@Test
public void testGetColumnMapping() {
String[] columnMapping = strat.getColumnMapping();
assertNotNull(columnMapping);
assertEquals(0, columnMapping.length);
String[] columns = new String[] {"name", "orderNumber", "id"};
strat.setColumnMapping(columns);
columnMapping = strat.getColumnMapping();
assertNotNull(columnMapping);
assertEquals(3, columnMapping.length);
assertArrayEquals(columns, columnMapping);
}
@Test
public void getColumnNamesWhenEmptyMapping() {
strat.setColumnMapping();
assertEquals(null, strat.getColumnName(0));
assertArrayEquals(new String[0], strat.getColumnMapping());
}
@Test
public void getColumnNamesWhenNullArray() {
strat.setColumnMapping((String[]) null);
assertEquals(null, strat.getColumnName(0));
assertEquals(null, strat.getColumnName(1));
assertArrayEquals(new String[0], strat.getColumnMapping());
}
@Test
public void getColumnNamesWhenNullColumnName() {
String[] columns = {null};
strat.setColumnMapping(columns);
assertEquals(null, strat.getColumnName(0));
assertEquals(null, strat.getColumnName(1));
assertArrayEquals(columns, strat.getColumnMapping());
}
@Test
public void testGetColumnNamesArray() {
strat.setColumnMapping("name", null, "id");
String[] mapping = strat.getColumnMapping();
assertEquals(3, mapping.length);
assertEquals("name", mapping[0]);
assertEquals(null, mapping[1]);
assertEquals("id", mapping[2]);
}