| class MapTest extends GroovyTestCase { |
| |
| void testMap() { |
| |
| m = [1:'one', '2':'two', 3:'three'] |
| |
| assert m.size() == 3 |
| assert m.get(1) == 'one' |
| assert m.get('2') == 'two' |
| assert m.get(3) == 'three' |
| |
| assert m.containsKey(1) |
| assert m.containsKey('2') |
| assert m.containsKey(3) |
| |
| assert m.containsValue('one') |
| assert m.containsValue('two') |
| assert m.containsValue('three') |
| |
| assert m.keySet().size() == 3 |
| assert m.values().size() == 3 |
| assert m.keySet().contains(1) |
| assert m.values().contains('one') |
| |
| m.remove(1) |
| m.remove('2') |
| |
| assert m.size() == 1 |
| assert m.get('1') == null |
| assert m.get('2') == null |
| |
| m.put('cheese', 'cheddar') |
| |
| assert m.size() == 2 |
| |
| assert m.containsKey("cheese") |
| assert m.containsValue("cheddar") |
| |
| |
| if ( m.containsKey("cheese") ) { |
| // ignore |
| } |
| else { |
| assert false : "should contain cheese!" |
| } |
| |
| if ( m.containsKey(3) ) { |
| // ignore |
| } |
| else { |
| assert false : "should contain 3!" |
| } |
| } |
| |
| void testEmptyMap() { |
| m = [:] |
| |
| assert m.size() == 0 |
| assert !m.containsKey("cheese") |
| |
| m.put("cheese", "cheddar") |
| |
| assert m.size() == 1 |
| assert m.containsKey("cheese") |
| } |
| |
| void testMapMutation() { |
| m = [ 'abc' : 'def', 'def' : 134, 'xyz' : 'zzz' ] |
| |
| assert m['unknown'] == null |
| |
| assert m['def'] == 134 |
| |
| println(m['xyz']) |
| |
| m['def'] = 'cafebabe' |
| |
| assert m['def'] == 'cafebabe' |
| |
| assert m.size() == 3 |
| |
| m.remove('def') |
| |
| assert m['def'] == null |
| assert m.size() == 2 |
| } |
| } |
