| 1 | /* | |
| 2 | This file is part of Combean. | |
| 3 | ||
| 4 | Combean is free software; you can redistribute it and/or modify | |
| 5 | it under the terms of the GNU General Public License as published by | |
| 6 | the Free Software Foundation; either version 2 of the License, or | |
| 7 | (at your option) any later version. | |
| 8 | ||
| 9 | Combean is distributed in the hope that it will be useful, | |
| 10 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
| 12 | GNU General Public License for more details. | |
| 13 | ||
| 14 | You should have received a copy of the GNU General Public License | |
| 15 | along with Foobar; if not, write to the Free Software | |
| 16 | Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | |
| 17 | */ | |
| 18 | package net.sourceforge.combean.test.util; | |
| 19 | ||
| 20 | import net.sourceforge.combean.util.GNestedIterator; | |
| 21 | ||
| 22 | class TestGNestedIterator extends GroovyTestCase { | |
| 23 | ||
| 24 | void testConstantInnerIteration() { | |
| 25 | 3 | List outerList = ["a", "b"]; |
| 26 | 3 | Range innerRange = 1..2; |
| 27 | ||
| 28 | 3 | GNestedIterator itNested = new GNestedIterator(outerList.iterator()) { |
| 29 | 6 | innerRange.iterator(); |
| 30 | } | |
| 31 | ||
| 32 | 3 | outerList.each{ outer -> |
| 33 | 6 | innerRange.each { inner -> |
| 34 | 12 | assertTrue(itNested.hasNext()); |
| 35 | 12 | Object innerObj = itNested.next(); |
| 36 | 12 | assertEquals(inner, innerObj); |
| 37 | } | |
| 38 | } | |
| 39 | 3 | assertFalse(itNested.hasNext()); |
| 40 | } | |
| 41 | ||
| 42 | void testVariableInnerIteration() { | |
| 43 | 3 | Range outerRange = 1..3; |
| 44 | ||
| 45 | 3 | GNestedIterator itNested = new GNestedIterator(outerRange.iterator()) { |
| 46 | 9 | (1..it).iterator(); |
| 47 | } | |
| 48 | ||
| 49 | 3 | outerRange.each{ outer -> |
| 50 | 9 | (1..outer).each { inner -> |
| 51 | 18 | assertTrue(itNested.hasNext()); |
| 52 | 18 | Object innerObj = itNested.next(); |
| 53 | 18 | assertEquals(inner, innerObj); |
| 54 | } | |
| 55 | } | |
| 56 | 3 | assertFalse(itNested.hasNext()); |
| 57 | } | |
| 58 | ||
| 59 | void testVariableIterationReturningIterables() { | |
| 60 | 3 | Range outerRange = 1..3; |
| 61 | ||
| 62 | 3 | GNestedIterator itNested = new GNestedIterator(outerRange) { 1..it } |
| 63 | ||
| 64 | 3 | outerRange.each{ outer -> |
| 65 | 9 | (1..outer).each { inner -> |
| 66 | 18 | assertTrue(itNested.hasNext()); |
| 67 | 18 | Object innerObj = itNested.next(); |
| 68 | 18 | assertEquals(inner, innerObj); |
| 69 | } | |
| 70 | } | |
| 71 | 3 | assertFalse(itNested.hasNext()); |
| 72 | } | |
| 73 | } |