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diff --git a/src/test/java/net/pterodactylus/sone/template/ImageAccessorTest.kt b/src/test/java/net/pterodactylus/sone/template/ImageAccessorTest.kt
new file mode 100644
index 0000000..eb692ba
--- /dev/null
+++ b/src/test/java/net/pterodactylus/sone/template/ImageAccessorTest.kt
@@ -0,0 +1,55 @@
+package net.pterodactylus.sone.template
+
+import net.pterodactylus.sone.data.Album
+import net.pterodactylus.sone.data.Image
+import net.pterodactylus.sone.test.mock
+import net.pterodactylus.sone.test.whenever
+import org.hamcrest.MatcherAssert.assertThat
+import org.hamcrest.Matchers.equalTo
+import org.hamcrest.Matchers.nullValue
+import org.junit.Before
+import org.junit.Test
+
+/**
+ * Unit test for [ImageAccessor].
+ */
+class ImageAccessorTest {
+
+	private val accessor = ImageAccessor()
+	private val album = mock<Album>()
+	private val images = listOf(mock<Image>(), mock<Image>())
+
+	@Before
+	fun setupImages() {
+		whenever(album.images).thenReturn(images)
+		images.forEach {
+			whenever(it.album).thenReturn(album)
+		}
+	}
+
+	@Test
+	fun `accessor returns next image for first image`() {
+		assertThat(accessor.get(null, images[0], "next"), equalTo<Any>(images[1]))
+	}
+
+	@Test
+	fun `accessor returns null for next image of second image`() {
+		assertThat(accessor.get(null, images[1], "next"), nullValue())
+	}
+
+	@Test
+	fun `accessor returns previous image for second image`() {
+		assertThat(accessor.get(null, images[1], "previous"), equalTo<Any>(images[0]))
+	}
+
+	@Test
+	fun `accessor returns null for previous image of first image`() {
+		assertThat(accessor.get(null, images[0], "previous"), nullValue())
+	}
+
+	@Test
+	fun `accessor uses reflection accessor for all other members`() {
+		assertThat(accessor.get(null, images[0], "hashCode"), equalTo<Any>(images[0].hashCode()))
+	}
+
+}