/**
    * Copyright 2011 The Kuali Foundation Licensed under the
    * Educational Community 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.osedu.org/licenses/ECL-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.kuali.common.impex.schema.impl;
  
  import java.util.ArrayList;
  import java.util.Arrays;
  import java.util.Collections;
  import java.util.List;
  
  import org.junit.Test;
  import org.kuali.common.impex.model.Table;
  import org.kuali.common.impex.schema.impl.oracle.OracleTableSqlProducer;
  
  import static junit.framework.Assert.assertEquals;
  import static junit.framework.Assert.fail;
  
  public class TestOracleTableSqlProducer {
  
      private final static String[] EXPECTED_SIMPLE_SQL = {"DECLARE temp NUMBER;\n" +
              "BEGIN\n" +
              "\tSELECT COUNT(*) INTO temp FROM user_tables WHERE table_name = 'FOO_T';\n" +
              "\tIF temp > 0 THEN EXECUTE IMMEDIATE 'DROP TABLE FOO_T CASCADE CONSTRAINTS PURGE'; END IF;\n" +
              "END;\n",
  
              "CREATE TABLE FOO_T\n" +
              "(\n" +
              "\tID VARCHAR2(36),\n" +
              "\tCREATETIME TIMESTAMP NOT NULL,\n" +
              "\tFOO_COUNT NUMBER(10),\n" +
              "\tNAME VARCHAR2(255),\n" +
              "\tCONSTRAINT FOO_U1_NAME UNIQUE (NAME)\n" +
              ")\n",
  
              "ALTER TABLE FOO_T\n" +
              "\tADD CONSTRAINT FOO_TP1\n" +
              "PRIMARY KEY (ID)\n"
      };
  
  
  
      @Test
      public void simpleTableTest() {
  
          OracleTableSqlProducer producer = new OracleTableSqlProducer();
  
          producer.setMappingProvider(new NoOpProvider());
  
          Table table = MockDataUtil.buildSimpleTable();
  
          List<String> results = producer.getTablesSql(Collections.singletonList(table));
  
          assertEquals(EXPECTED_SIMPLE_SQL.length, results.size());
  
          List<String> expected = Arrays.asList(EXPECTED_SIMPLE_SQL);
  
          List<String> foundExpected = new ArrayList<String>(expected);
          for (String e : expected) {
              if(results.contains(e)) {
                  foundExpected.remove(e);
              }
              else {
                  fail("Expected sql statment **" + e + "** not found in generated statements.");
              }
          }
  
          if(!foundExpected.isEmpty()) {
              fail("Following expected sql statements not found in generated statements: \n" + foundExpected.toString());
          }
  
      }
  
  }