mirror of
https://github.com/sigmasternchen/xtext-core
synced 2025-03-15 08:18:55 +00:00
Added support for Java stub generation
Signed-off-by: nbhusare <neerajbhusare@gmail.com>
This commit is contained in:
nbhusare
parent
46b83fd302
commit
6490c2070d
2 changed files with 246 additions and 25 deletions
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@ -1,9 +1,9 @@
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/*******************************************************************************
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* Copyright (c) 2015, 2018 itemis AG (http://www.itemis.eu) and others.
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* Copyright (c) 2015, 2020 itemis AG (http://www.itemis.eu) and others.
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* This program and the accompanying materials are made available under the
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* terms of the Eclipse Public License 2.0 which is available at
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* http://www.eclipse.org/legal/epl-2.0.
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*
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*
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* SPDX-License-Identifier: EPL-2.0
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*******************************************************************************/
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package org.eclipse.xtext.xtext.generator.junit
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@ -25,33 +25,41 @@ import static extension org.eclipse.xtext.GrammarUtil.*
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* @since 2.14
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*/
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class JUnitFragment extends AbstractStubGeneratingFragment {
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@Inject extension XtextGeneratorNaming
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@Inject FileAccessFactory fileAccessFactory
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@Accessors(PUBLIC_SETTER)
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boolean useDeprecatedClasses
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@Accessors(PUBLIC_SETTER)
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boolean skipXbaseTestingPackage
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JUnitVersion junitVersion = JUnitVersion.JUNIT_4
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def void setJunitVersion (String version) {
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new() {
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/**
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* The old implementation generated JUnit stub by default.
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* We set the value of generateXtendStub to true to remain backward compatible.
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*/
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generateXtendStub = true
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}
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def void setJunitVersion(String version) {
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junitVersion = JUnitVersion.fromString(version)
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}
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def protected getTestingPackage() {
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if (useDeprecatedClasses)
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getUiTestingPackage()
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else
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"org.eclipse.xtext.testing"
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}
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protected def String getUiTestingPackage() {
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"org.eclipse.xtext.ui.testing"
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}
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def protected getXbaseTestingPackage() {
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if (skipXbaseTestingPackage)
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return ""
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@ -60,13 +68,13 @@ class JUnitFragment extends AbstractStubGeneratingFragment {
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else
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"org.eclipse.xtext.xbase.testing"
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}
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protected def String getXbaseUiTestingPackage() {
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if (skipXbaseTestingPackage)
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return ""
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"org.eclipse.xtext.xbase.junit"
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}
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override generate() {
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if (projectConfig.runtimeTest.manifest !== null) {
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projectConfig.runtimeTest.manifest => [
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@ -75,7 +83,7 @@ class JUnitFragment extends AbstractStubGeneratingFragment {
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xbaseTestingPackage,
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'org.eclipse.xtext.xbase.lib;bundle-version="'+projectConfig.runtime.xbaseLibVersionLowerBound+'"'
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)
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exportedPackages.add(grammar.runtimeTestBasePackage+";x-internal=true")
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exportedPackages.add(grammar.runtimeTestBasePackage + ";x-internal=true")
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]
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}
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if (projectConfig.eclipsePluginTest.manifest !== null) {
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@ -88,26 +96,31 @@ class JUnitFragment extends AbstractStubGeneratingFragment {
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"org.eclipse.core.runtime",
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"org.eclipse.ui.workbench;resolution:=optional"
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)
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exportedPackages.add(grammar.eclipsePluginTestBasePackage+";x-internal=true")
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exportedPackages.add(grammar.eclipsePluginTestBasePackage + ";x-internal=true")
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]
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}
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if (projectConfig.eclipsePlugin.manifest !== null) {
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projectConfig.eclipsePlugin.manifest.exportedPackages.add(eclipsePluginActivator.packageName)
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}
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generateInjectorProvider.writeTo(projectConfig.runtimeTest.srcGen)
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if (isGenerateStub)
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generateExampleRuntimeTest.writeTo(projectConfig.runtimeTest.src)
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if (isGenerateStub) {
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if (generateXtendStub) {
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generateExampleRuntimeTest.writeTo(projectConfig.runtimeTest.src)
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} else {
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generateJavaExampleRuntimeTest.writeTo(projectConfig.runtimeTest.src)
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}
