add license header check for test

Signed-off-by: YanxuanLiu <[email protected]>

.github/workflows/license-header-check.yml

@@ -0,0 +1,44 @@
+# Copyright (c) 2024, NVIDIA CORPORATION.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+# A workflow to check if PR got sign-off
+name: license header check
+
+on:
+  pull_request_target:
+    types: [opened, synchronize, reopened]
+
+jobs:
+  license-header-check:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+
+      - name: Get changed files
+        id: getChangedFiles
+        run: |
+          base_sha=${{ github.event.pull_request.base.sha }}
+          head_sha=${{ github.event.pull_request.head.sha }}
+          changed_files=$(git diff $base_sha $head_sha)
+          IFS=$'\n' read -d '' -r -a changed_files_array <<< "$changed_files"
+
+      - name: license-header-check
+        uses: YanxuanLiu/spark-rapids-common/license-header-check@license-header-check
+        with:
+          files: $changed_files_array
+          excludes: |
+            *.md
+            LICENSE
+