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test/tools/javac/annotations/typeAnnotations/newlocations/AfterMethodTypeParams.java@7e97c65c373c (annotated)

test/tools/javac/annotations/typeAnnotations/newlocations/AfterMethodTypeParams.java

Wed, 18 Jun 2014 12:30:29 -0400

author

pgovereau

date

Wed, 18 Jun 2014 12:30:29 -0400

changeset 2424

7e97c65c373c

parent 0

959103a6100f

permissions

-rw-r--r--

8027886: javac allows illegal receiver parameters
8029042: Receiver parameter not supported on local class constructor
Reviewed-by: jfranck, jlahoda

aoqi@0	1	/*
aoqi@0	2	* Copyright (c) 2014, Oracle and/or its affiliates. All rights reserved.
aoqi@0	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
aoqi@0	4	*
aoqi@0	5	* This code is free software; you can redistribute it and/or modify it
aoqi@0	6	* under the terms of the GNU General Public License version 2 only, as
aoqi@0	7	* published by the Free Software Foundation.
aoqi@0	8	*
aoqi@0	9	* This code is distributed in the hope that it will be useful, but WITHOUT
aoqi@0	10	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
aoqi@0	11	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
aoqi@0	12	* version 2 for more details (a copy is included in the LICENSE file that
aoqi@0	13	* accompanied this code).
aoqi@0	14	*
aoqi@0	15	* You should have received a copy of the GNU General Public License version
aoqi@0	16	* 2 along with this work; if not, write to the Free Software Foundation,
aoqi@0	17	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
aoqi@0	18	*
aoqi@0	19	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
aoqi@0	20	* or visit www.oracle.com if you need additional information or have any
aoqi@0	21	* questions.
aoqi@0	22	*/
aoqi@0	23
aoqi@0	24	/**
aoqi@0	25	* @test
aoqi@0	26	* @bug 8038788
aoqi@0	27	* @summary Verify proper handling of annotations after method's type parameters.
aoqi@0	28	* @build AfterMethodTypeParams
aoqi@0	29	* @run main AfterMethodTypeParams
aoqi@0	30	*/
aoqi@0	31
aoqi@0	32	import java.io.IOException;
aoqi@0	33	import java.io.StringWriter;
aoqi@0	34	import java.net.URI;
aoqi@0	35	import java.util.*;
aoqi@0	36
aoqi@0	37	import javax.lang.model.element.Name;
aoqi@0	38	import javax.tools.*;
aoqi@0	39
aoqi@0	40	import com.sun.source.tree.*;
aoqi@0	41	import com.sun.source.util.*;
aoqi@0	42
aoqi@0	43	public class AfterMethodTypeParams {
aoqi@0	44
aoqi@0	45	public static void main(String... args) throws IOException {
aoqi@0	46	new AfterMethodTypeParams().run();
aoqi@0	47	}
aoqi@0	48
aoqi@0	49	void run() throws IOException {
aoqi@0	50	JavaCompiler compiler = ToolProvider.getSystemJavaCompiler();
aoqi@0	51
aoqi@0	52	for (TestCase tc : testCases) {
aoqi@0	53	String test = TEMPLATE.replace("CONTENT", tc.snippet);
aoqi@0	54	List<JavaFileObject> files = Arrays.asList(new MyFileObject(test));
aoqi@0	55	StringWriter out = new StringWriter();
aoqi@0	56	List<String> options = Arrays.asList("-XDrawDiagnostics", "-XDshouldStopPolicy=FLOW");
