/**

  * SQL-DK

  * Copyright © 2013 František Kučera (frantovo.cz)

  *

  * This program is free software: you can redistribute it and/or modify

  * it under the terms of the GNU General Public License as published by

  * the Free Software Foundation, either version 3 of the License, or

  * (at your option) any later version.

  *

  * This program is distributed in the hope that it will be useful,

  * but WITHOUT ANY WARRANTY; without even the implied warranty of

  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

  * GNU General Public License for more details.

  *

  * You should have received a copy of the GNU General Public License

  * along with this program. If not, see <http://www.gnu.org/licenses/>.

  */

 package info.globalcode.sql.dk;

 import info.globalcode.sql.dk.CLIParser.Tokens;

 import static info.globalcode.sql.dk.CLIParser.TYPE_NAME_SEPARATOR;

 import info.globalcode.sql.dk.InfoLister.InfoType;

 import java.io.ByteArrayInputStream;

 import java.util.Collection;

 import org.junit.jupiter.api.BeforeEach;

 import org.junit.jupiter.api.Test;

 import static org.junit.jupiter.api.Assertions.*;

 /**

  *

  * @author Ing. František Kučera (frantovo.cz)

  */

 public class CLIParserTest {

 	private static final String DATABASE_NAME_1 = "some database 1";

 	private static final String SQL_1 = "SELECT * FROM table1";

 	private static final String DATA_1 = "aaa";

 	private static final String DATA_2 = "bbb";

 	private static final String DATA_3 = "ccc";

 	private static final String NAME_1 = "param1";

 	private static final String NAME_2 = "param2";

 	private static final String NAME_3 = "param3";

 	private CLIParser parser;

 	@BeforeEach

 	public void setUpMethod() throws Exception {

 		parser = new CLIParser();

 	}

 	private CLIOptions parseOptions(String[] args) throws CLIParserException {

 		return parser.parseOptions(args, new ByteArrayInputStream("".getBytes()));

 	}

 	@Test

 	public void testParseOptions_QueryNow_NoParams() throws InvalidOptionsException, CLIParserException {

 		String[] args = new String[]{

 			Tokens.DB, DATABASE_NAME_1,

 			Tokens.SQL, SQL_1};

 		CLIOptions options = parseOptions(args);

 		options.validate();

 		assertEquals(options.getDatabaseName(), DATABASE_NAME_1);

 		assertEquals(options.getSql(), SQL_1);

 		assertEquals(options.getMode(), CLIOptions.MODE.QUERY_NOW);

 		assertTrue(options.getNamedParameters().isEmpty(), "Named parameters should be empty.");

 		assertTrue(options.getNumberedParameters().isEmpty(), "Numbered parameters should be empty.");

 	}

 	@Test

 	public void testParseOptions_QueryNow_Numbered() throws InvalidOptionsException, CLIParserException {

 		String[] args = new String[]{

 			Tokens.DB, DATABASE_NAME_1,

 			Tokens.SQL, SQL_1,

 			Tokens.DATA, DATA_1, DATA_2, DATA_3};

 		CLIOptions options = parseOptions(args);

 		options.validate();

 		assertEquals(options.getDatabaseName(), DATABASE_NAME_1);

 		assertEquals(options.getSql(), SQL_1);

 		assertEquals(options.getMode(), CLIOptions.MODE.QUERY_NOW);

 		assertEquals(options.getNumberedParameters().size(), 3);

 		assertEquals(options.getNumberedParameters().get(0).getValue(), DATA_1);

 		assertEquals(options.getNumberedParameters().get(1).getValue(), DATA_2);

 		assertEquals(options.getNumberedParameters().get(2).getValue(), DATA_3);

 		assertEquals(options.getNumberedParameters().get(0).getType(), Parameter.DEFAULT_TYPE);

 		assertEquals(options.getNumberedParameters().get(1).getType(), Parameter.DEFAULT_TYPE);

 		assertEquals(options.getNumberedParameters().get(2).getType(), Parameter.DEFAULT_TYPE);

 	}

 	@Test

 	public void testParseOptions_QueryNow_Numbered_withTypes() throws InvalidOptionsException, CLIParserException {

 		String[] args = new String[]{

 			Tokens.DB, DATABASE_NAME_1,

 			Tokens.SQL, SQL_1,

 			Tokens.TYPES, " INTEGER,VARCHAR, BOOLEAN",

 			Tokens.DATA, DATA_1, DATA_2, DATA_3};

