pterodactylus/sone/template/ImageAccessorTest.kt

   1 package net.pterodactylus.sone.template
   2
   3 import net.pterodactylus.sone.data.Album
   4 import net.pterodactylus.sone.data.Image
   5 import net.pterodactylus.sone.test.mock
   6 import net.pterodactylus.sone.test.whenever
   7 import org.hamcrest.MatcherAssert.assertThat
   8 import org.hamcrest.Matchers.equalTo
   9 import org.hamcrest.Matchers.nullValue
  10 import org.junit.Before
  11 import org.junit.Test
  12
  13 /**
  14  * Unit test for [ImageAccessor].
  15  */
  16 class ImageAccessorTest {
  17
  18         private val accessor = ImageAccessor()
  19         private val album = mock<Album>()
  20         private val images = listOf(mock<Image>(), mock())
  21
  22         @Before
  23         fun setupImages() {
  24                 whenever(album.images).thenReturn(images)
  25                 images.forEach {
  26                         whenever(it.album).thenReturn(album)
  27                 }
  28         }
  29
  30         @Test
  31         fun `accessor returns next image for first image`() {
  32                 assertThat(accessor.get(null, images[0], "next"), equalTo<Any>(images[1]))
  33         }
  34
  35         @Test
  36         fun `accessor returns null for next image of second image`() {
  37                 assertThat(accessor.get(null, images[1], "next"), nullValue())
  38         }
  39
  40         @Test
  41         fun `accessor returns previous image for second image`() {
  42                 assertThat(accessor.get(null, images[1], "previous"), equalTo<Any>(images[0]))
  43         }
  44
  45         @Test
  46         fun `accessor returns null for previous image of first image`() {
  47                 assertThat(accessor.get(null, images[0], "previous"), nullValue())
  48         }
  49
  50         @Test
  51         fun `accessor uses reflection accessor for all other members`() {
  52                 assertThat(accessor.get(null, images[0], "hashCode"), equalTo<Any>(images[0].hashCode()))
  53         }
  54
  55 }