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}
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if (projectConfig.eclipsePlugin.srcGen !== null)
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generateUiInjectorProvider.writeTo(projectConfig.eclipsePluginTest.srcGen)
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}
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def protected JavaFileAccess generateExampleRuntimeTest() {
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val xtextRunner = new TypeReference(testingPackage + ".XtextRunner")
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val runWith = new TypeReference("org.junit.runner.RunWith")
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val injectWith = new TypeReference(testingPackage + ".InjectWith")
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val extendWith = new TypeReference("org.junit.jupiter.api.^extension.ExtendWith")
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val injectionExtension = new TypeReference("org.eclipse.xtext.testing.extensions.InjectionExtension")
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val injectionExtension = new TypeReference("org.eclipse.xtext.testing.extensions.InjectionExtension")
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val parseHelper = new TypeReference(testingPackage + ".util.ParseHelper")
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val test = switch (junitVersion) {
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case JUnitVersion.JUNIT_4: new TypeReference("org.junit.Test")
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@ -147,7 +160,54 @@ class JUnitFragment extends AbstractStubGeneratingFragment {
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}
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''')
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}
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def protected JavaFileAccess generateJavaExampleRuntimeTest() {
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val xtextRunner = new TypeReference(testingPackage + ".XtextRunner")
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val runWith = new TypeReference("org.junit.runner.RunWith")
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val extendWith = new TypeReference("org.junit.jupiter.api.extension.ExtendWith")
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val injectionExtension = new TypeReference("org.eclipse.xtext.testing.extensions.InjectionExtension")
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val injectWith = new TypeReference(testingPackage + ".InjectWith")
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val parseHelper = new TypeReference(testingPackage + ".util.ParseHelper")
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val test = switch (junitVersion) {
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case JUnitVersion.JUNIT_4: new TypeReference("org.junit.Test")
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case JUnitVersion.JUNIT_5: new TypeReference("org.junit.jupiter.api.Test")
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}
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val assert = switch (junitVersion) {
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case JUnitVersion.JUNIT_4: new TypeReference("org.junit.Assert")
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case JUnitVersion.JUNIT_5: new TypeReference("org.junit.jupiter.api.Assertions")
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}
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val rootType = new TypeReference(grammar.rules.head.type.classifier as EClass, grammar.eResource.resourceSet)
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val list = new TypeReference("java.util.List")
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val diagnostic = new TypeReference("org.eclipse.emf.ecore.resource", "Resource.Diagnostic")
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val iterableExtensions = new TypeReference("org.eclipse.xtext.xbase.lib.IterableExtensions")
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return fileAccessFactory.createJavaFile(exampleRuntimeTest, '''
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«IF junitVersion==JUnitVersion.JUNIT_4»
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@«runWith»(«xtextRunner».class)
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«ENDIF»
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«IF junitVersion==JUnitVersion.JUNIT_5»
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@«extendWith»(«injectionExtension».class)
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«ENDIF»
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@«injectWith»(«injectorProvider».class)
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public class «exampleRuntimeTest» {
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@«Inject»
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private «parseHelper»<«rootType»> parseHelper;
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@«test»
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public void loadModel() throws Exception {
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Model result = parseHelper.parse("Hello Xtext!");
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«assert».assertNotNull(result);
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«list»<«diagnostic»> errors = result.eResource().getErrors();
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«IF junitVersion==JUnitVersion.JUNIT_4»
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«assert».assertTrue("Unexpected errors: " + «iterableExtensions».join(errors, ", "), errors.isEmpty());
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«ENDIF»
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«IF junitVersion==JUnitVersion.JUNIT_5»
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«assert».assertTrue(errors.isEmpty(), "Unexpected errors: " + «iterableExtensions».join(errors, ", "));
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«ENDIF»
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}
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}
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''')
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}
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def protected exampleRuntimeTest() {
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new TypeReference(grammar.runtimeTestBasePackage, grammar.simpleName + "ParsingTest")
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}
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@ -218,7 +278,7 @@ class JUnitFragment extends AbstractStubGeneratingFragment {
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'''
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file
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}
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def protected TypeReference iInjectorProvider() {
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new TypeReference(testingPackage + ".IInjectorProvider")
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}
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@ -245,4 +305,4 @@ class JUnitFragment extends AbstractStubGeneratingFragment {
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def protected TypeReference uiInjectorProvider() {
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new TypeReference(grammar.eclipsePluginTestBasePackage, grammar.simpleName + "UiInjectorProvider")
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}
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}
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}
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@ -1,5 +1,5 @@
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/**
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* Copyright (c) 2015, 2018 itemis AG (http://www.itemis.eu) and others.
