From: David ‘Bombe’ Roden <bombe@pterodactylus.net>
Date: Sun, 3 Aug 2014 16:31:35 +0000 (+0200)
Subject: Add unit test for sone rescuer.
X-Git-Tag: 0.9-rc1^2~3^2~174
X-Git-Url: https://git.pterodactylus.net/?a=commitdiff_plain;h=126fa9d675614e9d2da4217fba1d565d478c0999;p=Sone.git

Add unit test for sone rescuer.
---

diff --git a/src/test/java/net/pterodactylus/sone/core/SoneRescuerTest.java b/src/test/java/net/pterodactylus/sone/core/SoneRescuerTest.java
new file mode 100644
index 0000000..ede6f13
--- /dev/null
+++ b/src/test/java/net/pterodactylus/sone/core/SoneRescuerTest.java
@@ -0,0 +1,136 @@
+package net.pterodactylus.sone.core;
+
+import static org.hamcrest.MatcherAssert.assertThat;
+import static org.hamcrest.Matchers.is;
+import static org.mockito.Matchers.any;
+import static org.mockito.Matchers.eq;
+import static org.mockito.Mockito.doAnswer;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.never;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+
+import net.pterodactylus.sone.data.Sone;
+
+import freenet.keys.FreenetURI;
+
+import org.junit.Before;
+import org.junit.Test;
+import org.mockito.invocation.InvocationOnMock;
+import org.mockito.stubbing.Answer;
+
+/**
+ * Unit test for {@link SoneRescuer}.
+ *
+ * @author <a href="mailto:bombe@pterodactylus.net">David ‘Bombe’ Roden</a>
+ */
+public class SoneRescuerTest {
+
+	private static final long CURRENT_EDITION = 12L;
+	private static final long SOME_OTHER_EDITION = 15L;
+	private final Core core = mock(Core.class);
+	private final SoneDownloader soneDownloader = mock(SoneDownloader.class);
+	private final Sone sone = mock(Sone.class);
+	private SoneRescuer soneRescuer;
+
+	@Before
+	public void setupSone() {
+		FreenetURI soneUri = mock(FreenetURI.class);
+		when(soneUri.getEdition()).thenReturn(CURRENT_EDITION);
+		when(sone.getRequestUri()).thenReturn(soneUri);
+	}
+
+	@Before
+	public void setupSoneRescuer() {
+		soneRescuer = new SoneRescuer(core, soneDownloader, sone);
+	}
+
+	@Test
+	public void newSoneRescuerIsNotFetchingAnything() {
+		assertThat(soneRescuer.isFetching(), is(false));
+	}
+
+	@Test
+	public void newSoneRescuerStartsAtCurrentEditionOfSone() {
+		assertThat(soneRescuer.getCurrentEdition(), is(CURRENT_EDITION));
+	}
+
+	@Test
+	public void newSoneRescuerHasANextEditionToGet() {
+		assertThat(soneRescuer.hasNextEdition(), is(true));
+	}
+
+	@Test
+	public void soneRescuerDoesNotHaveANextEditionIfCurrentEditionIsZero() {
+		when(sone.getRequestUri().getEdition()).thenReturn(0L);
+		soneRescuer = new SoneRescuer(core, soneDownloader, sone);
+		assertThat(soneRescuer.hasNextEdition(), is(false));
+	}
+
+	@Test
+	public void nextEditionIsOneSmallerThanTheCurrentEdition() {
+		assertThat(soneRescuer.getNextEdition(), is(CURRENT_EDITION - 1));
+	}
+
+	@Test
+	public void currentEditionCanBeSet() {
+		soneRescuer.setEdition(SOME_OTHER_EDITION);
+		assertThat(soneRescuer.getCurrentEdition(), is(SOME_OTHER_EDITION));
+	}
+
+	@Test
+	public void lastFetchOfANewSoneRescuerWasSuccessful() {
+		assertThat(soneRescuer.isLastFetchSuccessful(), is(true));
+	}
+
+	@Test
+	public void mainLoopStopsWhenItShould() {
+		soneRescuer.stop();
+		soneRescuer.serviceRun();
+	}
+
+	@Test
+	public void successfulInsert() {
+		final Sone fetchedSone = mock(Sone.class);
+		returnUriOnInsert(fetchedSone);
+		soneRescuer.startNextFetch();
+		soneRescuer.serviceRun();
+		verify(core).lockSone(eq(sone));
+		verify(core).updateSone(eq(fetchedSone), eq(true));
+		assertThat(soneRescuer.isLastFetchSuccessful(), is(true));
+		assertThat(soneRescuer.isFetching(), is(false));
+	}
+
+	@Test
+	public void nonSuccessfulInsertIsRecognized() {
+		returnUriOnInsert(null);
+		soneRescuer.startNextFetch();
+		soneRescuer.serviceRun();
+		verify(core).lockSone(eq(sone));
+		verify(core, never()).updateSone(any(Sone.class), eq(true));
+		assertThat(soneRescuer.isLastFetchSuccessful(), is(false));
+		assertThat(soneRescuer.isFetching(), is(false));
+	}
+
+	private void returnUriOnInsert(final Sone fetchedSone) {
+		FreenetURI keyWithMetaStrings = setupFreenetUri();
+		doAnswer(new Answer<Sone>() {
+			@Override
+			public Sone answer(InvocationOnMock invocation) throws Throwable {
+				soneRescuer.stop();
+				return fetchedSone;
+			}
+		}).when(soneDownloader).fetchSone(eq(sone), eq(keyWithMetaStrings), eq(true));
+	}
+
+	private FreenetURI setupFreenetUri() {
+		FreenetURI sskKey = mock(FreenetURI.class);
+		FreenetURI keyWithDocName = mock(FreenetURI.class);
+		FreenetURI keyWithMetaStrings = mock(FreenetURI.class);
+		when(keyWithDocName.setMetaString(eq(new String[] { "sone.xml" }))).thenReturn(keyWithMetaStrings);
+		when(sskKey.setDocName(eq("Sone-" + CURRENT_EDITION))).thenReturn(keyWithDocName);
+		when(sone.getRequestUri().setKeyType(eq("SSK"))).thenReturn(sskKey);
+		return keyWithMetaStrings;
+	}
+
+}