Add validateProjectList task

Author: Lipen

.github/workflows/ci.yml

@@ -147,6 +147,9 @@ jobs:
       - name: Setup Gradle
         uses: gradle/actions/setup-gradle@v4
 
+      - name: Validate Project List
+        run: ./gradlew validateProjectList
+
       - name: Run Detekt
         run: ./gradlew detektMain detektTest
 

build.gradle.kts

@@ -1,3 +1,38 @@
 plugins {
     id("usvm.kotlin-conventions")
 }
+
+tasks.register("validateProjectList") {
+    group = "verification"
+    description = "Checks that the list of subprojects is exactly the expected."
+
+    doLast {
+        // Define the expected subprojects here.
+        val expectedProjects = setOf(
+            project(":usvm-core"),
+            project(":usvm-util"),
+            project(":usvm-dataflow"),
+            project(":usvm-sample-language"),
+            project(":usvm-jvm"),
+            project(":usvm-jvm-dataflow"),
+            project(":usvm-jvm-instrumentation"),
+            project(":usvm-python"),
+            project(":usvm-ts"),
+            project(":usvm-ts-dataflow"),
+        )
+
+        // Gather the actual subprojects from the current root project.
+        // Note: 'project.subprojects' is recursive!
+        val actualProjects = project.subprojects - project(":usvm-python").subprojects
+
+        // Compare and throw an error if something is missing or unexpected.
+        val missingProjects = expectedProjects - actualProjects
+        if (missingProjects.isNotEmpty()) {
+            throw GradleException("Missing subprojects (${missingProjects.size}): $missingProjects")
+        }
+        val unexpectedProjects = actualProjects - expectedProjects
+        if (unexpectedProjects.isNotEmpty()) {
+            throw GradleException("Unexpected subprojects (${unexpectedProjects.size}): $unexpectedProjects")
+        }
+    }
+}