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* Copyright (c) 2015, 2020 itemis AG (http://www.itemis.eu) and others.
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* This program and the accompanying materials are made available under the
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* terms of the Eclipse Public License 2.0 which is available at
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* http://www.eclipse.org/legal/epl-2.0.
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@ -53,6 +53,10 @@ public class JUnitFragment extends AbstractStubGeneratingFragment {
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private JUnitVersion junitVersion = JUnitVersion.JUNIT_4;
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public JUnitFragment() {
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this.setGenerateXtendStub(true);
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}
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public void setJunitVersion(final String version) {
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this.junitVersion = JUnitVersion.fromString(version);
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}
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@ -144,7 +148,12 @@ public class JUnitFragment extends AbstractStubGeneratingFragment {
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this.generateInjectorProvider().writeTo(this.getProjectConfig().getRuntimeTest().getSrcGen());
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boolean _isGenerateStub = this.isGenerateStub();
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if (_isGenerateStub) {
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this.generateExampleRuntimeTest().writeTo(this.getProjectConfig().getRuntimeTest().getSrc());
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boolean _isGenerateXtendStub = this.isGenerateXtendStub();
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if (_isGenerateXtendStub) {
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this.generateExampleRuntimeTest().writeTo(this.getProjectConfig().getRuntimeTest().getSrc());
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} else {
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this.generateJavaExampleRuntimeTest().writeTo(this.getProjectConfig().getRuntimeTest().getSrc());
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}
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}
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IXtextGeneratorFileSystemAccess _srcGen = this.getProjectConfig().getEclipsePlugin().getSrcGen();
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boolean _tripleNotEquals_3 = (_srcGen != null);
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@ -314,6 +323,158 @@ public class JUnitFragment extends AbstractStubGeneratingFragment {
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return this.fileAccessFactory.createXtendFile(_exampleRuntimeTest, _client);
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}
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protected JavaFileAccess generateJavaExampleRuntimeTest() {
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String _testingPackage = this.getTestingPackage();
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String _plus = (_testingPackage + ".XtextRunner");
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final TypeReference xtextRunner = new TypeReference(_plus);
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final TypeReference runWith = new TypeReference("org.junit.runner.RunWith");
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final TypeReference extendWith = new TypeReference("org.junit.jupiter.api.extension.ExtendWith");
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final TypeReference injectionExtension = new TypeReference("org.eclipse.xtext.testing.extensions.InjectionExtension");
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String _testingPackage_1 = this.getTestingPackage();
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String _plus_1 = (_testingPackage_1 + ".InjectWith");
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final TypeReference injectWith = new TypeReference(_plus_1);
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String _testingPackage_2 = this.getTestingPackage();
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String _plus_2 = (_testingPackage_2 + ".util.ParseHelper");
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final TypeReference parseHelper = new TypeReference(_plus_2);
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TypeReference _switchResult = null;
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final JUnitVersion junitVersion = this.junitVersion;
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if (junitVersion != null) {
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switch (junitVersion) {
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case JUNIT_4:
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_switchResult = new TypeReference("org.junit.Test");
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break;
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case JUNIT_5:
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_switchResult = new TypeReference("org.junit.jupiter.api.Test");
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break;
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default:
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break;
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}
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}
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final TypeReference test = _switchResult;
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TypeReference _switchResult_1 = null;
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final JUnitVersion junitVersion_1 = this.junitVersion;
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if (junitVersion_1 != null) {
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switch (junitVersion_1) {
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case JUNIT_4:
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_switchResult_1 = new TypeReference("org.junit.Assert");
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break;
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case JUNIT_5:
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_switchResult_1 = new TypeReference("org.junit.jupiter.api.Assertions");
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break;
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default:
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break;
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}
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}
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final TypeReference assert_ = _switchResult_1;
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EClassifier _classifier = IterableExtensions.<AbstractRule>head(this.getGrammar().getRules()).getType().getClassifier();
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ResourceSet _resourceSet = this.getGrammar().eResource().getResourceSet();
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final TypeReference rootType = new TypeReference(((EClass) _classifier), _resourceSet);
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final TypeReference list = new TypeReference("java.util.List");
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final TypeReference diagnostic = new TypeReference("org.eclipse.emf.ecore.resource", "Resource.Diagnostic");
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final TypeReference iterableExtensions = new TypeReference("org.eclipse.xtext.xbase.lib.IterableExtensions");
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TypeReference _exampleRuntimeTest = this.exampleRuntimeTest();
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StringConcatenationClient _client = new StringConcatenationClient() {
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@Override
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protected void appendTo(StringConcatenationClient.TargetStringConcatenation _builder) {
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{
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boolean _equals = Objects.equal(JUnitFragment.this.junitVersion, JUnitVersion.JUNIT_4);
