author | jlahoda |
Mon, 21 Oct 2019 15:38:26 +0200 | |
changeset 58713 | ad69fd32778e |
parent 47216 | 71c04702a3d5 |
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/* |
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* Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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*/ |
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package combo; |
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import java.lang.reflect.Method; |
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import javax.tools.StandardJavaFileManager; |
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import java.util.Optional; |
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/** |
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* This class is the common superclass of all combo test instances. It defines few helper methods |
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* to build compilation tasks using the shared context object, as well as entry points for |
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* signalling test failures. |
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*/ |
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public abstract class ComboInstance<X extends ComboInstance<X>> { |
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/** The test instance result status. */ |
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private ResultStatus resultStatus = ResultStatus.PASSED; |
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/** The test instance execution environment. */ |
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private ComboTestHelper<X>.Env env; |
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/** |
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* Entry point for executing a combo test instance; first, the test environment is saved |
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* in the corresponding field, then the instance is run (see {@link ComboInstance#doWork()}. |
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* During execution, the result status will be updated to match the test outcome. |
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*/ |
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final void run(ComboTestHelper<X>.Env env) { |
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try { |
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this.env = env; |
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doWork(); |
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if (resultStatus.isSuccess()) { |
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env.info().passCount++; |
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} |
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} catch (Throwable ex) { |
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resultStatus = ResultStatus.ERROR; |
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env.info().errCount++; |
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env.info().lastError = Optional.of(ex); |
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} finally { |
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this.env = null; |
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try { |
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Class<?> fmClass = env.fileManager().getClass(); |
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Method clear = fmClass.getMethod("clear"); |
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clear.setAccessible(true); |
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clear.invoke(env.fileManager()); |
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} catch (Exception ex) { |
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throw new IllegalStateException(ex); |
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} |
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} |
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} |
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/** |
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* Retrieve a unique ID associated with this test instance. |
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*/ |
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public int id() { |
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return env.info().comboCount; |
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} |
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/** |
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* Retrieve shared file manager. |
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*/ |
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public StandardJavaFileManager fileManager() { |
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return env.fileManager(); |
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} |
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/** |
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* Create a new compilation task using shared compilation context. |
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*/ |
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protected ComboTask newCompilationTask() { |
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return new ComboTask(env); |
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} |
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/** |
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* Main test execution entry point; subclasses must implement this method to define the test |
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* logic. |
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*/ |
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protected abstract void doWork() throws Throwable; |
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/** |
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* Report a test failure. |
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*/ |
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protected void fail() { |
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//dump some default info (such as dimension bindings) |
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fail("Combo instance failed; " + env.bindings); |
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} |
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/** |
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* Report a test failure with corresponding failure message. |
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*/ |
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protected void fail(String msg) { |
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resultStatus = ResultStatus.FAILED; |
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env.info().failCount++; |
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env.info().lastFailure = Optional.of(msg); |
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} |
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/** |
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* The status associated with this test instance execution. |
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*/ |
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enum ResultStatus { |
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/** Test passed. */ |
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PASSED(true), |
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/** Test failed. */ |
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FAILED(false), |
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/** Test thrown unexpected error/exception. */ |
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ERROR(false); |
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boolean success; |
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ResultStatus(boolean success) { |
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this.success = success; |
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} |
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boolean isSuccess() { |
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return success; |
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} |
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} |
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} |