Wed, 27 Apr 2016 01:34:52 +0800
Initial load
http://hg.openjdk.java.net/jdk8u/jdk8u/langtools/
changeset: 2573:53ca196be1ae
tag: jdk8u25-b17
aoqi@0 | 1 | /* |
aoqi@0 | 2 | * Copyright (c) 2011, 2013, 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 7115052 8003280 8006694 |
aoqi@0 | 27 | * @summary Add lambda tests |
aoqi@0 | 28 | * Add parser support for method references |
aoqi@0 | 29 | * temporarily workaround combo tests are causing time out in several platforms |
aoqi@0 | 30 | * @library ../lib |
aoqi@0 | 31 | * @build JavacTestingAbstractThreadedTest |
aoqi@0 | 32 | * @run main/othervm MethodReferenceParserTest |
aoqi@0 | 33 | */ |
aoqi@0 | 34 | |
aoqi@0 | 35 | // use /othervm to avoid jtreg timeout issues (CODETOOLS-7900047) |
aoqi@0 | 36 | // see JDK-8006746 |
aoqi@0 | 37 | |
aoqi@0 | 38 | import java.net.URI; |
aoqi@0 | 39 | import java.util.Arrays; |
aoqi@0 | 40 | import javax.tools.Diagnostic; |
aoqi@0 | 41 | import javax.tools.JavaFileObject; |
aoqi@0 | 42 | import javax.tools.SimpleJavaFileObject; |
aoqi@0 | 43 | import com.sun.source.util.JavacTask; |
aoqi@0 | 44 | |
aoqi@0 | 45 | public class MethodReferenceParserTest |
aoqi@0 | 46 | extends JavacTestingAbstractThreadedTest |
aoqi@0 | 47 | implements Runnable { |
aoqi@0 | 48 | |
aoqi@0 | 49 | enum ReferenceKind { |
aoqi@0 | 50 | METHOD_REF("#Q::#Gm"), |
aoqi@0 | 51 | CONSTRUCTOR_REF("#Q::#Gnew"), |
aoqi@0 | 52 | FALSE_REF("min < max"), |
aoqi@0 | 53 | ERR_SUPER("#Q::#Gsuper"), |
aoqi@0 | 54 | ERR_METH0("#Q::#Gm()"), |
aoqi@0 | 55 | ERR_METH1("#Q::#Gm(X)"), |
aoqi@0 | 56 | ERR_CONSTR0("#Q::#Gnew()"), |
aoqi@0 | 57 | ERR_CONSTR1("#Q::#Gnew(X)"); |
aoqi@0 | 58 | |
aoqi@0 | 59 | String referenceTemplate; |
aoqi@0 | 60 | |
aoqi@0 | 61 | ReferenceKind(String referenceTemplate) { |
aoqi@0 | 62 | this.referenceTemplate = referenceTemplate; |
aoqi@0 | 63 | } |
aoqi@0 | 64 | |
aoqi@0 | 65 | String getReferenceString(QualifierKind qk, GenericKind gk) { |
aoqi@0 | 66 | return referenceTemplate |
aoqi@0 | 67 | .replaceAll("#Q", qk.qualifier) |
aoqi@0 | 68 | .replaceAll("#G", gk.typeParameters); |
aoqi@0 | 69 | } |
aoqi@0 | 70 | |
aoqi@0 | 71 | boolean erroneous() { |
aoqi@0 | 72 | switch (this) { |
aoqi@0 | 73 | case ERR_SUPER: |
aoqi@0 | 74 | case ERR_METH0: |
aoqi@0 | 75 | case ERR_METH1: |
aoqi@0 | 76 | case ERR_CONSTR0: |
aoqi@0 | 77 | case ERR_CONSTR1: |
aoqi@0 | 78 | return true; |
aoqi@0 | 79 | default: return false; |
aoqi@0 | 80 | } |
aoqi@0 | 81 | } |
aoqi@0 | 82 | } |
aoqi@0 | 83 | |
aoqi@0 | 84 | enum ContextKind { |
aoqi@0 | 85 | ASSIGN("SAM s = #E;"), |
aoqi@0 | 86 | METHOD("m(#E, i);"); |
aoqi@0 | 87 | |
aoqi@0 | 88 | String contextTemplate; |
aoqi@0 | 89 | |
aoqi@0 | 90 | ContextKind(String contextTemplate) { |
aoqi@0 | 91 | this.contextTemplate = contextTemplate; |
aoqi@0 | 92 | } |
aoqi@0 | 93 | |
aoqi@0 | 94 | String contextString(ExprKind ek, ReferenceKind rk, QualifierKind qk, |
aoqi@0 | 95 | GenericKind gk, SubExprKind sk) { |
aoqi@0 | 96 | return contextTemplate.replaceAll("#E", ek.expressionString(rk, qk, gk, sk)); |
aoqi@0 | 97 | } |
aoqi@0 | 98 | } |
aoqi@0 | 99 | |
