src/test/kotlin/net/pterodactylus/sone/template/LinkedElementRenderFilterTest.kt

   1 package net.pterodactylus.sone.template
   2
   3 import com.google.inject.*
   4 import net.pterodactylus.sone.core.*
   5 import net.pterodactylus.sone.test.*
   6 import net.pterodactylus.util.template.*
   7 import org.hamcrest.MatcherAssert.*
   8 import org.hamcrest.Matchers.*
   9 import org.jsoup.*
  10 import org.jsoup.nodes.*
  11 import org.junit.*
  12
  13 /**
  14  * Unit test for [LinkedElementRenderFilter].
  15  */
  16 class LinkedElementRenderFilterTest {
  17
  18         private val filter = LinkedElementRenderFilter()
  19
  20         @Test
  21         fun `filter returns null for objects that are not linked elements`() {
  22                 assertThat(filter.format(null, Any(), null), nullValue())
  23         }
  24
  25         @Test
  26         fun `filter renders empty span for not loaded elements`() {
  27                 val html = filter.format(null, LinkedElement("KSK@gpl.png", loading = true), emptyMap()) as String
  28                 val spanNode = Jsoup.parseBodyFragment(html).body().child(0)
  29                 assertThat(spanNode.nodeName(), equalTo("span"))
  30                 assertThat(spanNode.attr("class"), equalTo("linked-element not-loaded"))
  31                 assertThat(spanNode.attr("title"), equalTo("KSK@gpl.png"))
  32                 assertThat(spanNode.hasAttr("style"), equalTo(false))
  33                 assertThat(spanNode.children().isEmpty(), equalTo(true))
  34         }
  35
  36         @Test
  37         fun `filter can render linked images`() {
  38                 val html = filter.format(null, LinkedElement("KSK@gpl.png", properties = mapOf("type" to "image")), emptyMap()) as String
  39                 val outerSpanNode = Jsoup.parseBodyFragment(html).body().child(0)
  40                 assertThat(outerSpanNode.nodeName(), equalTo("span"))
  41                 assertThat(outerSpanNode.attr("class"), equalTo("linked-element loaded"))
  42                 assertThat(outerSpanNode.attr("title"), equalTo("KSK@gpl.png"))
  43                 val linkNode = outerSpanNode.child(0)
  44                 assertThat(linkNode.nodeName(), equalTo("a"))
  45                 assertThat(linkNode.attr("href"), equalTo("/KSK@gpl.png"))
  46                 val innerSpanNode = linkNode.child(0)
  47                 assertThat(innerSpanNode.attr("style"), equalTo("background-image: url('/KSK@gpl.png')"))
  48         }
  49
  50         @Test
  51         fun `filter can render HTML pages`() {
  52                 val html = filter.format(null, LinkedElement("KSK@gpl.html", properties = mapOf("type" to "html", "title" to "Page Title", "description" to "This is the description.")), emptyMap()) as String
  53                 val outerSpanNode = Jsoup.parseBodyFragment(html).body().child(0)
  54                 assertThat(outerSpanNode.nodeName(), equalTo("span"))
  55                 assertThat(outerSpanNode.attr("class"), equalTo("linked-element loaded"))
  56                 assertThat(outerSpanNode.attr("title"), equalTo("KSK@gpl.html"))
  57                 val linkNode = outerSpanNode.child(0)
  58                 assertThat(linkNode.nodeName(), equalTo("a"))
  59                 assertThat(linkNode.attr("href"), equalTo("/KSK@gpl.html"))
  60                 val divNodes = linkNode.children()
  61                 assertThat(divNodes.map(Element::nodeName), contains("div", "div"))
  62                 assertThat(divNodes.map { it.attr("class") }, contains("heading", "description"))
  63                 assertThat(divNodes.map(Element::text), contains("Page Title", "This is the description."))
  64         }
  65
  66         @Test
  67         fun `render filter can be created by guice`() {
  68                 val injector = Guice.createInjector(TemplateContextFactory::class.isProvidedByMock())
  69                 assertThat(injector.getInstance<LinkedElementRenderFilter>(), notNullValue())
  70         }
  71
  72 }