test: add test for replacing variables in Include Controller

See apache#679

src/components/src/test/kotlin/org/apache/jmeter/control/IncludeControllerTest.kt

@@ -0,0 +1,72 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to you under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.apache.jmeter.control
+
+import org.apache.jmeter.junit.JMeterTestCase
+import org.apache.jmeter.sampler.DebugSampler
+import org.apache.jmeter.save.SaveService
+import org.apache.jmeter.test.assertions.executePlanCollectEvents
+import org.apache.jmeter.testelement.TestPlan
+import org.apache.jmeter.threads.openmodel.OpenModelThreadGroup
+import org.apache.jmeter.treebuilder.dsl.testTree
+import org.junit.jupiter.api.Disabled
+import org.junit.jupiter.api.Test
+import org.junit.jupiter.api.io.TempDir
+import java.nio.file.Path
+import kotlin.io.path.absolutePathString
+import kotlin.io.path.outputStream
+import kotlin.time.Duration.Companion.seconds
+
+class IncludeControllerTest : JMeterTestCase() {
+    @TempDir
+    lateinit var tmpDir: Path
+
+    @Test
+    @Disabled("Variables in Include Controllers are not replaced yet")
+    fun `include controller with variables`() {
+        val includedTree = testTree {
+            TestPlan::class {
+                DebugSampler::class {
+                    name = "imported sampler"
+                }
+            }
+        }
+
+        val includedFile = tmpDir.resolve("included.jmx")
+
+        includedFile.outputStream().buffered().use {
+            SaveService.saveTree(includedTree, it)
+        }
+
+        executePlanCollectEvents(5.seconds) {
+            (currentElement as TestPlan).apply {
+                arguments.addArgument("includePath", includedFile.absolutePathString())
+            }
+
+            OpenModelThreadGroup::class {
+                scheduleString = "rate(50 / sec) random_arrivals(100 ms) pause(2 s)"
+                IncludeController::class {
+                    name = "Include Controller"
+                    includePath = "\${includePath}"
+                }
+            }
+        }
+
+        // TODO: assert that includePath is replaced within IncludeController
+    }
+}