1 files changed, 126 insertions, 0 deletions
diff --git a/dokka-subprojects/plugin-base/src/test/kotlin/transformers/DivisionSwitchTest.kt b/dokka-subprojects/plugin-base/src/test/kotlin/transformers/DivisionSwitchTest.kt
new file mode 100644
index 00000000..fec5fc47
--- /dev/null
+++ b/dokka-subprojects/plugin-base/src/test/kotlin/transformers/DivisionSwitchTest.kt
@@ -0,0 +1,126 @@
+/*
+ * Copyright 2014-2023 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license.
+ */
+
+package transformers
+
+import org.jetbrains.dokka.DokkaConfiguration
+import org.jetbrains.dokka.PluginConfigurationImpl
+import org.jetbrains.dokka.base.DokkaBase
+import org.jetbrains.dokka.base.testApi.testRunner.BaseAbstractTest
+import org.jetbrains.dokka.model.dfs
+import org.jetbrains.dokka.pages.ClasslikePageNode
+import org.jetbrains.dokka.pages.ContentHeader
+import org.jetbrains.dokka.pages.ContentNode
+import org.jetbrains.dokka.pages.ContentText
+import kotlin.test.Test
+import kotlin.test.assertEquals
+import kotlin.test.assertNotNull
+
+class DivisionSwitchTest : BaseAbstractTest() {
+
+    private val query = """
+            |/src/source0.kt
+            package package0
+            /** 
+            * Documentation for ClassA 
+            */
+            class ClassA {
+                val A: String = "A"
+                fun a() {}
+                fun b() {}
+            }
+            
+            /src/source1.kt
+            package package0
+            /**
+            * Documentation for ClassB
+            */
+            class ClassB : ClassA() {
+                val B: String = "B"
+                fun d() {}
+                fun e() {}
+            }
+        """.trimMargin()
+
+    private fun configuration(switchOn: Boolean) = dokkaConfiguration {
+        sourceSets {
+            sourceSet {
+                sourceRoots = listOf("src/")
+            }
+        }
+        suppressObviousFunctions = false
+        pluginsConfigurations.add(
+            PluginConfigurationImpl(
+                DokkaBase::class.qualifiedName!!,
+                DokkaConfiguration.SerializationFormat.JSON,
+                """{ "separateInheritedMembers": $switchOn }""",
+            )
+        )
+    }
+
+    private fun testClassB(switchOn: Boolean, operation: (ClasslikePageNode) -> Unit) {
+        testInline(
+            query,
+            configuration(switchOn),
+            cleanupOutput = true
+        ) {
+            pagesTransformationStage = { root ->
+                val classB = root.dfs { it.name == "ClassB" } as? ClasslikePageNode
+                assertNotNull(classB, "Tested class not found!")
+                operation(classB)
+            }
+        }
+    }
+
+    private fun ClasslikePageNode.findSectionWithName(name: String) : ContentNode? {
+        var sectionHeader: ContentHeader? = null
+        return content.dfs { node ->
+            node.children.filterIsInstance<ContentHeader>().any { header ->
+                header.children.firstOrNull { it is ContentText && it.text == name }?.also { sectionHeader = header } != null
+            }
+        }?.children?.dropWhile { child -> child != sectionHeader  }?.drop(1)?.firstOrNull()
+    }
+
+    @Test
+    fun `should not split inherited and regular methods`() {
+        testClassB(false) { classB ->
+            val functions = classB.findSectionWithName("Functions")
+            assertNotNull(functions, "Functions not found!")
+            assertEquals(7, functions.children.size, "Incorrect number of functions found")
+        }
+    }
+
+    @Test
+    fun `should not split inherited and regular properties`() {
+        testClassB(false) { classB ->
+            val properties = classB.findSectionWithName("Properties")
+            assertNotNull(properties, "Properties not found!")
+            assertEquals(2, properties.children.size, "Incorrect number of properties found")
+        }
+    }
+
+    @Test
+    fun `should split inherited and regular methods`() {
+        testClassB(true) { classB ->
+            val functions = classB.findSectionWithName("Functions")
+            val inheritedFunctions = classB.findSectionWithName("Inherited functions")
+            assertNotNull(functions, "Functions not found!")
+            assertEquals(2, functions.children.size, "Incorrect number of functions found")
+            assertNotNull(inheritedFunctions, "Inherited functions not found!")
+            assertEquals(5, inheritedFunctions.children.size, "Incorrect number of inherited functions found")
+        }
+    }
+
+    @Test
+    fun `should split inherited and regular properties`() {
+        testClassB(true) { classB ->
+            val properties = classB.findSectionWithName("Properties")
+            assertNotNull(properties, "Properties not found!")
+            assertEquals(1, properties.children.size, "Incorrect number of properties found")
+            val inheritedProperties = classB.findSectionWithName("Inherited properties")
+            assertNotNull(inheritedProperties, "Inherited properties not found!")
+            assertEquals(1, inheritedProperties.children.size, "Incorrect number of inherited properties found")
+        }
+    }
+}