[FLINK-30093] Add test cases to convert from flink internal primitive…

… data to proto timestamp data.

flink-formats/flink-protobuf/src/test/java/org/apache/flink/formats/protobuf/TimestampMultiRowToProtoTest.java

@@ -0,0 +1,44 @@
+/*
+ * 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.
+ */
+
+package org.apache.flink.formats.protobuf;
+
+import org.apache.flink.formats.protobuf.testproto.TimestampTestMulti;
+import org.apache.flink.table.data.GenericRowData;
+import org.apache.flink.table.data.RowData;
+
+import org.junit.Test;
+
+import static org.junit.Assert.assertEquals;
+
+/**
+ * Test conversion of flink internal primitive data to proto timestamp data with multiple_files
+ * options.
+ */
+public class TimestampMultiRowToProtoTest {
+
+    @Test
+    public void testSimple() throws Exception {
+        RowData row = GenericRowData.of(GenericRowData.of(1672498800L, 123));
+
+        byte[] bytes = ProtobufTestHelper.rowToPbBytes(row, TimestampTestMulti.class);
+        TimestampTestMulti timestampTestMulti = TimestampTestMulti.parseFrom(bytes);
+        assertEquals(1672498800, timestampTestMulti.getTs().getSeconds());
+        assertEquals(123, timestampTestMulti.getTs().getNanos());
+    }
+}

flink-formats/flink-protobuf/src/test/java/org/apache/flink/formats/protobuf/TimestampNoMultiRowToProtoTest.java

@@ -0,0 +1,44 @@
+/*
+ * 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.
+ */
+
+package org.apache.flink.formats.protobuf;
+
+import org.apache.flink.formats.protobuf.testproto.TestTimestampNomulti;
+import org.apache.flink.table.data.GenericRowData;
+import org.apache.flink.table.data.RowData;
+
+import org.junit.Test;
+
+import static org.junit.Assert.assertEquals;
+
+/** Test conversion of flink internal primitive data to proto timestamp data. */
+public class TimestampNoMultiRowToProtoTest {
+
+    @Test
+    public void testSimple() throws Exception {
+        RowData row = GenericRowData.of(GenericRowData.of(1672498800L, 123));
+
+        byte[] bytes =
+                ProtobufTestHelper.rowToPbBytes(
+                        row, TestTimestampNomulti.TimestampTestNoMulti.class);
+        TestTimestampNomulti.TimestampTestNoMulti timestampTestNoMulti =
+                TestTimestampNomulti.TimestampTestNoMulti.parseFrom(bytes);
+        assertEquals(1672498800, timestampTestNoMulti.getTs().getSeconds());
+        assertEquals(123, timestampTestNoMulti.getTs().getNanos());
+    }
+}

flink-formats/flink-protobuf/src/test/java/org/apache/flink/formats/protobuf/TimestampOuterMultiRowToProtoTest.java

@@ -0,0 +1,44 @@
+/*
+ * 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.
+ */
+
+package org.apache.flink.formats.protobuf;
+
+import org.apache.flink.formats.protobuf.testproto.TimestampTestOuterMulti;
+import org.apache.flink.table.data.GenericRowData;
+import org.apache.flink.table.data.RowData;
+
+import org.junit.Test;
+
+import static org.junit.Assert.assertEquals;
+
+/**
+ * Test conversion of flink internal primitive data to proto timestamp data with multiple_files and
+ * outer_classname options.
+ */
+public class TimestampOuterMultiRowToProtoTest {
+
+    @Test
+    public void testSimple() throws Exception {
+        RowData row = GenericRowData.of(GenericRowData.of(1672498800L, 123));
+
+        byte[] bytes = ProtobufTestHelper.rowToPbBytes(row, TimestampTestOuterMulti.class);
+        TimestampTestOuterMulti timestampTestOuterMulti = TimestampTestOuterMulti.parseFrom(bytes);
+        assertEquals(1672498800, timestampTestOuterMulti.getTs().getSeconds());
+        assertEquals(123, timestampTestOuterMulti.getTs().getNanos());
+    }
+}

flink-formats/flink-protobuf/src/test/java/org/apache/flink/formats/protobuf/TimestampOuterNoMultiRowToProtoTest.java

@@ -0,0 +1,47 @@
+/*
+ * 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.
+ */
+
+package org.apache.flink.formats.protobuf;
+
+import org.apache.flink.formats.protobuf.testproto.TimestampTestOuterNomultiProto;
+import org.apache.flink.table.data.GenericRowData;
+import org.apache.flink.table.data.RowData;
+
+import org.junit.Test;
+
+import static org.junit.Assert.assertEquals;
+
+/**
+ * Test conversion of flink internal primitive data to proto timestamp data with outer_classname
+ * options.
+ */
+public class TimestampOuterNoMultiRowToProtoTest {
+
+    @Test
+    public void testSimple() throws Exception {
+        RowData row = GenericRowData.of(GenericRowData.of(1672498800L, 123));
+
+        byte[] bytes =
+                ProtobufTestHelper.rowToPbBytes(
+                        row, TimestampTestOuterNomultiProto.TimestampTestOuterNoMulti.class);
+        TimestampTestOuterNomultiProto.TimestampTestOuterNoMulti timestampTestOuterNoMulti =
+                TimestampTestOuterNomultiProto.TimestampTestOuterNoMulti.parseFrom(bytes);
+        assertEquals(1672498800, timestampTestOuterNoMulti.getTs().getSeconds());
+        assertEquals(123, timestampTestOuterNoMulti.getTs().getNanos());
+    }
+}