marton-bod commented on a change in pull request #2565:
URL: https://github.com/apache/iceberg/pull/2565#discussion_r629239615
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File path: mr/src/test/java/org/apache/iceberg/mr/TestCatalogs.java
##########
@@ -191,91 +191,103 @@ public void testCreateDropTableToCatalog() throws
IOException {
}
@Test
- public void testLoadCatalog() throws IOException {
- conf.set(InputFormatConfig.CATALOG, Catalogs.LOCATION);
- Assert.assertFalse(Catalogs.loadCatalog(conf, null).isPresent());
+ public void testLoadCatalog_legacy_default() {
+ Optional<Catalog> defaultCatalog = Catalogs.loadCatalog(conf, null);
+ Assert.assertTrue(defaultCatalog.isPresent());
+ Assert.assertTrue(defaultCatalog.get() instanceof HiveCatalog);
+ }
- String nonExistentCatalogType = "fooType";
+ @Test
+ public void testLoadCatalog_legacy_hive() {
+ conf.set(InputFormatConfig.CATALOG, CatalogUtil.ICEBERG_CATALOG_TYPE_HIVE);
+ Optional<Catalog> hiveCatalog = Catalogs.loadCatalog(conf, null);
+ Assert.assertTrue(hiveCatalog.isPresent());
+ Assert.assertTrue(hiveCatalog.get() instanceof HiveCatalog);
+ }
- conf.set(InputFormatConfig.CATALOG, nonExistentCatalogType);
- AssertHelpers.assertThrows(
- "should complain about catalog not supported",
UnsupportedOperationException.class,
- "Unknown catalog type", () -> Catalogs.loadCatalog(conf, null));
+ @Test
+ public void testLoadCatalog_legacy_location() {
+ conf.set(InputFormatConfig.CATALOG, Catalogs.LOCATION);
+ Assert.assertFalse(Catalogs.loadCatalog(conf, null).isPresent());
+ }
+ @Test
+ public void testLoadCatalog_legacy_hadoop() {
conf.set(InputFormatConfig.CATALOG,
CatalogUtil.ICEBERG_CATALOG_TYPE_HADOOP);
conf.set(InputFormatConfig.HADOOP_CATALOG_WAREHOUSE_LOCATION,
"/tmp/mylocation");
Optional<Catalog> hadoopCatalog = Catalogs.loadCatalog(conf, null);
-
Assert.assertTrue(hadoopCatalog.isPresent());
Assert.assertTrue(hadoopCatalog.get() instanceof HadoopCatalog);
+ }
- conf.set(InputFormatConfig.CATALOG, CatalogUtil.ICEBERG_CATALOG_TYPE_HIVE);
- Optional<Catalog> hiveCatalog = Catalogs.loadCatalog(conf, null);
-
- Assert.assertTrue(hiveCatalog.isPresent());
- Assert.assertTrue(hiveCatalog.get() instanceof HiveCatalog);
-
- conf.set(InputFormatConfig.CATALOG, Catalogs.LOCATION);
- Assert.assertFalse(Catalogs.loadCatalog(conf, null).isPresent());
+ @Test
+ public void testLoadCatalog_legacy_unknown() {
+ conf.set(InputFormatConfig.CATALOG, "fooType");
+ AssertHelpers.assertThrows(
+ "should complain about catalog not supported",
UnsupportedOperationException.class,
+ "Unknown catalog type", () -> Catalogs.loadCatalog(conf, null));
+ }
- // arbitrary catalog name with non existent catalog type
+ @Test
+ public void testLoadCatalog_unknown() {
String catalogName = "barCatalog";
- conf.unset(InputFormatConfig.CATALOG);
- conf.set(String.format(InputFormatConfig.CATALOG_TYPE_TEMPLATE,
catalogName), nonExistentCatalogType);
+ conf.set(InputFormatConfig.catalogTypeConfigKey(catalogName), "fooType");
AssertHelpers.assertThrows(
"should complain about catalog not supported",
UnsupportedOperationException.class,
"Unknown catalog type:", () -> Catalogs.loadCatalog(conf,
catalogName));
+ }
- // arbitrary catalog name with hadoop catalog type and default warehouse
location
- conf.set(String.format(InputFormatConfig.CATALOG_TYPE_TEMPLATE,
catalogName),
- CatalogUtil.ICEBERG_CATALOG_TYPE_HADOOP);
- hadoopCatalog = Catalogs.loadCatalog(conf, catalogName);
-
+ @Test
+ public void testLoadCatalog_hadoop_warehouseLocation() {
+ String catalogName = "barCatalog";
+ conf.set(InputFormatConfig.catalogTypeConfigKey(catalogName),
CatalogUtil.ICEBERG_CATALOG_TYPE_HADOOP);
+ conf.set(InputFormatConfig.catalogWarehouseConfigKey(catalogName),
"/tmp/mylocation");
+ Optional<Catalog> hadoopCatalog = Catalogs.loadCatalog(conf, catalogName);
Assert.assertTrue(hadoopCatalog.isPresent());
Assert.assertTrue(hadoopCatalog.get() instanceof HadoopCatalog);
+ Assert.assertEquals("HadoopCatalog{name=barCatalog,
location=/tmp/mylocation}", hadoopCatalog.get().toString());
Review comment:
I think hardcoding the toString in the assert can become brittle and
difficult to maintain over time. Shouldn't we add a `warehouseLocation()`
method to `HadoopCatalog`, and then assert for `catalog.name()` and
`((HadoopCatalog) catalog).warehouseLocation()` for the same effect?
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