@Test public void testAlterTable() throws Exception { // CREATE_TABLE TableDesc tableRenameTestDesc = createMockupTable("default", "mycooltable"); catalog.createTable(tableRenameTestDesc); // RENAME_TABLE catalog.alterTable(createMockAlterTableName()); assertTrue(catalog.existsTable("default", "mynewcooltable")); // RENAME_COLUMN catalog.alterTable(createMockAlterTableRenameColumn()); TableDesc columnRenameDesc = catalog.getTableDesc("default", "mynewcooltable"); assertTrue(columnRenameDesc.getSchema().containsByName("ren" + FieldName1)); // ADD_COLUMN catalog.alterTable(createMockAlterTableAddColumn()); TableDesc addColumnDesc = catalog.getTableDesc("default", "mynewcooltable"); assertTrue(addColumnDesc.getSchema().containsByName("mynewcol")); // SET_PROPERTY TableDesc setPropertyDesc = catalog.getTableDesc("default", "mynewcooltable"); KeyValueSet options = new KeyValueSet(); options.set("timezone", "GMT+9"); // Seoul, Korea setPropertyDesc.setMeta(new TableMeta("TEXT", options)); String prevTimeZone = setPropertyDesc.getMeta().getProperty("timezone"); String newTimeZone = "GMT-7"; // Silicon Valley, California catalog.alterTable(createMockAlterTableSetProperty(newTimeZone)); setPropertyDesc = catalog.getTableDesc("default", "mynewcooltable"); assertNotEquals(prevTimeZone, setPropertyDesc.getMeta().getProperty("timezone")); assertEquals(newTimeZone, setPropertyDesc.getMeta().getProperty("timezone")); // UNSET_PROPERTY catalog.alterTable(createMockAlterTableUnsetProperty(Sets.newHashSet("dummy"))); setPropertyDesc = catalog.getTableDesc("default", "mynewcooltable"); assertTrue(setPropertyDesc.getMeta().getPropertySet().containsKey("timezone")); assertFalse(setPropertyDesc.getMeta().getPropertySet().containsKey("dummy")); }