add SPDX-License-Identifier for modified files

Signed-off-by: bin liu <bin@hyper.sh>

tests/builder.rs

@@ -1,4 +1,5 @@
 // Copyright (c) 2018 Levente Kurusa
+// Copyright (c) 2020 And Group
 //
 // SPDX-License-Identifier: Apache-2.0 or MIT
 //

tests/cgroup.rs

@@ -1,4 +1,5 @@
 // Copyright (c) 2018 Levente Kurusa
+// Copyright (c) 2020 And Group
 //
 // SPDX-License-Identifier: Apache-2.0 or MIT
 //

tests/cpuset.rs

@@ -1,4 +1,5 @@
 // Copyright (c) 2018 Levente Kurusa
+// Copyright (c) 2020 And Group
 //
 // SPDX-License-Identifier: Apache-2.0 or MIT
 //

tests/devices.rs

@@ -1,4 +1,5 @@
 // Copyright (c) 2018 Levente Kurusa
+// Copyright (c) 2020 And Group
 //
 // SPDX-License-Identifier: Apache-2.0 or MIT
 //

tests/hugetlb.rs

@@ -1,3 +1,8 @@
+// Copyright (c) 2020 And Group
+//
+// SPDX-License-Identifier: Apache-2.0 or MIT
+//
+
 //! Integration tests about the hugetlb subsystem
 use cgroups::hugetlb::HugeTlbController;
 use cgroups::{Cgroup, Hierarchy};

tests/memory.rs

@@ -1,3 +1,8 @@
+// Copyright (c) 2020 And Group
+//
+// SPDX-License-Identifier: Apache-2.0 or MIT
+//
+
 //! Integration tests about the hugetlb subsystem
 use cgroups::memory::{MemController, SetMemory};
 use cgroups::{Cgroup, Hierarchy, MaxValue};

tests/pids.rs

@@ -1,4 +1,5 @@
 // Copyright (c) 2018 Levente Kurusa
+// Copyright (c) 2020 And Group
 //
 // SPDX-License-Identifier: Apache-2.0 or MIT
 //

tests/resources.rs

@@ -1,3 +1,9 @@
+// Copyright (c) 2018 Levente Kurusa
+// Copyright (c) 2020 And Group
+//
+// SPDX-License-Identifier: Apache-2.0 or MIT
+//
+
 //! Integration test about setting resources using `apply()`
 use cgroups::pid::{PidController};
 use cgroups::{Cgroup, Hierarchy, MaxValue, PidResources, Resources};