2 files changed, 70 insertions, 3 deletions
diff --git a/runners/gradle-plugin/src/test/kotlin/org/jetbrains/dokka/gradle/GradleDokkaConfigurationJsonTest.kt b/runners/gradle-plugin/src/test/kotlin/org/jetbrains/dokka/gradle/DokkaConfigurationJsonTest.kt
index b6cf2119..d80f43e4 100644
--- a/runners/gradle-plugin/src/test/kotlin/org/jetbrains/dokka/gradle/GradleDokkaConfigurationJsonTest.kt
+++ b/runners/gradle-plugin/src/test/kotlin/org/jetbrains/dokka/gradle/DokkaConfigurationJsonTest.kt
@@ -1,6 +1,5 @@
 package org.jetbrains.dokka.gradle
 
-import org.gradle.api.artifacts.FileCollectionDependency
 import org.gradle.kotlin.dsl.withType
 import org.gradle.testfixtures.ProjectBuilder
 import org.jetbrains.dokka.*
@@ -8,7 +7,7 @@ import java.net.URL
 import kotlin.test.Test
 import kotlin.test.assertEquals
 
-class GradleDokkaConfigurationJsonTest {
+class DokkaConfigurationJsonTest {
 
     @Test
     fun `DokkaTask configuration toJsonString then parseJson`() {
@@ -35,7 +34,7 @@ class GradleDokkaConfigurationJsonTest {
                     link.url = URL("http://some.other.url")
                 }
                 sourceSet.collectKotlinTasks = {
-                    println(this@GradleDokkaConfigurationJsonTest)
+                    println(this@DokkaConfigurationJsonTest)
                     println("This lambda is capturing the entire test")
                     emptyList()
                 }
diff --git a/runners/gradle-plugin/src/test/kotlin/org/jetbrains/dokka/gradle/DokkaConfigurationSerializableTest.kt b/runners/gradle-plugin/src/test/kotlin/org/jetbrains/dokka/gradle/DokkaConfigurationSerializableTest.kt
new file mode 100644
index 00000000..70ecfcf0
--- /dev/null
+++ b/runners/gradle-plugin/src/test/kotlin/org/jetbrains/dokka/gradle/DokkaConfigurationSerializableTest.kt
@@ -0,0 +1,68 @@
+package org.jetbrains.dokka.gradle
+
+import org.gradle.kotlin.dsl.withType
+import org.gradle.testfixtures.ProjectBuilder
+import org.jetbrains.dokka.DokkaConfiguration
+import org.jetbrains.dokka.toJsonString
+import org.junit.Rule
+import org.junit.rules.TemporaryFolder
+import java.io.ObjectInputStream
+import java.io.ObjectOutputStream
+import java.net.URL
+import kotlin.test.Test
+import kotlin.test.assertEquals
+
+class DokkaConfigurationSerializableTest {
+
+    @get:Rule
+    val temporaryFolder = TemporaryFolder()
+
+    @Test
+    fun `DokkaTask configuration write to file then parse`() {
+        val project = ProjectBuilder.builder().build()
+        project.plugins.apply("org.jetbrains.dokka")
+        val dokkaTask = project.tasks.withType<DokkaTask>().first()
+        dokkaTask.plugins.withDependencies { dependencies ->
+            dependencies.clear()
+        }
+        dokkaTask.apply {
+            this.failOnWarning = true
+            this.offlineMode = true
+            this.outputDirectory = "customOutputDir"
+            this.cacheRoot = "customCacheRoot"
+            this.pluginsConfiguration["0"] = "a"
+            this.pluginsConfiguration["1"] = "b"
+            this.dokkaSourceSets.create("main") { sourceSet ->
+                sourceSet.moduleDisplayName = "moduleDisplayName"
+                sourceSet.displayName = "customSourceSetDisplayName"
+                sourceSet.reportUndocumented = true
+
+                sourceSet.externalDocumentationLink { link ->
+                    link.packageListUrl = URL("http://some.url")
+                    link.url = URL("http://some.other.url")
+                }
+                sourceSet.collectKotlinTasks = {
+                    emptyList()
+                }
+
+                sourceSet.perPackageOption { packageOption ->
+                    packageOption.includeNonPublic = true
+                    packageOption.reportUndocumented = true
+                    packageOption.skipDeprecated = true
+                }
+            }
+        }
+
+        val sourceConfiguration = dokkaTask.getConfigurationOrThrow()
+        val configurationFile = temporaryFolder.root.resolve("config.bin")
+        ObjectOutputStream(configurationFile.outputStream()).use { stream ->
+            stream.writeObject(sourceConfiguration)
+        }
+        val parsedConfiguration = ObjectInputStream(configurationFile.inputStream()).use { stream ->
+            stream.readObject() as DokkaConfiguration
+        }
+
+        /* Abusing toJsonString, since there is no proper .equals on the gradle implementations yet */
+        assertEquals(sourceConfiguration.toJsonString(), parsedConfiguration.toJsonString())
+    }
+}