Add failure cache to element loader

[Sone.git] / src / test / kotlin / net / pterodactylus / sone / core / DefaultElementLoaderTest.kt

diff --git a/src/test/kotlin/net/pterodactylus/sone/core/DefaultElementLoaderTest.kt b/src/test/kotlin/net/pterodactylus/sone/core/DefaultElementLoaderTest.kt
index 720cd67..5f8cb88 100644 (file)
--- a/src/test/kotlin/net/pterodactylus/sone/core/DefaultElementLoaderTest.kt
+++ b/src/test/kotlin/net/pterodactylus/sone/core/DefaultElementLoaderTest.kt
@@ -1,5 +1,6 @@
 package net.pterodactylus.sone.core
 
+import com.google.common.base.Ticker
 import com.google.common.io.ByteStreams
 import freenet.keys.FreenetURI
 import net.pterodactylus.sone.core.FreenetInterface.BackgroundFetchCallback
@@ -7,13 +8,14 @@ import net.pterodactylus.sone.test.capture
 import net.pterodactylus.sone.test.mock
 import org.hamcrest.MatcherAssert.assertThat
 import org.hamcrest.Matchers.`is`
-import org.hamcrest.Matchers.instanceOf
 import org.junit.Test
 import org.mockito.ArgumentMatchers.any
 import org.mockito.ArgumentMatchers.eq
+import org.mockito.Mockito.`when`
 import org.mockito.Mockito.times
 import org.mockito.Mockito.verify
 import java.io.ByteArrayOutputStream
+import java.util.concurrent.TimeUnit
 
 /**
  * Unit test for [DefaultElementLoaderTest].
@@ -26,10 +28,10 @@ class DefaultElementLoaderTest {
        }
 
        private val freenetInterface = mock<FreenetInterface>()
-       private val elementLoader = DefaultElementLoader(freenetInterface)
+       private val ticker = mock<Ticker>()
+       private val elementLoader = DefaultElementLoader(freenetInterface, ticker)
        private val callback = capture<BackgroundFetchCallback>()
 
-
        @Test
        fun `image loader starts request for link that is not known`() {
                elementLoader.loadElement(IMAGE_ID)
@@ -82,17 +84,27 @@ class DefaultElementLoaderTest {
                verify(freenetInterface).startFetch(eq(freenetURI), callback.capture())
                callback.value.loaded(freenetURI, "image/png", read("/static/images/unknown-image-0.png"))
                val linkedElement = elementLoader.loadElement(IMAGE_ID)
-               assertThat(linkedElement.link, `is`(IMAGE_ID))
-               assertThat(linkedElement.loading, `is`(false))
-               assertThat(linkedElement, instanceOf(LinkedImage::class.java))
+               assertThat(linkedElement, `is`(LinkedElement(IMAGE_ID)))
        }
 
        @Test
-       fun `image can be loaded again after it failed`() {
+       fun `image is not loaded again after it failed`() {
                elementLoader.loadElement(IMAGE_ID)
                verify(freenetInterface).startFetch(eq(freenetURI), callback.capture())
                callback.value.failed(freenetURI)
+               assertThat(elementLoader.loadElement(IMAGE_ID).failed, `is`(true))
+               verify(freenetInterface).startFetch(eq(freenetURI), callback.capture())
+       }
+
+       @Test
+       fun `image is loaded again after failure cache is expired`() {
                elementLoader.loadElement(IMAGE_ID)
+               verify(freenetInterface).startFetch(eq(freenetURI), callback.capture())
+               callback.value.failed(freenetURI)
+               `when`(ticker.read()).thenReturn(TimeUnit.MINUTES.toNanos(31))
+               val linkedElement = elementLoader.loadElement(IMAGE_ID)
+               assertThat(linkedElement.failed, `is`(false))
+               assertThat(linkedElement.loading, `is`(true))
                verify(freenetInterface, times(2)).startFetch(eq(freenetURI), callback.capture())
        }