chore: Add CI

.github/workflows/test.yaml

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+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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.
+
+name: Test
+
+on:
+  push:
+    branches:
+      - '**'
+      - '!dependabot/**'
+    tags:
+      - '**'
+  pull_request:
+
+concurrency:
+  group: ${{ github.repository }}-${{ github.head_ref || github.sha }}-${{ github.workflow }}
+  cancel-in-progress: true
+
+permissions:
+  contents: read
+
+jobs:
+  test:
+    name: ${{ matrix.runs-on }} ${{ matrix.dotnet }}
+    runs-on: ${{ matrix.runs-on }}
+    timeout-minutes: 15
+    strategy:
+      fail-fast: false
+      matrix:
+        dotnet:
+          - '8.0.x'
+        runs-on:
+          - macos-13
+          - ubuntu-latest
+          - windows-latest
+    steps:
+      - name: Setup .NET
+        uses: actions/setup-dotnet@67a3573c9a986a3f9c594539f4ab511d57bb3ce9 # v4.3.1
+        with:
+          dotnet-version: ${{ matrix.dotnet }}
+      - name: Setup Python
+        uses: actions/setup-python@a26af69be951a213d495a4c3e4e4022e16d87065 # v5.6.0
+        with:
+          python-version: 3
+      - name: Checkout
+        uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
+      - name: Build
+        shell: bash
+        run: ci/scripts/build.sh $(pwd)
+      - name: Test
+        shell: bash
+        run: ci/scripts/test.sh $(pwd)

ci/scripts/build.sh

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+#!/usr/bin/env bash
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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.
+
+set -eux
+
+source_dir=${1}
+
+pushd "${source_dir}"
+dotnet build
+popd

ci/scripts/test.sh

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+#!/usr/bin/env bash
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you 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.
+
+set -eux
+
+source_dir=${1}
+
+# Python and PyArrow are required for C Data Interface tests.
+if [ -z "${PYTHON:-}" ]; then
+  if type python3 > /dev/null 2>&1; then
+    export PYTHON=python3
+  else
+    export PYTHON=python
+  fi
+fi
+${PYTHON} -m pip install pyarrow find-libpython
+PYTHONNET_PYDLL=$(${PYTHON} -m find_libpython)
+export PYTHONNET_PYDLL
+
+pushd "${source_dir}"
+dotnet test
+popd

format/File.fbs

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+// Licensed to the Apache Software Foundation (ASF) under one
+// or more contributor license agreements.  See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership.  The ASF licenses this file
+// to you 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.
+
+include "Schema.fbs";
+
+namespace org.apache.arrow.flatbuf;
+
+/// ----------------------------------------------------------------------
+/// Arrow File metadata
+///
+
+table Footer {
+  version: org.apache.arrow.flatbuf.MetadataVersion;
+
+  schema: org.apache.arrow.flatbuf.Schema;
+
+  dictionaries: [ Block ];
+
+  recordBatches: [ Block ];
+
+  /// User-defined metadata
+  custom_metadata: [ KeyValue ];
+}
+
+struct Block {
+
+  /// Index to the start of the RecordBlock (note this is past the Message header)
+  offset: long;
+
+  /// Length of the metadata
+  metaDataLength: int;
+
+  /// Length of the data (this is aligned so there can be a gap between this and
+  /// the metadata).
+  bodyLength: long;
+}
+
+root_type Footer;