src/test/java/net/pterodactylus/sone/text/PartContainerTest.java

   1 /*
   2  * Sone - PartContainerTest.java - Copyright © 2013 David Roden
   3  *
   4  * This program 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 3 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program 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 this program.  If not, see <http://www.gnu.org/licenses/>.
  16  */
  17
  18 package net.pterodactylus.sone.text;
  19
  20 import static org.hamcrest.MatcherAssert.assertThat;
  21 import static org.hamcrest.Matchers.contains;
  22 import static org.hamcrest.Matchers.is;
  23
  24 import java.util.Iterator;
  25 import java.util.NoSuchElementException;
  26
  27 import org.hamcrest.Description;
  28 import org.hamcrest.Matcher;
  29 import org.hamcrest.TypeSafeMatcher;
  30 import org.junit.Before;
  31 import org.junit.Test;
  32
  33 /**
  34  * Unit test for {@link PartContainer}.
  35  *
  36  * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
  37  */
  38 public class PartContainerTest {
  39
  40         private final PartContainer partContainer = new PartContainer();
  41
  42         @Before
  43         public void setup() {
  44                 partContainer.add(createPart("Test!"));
  45                 partContainer.add(createPart(" More Test!"));
  46         }
  47
  48         @Test
  49         public void partContainerIsNotAPlainTextPart() {
  50                 assertThat(partContainer.isPlainText(), is(false));
  51         }
  52
  53         @Test
  54         public void partContainerIsNotAFreenetLink() {
  55                 assertThat(partContainer.isFreenetLink(), is(false));
  56         }
  57
  58         @Test
  59         public void partContainerCanReturnContainedParts() {
  60                 assertThat(partContainer, contains(matchesPart("Test!"), matchesPart(" More Test!")));
  61         }
  62
  63         @Test
  64         public void partContainerCanReturnSpecificParts() {
  65                 assertThat(partContainer.getPart(0), matchesPart("Test!"));
  66                 assertThat(partContainer.getPart(1), matchesPart(" More Test!"));
  67         }
  68
  69         @Test
  70         public void partContainerKnowsTheNumberOfContainedParts() {
  71                 assertThat(partContainer.size(), is(2));
  72         }
  73
  74         @Test
  75         public void partContainerReturnsNestedPartsWhenIteratingOverIt() {
  76                 addNestedPartContainer();
  77                 assertThat(partContainer, contains(matchesPart("Test!"), matchesPart(" More Test!"), matchesPart(" (nested)")));
  78         }
  79
  80         @Test(expected = NoSuchElementException.class)
  81         public void throwsExceptionWhenIteratingOverTheEndOfTheIterator() {
  82                 Iterator<Part> parts = partContainer.iterator();
  83                 parts.next();
  84                 parts.next();
  85                 parts.next();
  86         }
  87
  88         @Test
  89         public void removingElementsFromTheIteratorDoesNotRemoveThemFromTheContainer() {
  90                 Iterator<Part> parts = partContainer.iterator();
  91                 parts.remove();
  92                 assertThat(partContainer.size(), is(2));
  93         }
  94
  95         @Test
  96         public void textOfContainedPartsIsConcatenated() {
  97                 addNestedPartContainer();
  98                 assertThat(partContainer.getText(), is("Test! More Test! (nested)"));
  99         }
 100
 101         @Test
 102         public void partsCanBeRemoved() {
 103                 partContainer.removePart(1);
 104                 assertThat(partContainer, contains(matchesPart("Test!")));
 105         }
 106
 107         private void addNestedPartContainer() {
 108                 Part nestedPart = createPart(" (nested)");
 109                 PartContainer nestedContainer = new PartContainer();
 110                 nestedContainer.add(nestedPart);
 111                 partContainer.add(nestedContainer);
 112         }
 113
 114         private static Matcher<Part> matchesPart(final String text) {
 115                 return new TypeSafeMatcher<Part>() {
 116                         @Override
 117                         protected boolean matchesSafely(Part part) {
 118                                 return part.getText().equals(text);
 119                         }
 120
 121                         @Override
 122                         public void describeTo(Description description) {
 123                                 description.appendValue(text);
 124                         }
 125                 };
 126         }
 127
 128         private static Part createPart(final String text) {
 129                 return new Part() {
 130                         @Override
 131                         public String getText() {
 132                                 return text;
 133                         }
 134
 135                         @Override
 136                         public boolean isPlainText() {
 137                                 return true;
 138                         }
 139
 140                         @Override
 141                         public boolean isFreenetLink() {
 142                                 return false;
 143                         }
 144                 };
 145         }
 146
 147 }