aoqi@0 | 100 | enum GenericKind { |
aoqi@0 | 101 | NONE(""), |
aoqi@0 | 102 | ONE("<X>"), |
aoqi@0 | 103 | TWO("<X,Y>"); |
aoqi@0 | 104 | |
aoqi@0 | 105 | String typeParameters; |
aoqi@0 | 106 | |
aoqi@0 | 107 | GenericKind(String typeParameters) { |
aoqi@0 | 108 | this.typeParameters = typeParameters; |
aoqi@0 | 109 | } |
aoqi@0 | 110 | } |
aoqi@0 | 111 | |
aoqi@0 | 112 | enum QualifierKind { |
aoqi@0 | 113 | THIS("this"), |
aoqi@0 | 114 | SUPER("super"), |
aoqi@0 | 115 | NEW("new Foo()"), |
aoqi@0 | 116 | METHOD("m()"), |
aoqi@0 | 117 | FIELD("a.f"), |
aoqi@0 | 118 | UBOUND_SIMPLE("A"), |
aoqi@0 | 119 | UNBOUND_ARRAY1("int[]"), |
aoqi@0 | 120 | UNBOUND_ARRAY2("A<G>[][]"), |
aoqi@0 | 121 | UNBOUND_GENERIC1("A<X>"), |
aoqi@0 | 122 | UNBOUND_GENERIC2("A<X, Y>"), |
aoqi@0 | 123 | UNBOUND_GENERIC3("A<? extends X, ? super Y>"), |
aoqi@0 | 124 | UNBOUND_GENERIC4("A<int[], short[][]>"), |
aoqi@0 | 125 | NESTED_GENERIC1("A<A<X,Y>, A<X,Y>>"), |
aoqi@0 | 126 | NESTED_GENERIC2("A<A<A<X,Y>,A<X,Y>>, A<A<X,Y>,A<X,Y>>>"); |
aoqi@0 | 127 | |
aoqi@0 | 128 | String qualifier; |
aoqi@0 | 129 | |
aoqi@0 | 130 | QualifierKind(String qualifier) { |
aoqi@0 | 131 | this.qualifier = qualifier; |
aoqi@0 | 132 | } |
aoqi@0 | 133 | } |
aoqi@0 | 134 | |
aoqi@0 | 135 | enum ExprKind { |
aoqi@0 | 136 | NONE("#R::S"), |
aoqi@0 | 137 | SINGLE_PAREN1("(#R#S)"), |
aoqi@0 | 138 | SINGLE_PAREN2("(#R)#S"), |
aoqi@0 | 139 | DOUBLE_PAREN1("((#R#S))"), |
aoqi@0 | 140 | DOUBLE_PAREN2("((#R)#S)"), |
aoqi@0 | 141 | DOUBLE_PAREN3("((#R))#S"); |
aoqi@0 | 142 | |
aoqi@0 | 143 | String expressionTemplate; |
aoqi@0 | 144 | |
aoqi@0 | 145 | ExprKind(String expressionTemplate) { |
aoqi@0 | 146 | this.expressionTemplate = expressionTemplate; |
aoqi@0 | 147 | } |
aoqi@0 | 148 | |
aoqi@0 | 149 | String expressionString(ReferenceKind rk, QualifierKind qk, GenericKind gk, SubExprKind sk) { |
aoqi@0 | 150 | return expressionTemplate |
aoqi@0 | 151 | .replaceAll("#R", rk.getReferenceString(qk, gk)) |
aoqi@0 | 152 | .replaceAll("#S", sk.subExpression); |
aoqi@0 | 153 | } |
aoqi@0 | 154 | } |
aoqi@0 | 155 | |
aoqi@0 | 156 | enum SubExprKind { |
aoqi@0 | 157 | NONE(""), |
aoqi@0 | 158 | SELECT_FIELD(".f"), |
aoqi@0 | 159 | SELECT_METHOD(".f()"), |
aoqi@0 | 160 | SELECT_NEW(".new Foo()"), |
aoqi@0 | 161 | POSTINC("++"), |
aoqi@0 | 162 | POSTDEC("--"); |
aoqi@0 | 163 | |
aoqi@0 | 164 | String subExpression; |
aoqi@0 | 165 | |
aoqi@0 | 166 | SubExprKind(String subExpression) { |
aoqi@0 | 167 | this.subExpression = subExpression; |
aoqi@0 | 168 | } |
aoqi@0 | 169 | } |
aoqi@0 | 170 | |
aoqi@0 | 171 | public static void main(String... args) throws Exception { |
aoqi@0 | 172 | for (ReferenceKind rk : ReferenceKind.values()) { |
aoqi@0 | 173 | for (QualifierKind qk : QualifierKind.values()) { |
aoqi@0 | 174 | for (GenericKind gk : GenericKind.values()) { |
aoqi@0 | 175 | for (SubExprKind sk : SubExprKind.values()) { |
aoqi@0 | 176 | for (ExprKind ek : ExprKind.values()) { |
aoqi@0 | 177 | for (ContextKind ck : ContextKind.values()) { |
aoqi@0 | 178 | pool.execute(new MethodReferenceParserTest(rk, qk, gk, sk, ek, ck)); |