 		CLIOptions options = parseOptions(args);

 		options.validate();

 		assertEquals(options.getDatabaseName(), DATABASE_NAME_1);

 		assertEquals(options.getSql(), SQL_1);

 		assertEquals(options.getMode(), CLIOptions.MODE.QUERY_NOW);

 		assertEquals(options.getNumberedParameters().size(), 3);

 		assertEquals(options.getNumberedParameters().get(0).getValue(), DATA_1);

 		assertEquals(options.getNumberedParameters().get(1).getValue(), DATA_2);

 		assertEquals(options.getNumberedParameters().get(2).getValue(), DATA_3);

 		assertEquals(options.getNumberedParameters().get(0).getType(), SQLType.INTEGER);

 		assertEquals(options.getNumberedParameters().get(1).getType(), SQLType.VARCHAR);

 		assertEquals(options.getNumberedParameters().get(2).getType(), SQLType.BOOLEAN);

 	}

 	@Test

 	public void testParseOptions_QueryNow_Named() throws InvalidOptionsException, CLIParserException {

 		String[] args = new String[]{

 			Tokens.DB, DATABASE_NAME_1,

 			Tokens.SQL, SQL_1,

 			Tokens.DATA_NAMED, NAME_1, DATA_1, NAME_2, DATA_2, NAME_3, DATA_3};

 		CLIOptions options = parseOptions(args);

 		options.validate();

 		assertEquals(options.getDatabaseName(), DATABASE_NAME_1);

 		assertEquals(options.getSql(), SQL_1);

 		assertEquals(options.getMode(), CLIOptions.MODE.QUERY_NOW);

 		assertEquals(options.getNamedParameters().size(), 3);

 		assertNamedParameter(options.getNamedParameters(), NAME_1, DATA_1, Parameter.DEFAULT_TYPE);

 		assertNamedParameter(options.getNamedParameters(), NAME_2, DATA_2, Parameter.DEFAULT_TYPE);

 		assertNamedParameter(options.getNamedParameters(), NAME_3, DATA_3, Parameter.DEFAULT_TYPE);

 	}

 	@Test

 	public void testParseOptions_QueryNow_Named_withTypes() throws InvalidOptionsException, CLIParserException {

 		String[] args = new String[]{

 			Tokens.DB, DATABASE_NAME_1,

 			Tokens.SQL, SQL_1,

 			Tokens.NAME_PREFIX, "$",

 			Tokens.TYPES, " " + NAME_1 + TYPE_NAME_SEPARATOR + "INTEGER" + "," + NAME_3 + TYPE_NAME_SEPARATOR + "BOOLEAN",

 			Tokens.DATA_NAMED, NAME_1, DATA_1, NAME_2, DATA_2, NAME_3, DATA_3};

 		CLIOptions options = parseOptions(args);

 		options.validate();

 		assertEquals(options.getDatabaseName(), DATABASE_NAME_1);

 		assertEquals(options.getSql(), SQL_1);

 		assertEquals(options.getMode(), CLIOptions.MODE.QUERY_NOW);

 		assertEquals(options.getNamedParameters().size(), 3);

 		assertNamedParameter(options.getNamedParameters(), NAME_1, DATA_1, SQLType.INTEGER);

 		assertNamedParameter(options.getNamedParameters(), NAME_2, DATA_2, Parameter.DEFAULT_TYPE);

 		assertNamedParameter(options.getNamedParameters(), NAME_3, DATA_3, SQLType.BOOLEAN);

 	}

 	private void assertNamedParameter(Collection<NamedParameter> params, String name, Object value, SQLType type) {

 		for (NamedParameter p : params) {

 			if (name.equals(p.getName())) {

 				assertEquals(p.getValue(), value, "value does not match – name: " + name);

 				assertEquals(p.getType(), type, "value does not match – name: " + name);

 				return;

 			}

 		}

 		fail("Named parameter not found: " + name);

 	}

 	@Test

 	public void testParseOptions_PrepareBatch() throws InvalidOptionsException, CLIParserException {

 		String[] args = new String[]{

 			Tokens.BATCH,

 			Tokens.SQL, SQL_1};

 		CLIOptions options = parseOptions(args);

 		options.validate();

 		assertEquals(options.getSql(), SQL_1);

 		assertEquals(options.getMode(), CLIOptions.MODE.PREPARE_BATCH);

 	}

 	@Test

 	public void testParseOptions_ExecuteBatch() throws InvalidOptionsException, CLIParserException {

 		String[] args = new String[]{

 			Tokens.BATCH,

 			Tokens.DB, DATABASE_NAME_1};

 		CLIOptions options = parseOptions(args);

 		options.validate();

 		assertEquals(options.getDatabaseName(), DATABASE_NAME_1);

 		assertEquals(options.getMode(), CLIOptions.MODE.EXECUTE_BATCH);

 	}

 	@Test

 	public void testParseOptions_ShowInfo_Help() throws InvalidOptionsException, CLIParserException {

 		String[] args = new String[]{Tokens.INFO_HELP};

 		CLIOptions options = parseOptions(args);

 		options.validate();

 		assertEquals(options.getMode(), CLIOptions.MODE.JUST_SHOW_INFO);

 		assertEquals(options.getShowInfo().size(), 1);

 		assertTrue(options.getShowInfo().contains(InfoType.HELP));

 	}

 }