Move Jupiter-specific tests to the jupiter-tests module

Author: sbrannen

platform-tests/src/test/java/org/junit/jupiter/api/condition/OSTests.java renamed to jupiter-tests/src/test/java/org/junit/jupiter/api/condition/OSTests.java

@@ -19,6 +19,7 @@
 import org.junit.jupiter.params.provider.ValueSource;
 
 class OSTests {
+
 	@ParameterizedTest
 	@NullAndEmptySource
 	@ValueSource(strings = { " ", "\t" })
@@ -76,4 +77,5 @@ void windows(String name) {
 			assertEquals(OS.WINDOWS, OS.parse(name));
 		}
 	}
+
 }

platform-tests/src/test/java/org/junit/jupiter/extensions/Heavyweight.java renamed to jupiter-tests/src/test/java/org/junit/jupiter/api/extension/Heavyweight.java

@@ -8,20 +8,15 @@
  * https://www.eclipse.org/legal/epl-v20.html
  */
 
-package org.junit.jupiter.extensions;
+package org.junit.jupiter.api.extension;
 
 import static org.junit.jupiter.api.Assertions.assertEquals;
 import static org.junit.jupiter.api.Assertions.assertTrue;
 
 import java.util.concurrent.atomic.AtomicBoolean;
 import java.util.concurrent.atomic.AtomicInteger;
 
-import org.junit.jupiter.api.extension.BeforeEachCallback;
-import org.junit.jupiter.api.extension.ExtensionContext;
-import org.junit.jupiter.api.extension.ParameterContext;
-import org.junit.jupiter.api.extension.ParameterResolver;
-
-public class Heavyweight implements ParameterResolver, BeforeEachCallback {
+class Heavyweight implements ParameterResolver, BeforeEachCallback {
 
 	@Override
 	public void beforeEach(ExtensionContext context) {

platform-tests/src/test/java/org/junit/jupiter/extensions/HeavyweightTests.java renamed to jupiter-tests/src/test/java/org/junit/jupiter/api/extension/HeavyweightTests.java

@@ -8,7 +8,7 @@
  * https://www.eclipse.org/legal/epl-v20.html
  */
 
-package org.junit.jupiter.extensions;
+package org.junit.jupiter.api.extension;
 
 import static org.junit.jupiter.api.Assertions.assertEquals;
 import static org.junit.jupiter.api.Assertions.assertTrue;
@@ -25,7 +25,6 @@
 import org.junit.jupiter.api.Test;
 import org.junit.jupiter.api.TestFactory;
 import org.junit.jupiter.api.TestInstance;
-import org.junit.jupiter.api.extension.ExtendWith;
 import org.junit.jupiter.api.parallel.ResourceLock;
 
 /**
@@ -107,4 +106,5 @@ void afterAll(Heavyweight.Resource resource) {
 		}
 
 	}
+
 }