diff --git a/pkg/log/zap/buffered_write_syncer_test.go b/pkg/log/zap/buffered_write_syncer_test.go
index f03da85e4a8256ed93717d9ec53c4afbb4514ac7..2608596e55dc74aa5bfad4983a046618cb7fc76c 100644
--- a/pkg/log/zap/buffered_write_syncer_test.go
+++ b/pkg/log/zap/buffered_write_syncer_test.go
@@ -15,7 +15,12 @@ import (
 func TestBufferedWriteSyncer_Write(t *testing.T) {
 	service := &logmocks.Service{}
 	service.On("Log", mock.Anything, mock.Anything).
-		Return(nil).Once()
+		Return(nil).
+		Run(func(args mock.Arguments) {
+			entries := args.Get(1).([]*log.Entry)
+			assert.Equal(t, 2, len(entries))
+		}).
+		Once()
 
 	ws := NewBufferedWriteSyncer(service)
 
@@ -28,15 +33,18 @@ func TestBufferedWriteSyncer_Write(t *testing.T) {
 	err = ws.Stop()
 	require.NoError(t, err)
 
-	service.AssertCalled(t, "Log", mock.Anything, mock.MatchedBy(func(entries []*log.Entry) bool {
-		return len(entries) == 2
-	}))
+	service.AssertExpectations(t)
 }
 
 func TestBufferedWriteSyncer_Write_Concurrent(t *testing.T) {
 	service := &logmocks.Service{}
 	service.On("Log", mock.Anything, mock.Anything).
-		Return(nil).Once()
+		Return(nil).
+		Run(func(args mock.Arguments) {
+			entries := args.Get(1).([]*log.Entry)
+			assert.Equal(t, 100, len(entries))
+		}).
+		Once()
 
 	ws := NewBufferedWriteSyncer(service)
 
@@ -56,15 +64,18 @@ func TestBufferedWriteSyncer_Write_Concurrent(t *testing.T) {
 	err := ws.Stop()
 	require.NoError(t, err)
 
-	service.AssertCalled(t, "Log", mock.Anything, mock.MatchedBy(func(entries []*log.Entry) bool {
-		return len(entries) == 100
-	}))
+	service.AssertExpectations(t)
 }
 
 func TestBufferedWriteSyncer_Flush(t *testing.T) {
 	service := &logmocks.Service{}
 	service.On("Log", mock.Anything, mock.Anything).
-		Return(nil).Times(10)
+		Return(nil).
+		Run(func(args mock.Arguments) {
+			entries := args.Get(1).([]*log.Entry)
+			assert.Equal(t, 10, len(entries))
+		}).
+		Times(10)
 
 	ws := NewBufferedWriteSyncer(service)
 
@@ -80,15 +91,18 @@ func TestBufferedWriteSyncer_Flush(t *testing.T) {
 	err := ws.Stop()
 	require.NoError(t, err)
 
-	service.AssertCalled(t, "Log", mock.Anything, mock.MatchedBy(func(entries []*log.Entry) bool {
-		return len(entries) == 10
-	}))
+	service.AssertExpectations(t)
 }
 
 func TestBufferedWriteSyncer_MaxBufferSize(t *testing.T) {
 	service := &logmocks.Service{}
 	service.On("Log", mock.Anything, mock.Anything).
-		Return(nil).Times(10)
+		Return(nil).
+		Run(func(args mock.Arguments) {
+			entries := args.Get(1).([]*log.Entry)
+			assert.Equal(t, 10, len(entries))
+		}).
+		Times(10)
 
 	ws := NewBufferedWriteSyncer(service, WithMaxBufferSize(10))
 
@@ -100,15 +114,18 @@ func TestBufferedWriteSyncer_MaxBufferSize(t *testing.T) {
 	err := ws.Stop()
 	require.NoError(t, err)
 
-	service.AssertCalled(t, "Log", mock.Anything, mock.MatchedBy(func(entries []*log.Entry) bool {
-		return len(entries) == 10
-	}))
+	service.AssertExpectations(t)
 }
 
 func TestBufferedWriteSyncer_FlushInterval(t *testing.T) {
 	service := &logmocks.Service{}
 	service.On("Log", mock.Anything, mock.Anything).
-		Return(nil).Once()
+		Return(nil).
+		Run(func(args mock.Arguments) {
+			entries := args.Get(1).([]*log.Entry)
+			assert.Equal(t, 10, len(entries))
+		}).
+		Once()
 
 	ws := NewBufferedWriteSyncer(service, WithFlushInterval(time.Second))
 
