Discontinue junit-platform-suite-commons

The sole reason for this module was sharing code between
junit-platform-suite-engine and junit-platform-runner. Since the latter
has been discontinued, this commit merges the two classes from
junit-platform-suite-commons into junit-platform-suite-engine.

Author: marcphilipp

build.gradle.kts

@@ -27,7 +27,6 @@ val platformProjects by extra(listOf(
 		projects.junitPlatformReporting,
 		projects.junitPlatformSuite,
 		projects.junitPlatformSuiteApi,
-		projects.junitPlatformSuiteCommons,
 		projects.junitPlatformSuiteEngine,
 		projects.junitPlatformTestkit
 ).map { dependencyProject(it) })

documentation/src/docs/asciidoc/release-notes/release-notes-6.0.0-M2.adoc

@@ -21,7 +21,8 @@ repository on GitHub.
 [[release-notes-6.0.0-M2-junit-platform-deprecations-and-breaking-changes]]
 ==== Deprecations and Breaking Changes
 
-* ❓
+* Discontinue `junit-platform-suite-commons` which is now integrated into
+  `junit-platform-suite`
 
 [[release-notes-6.0.0-M2-junit-platform-new-features-and-improvements]]
 ==== New Features and Improvements

documentation/src/docs/asciidoc/user-guide/advanced-topics/junit-platform-suite-engine.adoc

@@ -26,7 +26,6 @@ on `junit-platform-suite-api` and `junit-platform-suite-engine`.
 [[junit-platform-suite-engine-setup-transitive-dependencies]]
 ===== Transitive Dependencies
 
-* `junit-platform-suite-commons` in _test_ scope
 * `junit-platform-launcher` in _test_ scope
 * `junit-platform-engine` in _test_ scope
 * `junit-platform-commons` in _test_ scope

documentation/src/docs/asciidoc/user-guide/appendix.adoc

@@ -78,8 +78,6 @@ Please refer to the corresponding sections for <<running-tests-build-maven-bom,
   `junit-platform-suite-api`::
     Annotations for configuring test suites on the JUnit Platform. Supported by the
     <<junit-platform-suite-engine, JUnit Platform Suite Engine>>.
-  `junit-platform-suite-commons`::
-    Common support utilities for executing test suites on the JUnit Platform.
   `junit-platform-suite-engine`::
     Engine that executes test suites on the JUnit Platform; only required at runtime. See
     <<junit-platform-suite-engine,JUnit Platform Suite Engine>> for details.

documentation/src/plantuml/component-diagram.puml

@@ -24,7 +24,6 @@ package org.junit.platform {
     [junit-platform-reporting] as reporting
     [junit-platform-suite] as suite
     [junit-platform-suite-api] as suite_api
-    [junit-platform-suite-commons] as suite_commons
     [junit-platform-suite-engine] as suite_engine
     [junit-platform-testkit] as testkit
 }
@@ -82,10 +81,8 @@ reporting ......> otr_tooling_spi
 suite ..> suite_api
 suite ..> suite_engine
 
-suite_engine ..> suite_commons
-
-suite_commons ..> launcher
-suite_commons ..> suite_api
+suite_engine ..> launcher
+suite_engine ..> suite_api
 
 testkit ....> opentest4j
 testkit ..> launcher

junit-platform-commons/src/main/java/module-info.java

@@ -53,7 +53,6 @@
 			org.junit.platform.launcher,
 			org.junit.platform.reporting,
 			org.junit.platform.suite.api,
-			org.junit.platform.suite.commons,
 			org.junit.platform.suite.engine,
 			org.junit.platform.testkit,
 			org.junit.vintage.engine;

junit-platform-launcher/src/main/java/org/junit/platform/launcher/core/ClasspathAlignmentChecker.java

@@ -41,7 +41,6 @@ class ClasspathAlignmentChecker {
 		"org.junit.platform.launcher", //
 		"org.junit.platform.reporting", //
 		"org.junit.platform.suite.api", //
-		"org.junit.platform.suite.commons", //
 		"org.junit.platform.suite.engine", //
 		"org.junit.platform.testkit", //
 		"org.junit.vintage.engine" //