3 files changed, 23 insertions, 0 deletions
diff --git a/runners/gradle-plugin/src/main/kotlin/org/jetbrains/dokka/gradle/DokkaCollectorTask.kt b/runners/gradle-plugin/src/main/kotlin/org/jetbrains/dokka/gradle/DokkaCollectorTask.kt
index 38da9631..37952ea8 100644
--- a/runners/gradle-plugin/src/main/kotlin/org/jetbrains/dokka/gradle/DokkaCollectorTask.kt
+++ b/runners/gradle-plugin/src/main/kotlin/org/jetbrains/dokka/gradle/DokkaCollectorTask.kt
@@ -1,6 +1,8 @@
 package org.jetbrains.dokka.gradle
 
 import org.gradle.api.DefaultTask
+import org.gradle.api.plugins.JavaBasePlugin
+import org.gradle.api.plugins.JavaBasePlugin.DOCUMENTATION_GROUP
 import org.gradle.api.tasks.Input
 import org.gradle.api.tasks.TaskAction
 import java.lang.IllegalStateException
@@ -48,6 +50,8 @@ open class DokkaCollectorTask : DefaultTask() {
         dokkaTaskNames.forEach { dokkaTaskName ->
             finalizedBy(dokkaTaskName)
         }
+
+        group = DOCUMENTATION_GROUP
     }
 
 
diff --git a/runners/gradle-plugin/src/main/kotlin/org/jetbrains/dokka/gradle/DokkaMultimoduleTask.kt b/runners/gradle-plugin/src/main/kotlin/org/jetbrains/dokka/gradle/DokkaMultimoduleTask.kt
index cc7b8d86..6fd58afe 100644
--- a/runners/gradle-plugin/src/main/kotlin/org/jetbrains/dokka/gradle/DokkaMultimoduleTask.kt
+++ b/runners/gradle-plugin/src/main/kotlin/org/jetbrains/dokka/gradle/DokkaMultimoduleTask.kt
@@ -1,6 +1,8 @@
 package org.jetbrains.dokka.gradle
 
 import com.google.gson.GsonBuilder
+import org.gradle.api.plugins.JavaBasePlugin
+import org.gradle.api.plugins.JavaBasePlugin.DOCUMENTATION_GROUP
 import org.gradle.api.tasks.Input
 import org.gradle.api.tasks.Internal
 import org.jetbrains.dokka.plugability.Configurable
@@ -59,4 +61,8 @@ open class DokkaMultimoduleTask : AbstractDokkaTask(), Configurable {
     private fun getSubprojectDokkaTasks(dokkaTaskNames: Set<String>): List<DokkaTask> {
         return dokkaTaskNames.flatMap { dokkaTaskName -> getSubprojectDokkaTasks(dokkaTaskName) }
     }
+
+    init {
+        group = DOCUMENTATION_GROUP
+    }
 }
diff --git a/runners/gradle-plugin/src/test/kotlin/org/jetbrains/dokka/gradle/DokkaTasksTest.kt b/runners/gradle-plugin/src/test/kotlin/org/jetbrains/dokka/gradle/DokkaTasksTest.kt
index 66283876..b948c540 100644
--- a/runners/gradle-plugin/src/test/kotlin/org/jetbrains/dokka/gradle/DokkaTasksTest.kt
+++ b/runners/gradle-plugin/src/test/kotlin/org/jetbrains/dokka/gradle/DokkaTasksTest.kt
@@ -1,8 +1,10 @@
 package org.jetbrains.dokka.gradle
 
+import org.gradle.api.plugins.JavaBasePlugin
 import org.gradle.kotlin.dsl.withType
 import org.gradle.testfixtures.ProjectBuilder
 import kotlin.test.Test
+import kotlin.test.assertEquals
 import kotlin.test.assertSame
 import kotlin.test.assertTrue
 
@@ -49,4 +51,15 @@ class DokkaTasksTest {
         }
     }
 
+    @Test
+    fun `all dokka tasks are part of the documentation group`() {
+        val project = ProjectBuilder.builder().build()
+        project.plugins.apply("org.jetbrains.dokka")
+        project.tasks.filter { "dokka" in it.name.toLowerCase() }.forEach { dokkaTask ->
+            assertEquals(
+                JavaBasePlugin.DOCUMENTATION_GROUP, dokkaTask.group,
+                "Expected task: ${dokkaTask.path} group to be ${JavaBasePlugin.DOCUMENTATION_GROUP}"
+            )
+        }
+    }
 }