package net.pterodactylus.sone.core
+import com.google.common.base.Ticker
import com.google.common.io.ByteStreams
-import com.google.common.io.Files
import freenet.keys.FreenetURI
import net.pterodactylus.sone.core.FreenetInterface.BackgroundFetchCallback
import net.pterodactylus.sone.test.capture
import net.pterodactylus.sone.test.mock
-import org.hamcrest.MatcherAssert
import org.hamcrest.MatcherAssert.assertThat
-import org.hamcrest.Matchers
-import org.hamcrest.Matchers.`is`
-import org.hamcrest.Matchers.instanceOf
-import org.hamcrest.Matchers.nullValue
+import org.hamcrest.Matchers.equalTo
+import org.hamcrest.Matchers.equalTo
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].
*/
class DefaultElementLoaderTest {
- companion object {
- private const val IMAGE_ID = "KSK@gpl.png"
- }
-
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)
- verify(freenetInterface).startFetch(eq(FreenetURI(IMAGE_ID)), any<BackgroundFetchCallback>())
+ verify(freenetInterface).startFetch(eq(freenetURI), any<BackgroundFetchCallback>())
}
@Test
fun `element loader only starts request once`() {
elementLoader.loadElement(IMAGE_ID)
elementLoader.loadElement(IMAGE_ID)
- verify(freenetInterface).startFetch(eq(FreenetURI(IMAGE_ID)), any<BackgroundFetchCallback>())
+ verify(freenetInterface).startFetch(eq(freenetURI), any<BackgroundFetchCallback>())
}
@Test
fun `element loader returns loading element on first call`() {
- assertThat(elementLoader.loadElement(IMAGE_ID).loading, `is`(true))
+ assertThat(elementLoader.loadElement(IMAGE_ID).loading, equalTo(true))
}
@Test
- fun `image loader can load image`() {
+ fun `element loader does not cancel on image mime type with 2 mib size`() {
elementLoader.loadElement(IMAGE_ID)
- verify(freenetInterface).startFetch(eq(FreenetURI(IMAGE_ID)), callback.capture())
- callback.value.loaded(FreenetURI(IMAGE_ID), "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))
+ verify(freenetInterface).startFetch(eq(freenetURI), callback.capture())
+ assertThat(callback.value.shouldCancel(freenetURI, "image/png", sizeOkay), equalTo(false))
+ }
+
+ @Test
+ fun `element loader does cancel on image mime type with more than 2 mib size`() {
+ elementLoader.loadElement(IMAGE_ID)
+ verify(freenetInterface).startFetch(eq(freenetURI), callback.capture())
+ assertThat(callback.value.shouldCancel(freenetURI, "image/png", sizeNotOkay), equalTo(true))
}
@Test
- fun `image can be loaded again after it failed`() {
+ fun `element loader does cancel on audio mime type`() {
elementLoader.loadElement(IMAGE_ID)
- verify(freenetInterface).startFetch(eq(FreenetURI(IMAGE_ID)), callback.capture())
- callback.value.failed(FreenetURI(IMAGE_ID))
+ verify(freenetInterface).startFetch(eq(freenetURI), callback.capture())
+ assertThat(callback.value.shouldCancel(freenetURI, "audio/mpeg", sizeOkay), equalTo(true))
+ }
+
+ @Test
+ fun `element loader does cancel on video mime type`() {
elementLoader.loadElement(IMAGE_ID)
- verify(freenetInterface, times(2)).startFetch(eq(FreenetURI(IMAGE_ID)), callback.capture())
+ verify(freenetInterface).startFetch(eq(freenetURI), callback.capture())
+ assertThat(callback.value.shouldCancel(freenetURI, "video/mkv", sizeOkay), equalTo(true))
+ }
+
+ @Test
+ fun `element loader does cancel on text mime type`() {
+ elementLoader.loadElement(IMAGE_ID)
+ verify(freenetInterface).startFetch(eq(freenetURI), callback.capture())
+ assertThat(callback.value.shouldCancel(freenetURI, "text/plain", sizeOkay), equalTo(true))
+ }
+
+ @Test
+ fun `element loader does not cancel on text html mime type`() {
+ elementLoader.loadElement(IMAGE_ID)
+ verify(freenetInterface).startFetch(eq(freenetURI), callback.capture())
+ assertThat(callback.value.shouldCancel(freenetURI, "text/html", sizeOkay), equalTo(false))
+ }
+
+ @Test
+ fun `image loader can load image`() {
+ elementLoader.loadElement(decomposedKey)
+ verify(freenetInterface).startFetch(eq(FreenetURI(decomposedKey)), callback.capture())
+ callback.value.loaded(FreenetURI(normalizedKey), "image/png", read("/static/images/unknown-image-0.png"))
+ val linkedElement = elementLoader.loadElement(decomposedKey)
+ assertThat(linkedElement, equalTo(LinkedElement(normalizedKey, properties = mapOf(
+ "type" to "image", "size" to 2451, "sizeHuman" to "2 KiB"
+ ))))
+ }
+
+ @Test
+ fun `element loader can extract description from description header`() {
+ elementLoader.loadElement(textKey)
+ verify(freenetInterface).startFetch(eq(FreenetURI(textKey)), callback.capture())
+ callback.value.loaded(FreenetURI(textKey), "text/html; charset=UTF-8", read("element-loader.html"))
+ val linkedElement = elementLoader.loadElement(textKey)
+ assertThat(linkedElement, equalTo(LinkedElement(textKey, properties = mapOf(
+ "type" to "html",
+ "size" to 266,
+ "sizeHuman" to "266 B",
+ "title" to "Some Nice Page Title",
+ "description" to "This is an example of a very nice freesite."
