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/*
* Copyright (c) 2015, 2022, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/*
* @test
* @bug 8145239 8129559 8080354 8189248 8010319 8246353 8247456 8282160 8292755
* @summary Tests for EvaluationState.classes
* @build KullaTesting TestingInputStream ExpectedDiagnostic
* @run testng ClassesTest
*/
import java.util.ArrayList;
import java.util.List;
import javax.tools.Diagnostic;
import jdk.jshell.Snippet;
import jdk.jshell.TypeDeclSnippet;
import jdk.jshell.VarSnippet;
import org.testng.annotations.DataProvider;
import org.testng.annotations.Test;
import jdk.jshell.Diag;
import jdk.jshell.Snippet.Status;
import static java.util.stream.Collectors.toList;
import static jdk.jshell.Snippet.Status.VALID;
import static jdk.jshell.Snippet.Status.RECOVERABLE_NOT_DEFINED;
import static jdk.jshell.Snippet.Status.RECOVERABLE_DEFINED;
import static jdk.jshell.Snippet.Status.DROPPED;
import static jdk.jshell.Snippet.Status.REJECTED;
import static jdk.jshell.Snippet.Status.OVERWRITTEN;
import static jdk.jshell.Snippet.Status.NONEXISTENT;
import static jdk.jshell.Snippet.SubKind.*;
import static org.testng.Assert.assertEquals;
import static org.testng.Assert.assertTrue;
@Test
public class ClassesTest extends KullaTesting {
public void noClasses() {
assertNumberOfActiveClasses(0);
}
public void testSignature1() {
TypeDeclSnippet c1 = classKey(assertEval("class A extends B {}", added(RECOVERABLE_NOT_DEFINED)));
assertTypeDeclSnippet(c1, "A", RECOVERABLE_NOT_DEFINED, CLASS_SUBKIND, 1, 0);
TypeDeclSnippet c2 = classKey(assertEval("@interface A { Class f() default B.class; }",
ste(MAIN_SNIPPET, RECOVERABLE_NOT_DEFINED, RECOVERABLE_NOT_DEFINED, false, null),
ste(c1, RECOVERABLE_NOT_DEFINED, OVERWRITTEN, false, MAIN_SNIPPET)));
assertTypeDeclSnippet(c2, "A", RECOVERABLE_NOT_DEFINED, ANNOTATION_TYPE_SUBKIND, 1, 0);
TypeDeclSnippet c3 = classKey(assertEval("enum A {; private A(B b) {} }",
ste(MAIN_SNIPPET, RECOVERABLE_NOT_DEFINED, RECOVERABLE_NOT_DEFINED, false, null),
ste(c2, RECOVERABLE_NOT_DEFINED, OVERWRITTEN, false, MAIN_SNIPPET)));
assertTypeDeclSnippet(c3, "A", RECOVERABLE_NOT_DEFINED, ENUM_SUBKIND, 1, 0);
TypeDeclSnippet c4 = classKey(assertEval("interface A extends B {}",
ste(MAIN_SNIPPET, RECOVERABLE_NOT_DEFINED, RECOVERABLE_NOT_DEFINED, false, null),
ste(c3, RECOVERABLE_NOT_DEFINED, OVERWRITTEN, false, MAIN_SNIPPET)));
assertTypeDeclSnippet(c4, "A", RECOVERABLE_NOT_DEFINED, INTERFACE_SUBKIND, 1, 0);
TypeDeclSnippet c5 = classKey(assertEval("class A { void f(B b) {} }",
ste(MAIN_SNIPPET, RECOVERABLE_NOT_DEFINED, RECOVERABLE_NOT_DEFINED, false, null),
ste(c4, RECOVERABLE_NOT_DEFINED, OVERWRITTEN, false, MAIN_SNIPPET)));
assertTypeDeclSnippet(c5, "A", RECOVERABLE_NOT_DEFINED, CLASS_SUBKIND, 1, 0);
}
public void testSignature2() {
TypeDeclSnippet c1 = (TypeDeclSnippet) assertDeclareFail("class A { void f() { return g(); } }", "compiler.err.prob.found.req");
