.Throw("gutil Throw test")
+	})
+}
diff --git a/geg/net/scanner.go b/geg/net/scanner.go
deleted file mode 100644
index 259da0bfe..000000000
--- a/geg/net/scanner.go
+++ /dev/null
@@ -1,23 +0,0 @@
-package main
-
-import (
-	"fmt"
-	"github.com/gogf/gf/g/net/gscanner"
-	"net"
-	"time"
-)
-
-func main() {
-	//gscanner.New().SetTimeout(3*time.Second).ScanIp("192.168.2.1", "192.168.2.255", 80, func(conn net.Conn){
-	//    fmt.Println(conn.RemoteAddr())
-	//})
-
-	gscanner.New().SetTimeout(3*time.Second).ScanIp("120.76.249.1", "120.76.249.255", 80, func(conn net.Conn) {
-		fmt.Println(conn.RemoteAddr())
-	})
-
-	//gscanner.New().SetTimeout(6*time.Second).ScanPort("120.76.249.2", func(conn net.Conn){
-	//    //fmt.Println("yes")
-	//    fmt.Println(conn.RemoteAddr())
-	//})
-}