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testing JUnit 5 equivalent of XpectRunner
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‎org.eclipse.xpect/src/org/eclipse/xpect/dynamic/IXpectDynamicTestFactory.java‎

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package org.eclipse.xpect.dynamic;
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import java.util.stream.Stream;
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import org.eclipse.xpect.XpectImport;
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import org.eclipse.xpect.runner.TestTitleProvider;
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import org.junit.jupiter.api.DynamicContainer;
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import org.junit.jupiter.api.TestFactory;
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@XpectImport(TestTitleProvider.class)
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public interface IXpectDynamicTestFactory {
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@TestFactory
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default Stream<DynamicContainer> generateTests() {
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return XpectDynamicTestFactory.xpectTests(getClass());
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}
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}
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‎org.eclipse.xpect/src/org/eclipse/xpect/dynamic/XpectDynamicTest.java‎

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package org.eclipse.xpect.dynamic;
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import java.lang.reflect.InvocationTargetException;
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import org.eclipse.xpect.XjmTestMethod;
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import org.eclipse.xpect.runner.ValidatingSetup;
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import org.eclipse.xpect.runner.XpectTestGlobalState;
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import org.eclipse.xpect.setup.ThisTestObject;
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import org.eclipse.xpect.state.Creates;
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import org.eclipse.xpect.state.StateContainer;
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import org.junit.jupiter.api.DynamicTest;
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import com.google.common.base.Preconditions;
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public class XpectDynamicTest {
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private final String className;
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private XjmTestMethod method;
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private final StateContainer state;
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public XpectDynamicTest(StateContainer state, XjmTestMethod method) {
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Preconditions.checkNotNull(method);
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this.className = XpectTestGlobalState.INSTANCE.testClass().getName();
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this.method = method;
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this.state = state;
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}
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@Creates
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public XpectDynamicTest create() {
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return this;
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}
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public XjmTestMethod getMethod() {
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return method;
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}
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public StateContainer getState() {
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return state;
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}
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public DynamicTest test() {
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String testName = getName();
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return DynamicTest.dynamicTest(testName, () -> {
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state.get(ValidatingSetup.class).get().validate();
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try {
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runInternal();
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} finally {
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state.invalidate();
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}
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});
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}
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public String getName() {
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String testName = formatDisplayName(method.getName(), className);
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return testName;
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}
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protected void runInternal() throws Throwable {
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Object test = state.get(Object.class, ThisTestObject.class).get();
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// Object test = method.getTest().getJavaClass().newInstance();
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// ctx.setMethod(method);
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// ctx.setTestInstance(test);
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try {
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// if (setup != null)
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// ctx.setUserTestCtx(setup.beforeTest(ctx, ctx.getUserFileCtx()));
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method.getJavaMethod().invoke(test);
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} catch (InvocationTargetException e) {
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throw e.getCause();
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}
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// finally {
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// if (setup != null)
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// setup.afterTest(ctx, ctx.getUserTestCtx());
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// }
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}
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private static String formatDisplayName(String name, String className) {
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return String.format("%s(%s)", name, className);
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}
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}
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‎org.eclipse.xpect/src/org/eclipse/xpect/dynamic/XpectDynamicTestCase.java‎

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package org.eclipse.xpect.dynamic;
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import static org.eclipse.xpect.runner.DescriptionFactory.*;
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import java.util.Arrays;
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import java.util.List;
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import java.util.stream.Stream;
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import org.eclipse.emf.common.util.URI;
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import org.eclipse.xpect.XjmMethod;
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import org.eclipse.xpect.XjmTestMethod;
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import org.eclipse.xpect.XpectFile;
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import org.eclipse.xpect.XpectInvocation;
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import org.eclipse.xpect.XpectJavaModel;
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import org.eclipse.xpect.runner.IXpectURIProvider;
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import org.eclipse.xpect.runner.TestExecutor;
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import org.eclipse.xpect.runner.TestRunner;
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import org.eclipse.xpect.runner.ValidatingSetup;
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import org.eclipse.xpect.runner.XpectTestRunner;
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import org.eclipse.xpect.setup.ThisRootTestClass;
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import org.eclipse.xpect.state.Creates;
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import org.eclipse.xpect.state.StateContainer;
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import org.junit.jupiter.api.DynamicContainer;
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import org.junit.jupiter.api.DynamicTest;
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import org.junit.runner.Description;
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import org.junit.runner.Runner;
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import org.junit.runner.notification.Failure;
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import org.junit.runner.notification.RunNotifier;
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import com.google.common.collect.Lists;
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public class XpectDynamicTestCase {
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private List<DynamicContainer> children;
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private Description description;
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private final StateContainer state;
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private final XpectFile xpectFile;
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public XpectDynamicTestCase(StateContainer state, XpectFile file) {
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this.xpectFile = file;
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this.state = state;
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}
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@Creates
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public XpectDynamicTestCase create() {
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return this;
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}
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public DynamicContainer dynamicContainer() {
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return DynamicContainer.dynamicContainer(getName(), getChildren().stream());
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}
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protected List<DynamicContainer> createChildren() {
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List<DynamicContainer> children = Lists.newArrayList();
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if (xpectFile != null) {
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XpectJavaModel xjm = xpectFile.getJavaModel();
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for (XjmMethod method : xjm.getMethods().values())
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if (method instanceof XjmTestMethod) {
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XpectDynamicTest test = createDynamicTest((XjmTestMethod) method);
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if (test != null)
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children.add(DynamicContainer.dynamicContainer(test.getName(), Arrays.asList(test.test())));
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}
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for (XpectInvocation inv : xpectFile.getInvocations()) {
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DynamicContainer test = createDynamicTest(inv);
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if (test != null)
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children.add(test);
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}
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}
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return children;
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}
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protected XpectDynamicTest createDynamicTest(XjmTestMethod method) {
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StateContainer childState = TestExecutor.createState(state, TestExecutor.createTestConfiguration(method));
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return childState.get(XpectDynamicTest.class).get();
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}
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protected DynamicContainer createDynamicTest(XpectInvocation invocation) {
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StateContainer childState = TestExecutor.createState(state, TestExecutor.createXpectConfiguration(invocation));
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List<DynamicTest> tests = Arrays.asList(childState.get(XpectInvocationDynamicTest.class).get().test());
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String testClassName = getJavaTestClass().getName();
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IXpectURIProvider uriProvider = getURIProvider();
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String testName = XpectInvocationDynamicTest.getTestNameForInvocation(uriProvider, testClassName, invocation);
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return DynamicContainer.dynamicContainer(testName, tests);
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}
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protected List<DynamicContainer> getChildren() {
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if (children == null)
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children = createChildren();
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return children;
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}
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public Class<?> getJavaTestClass() {
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return state.get(Class.class, ThisRootTestClass.class).get();
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}
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public IXpectURIProvider getURIProvider() {
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return state.get(IXpectURIProvider.class).get();
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}
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public StateContainer getState() {
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return state;
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}
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public URI getUri() {
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return xpectFile.eResource().getURI();
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}
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public XpectFile getXpectFile() {
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return xpectFile;
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}
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public String getName() {
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IXpectURIProvider uriProvider = getURIProvider();
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URI uri = getUri();
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URI deresolved = uriProvider.deresolveToProject(uri);
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String pathInProject = deresolved.trimSegments(1).toString();
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String fileName = deresolved.lastSegment();
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return fileName + ": " + pathInProject;
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}
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}
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