[#4714] feat(paimon-spark-connector): Add tests for partitionManagement of paimon table in paimon spark connector

spark-connector/spark-common/src/test/java/org/apache/gravitino/spark/connector/integration/test/paimon/SparkPaimonCatalogIT.java

@@ -104,6 +104,37 @@ void testPaimonPartitions() {
     checkDirExists(partitionPath);
   }
 
+  @Test
+  void testPaimonPartitionManagement() {
+    testPaimonListAndDropPartition();
+    // TODO: replace, add and load partition operations are unsupported now.
+  }
+
+  private void testPaimonListAndDropPartition() {
+    String tableName = "test_paimon_drop_partition";
+    dropTableIfExists(tableName);
+    String createTableSQL = getCreatePaimonSimpleTableString(tableName);
+    createTableSQL = createTableSQL + " PARTITIONED BY (name);";
+    sql(createTableSQL);
+
+    String insertData =
+        String.format(
+            "INSERT into %s values(1,'a','beijing'), (2,'b','beijing'), (3,'c','beijing');",
+            tableName);
+    sql(insertData);
+    List<String> queryResult = getTableData(tableName);
+    Assertions.assertEquals(3, queryResult.size());
+
+    List<String> partitions = getQueryData(String.format("show partitions %s", tableName));
+    Assertions.assertEquals(3, partitions.size());
+    Assertions.assertEquals("name=a;name=b;name=c", String.join(";", partitions));
+
+    sql(String.format("ALTER TABLE %s DROP PARTITION (`name`='a')", tableName));
+    partitions = getQueryData(String.format("show partitions %s", tableName));
+    Assertions.assertEquals(2, partitions.size());
+    Assertions.assertEquals("name=b;name=c", String.join(";", partitions));
+  }
+
   private String getCreatePaimonSimpleTableString(String tableName) {
     return String.format(
         "CREATE TABLE %s (id INT COMMENT 'id comment', name STRING COMMENT '', address STRING COMMENT '') USING paimon",