aoqi@0	57	JavacTask task = (JavacTask) compiler.getTask(out, null, null, options, null, files);
aoqi@0	58
aoqi@0	59	new TreePathScanner<Void, Void>() {
aoqi@0	60	boolean seenAnnotation;
aoqi@0	61	@Override
aoqi@0	62	public Void visitAnnotation(AnnotationTree node, Void p) {
aoqi@0	63	Name name = ((IdentifierTree) node.getAnnotationType()).getName();
aoqi@0	64	seenAnnotation |= name.contentEquals("TA") || name.contentEquals("DA");
aoqi@0	65	return null;
aoqi@0	66	}
aoqi@0	67	@Override
aoqi@0	68	public Void visitCompilationUnit(CompilationUnitTree node, Void p) {
aoqi@0	69	super.visitCompilationUnit(node, p);
aoqi@0	70	if (!seenAnnotation)
aoqi@0	71	error(test, "Annotation was missing");
aoqi@0	72	return null;
aoqi@0	73	}
aoqi@0	74	}.scan(task.parse(), null);
aoqi@0	75
aoqi@0	76	task.analyze();
aoqi@0	77
aoqi@0	78	if (!tc.error.equals(out.toString().trim())) {
aoqi@0	79	error(test, "Incorrect errors: " + out.toString());
aoqi@0	80	}
aoqi@0	81	}
aoqi@0	82
aoqi@0	83	if (errors > 0) {
aoqi@0	84	throw new IllegalStateException("Errors found");
aoqi@0	85	}
aoqi@0	86	}
aoqi@0	87
aoqi@0	88	int errors;
aoqi@0	89
aoqi@0	90	void error(String code, String error) {
aoqi@0	91	System.out.println("Error detected: " + error);
aoqi@0	92	System.out.println("Code:");
aoqi@0	93	System.out.println(code);
aoqi@0	94	errors++;
aoqi@0	95	}
aoqi@0	96
aoqi@0	97	static String TEMPLATE =
aoqi@0	98	"import java.lang.annotation.*;\n" +
aoqi@0	99	"public class Test {\n" +
aoqi@0	100	" CONTENT\n" +
aoqi@0	101	"}\n" +
aoqi@0	102	"@Target({ElementType.METHOD, ElementType.CONSTRUCTOR})\n" +
aoqi@0	103	"@interface DA { }\n" +
aoqi@0	104	"@Target(ElementType.TYPE_USE)\n" +
aoqi@0	105	"@interface TA { }\n";
aoqi@0	106
aoqi@0	107	static class MyFileObject extends SimpleJavaFileObject {
aoqi@0	108	final String text;
aoqi@0	109	public MyFileObject(String text) {
aoqi@0	110	super(URI.create("myfo:/Test.java"), JavaFileObject.Kind.SOURCE);
aoqi@0	111	this.text = text;
aoqi@0	112	}
aoqi@0	113	@Override
aoqi@0	114	public CharSequence getCharContent(boolean ignoreEncodingErrors) {
aoqi@0	115	return text;
aoqi@0	116	}
aoqi@0	117	}
aoqi@0	118
aoqi@0	119	static TestCase[] testCases = new TestCase[] {
aoqi@0	120	new TestCase("<T> @DA int foo1() { return 0;}", ""),
aoqi@0	121	new TestCase("<T> @DA void foo2() { }", ""),
aoqi@0	122	new TestCase("<T> @TA int foo3() { return 0;}", ""),
aoqi@0	123	new TestCase("<T> @TA void foo4() { }",
aoqi@0	124	"Test.java:3:9: compiler.err.annotation.type.not.applicable"),
aoqi@0	125	new TestCase("<T> @DA Test() { }", "Test.java:3:9: compiler.err.illegal.start.of.type"),
aoqi@0	126	new TestCase("<T> @TA Test() { }", "Test.java:3:9: compiler.err.illegal.start.of.type"),
aoqi@0	127	};
aoqi@0	128
aoqi@0	129	static class TestCase {
aoqi@0	130	final String snippet;
aoqi@0	131	final String error;
aoqi@0	132	public TestCase(String snippet, String error) {
aoqi@0	133	this.snippet = snippet;
aoqi@0	134	this.error = error;
aoqi@0	135	}
aoqi@0	136	}
aoqi@0	137	}
aoqi@0	138