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diff --git a/src/components/application_manager/test/command_holder_test.cc b/src/components/application_manager/test/command_holder_test.cc
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+++ b/src/components/application_manager/test/command_holder_test.cc
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+/*
+ * Copyright (c) 2017, Ford Motor Company
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * Redistributions of source code must retain the above copyright notice, this
+ * list of conditions and the following disclaimer.
+ *
+ * Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following
+ * disclaimer in the documentation and/or other materials provided with the
+ * distribution.
+ *
+ * Neither the name of the Ford Motor Company nor the names of its contributors
+ * may be used to endorse or promote products derived from this software
+ * without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <gmock/gmock.h>
+
+#include "application_manager/command_holder_impl.h"
+#include "application_manager/commands/command.h"
+#include "smart_objects/smart_object.h"
+#include "utils/shared_ptr.h"
+#include "utils/make_shared.h"
+
+#include "application_manager/mock_application_manager.h"
+#include "application_manager/mock_application.h"
+
+namespace test {
+namespace components {
+namespace application_manager_test {
+
+using testing::_;
+using testing::Return;
+
+namespace am = application_manager;
+
+class CommandHolderImplTest : public testing::Test {
+ public:
+  CommandHolderImplTest()
+      : kPolicyAppId_("p_app_id")
+      , kHmiApplicationId_(123)
+      , kConnectionKey_(56789)
+      , cmd_ptr_(new smart_objects::SmartObject)
+      , mock_app_ptr_(new MockApplication) {}
+
+  void SetUp() OVERRIDE {
+    ON_CALL(*mock_app_ptr_, app_id()).WillByDefault(Return(kConnectionKey_));
+    ON_CALL(*mock_app_ptr_, hmi_app_id())
+        .WillByDefault(Return(kHmiApplicationId_));
+    ON_CALL(*mock_app_ptr_, policy_app_id())
+        .WillByDefault(Return(kPolicyAppId_));
+  }
+
+  MockApplicationManager mock_app_manager_;
+  const std::string kPolicyAppId_;
+  const uint32_t kHmiApplicationId_;
+  const uint32_t kConnectionKey_;
+  utils::SharedPtr<smart_objects::SmartObject> cmd_ptr_;
+  utils::SharedPtr<MockApplication> mock_app_ptr_;
+};
+
+TEST_F(CommandHolderImplTest, HoldOne_ExpectReleaseOne) {
+  am::CommandHolderImpl cmd_holder(mock_app_manager_);
+  cmd_holder.Suspend(
+      mock_app_ptr_, am::CommandHolder::CommandType::kHmiCommand, cmd_ptr_);
+
+  // Act
+  EXPECT_CALL(mock_app_manager_, ManageHMICommand(cmd_ptr_));
+  cmd_holder.Resume(mock_app_ptr_, am::CommandHolder::CommandType::kHmiCommand);
+}
+
+TEST_F(CommandHolderImplTest, HoldMany_ExpectReleaseSame) {
+  am::CommandHolderImpl cmd_holder(mock_app_manager_);
+
+  int32_t iterations = 0;
+  do {
+    cmd_holder.Suspend(
+        mock_app_ptr_, am::CommandHolder::CommandType::kHmiCommand, cmd_ptr_);
+    ++iterations;
+  } while (iterations < 5);
+
+  // Act
+  EXPECT_CALL(mock_app_manager_, ManageHMICommand(cmd_ptr_)).Times(iterations);
+  cmd_holder.Resume(mock_app_ptr_, am::CommandHolder::CommandType::kHmiCommand);
+}
+
+TEST_F(CommandHolderImplTest, Hold_Drop_ExpectNoReleased) {
+  am::CommandHolderImpl cmd_holder(mock_app_manager_);
+  cmd_holder.Suspend(
+      mock_app_ptr_, am::CommandHolder::CommandType::kHmiCommand, cmd_ptr_);
+  cmd_holder.Suspend(
+      mock_app_ptr_, am::CommandHolder::CommandType::kHmiCommand, cmd_ptr_);
+
+  // Act
+  cmd_holder.Clear(mock_app_ptr_);
+  EXPECT_CALL(mock_app_manager_, ManageHMICommand(cmd_ptr_)).Times(0);
+  cmd_holder.Resume(mock_app_ptr_, am::CommandHolder::CommandType::kHmiCommand);
+}
+
+TEST_F(CommandHolderImplTest, Hold_ReleaseAnotherId_ExpectNoReleased) {
+  am::CommandHolderImpl cmd_holder(mock_app_manager_);
+  cmd_holder.Suspend(
+      mock_app_ptr_, am::CommandHolder::CommandType::kHmiCommand, cmd_ptr_);
+  cmd_holder.Suspend(
+      mock_app_ptr_, am::CommandHolder::CommandType::kHmiCommand, cmd_ptr_);
+
+  // Act
+  utils::SharedPtr<MockApplication> another_app =
+      utils::MakeShared<MockApplication>();
+
+  EXPECT_CALL(mock_app_manager_, ManageHMICommand(cmd_ptr_)).Times(0);
+  cmd_holder.Resume(another_app, am::CommandHolder::CommandType::kHmiCommand);
+}
+
+TEST_F(CommandHolderImplTest, Hold_DropAnotherId_ExpectReleased) {
+  am::CommandHolderImpl cmd_holder(mock_app_manager_);
+
+  int32_t iterations = 0;
+  do {
+    cmd_holder.Suspend(
+        mock_app_ptr_, am::CommandHolder::CommandType::kHmiCommand, cmd_ptr_);
+    ++iterations;
+  } while (iterations < 3);
+
+  // Act
+  utils::SharedPtr<MockApplication> another_app =
+      utils::MakeShared<MockApplication>();
+  cmd_holder.Clear(another_app);
+
+  EXPECT_CALL(mock_app_manager_, ManageHMICommand(cmd_ptr_)).Times(iterations);
+  cmd_holder.Resume(mock_app_ptr_, am::CommandHolder::CommandType::kHmiCommand);
+}
+
+TEST_F(CommandHolderImplTest, Hold_Mobile_and_HMI_commands_ExpectReleased) {
+  am::CommandHolderImpl cmd_holder(mock_app_manager_);
+
+  cmd_holder.Suspend(
+      mock_app_ptr_, am::CommandHolder::CommandType::kHmiCommand, cmd_ptr_);
+
+  cmd_holder.Suspend(
+      mock_app_ptr_, am::CommandHolder::CommandType::kMobileCommand, cmd_ptr_);
+
+  // Act
+  EXPECT_CALL(mock_app_manager_, ManageHMICommand(cmd_ptr_));
+  cmd_holder.Resume(mock_app_ptr_, am::CommandHolder::CommandType::kHmiCommand);
+
+  EXPECT_CALL(
+      mock_app_manager_,
+      ManageMobileCommand(cmd_ptr_,
+                          am::commands::Command::CommandOrigin::ORIGIN_MOBILE));
+  cmd_holder.Resume(mock_app_ptr_,
+                    am::CommandHolder::CommandType::kMobileCommand);
+}
+
+}  // application_manager_test
+}  // components
+}  // test