Failed
org.eclipse.jdt.core.tests.compiler.regression.MethodVerifyTest.testBug536978_comment2 - 12 (from org.eclipse.jdt.core.tests.compiler.regression.TestAll)
Failing for the past 31 builds
(Since Failed
)
Error Message
testBug536978_comment2 - Eclipse found error(s) but Javac only found warning(s). ----------- Expected ------------ ----------\n 1. ERROR in SimpleDemo.java (at line 22)\n protected SimpleResult test(AbstractResult request) {\n ^^^^^^^^^^^^\n The return type is incompatible with AbstractDemo<Request,Response>.test(Request)\n ----------\n ------------ but was ------------ SimpleDemo.java:22: warning: [unchecked] test(AbstractResult) in SimpleDemo overrides test(Request) in AbstractDemo\n protected SimpleResult test(AbstractResult request) {\n ^\n return type requires unchecked conversion from SimpleResult to Response#2\n where Request,Response#1,Response#2 are type-variables:\n Request extends AbstractResult declared in class AbstractDemo\n Response#1 extends AbstractResult declared in class AbstractDemo\n Response#2 extends AbstractResult declared in class SimpleDemo\n 1 warning\n --------- Difference is ---------- expected:<[----------\n 1. ERROR in SimpleDemo.java (at line 22)\n protected SimpleResult test(AbstractResult request) {\n ^^^^^^^^^^^^\n The return type is incompatible with AbstractDemo<Request,Response>.test(Request)\n ----------]\n > but was:<[SimpleDemo.java:22: warning: [unchecked] test(AbstractResult) in SimpleDemo overrides test(Request) in AbstractDemo\n protected SimpleResult test(AbstractResult request) {\n ^\n return type requires unchecked conversion from SimpleResult to Response#2\n where Request,Response#1,Response#2 are type-variables:\n Request extends AbstractResult declared in class AbstractDemo\n Response#1 extends AbstractResult declared in class AbstractDemo\n Response#2 extends AbstractResult declared in class SimpleDemo\n 1 warning]\n >
Stacktrace
junit.framework.ComparisonFailure: testBug536978_comment2 - Eclipse found error(s) but Javac only found warning(s). ----------- Expected ------------ ----------\n 1. ERROR in SimpleDemo.java (at line 22)\n protected SimpleResult test(AbstractResult request) {\n ^^^^^^^^^^^^\n The return type is incompatible with AbstractDemo<Request,Response>.test(Request)\n ----------\n ------------ but was ------------ SimpleDemo.java:22: warning: [unchecked] test(AbstractResult) in SimpleDemo overrides test(Request) in AbstractDemo\n protected SimpleResult test(AbstractResult request) {\n ^\n return type requires unchecked conversion from SimpleResult to Response#2\n where Request,Response#1,Response#2 are type-variables:\n Request extends AbstractResult declared in class AbstractDemo\n Response#1 extends AbstractResult declared in class AbstractDemo\n Response#2 extends AbstractResult declared in class SimpleDemo\n 1 warning\n --------- Difference is ---------- expected:<[----------\n 1. ERROR in SimpleDemo.java (at line 22)\n protected SimpleResult test(AbstractResult request) {\n ^^^^^^^^^^^^\n The return type is incompatible with AbstractDemo<Request,Response>.test(Request)\n ----------]\n > but was:<[SimpleDemo.java:22: warning: [unchecked] test(AbstractResult) in SimpleDemo overrides test(Request) in AbstractDemo\n protected SimpleResult test(AbstractResult request) {\n ^\n return type requires unchecked conversion from SimpleResult to Response#2\n where Request,Response#1,Response#2 are type-variables:\n Request extends AbstractResult declared in class AbstractDemo\n Response#1 extends AbstractResult declared in class AbstractDemo\n Response#2 extends AbstractResult declared in class SimpleDemo\n 1 warning]\n > at org.eclipse.jdt.core.tests.compiler.regression.MethodVerifyTest.testBug536978_comment2(MethodVerifyTest.java:14394)
Standard Output
org.eclipse.jdt.core.tests.compiler.regression.MethodVerifyTest#testBug536978_comment2 - 12 SimpleDemo.java [ abstract interface AbstractResult { public abstract int test(); } abstract class AbstractDemo<Request extends AbstractResult, Response extends AbstractResult> { protected abstract Response test(Request request); } interface SimpleResult extends AbstractResult {}; class Result1 implements SimpleResult { public int test() { return 1; } } class OtherResult implements AbstractResult { public int test() { return 2; } } public class SimpleDemo<Request extends AbstractResult, Response extends AbstractResult> extends AbstractDemo<Request, Response> { @Override protected SimpleResult test(AbstractResult request) { return new Result1(); } public static void main(String... args) { AbstractDemo<OtherResult,OtherResult> demo = new SimpleDemo<OtherResult,OtherResult>(); OtherResult result = demo.test(new OtherResult()); } } ] Full results sent to /tmp/comptest/run.1584180334688/12_20200314_100536.txt
Standard Error
--- javac err: --- SimpleDemo.java:22: warning: [unchecked] test(AbstractResult) in SimpleDemo overrides test(Request) in AbstractDemo protected SimpleResult test(AbstractResult request) { ^ return type requires unchecked conversion from SimpleResult to Response#2 where Request,Response#1,Response#2 are type-variables: Request extends AbstractResult declared in class AbstractDemo Response#1 extends AbstractResult declared in class AbstractDemo Response#2 extends AbstractResult declared in class SimpleDemo 1 warning ----------------------------------------