aoqi@0 | 179 | } |
aoqi@0 | 180 | } |
aoqi@0 | 181 | } |
aoqi@0 | 182 | } |
aoqi@0 | 183 | } |
aoqi@0 | 184 | } |
aoqi@0 | 185 | |
aoqi@0 | 186 | checkAfterExec(); |
aoqi@0 | 187 | } |
aoqi@0 | 188 | |
aoqi@0 | 189 | ReferenceKind rk; |
aoqi@0 | 190 | QualifierKind qk; |
aoqi@0 | 191 | GenericKind gk; |
aoqi@0 | 192 | SubExprKind sk; |
aoqi@0 | 193 | ExprKind ek; |
aoqi@0 | 194 | ContextKind ck; |
aoqi@0 | 195 | JavaSource source; |
aoqi@0 | 196 | DiagnosticChecker diagChecker; |
aoqi@0 | 197 | |
aoqi@0 | 198 | MethodReferenceParserTest(ReferenceKind rk, QualifierKind qk, GenericKind gk, SubExprKind sk, ExprKind ek, ContextKind ck) { |
aoqi@0 | 199 | this.rk = rk; |
aoqi@0 | 200 | this.qk = qk; |
aoqi@0 | 201 | this.gk = gk; |
aoqi@0 | 202 | this.sk = sk; |
aoqi@0 | 203 | this.ek = ek; |
aoqi@0 | 204 | this.ck = ck; |
aoqi@0 | 205 | this.source = new JavaSource(); |
aoqi@0 | 206 | this.diagChecker = new DiagnosticChecker(); |
aoqi@0 | 207 | } |
aoqi@0 | 208 | |
aoqi@0 | 209 | class JavaSource extends SimpleJavaFileObject { |
aoqi@0 | 210 | |
aoqi@0 | 211 | String template = "class Test {\n" + |
aoqi@0 | 212 | " void test() {\n" + |
aoqi@0 | 213 | " #C\n" + |
aoqi@0 | 214 | " }" + |
aoqi@0 | 215 | "}"; |
aoqi@0 | 216 | |
aoqi@0 | 217 | String source; |
aoqi@0 | 218 | |
aoqi@0 | 219 | public JavaSource() { |
aoqi@0 | 220 | super(URI.create("myfo:/Test.java"), JavaFileObject.Kind.SOURCE); |
aoqi@0 | 221 | source = template.replaceAll("#C", ck.contextString(ek, rk, qk, gk, sk)); |
aoqi@0 | 222 | } |
aoqi@0 | 223 | |
aoqi@0 | 224 | @Override |
aoqi@0 | 225 | public CharSequence getCharContent(boolean ignoreEncodingErrors) { |
aoqi@0 | 226 | return source; |
aoqi@0 | 227 | } |
aoqi@0 | 228 | } |
aoqi@0 | 229 | |
aoqi@0 | 230 | @Override |
aoqi@0 | 231 | public void run() { |
aoqi@0 | 232 | JavacTask ct = (JavacTask)comp.getTask(null, fm.get(), diagChecker, |
aoqi@0 | 233 | null, null, Arrays.asList(source)); |
aoqi@0 | 234 | try { |
aoqi@0 | 235 | ct.parse(); |
aoqi@0 | 236 | } catch (Throwable ex) { |
aoqi@0 | 237 | processException(ex); |
aoqi@0 | 238 | return; |
aoqi@0 | 239 | } |
aoqi@0 | 240 | check(); |
aoqi@0 | 241 | } |
aoqi@0 | 242 | |
aoqi@0 | 243 | void check() { |
aoqi@0 | 244 | checkCount.incrementAndGet(); |
aoqi@0 | 245 | |
aoqi@0 | 246 | if (diagChecker.errorFound != rk.erroneous()) { |
aoqi@0 | 247 | throw new Error("invalid diagnostics for source:\n" + |
aoqi@0 | 248 | source.getCharContent(true) + |
aoqi@0 | 249 | "\nFound error: " + diagChecker.errorFound + |
aoqi@0 | 250 | "\nExpected error: " + rk.erroneous()); |
aoqi@0 | 251 | } |
aoqi@0 | 252 | } |
aoqi@0 | 253 | |
aoqi@0 | 254 | static class DiagnosticChecker implements javax.tools.DiagnosticListener<JavaFileObject> { |
aoqi@0 | 255 | |
aoqi@0 | 256 | boolean errorFound; |
aoqi@0 | 257 | |
aoqi@0 | 258 | public void report(Diagnostic<? extends JavaFileObject> diagnostic) { |
aoqi@0 | 259 | if (diagnostic.getKind() == Diagnostic.Kind.ERROR) { |
aoqi@0 | 260 | errorFound = true; |
aoqi@0 | 261 | } |
aoqi@0 | 262 | } |
aoqi@0 | 263 | } |
aoqi@0 | 264 | |
aoqi@0 | 265 | } |