@@ -119,7 +136,5 @@ func TestBufferedWriteSyncer_FlushInterval(t *testing.T) {
 
 	time.Sleep(3 * time.Second) // ждем, пока сработает интервал
 
-	service.AssertCalled(t, "Log", mock.Anything, mock.MatchedBy(func(entries []*log.Entry) bool {
-		return len(entries) == 10
-	}))
+	service.AssertExpectations(t)
 }
diff --git a/pkg/log/zap/zap_test.go b/pkg/log/zap/zap_test.go
index 6cdbcd68742f79d7c225cd7fdf959414ee3647ab..3b9422fcf724db740b769f0acdd2ce9f7cc0c8bd 100644
--- a/pkg/log/zap/zap_test.go
+++ b/pkg/log/zap/zap_test.go
@@ -15,9 +15,43 @@ import (
 )
 
 func TestExample(t *testing.T) {
+	wantEntries := []*log.Entry{
+		{
+			LogLevel:  log.Level(zapcore.InfoLevel),
+			Message:   "создан элемент коллекции",
+			Category:  "create",
+			Component: "Items.Service",
+			Event:     "Items.Create",
+			Object:    "/spaces/WPNN/envs/9VGP/cols/GxNv/items/W0fl",
+			Caller:    "/users/PHVz",
+			Attr:      "any",
+			Tags:      []string{"tag1", "tag2", "tag3"},
+		},
+		{
+			LogLevel:  log.Level(zapcore.WarnLevel),
+			Message:   "изменен элемент коллекции",
+			Category:  "update",
+			Component: "Items.Service",
+			Event:     "Items.Update",
+			Object:    "/spaces/WPNN/envs/9VGP/cols/GxNv/items/W0fl/revs/cmV2cw",
+			Caller:    "/users/PHVz",
+		},
+	}
+
 	service := &logmocks.Service{}
 	service.On("Log", mock.Anything, mock.Anything).
-		Return(nil).Once()
+		Return(nil).
+		Run(func(args mock.Arguments) {
+			entries := args.Get(1).([]*log.Entry)
+			assert.True(t, slices.EqualFunc(wantEntries, entries, func(wantEntry, gotEntry *log.Entry) bool {
+				assert.NotEmpty(t, gotEntry.ID)
+				assert.NotEmpty(t, gotEntry.Timestamp)
+				gotEntry.ID = wantEntry.ID               // игнорируем ID
+				gotEntry.Timestamp = wantEntry.Timestamp // игнорируем Timestamp
+				return reflect.DeepEqual(wantEntry, gotEntry)
+			}))
+		}).
+		Once()
 
 	ws := NewBufferedWriteSyncer(service)
 	logger := WithLogService(zap.NewNop(), ws)
@@ -42,34 +76,5 @@ func TestExample(t *testing.T) {
 	err := ws.Stop()
 	assert.NoError(t, err)
 
-	wantEntries := []*log.Entry{
-		{
-			LogLevel:  log.Level(zapcore.InfoLevel),
-			Message:   "создан элемент коллекции",
-			Category:  "create",
-			Component: "Items.Service",
-			Event:     "Items.Create",
-			Object:    "/spaces/WPNN/envs/9VGP/cols/GxNv/items/W0fl",
-			Caller:    "/users/PHVz",
-			Attr:      "any",
-			Tags:      []string{"tag1", "tag2", "tag3"},
-		},
-		{
-			LogLevel:  log.Level(zapcore.WarnLevel),
-			Message:   "изменен элемент коллекции",
-			Category:  "update",
-			Component: "Items.Service",
-			Event:     "Items.Update",
-			Object:    "/spaces/WPNN/envs/9VGP/cols/GxNv/items/W0fl/revs/cmV2cw",
-			Caller:    "/users/PHVz",
-		},
-	}
-
-	service.AssertCalled(t, "Log", mock.Anything, mock.MatchedBy(func(entries []*log.Entry) bool {
-		return len(entries) == 2 && slices.EqualFunc(entries, wantEntries, func(entryA, entryB *log.Entry) bool {
-			entryA.ID = entryB.ID               // игнорируем ID
-			entryA.Timestamp = entryB.Timestamp // игнорируем Timestamp
-			return reflect.DeepEqual(entryA, entryB)
-		})
-	}))
+	service.AssertExpectations(t)
 }