+ ))))
+ }
+
+ @Test
+ fun `element loader can extract description from first non-heading paragraph`() {
+ elementLoader.loadElement(textKey)
+ verify(freenetInterface).startFetch(eq(FreenetURI(textKey)), callback.capture())
+ callback.value.loaded(FreenetURI(textKey), "text/html; charset=UTF-8", read("element-loader2.html"))
+ val linkedElement = elementLoader.loadElement(textKey)
+ assertThat(linkedElement, equalTo(LinkedElement(textKey, properties = mapOf(
+ "type" to "html",
+ "size" to 185,
+ "sizeHuman" to "185 B",
+ "title" to "Some Nice Page Title",
+ "description" to "This is the first paragraph of the very nice freesite."
+ ))))
+ }
+
+ @Test
+ fun `element loader can not extract description if html is more complicated`() {
+ elementLoader.loadElement(textKey)
+ verify(freenetInterface).startFetch(eq(FreenetURI(textKey)), callback.capture())
+ callback.value.loaded(FreenetURI(textKey), "text/html; charset=UTF-8", read("element-loader3.html"))
+ val linkedElement = elementLoader.loadElement(textKey)
+ assertThat(linkedElement, equalTo(LinkedElement(textKey, properties = mapOf(
+ "type" to "html",
+ "size" to 204,
+ "sizeHuman" to "204 B",
+ "title" to "Some Nice Page Title",
+ "description" to null
+ ))))
+ }
+
+ @Test
+ fun `element loader can not extract title if it is missing`() {
+ elementLoader.loadElement(textKey)
+ verify(freenetInterface).startFetch(eq(FreenetURI(textKey)), callback.capture())
+ callback.value.loaded(FreenetURI(textKey), "text/html; charset=UTF-8", read("element-loader4.html"))
+ val linkedElement = elementLoader.loadElement(textKey)
+ assertThat(linkedElement, equalTo(LinkedElement(textKey, properties = mapOf(
+ "type" to "html",
+ "size" to 229,
+ "sizeHuman" to "229 B",
+ "title" to null,
+ "description" to "This is an example of a very nice freesite."
+ ))))
+ }
+
+ @Test
+ 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, equalTo(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, equalTo(false))
+ assertThat(linkedElement.loading, equalTo(true))
+ verify(freenetInterface, times(2)).startFetch(eq(freenetURI), callback.capture())
}
private fun read(resource: String): ByteArray =
} ?: ByteArray(0)
}
+
+private const val IMAGE_ID = "KSK@gpl.png"
+private val freenetURI = FreenetURI(IMAGE_ID)
+private const val decomposedKey = "CHK@DCiVgTWW9nnWHJc9EVwtFJ6jAfBSVyy~rgiPvhUKbS4,mNY85V0x7dYcv7SnEYo1PCC6y2wNWMDNt-y9UWQx9fI,AAMC--8/fru%CC%88hstu%CC%88ck.jpg"
+private const val normalizedKey = "CHK@DCiVgTWW9nnWHJc9EVwtFJ6jAfBSVyy~rgiPvhUKbS4,mNY85V0x7dYcv7SnEYo1PCC6y2wNWMDNt-y9UWQx9fI,AAMC--8/frühstück.jpg"
+private const val textKey = "KSK@gpl.html"
+private const val sizeOkay = 2097152L
+private const val sizeNotOkay = sizeOkay + 1