Flink: Create CatalogTestBase for migration to JUnit5

flink/v1.18/flink/src/test/java/org/apache/iceberg/flink/FlinkCatalogTestBaseJU5.java

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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.
+ */
+package org.apache.iceberg.flink;
+
+import java.io.File;
+import java.util.Arrays;
+import java.util.List;
+import java.util.Map;
+import org.apache.flink.util.ArrayUtils;
+import org.apache.hadoop.hive.conf.HiveConf;
+import org.apache.iceberg.CatalogProperties;
+import org.apache.iceberg.Parameter;
+import org.apache.iceberg.ParameterizedTestExtension;
+import org.apache.iceberg.Parameters;
+import org.apache.iceberg.catalog.Catalog;
+import org.apache.iceberg.catalog.Namespace;
+import org.apache.iceberg.catalog.SupportsNamespaces;
+import org.apache.iceberg.hadoop.HadoopCatalog;
+import org.apache.iceberg.relocated.com.google.common.base.Joiner;
+import org.apache.iceberg.relocated.com.google.common.collect.Lists;
+import org.apache.iceberg.relocated.com.google.common.collect.Maps;
+import org.junit.jupiter.api.AfterEach;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.extension.ExtendWith;
+import org.junit.jupiter.api.io.TempDir;
+
+@ExtendWith(ParameterizedTestExtension.class)
+public abstract class FlinkCatalogTestBaseJU5 extends TestBase {
+
+  protected static final String DATABASE = "db";
+  @TempDir protected File hiveWarehouse;
+  @TempDir protected File hadoopWarehouse;
+
+  @Parameter(index = 0)
+  protected String catalogName;
+
+  @Parameter(index = 1)
+  protected Namespace baseNamespace;
+
+  protected Catalog validationCatalog;
+  protected SupportsNamespaces validationNamespaceCatalog;
+  protected Map<String, String> config = Maps.newHashMap();
+
+  protected String flinkDatabase;
+  protected Namespace icebergNamespace;
+  protected boolean isHadoopCatalog;
+
+  @Parameters(name = "catalogName={0} baseNamespace={1}")
+  static List<Object[]> parametrs() {
+    return Arrays.asList(
+        new Object[] {"testhive", Namespace.empty()},
+        new Object[] {"testhadoop", Namespace.empty()},
+        new Object[] {"testhadoop_basenamespace", Namespace.of("l0", "l1")});
+  }
+
+  @BeforeEach
+  public void before() {
+    this.isHadoopCatalog = catalogName.startsWith("testhadoop");
+    this.validationCatalog =
+        isHadoopCatalog
+            ? new HadoopCatalog(hiveConf, "file:" + hadoopWarehouse.getPath())
+            : catalog;
+    this.validationNamespaceCatalog = (SupportsNamespaces) validationCatalog;
+
+    config.put("type", "iceberg");
+    if (!baseNamespace.isEmpty()) {
+      config.put(FlinkCatalogFactory.BASE_NAMESPACE, baseNamespace.toString());
+    }
+    if (isHadoopCatalog) {
+      config.put(FlinkCatalogFactory.ICEBERG_CATALOG_TYPE, "hadoop");
+    } else {
+      config.put(FlinkCatalogFactory.ICEBERG_CATALOG_TYPE, "hive");
+      config.put(CatalogProperties.URI, getURI(hiveConf));
+    }
+    config.put(CatalogProperties.WAREHOUSE_LOCATION, String.format("file://%s", warehouseRoot()));
+
+    this.flinkDatabase = catalogName + "." + DATABASE;
+    this.icebergNamespace =
+        Namespace.of(ArrayUtils.concat(baseNamespace.levels(), new String[] {DATABASE}));
+    sql("CREATE CATALOG %s WITH %s", catalogName, toWithClause(config));
+  }
+
+  @AfterEach
+  public void clean() {
+    dropCatalog(catalogName, true);
+  }
+
+  protected String warehouseRoot() {
+    if (isHadoopCatalog) {
+      return hadoopWarehouse.getAbsolutePath();
+    } else {
+      return hiveWarehouse.getAbsolutePath();
+    }
+  }
+
+  protected String getFullQualifiedTableName(String tableName) {
+    final List<String> levels = Lists.newArrayList(icebergNamespace.levels());
+    levels.add(tableName);
+    return Joiner.on('.').join(levels);
+  }
+
+  static String getURI(HiveConf conf) {
+    return conf.get(HiveConf.ConfVars.METASTOREURIS.varname);
+  }
+
+  static String toWithClause(Map<String, String> props) {
+    StringBuilder builder = new StringBuilder();
+    builder.append("(");
+    int propCount = 0;
+    for (Map.Entry<String, String> entry : props.entrySet()) {
+      if (propCount > 0) {
+        builder.append(",");
+      }
+      builder
+          .append("'")
+          .append(entry.getKey())
+          .append("'")
+          .append("=")
+          .append("'")
+          .append(entry.getValue())
+          .append("'");
+      propCount++;
+    }
+    builder.append(")");
+    return builder.toString();
+  }
+}