| /** |
| * |
| * Copyright 2007 Jeremy Rayner |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| * |
| **/ |
| package org.codehaus.groovy.antlr.treewalker; |
| |
| import groovy.lang.GroovyShell; |
| import groovy.lang.Script; |
| import groovy.util.GroovyTestCase; |
| |
| /** |
| * This tests code that is valid in parser, but has issues further down the line. |
| * |
| * @author <a href="mailto:groovy@ross-rayner.com">Jeremy Rayner</a> |
| * @version $Revision: 4653 $ |
| */ |
| public class UnimplementedSyntaxTest extends GroovyTestCase { |
| // ------------------------------ |
| // feature: Annotation Definition |
| // ------------------------------ |
| |
| public void test_AnnotationDef1_FAILS() throws Exception { |
| if (notYetImplemented()) return; |
| // Unknown type: ANNOTATION_DEF |
| assertNotNull(compile("public @interface Foo{}")); |
| } |
| |
| public void test_AnnotationDef2_FAILS() throws Exception { |
| if (notYetImplemented()) return; |
| // Unknown type: ANNOTATION_DEF |
| assertNotNull(compile("public @interface Foo{int bar() default 123}")); |
| } |
| |
| // ------------------------------ |
| // bug: Qualified Exception Types |
| // ------------------------------ |
| |
| public void test_QualifiedExceptionTypes_FAILS() throws Exception { |
| if (notYetImplemented()) return; |
| // Unexpected node type: '.' found when expecting type: an identifier |
| assertNotNull(compile("def foo() throws bar.MookyException{}")); // fails after parser |
| } |
| |
| // ------------------------------ |
| // feature: classic Java for loop |
| // ------------------------------ |
| |
| public void test_ClassicJavaForLoop1_FAILS() throws Exception { |
| if (notYetImplemented()) return; |
| // For statement contains unexpected tokens. Possible attempt to use unsupported Java-style for loop. |
| // This syntax now replaced with closure list i.e. for (i=0;j=2;i<10;i++;j--) {... |
| assertNotNull(compile("for (i = 0,j = 2;i < 10; i++, j--) {print i}")); // fails after parser |
| } |
| |
| public void test_ClassicJavaForLoop2() throws Exception { |
| // For statement contains unexpected tokens. Possible attempt to use unsupported Java-style for loop. |
| assertNotNull(compile("for (i=0;i<10;i++) {println i}")); // fails after parser |
| } |
| |
| // ------------------------------ |
| // feature: Enum Definitions |
| // ------------------------------ |
| public void test_EnumDef1_FAILS() throws Exception { |
| if (notYetImplemented()) return; |
| // Unknown type: ENUM_DEF |
| assertNotNull(compile("enum Coin {PENNY(1), DIME(10), QUARTER(25)}")); // fails after parser |
| } |
| |
| public void test_EnumDef2_FAILS() throws Exception { |
| if (notYetImplemented()) return; |
| // Unknown type: ENUM_DEF |
| assertNotNull(compile("enum Season{WINTER,SPRING,SUMMER,AUTUMN}")); // fails after parser |
| } |
| |
| public void test_EnumDef3_FAILS() throws Exception { |
| if (notYetImplemented()) return; |
| // Unknown type: ENUM_DEF |
| assertNotNull(compile("enum Operation {ADDITION {double eval(x,y) {return x + y}}}")); // fails after parser |
| } |
| |
| public void test_EnumDef4_FAILS() throws Exception { |
| if (notYetImplemented()) return; |
| // Unknown type: ENUM_DEF |
| assertNotNull(compile("enum EarthSeason implements Season{SPRING}")); // fails after parser |
| } |
| |
| // ------------------------------------------------ |
| // deprecate in parser?: 'break' allowed in methods |
| // ------------------------------------------------ |
| public void test_BreakAllowedInMethods_FAILS() throws Exception { |
| if (notYetImplemented()) return; |
| // the break statement is only allowed inside loops or switches |
| assertNotNull(compile("def myMethod(){break}")); // fails after parser |
| } |
| |
| // ---------------------------------------------------- |
| // deprecate in parser?: 'continue' allowed in closures |
| // ---------------------------------------------------- |
| public void test_ContinueAllowedInClosures_FAILS() throws Exception { |
| if (notYetImplemented()) return; |
| // the continue statement is only allowed inside loops |
| assertNotNull(compile("[1,2,3].each{continue}")); // fails after parser |
| } |
| |
| // ---------------------------------------------------- |
| // feature?: allow break/continue with value from loops? |
| // ---------------------------------------------------- |
| public void test_BreakWithValueAllowedInLoops_FAILS() throws Exception { |
| if (notYetImplemented()) return; |
| // Unexpected node type: a numeric literal found when expecting type: an identifier |
| assertNotNull(compile("for (i in 1..100) {break 2}")); // fails after parser |
| } |
| |
| public void test_ContinueWithValueAllowedInLoops_FAILS() throws Exception { |
| if (notYetImplemented()) return; |
| // Unexpected node type: a numeric literal found when expecting type: an identifier |
| assertNotNull(compile("for (i in 1..100) {continue 2}")); // fails after parser |
| } |
| |
| // --------------------------------------------------------------- |
