src/test/java/net/pterodactylus/sone/core/SoneParserTest.java

   1 package net.pterodactylus.sone.core;
   2
   3 import static com.google.common.base.Optional.absent;
   4 import static com.google.common.base.Optional.fromNullable;
   5 import static com.google.common.base.Optional.of;
   6 import static java.lang.String.format;
   7 import static org.hamcrest.CoreMatchers.is;
   8 import static org.hamcrest.CoreMatchers.notNullValue;
   9 import static org.hamcrest.CoreMatchers.nullValue;
  10 import static org.hamcrest.MatcherAssert.assertThat;
  11 import static org.mockito.Matchers.anyString;
  12 import static org.mockito.Mockito.mock;
  13 import static org.mockito.Mockito.when;
  14
  15 import java.io.ByteArrayInputStream;
  16 import java.io.InputStream;
  17 import java.io.UnsupportedEncodingException;
  18
  19 import net.pterodactylus.sone.data.Client;
  20 import net.pterodactylus.sone.data.Image;
  21 import net.pterodactylus.sone.data.Sone;
  22 import net.pterodactylus.sone.database.Database;
  23 import net.pterodactylus.sone.database.SoneBuilder.SoneCreated;
  24 import net.pterodactylus.sone.database.memory.MemoryDatabase;
  25
  26 import com.google.common.base.Joiner;
  27 import com.google.common.base.Optional;
  28 import org.junit.Test;
  29
  30 /**
  31  * Unit test for {@link SoneParser}.
  32  *
  33  * @author <a href="mailto:d.roden@xplosion.de">David Roden</a>
  34  */
  35 public class SoneParserTest {
  36
  37         private final Core core = mock(Core.class);
  38         private final Database database = new MemoryDatabase(null);
  39         private final Sone originalSone = database.newSoneBuilder().by("test").using(new Client("TestClient", "1.0")).build(Optional.<SoneCreated>absent());
  40         private final SoneXmlBuilder soneXmlBuilder = new SoneXmlBuilder();
  41         private final SoneParser soneParser = new SoneParser();
  42
  43         public SoneParserTest() {
  44                 Optional<Image> image = mock(Optional.class);
  45                 when(core.getImage(anyString())).thenReturn(image);
  46         }
  47
  48         @Test
  49         public void verifyThatAnInvalidXmlDocumentIsNotParsed() throws UnsupportedEncodingException {
  50                 assertThat(soneParser.parseSone(database, originalSone, getInputStream("<xml>This is not valid XML.</invalid>")), nullValue());
  51         }
  52
  53         @Test
  54         public void verifyThatANegativeProtocolVersionCausesAnError() {
  55                 assertThat(soneParser.parseSone(database, originalSone, soneXmlBuilder.setProtocolVersion("-1").get()), nullValue());
  56         }
  57
  58         @Test
  59         public void verifyThatATooLargeProtocolVersionCausesAnError() {
  60                 assertThat(soneParser.parseSone(database, originalSone, soneXmlBuilder.setProtocolVersion("1").get()), nullValue());
  61         }
  62
  63         @Test
  64         public void verifyThatAMissingClientCausesTheOriginalClientToBeUsed() {
  65                 Sone sone = soneParser.parseSone(database, originalSone, soneXmlBuilder.removeClientInformation().get());
  66                 assertThat(sone, notNullValue());
  67                 assertThat(sone.getClient(), notNullValue());
  68                 assertThat(sone.getClient(), is(originalSone.getClient()));
  69         }
  70
  71         @Test
  72         public void verifyThatTheCreatedSoneMeetsAllExpectations() {
  73                 Sone sone = soneParser.parseSone(database, originalSone, soneXmlBuilder.get());
  74                 assertThat(sone, notNullValue());
  75                 assertThat(sone.getTime(), is(1000L));
  76                 assertThat(sone.getClient(), notNullValue());
  77                 assertThat(sone.getClient().getName(), is("Test-Client"));
  78                 assertThat(sone.getClient().getVersion(), is("1.0"));
  79                 assertThat(sone.getProfile(), notNullValue());
  80                 assertThat(sone.getProfile().getFirstName(), is("First"));
  81                 assertThat(sone.getProfile().getMiddleName(), is("M."));
  82                 assertThat(sone.getProfile().getLastName(), is("Last"));
  83                 assertThat(sone.getProfile().getBirthYear(), is(2000));
  84                 assertThat(sone.getProfile().getBirthMonth(), is(9));
  85                 assertThat(sone.getProfile().getBirthDay(), is(13));
  86                 assertThat(sone.getProfile().getAvatar(), is("avatar-id"));
  87         }
  88
  89         public InputStream getInputStream(String content) throws UnsupportedEncodingException {
  90                 return new ByteArrayInputStream(content.getBytes("UTF-8"));
  91         }
  92
  93         private static class SoneXmlBuilder {
  94
  95                 private Optional<Long> time = of(1000L);
