77 lines
3.2 KiB
Java
77 lines
3.2 KiB
Java
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/*
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* Copyright (c) 2014, 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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import com.sun.tools.classfile.Attribute;
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import com.sun.tools.classfile.ClassFile;
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import com.sun.tools.classfile.SourceFile_attribute;
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import java.util.ArrayList;
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import java.util.List;
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import java.util.Map;
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import javax.tools.JavaFileObject;
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public class SourceFileTestBase extends TestBase {
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protected void test(Class<?> classToTest, String fileName) throws Exception {
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assertAttributePresent(ClassFile.read(getClassFile(classToTest)), fileName);
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}
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protected void test(String classToTest, String fileName) throws Exception {
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assertAttributePresent(ClassFile.read(getClassFile(classToTest + ".class")), fileName);
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}
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/**
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* Compile sourceCode and for all "classesToTest" checks SourceFile attribute.
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*/
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protected void compileAndTest(String sourceCode, String... classesToTest) throws Exception {
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Map<String, ? extends JavaFileObject> classes = compile(sourceCode);
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String fileName = ToolBox.getJavaFileNameFromSource(sourceCode);
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for (String className : classesToTest) {
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assertAttributePresent(ClassFile.read(classes.get(className).openInputStream()), fileName);
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}
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}
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private void assertAttributePresent(ClassFile classFile, String fileName) throws Exception {
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//We need to count attributes with the same names because there is no appropriate API in the ClassFile.
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List<SourceFile_attribute> sourceFileAttributes = new ArrayList<>();
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for (Attribute a : classFile.attributes.attrs) {
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if (Attribute.SourceFile.equals(a.getName(classFile.constant_pool))) {
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sourceFileAttributes.add((SourceFile_attribute) a);
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}
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}
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assertEquals(sourceFileAttributes.size(), 1, "Should be the only SourceFile attribute");
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SourceFile_attribute attribute = sourceFileAttributes.get(0);
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assertEquals(classFile.constant_pool.getUTF8Info(attribute.attribute_name_index).value,
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Attribute.SourceFile, "Incorrect attribute name");
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assertEquals(classFile.constant_pool.getUTF8Info(attribute.sourcefile_index).value, fileName,
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"Incorrect source file name");
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assertEquals(attribute.attribute_length, 2, "Incorrect attribute length");
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}
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}
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