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if (_equals) {
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_builder.append("@");
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_builder.append(runWith);
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_builder.append("(");
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_builder.append(xtextRunner);
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_builder.append(".class)");
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_builder.newLineIfNotEmpty();
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}
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}
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{
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boolean _equals_1 = Objects.equal(JUnitFragment.this.junitVersion, JUnitVersion.JUNIT_5);
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if (_equals_1) {
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_builder.append("@");
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_builder.append(extendWith);
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_builder.append("(");
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_builder.append(injectionExtension);
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_builder.append(".class)");
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_builder.newLineIfNotEmpty();
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}
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}
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_builder.append("@");
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_builder.append(injectWith);
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_builder.append("(");
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TypeReference _injectorProvider = JUnitFragment.this.injectorProvider();
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_builder.append(_injectorProvider);
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_builder.append(".class)");
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_builder.newLineIfNotEmpty();
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_builder.append("public class ");
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TypeReference _exampleRuntimeTest = JUnitFragment.this.exampleRuntimeTest();
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_builder.append(_exampleRuntimeTest);
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_builder.append(" {");
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_builder.newLineIfNotEmpty();
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_builder.append("\t");
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_builder.append("@");
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_builder.append(Inject.class, "\t");
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_builder.newLineIfNotEmpty();
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_builder.append("\t");
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_builder.append("private ");
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_builder.append(parseHelper, "\t");
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_builder.append("<");
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_builder.append(rootType, "\t");
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_builder.append("> parseHelper;");
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_builder.newLineIfNotEmpty();
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_builder.append("\t");
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_builder.newLine();
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_builder.append("\t");
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_builder.append("@");
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_builder.append(test, "\t");
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_builder.newLineIfNotEmpty();
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_builder.append("\t");
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_builder.append("public void loadModel() throws Exception {");
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_builder.newLine();
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_builder.append("\t\t");
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_builder.append("Model result = parseHelper.parse(\"Hello Xtext!\");");
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_builder.newLine();
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_builder.append("\t\t");
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_builder.append(assert_, "\t\t");
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_builder.append(".assertNotNull(result);");
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_builder.newLineIfNotEmpty();
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_builder.append("\t\t");
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_builder.append(list, "\t\t");
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_builder.append("<");
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_builder.append(diagnostic, "\t\t");
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_builder.append("> errors = result.eResource().getErrors();");
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_builder.newLineIfNotEmpty();
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{
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boolean _equals_2 = Objects.equal(JUnitFragment.this.junitVersion, JUnitVersion.JUNIT_4);
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if (_equals_2) {
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_builder.append("\t\t");
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_builder.append(assert_, "\t\t");
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_builder.append(".assertTrue(\"Unexpected errors: \" + ");
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_builder.append(iterableExtensions, "\t\t");
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_builder.append(".join(errors, \", \"), errors.isEmpty());");
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_builder.newLineIfNotEmpty();
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}
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}
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{
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boolean _equals_3 = Objects.equal(JUnitFragment.this.junitVersion, JUnitVersion.JUNIT_5);
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if (_equals_3) {
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_builder.append("\t\t");
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_builder.append(assert_, "\t\t");
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_builder.append(".assertTrue(errors.isEmpty(), \"Unexpected errors: \" + ");
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_builder.append(iterableExtensions, "\t\t");
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_builder.append(".join(errors, \", \"));");
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_builder.newLineIfNotEmpty();
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}
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}
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_builder.append("\t");
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_builder.append("}");
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_builder.newLine();
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_builder.append("}");
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_builder.newLine();
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}
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};
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return this.fileAccessFactory.createJavaFile(_exampleRuntimeTest, _client);
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}
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protected TypeReference exampleRuntimeTest() {
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String _runtimeTestBasePackage = this._xtextGeneratorNaming.getRuntimeTestBasePackage(this.getGrammar());
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String _simpleName = GrammarUtil.getSimpleName(this.getGrammar());
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