| // feature?: allow break/continue to labeled statement from loops? (is this even right syntax, or parser bug???) |
| // --------------------------------------------------------------- |
| public void test_BreakToLabeledStatementAllowedInLoops_FAILS() throws Exception { |
| if (notYetImplemented()) return; |
| // Unexpected node type: LABELED_STAT found when expecting type: an identifier |
| assertNotNull(compile("for (i in 1..100) {break label1:}")); // fails after parser |
| } |
| |
| public void test_ContinueToLabeledStatementAllowedInLoops_FAILS() throws Exception { |
| if (notYetImplemented()) return; |
| // Unexpected node type: LABELED_STAT found when expecting type: an identifier |
| assertNotNull(compile("for (i in 1..100) {continue label1:}")); // fails after parser |
| } |
| |
| // ----------------------- |
| // feature: Native Methods |
| // ----------------------- |
| public void test_NativeMethods1_FAILS() throws Exception { |
| if (notYetImplemented()) return; |
| // You defined a method without body. Try adding a body, or declare it abstract |
| assertNotNull(compile("public class R{public native void seek(long pos)}")); // fails after parser |
| } |
| |
| public void test_NativeMethods2_FAILS() throws Exception { |
| if (notYetImplemented()) return; |
| // You defined a method without body. Try adding a body, or declare it abstract |
| assertNotNull(compile("native foo()")); // fails after parser |
| } |
| |
| // --------------------- |
| // feature: 'threadsafe' |
| // --------------------- |
| public void test_Threadsafe1_FAILS() throws Exception { |
| if (notYetImplemented()) return; |
| // Unknown type: "threadsafe" |
| assertNotNull(compile("threadsafe foo() {}")); // fails after parser |
| } |
| |
| public void test_Threadsafe2_FAILS() throws Exception { |
| if (notYetImplemented()) return; |
| // Unknown type: "threadsafe" |
| assertNotNull(compile("public static transient final native threadsafe synchronized volatile strictfp foo() {}")); // fails after parser |
| } |
| |
| // ------------------------------- |
| // feature?: scope escape operator |
| // ------------------------------- |
| public void test_ScopeEscape_FAILS() throws Exception { |
| if (notYetImplemented()) return; |
| // Unknown type: SCOPE_ESCAPE |
| assertNotNull(compile("println([$x, x, y])")); // fails after parser |
| } |
| |
| // -------------------------------------------------- |
| // bugs?: spread expressions in closures and GStrings |
| // -------------------------------------------------- |
| public void test_SpreadExpressionInClosure_FAILS() throws Exception { |
| if (notYetImplemented()) return; |
| // BUG! exception in phase 'class generation' in source unit 'Script1.groovy' |
| // SpreadExpression should not be visited here |
| assertNotNull(compile("myList{*name}")); // fails after parser |
| } |
| |
| public void test_SpreadExpressionInGString1_FAILS() throws Exception { |
| if (notYetImplemented()) return; |
| // BUG! exception in phase 'conversion' in source unit 'Script1.groovy' null |
| assertNotNull(compile("\"foo$*bar\"")); // fails after parser |
| } |
| |
| public void test_SpreadExpressionInGString2_FAILS() throws Exception { |
| if (notYetImplemented()) return; |
| // BUG! exception in phase 'class generation' in source unit 'Script1.groovy' |
| // SpreadExpression should not be visited here |
| assertNotNull(compile("\"foo${*bar}\"")); // fails after parser |
| } |
| |
| // ----------------------- |
| // feature: static imports |
| // ----------------------- |
| // TODO: move somewhere else |
| public void test_StaticImport1() throws Exception { |
| assertNotNull(compile("import static foo.Bar.mooky")); |
| } |
| |
| public void test_StaticImport2() throws Exception { |
| assertNotNull(compile("import static foo.Bar.*")); |
| } |
| |
| // TODO: move somewhere else GROOVY-1874 |
| public void test_staticBlockWithNewLines() throws Exception { |
| assertNotNull(compile("class MyClass \n{\n\tstatic\n{\nprintln 2\n}\n}")); |
| } |
| |
| public void test_staticBlockWithNoStartNewLines() throws Exception { |
| assertNotNull(compile("class MyClass \n{\n\tstatic {\nprintln 2\n}\n}")); |
| } |
| |
| public void test_staticBlockWithNoNewLines() throws Exception { |
| assertNotNull(compile("class MyClass \n{\n\tstatic { println 2 }}")); |
| } |
| |
| // ------------------------ |
| // feature: type parameters |
| // ------------------------ |
| public void test_TypeParameters_FAILS() throws Exception { |
| if (notYetImplemented()) return; |
| // Unexpected node type: TYPE_PARAMETERS found when expecting type: OBJBLOCK |
| assertNotNull(compile("class Foo<T extends C & I> {T t}")); // fails after parser |
| } |
| |
| private Script compile(String input) throws Exception { |
| TraversalTestHelper traverser = new TraversalTestHelper(); |
| traverser.traverse(input, SourcePrinter.class, Boolean.FALSE); |
| GroovyShell groovyShell = new GroovyShell(); |
| return groovyShell.parse(input); |
| } |
| |
| } |