package de.superx.common;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;

import java.sql.ResultSetMetaData;
import java.sql.SQLException;

import org.junit.Test;
import org.mockito.Mock;
import org.mockito.Mockito;

/**
 * Class to test {@link de.superx.common.SxResultSet}
 * @author hiber
 *
 */
public class SxResultRowTest {

    private SxResultSet sxResultSet = new SxResultSet();

    private final String[] TEST_COLUMN_NAMES = new String[] { "Test 1", "Test 2", "Test 3" };

    @Mock
    private ResultSetMetaData resultSetMetaData;

    @Test
    public void testConstructor() {
	assertNotNull("SxResultSet not null", this.sxResultSet);
    }
    
    /**
     * Method to test {@link de.superx.common.SxResultSet#setColumnNames(String[])}
     * @author hiber
     */
    @Test
    public void testSetAndGetColumnNamesWithStringArray() {
	this.sxResultSet.setColumnNames(this.TEST_COLUMN_NAMES);
	for (int i = 0; i < this.TEST_COLUMN_NAMES.length; i++) {
	    String resultColumnName = this.sxResultSet.getColumnName(i);
	    assertEquals("value equals passed value", this.TEST_COLUMN_NAMES[i], resultColumnName);
	}
    }

    /**
     * Method to test {@link de.superx.common.SxResultSet#setColumnNames(ResultSetMetaData)}
     * @author hiber
     */
    @Test
    public void testSetAndGetColumnNamesWithResultSetMetaData() throws SQLException {
	this.resultSetMetaData = Mockito.mock(ResultSetMetaData.class);
	Mockito.when(Integer.valueOf(this.resultSetMetaData.getColumnCount())).thenReturn(Integer.valueOf(this.TEST_COLUMN_NAMES.length));
	Mockito.when(this.resultSetMetaData.getColumnName(1)).thenReturn(this.TEST_COLUMN_NAMES[0]);
	Mockito.when(this.resultSetMetaData.getColumnName(2)).thenReturn(this.TEST_COLUMN_NAMES[1]);
	Mockito.when(this.resultSetMetaData.getColumnName(3)).thenReturn(this.TEST_COLUMN_NAMES[2]);
	
	this.sxResultSet.setColumnNames(this.resultSetMetaData);
	
	for (int i = 0; i < this.TEST_COLUMN_NAMES.length; i++) {
	    String resultColumnName = this.sxResultSet.getColumnName(i);
	    assertEquals("value equals passed value", this.TEST_COLUMN_NAMES[i], resultColumnName);
	}
    }

}