  96                 private Optional<String> protocolVersion = of("0");
  97                 private Optional<String> clientInformation = of("<name>Test-Client</name><version>1.0</version>");
  98                 private Optional<String> profile = of(Joiner.on("").join(
  99                                 "<first-name>First</first-name>",
 100                                 "<middle-name>M.</middle-name>",
 101                                 "<last-name>Last</last-name>",
 102                                 "<birth-year>2000</birth-year>",
 103                                 "<birth-month>9</birth-month>",
 104                                 "<birth-day>13</birth-day>",
 105                                 "<avatar>avatar-id</avatar>",
 106                                 "<fields>",
 107                                 "<field><field-name>Custom Field</field-name><field-value>Custom Value</field-value></field>",
 108                                 "</fields>"
 109                 ));
 110                 private Optional<String> posts = of("<post><id>post-id</id><time>1</time><recipient>recipient</recipient><text>Hello!</text></post>");
 111                 private Optional<String> replies = of("<reply><id>reply-id</id><post-id>post-id</post-id><time>2</time><text>Reply!</text></reply>");
 112
 113                 public SoneXmlBuilder removeTime() {
 114                         time = absent();
 115                         return this;
 116                 }
 117
 118                 public SoneXmlBuilder setProtocolVersion(String protocolVersion) {
 119                         this.protocolVersion = fromNullable(protocolVersion);
 120                         return this;
 121                 }
 122
 123                 public SoneXmlBuilder removeProtocolVersion() {
 124                         this.protocolVersion = absent();
 125                         return this;
 126                 }
 127
 128                 public SoneXmlBuilder setClientInformation(String name, String version) {
 129                         clientInformation = of("<name>" + name + "</name><version>" + version + "</version>");
 130                         return this;
 131                 }
 132
 133                 public SoneXmlBuilder removeClientInformation() {
 134                         clientInformation = absent();
 135                         return this;
 136                 }
 137
 138                 public SoneXmlBuilder removeProfile() {
 139                         profile = absent();
 140                         return this;
 141                 }
 142
 143                 public SoneXmlBuilder removePost() {
 144                         posts = absent();
 145                         return this;
 146                 }
 147
 148                 public SoneXmlBuilder removeReply() {
 149                         replies = absent();
 150                         return this;
 151                 }
 152
 153                 public InputStream get() {
 154                         StringBuilder content = new StringBuilder();
 155                         content.append("<sone>");
 156                         if (time.isPresent()) {
 157                                 content.append(createXmlElement("time", String.valueOf(time.get())));
 158                         }
 159                         if (protocolVersion.isPresent()) {
 160                                 content.append(createXmlElement("protocol-version", protocolVersion.get()));
 161                         }
 162                         if (clientInformation.isPresent()) {
 163                                 content.append(createXmlElement("client", clientInformation.get()));
 164                         }
 165                         if (profile.isPresent()) {
 166                                 content.append(createXmlElement("profile", profile.get()));
 167                         }
 168                         if (posts.isPresent()) {
 169                                 content.append(createXmlElement("posts", posts.get()));
 170                         }
 171                         content.append("</sone>");
 172                         try {
 173                                 String xmlString = content.toString();
 174                                 System.out.println(xmlString);
 175                                 return new ByteArrayInputStream(xmlString.getBytes("UTF-8"));
 176                         } catch (UnsupportedEncodingException e) {
 177                                 /* ignore. */
 178                         }
 179                         return null;
 180                 }
 181
 182                 private String createXmlElement(String xmlElement, String content) {
 183                         return format("<%s>%s</%1$s>", xmlElement, content);
 184                 }
 185
 186         }
 187
 188 }