assertTypeDeclSnippet(c1, "A", REJECTED, CLASS_SUBKIND, 0, 2);
TypeDeclSnippet c2 = classKey(assertEval("class A { int f() { return g(); } }",
ste(c1, NONEXISTENT, RECOVERABLE_DEFINED, true, null)));
assertTypeDeclSnippet(c2, "A", RECOVERABLE_DEFINED, CLASS_SUBKIND, 1, 0);
assertDrop(c2,
ste(c2, RECOVERABLE_DEFINED, DROPPED, true, null));
}
public void classDeclaration() {
assertEval("class A { }");
assertClasses(clazz(KullaTesting.ClassType.CLASS, "A"));
}
public void interfaceDeclaration() {
assertEval("interface A { }");
assertClasses(clazz(KullaTesting.ClassType.INTERFACE, "A"));
}
public void annotationDeclaration() {
assertEval("@interface A { }");
assertClasses(clazz(KullaTesting.ClassType.ANNOTATION, "A"));
}
public void enumDeclaration() {
assertEval("enum A { }");
assertClasses(clazz(KullaTesting.ClassType.ENUM, "A"));
}
public void classesDeclaration() {
assertEval("interface A { }");
assertEval("class B implements A { }");
assertEval("interface C extends A { }");
assertEval("enum D implements C { }");
assertEval("@interface E { }");
assertClasses(
clazz(KullaTesting.ClassType.INTERFACE, "A"),
clazz(KullaTesting.ClassType.CLASS, "B"),
clazz(KullaTesting.ClassType.INTERFACE, "C"),
clazz(KullaTesting.ClassType.ENUM, "D"),
clazz(KullaTesting.ClassType.ANNOTATION, "E"));
assertActiveKeys();
}
public void classesRedeclaration1() {
Snippet a = classKey(assertEval("class A { }"));
Snippet b = classKey(assertEval("interface B { }"));
assertClasses(clazz(KullaTesting.ClassType.CLASS, "A"), clazz(KullaTesting.ClassType.INTERFACE, "B"));
assertActiveKeys();
assertEval("interface A { }",
ste(MAIN_SNIPPET, VALID, VALID, true, null),
ste(a, VALID, OVERWRITTEN, false, MAIN_SNIPPET));
assertClasses(clazz(KullaTesting.ClassType.INTERFACE, "A"),
clazz(KullaTesting.ClassType.INTERFACE, "B"));
assertActiveKeys();
assertEval("interface B { } //again",
ste(MAIN_SNIPPET, VALID, VALID, false, null),
ste(b, VALID, OVERWRITTEN, false, MAIN_SNIPPET));
assertClasses(clazz(KullaTesting.ClassType.INTERFACE, "A"),
clazz(KullaTesting.ClassType.INTERFACE, "B"));
assertActiveKeys();
}
public void classesRedeclaration2() {
assertEval("class A { }");
assertClasses(clazz(KullaTesting.ClassType.CLASS, "A"));
assertActiveKeys();
Snippet b = classKey(assertEval("class B extends A { }"));
assertClasses(clazz(KullaTesting.ClassType.CLASS, "A"),
clazz(KullaTesting.ClassType.CLASS, "B"));
assertActiveKeys();
Snippet c = classKey(assertEval("class C extends B { }"));
assertClasses(clazz(KullaTesting.ClassType.CLASS, "A"),
clazz(KullaTesting.ClassType.CLASS, "B"), clazz(KullaTesting.ClassType.CLASS, "C"));
assertActiveKeys();
assertEval("interface B { }",
DiagCheck.DIAG_OK,
DiagCheck.DIAG_ERROR,
ste(MAIN_SNIPPET, VALID, VALID, true, null),
ste(b, VALID, OVERWRITTEN, false, MAIN_SNIPPET),
ste(c, VALID, RECOVERABLE_NOT_DEFINED, true, MAIN_SNIPPET));
assertClasses(clazz(KullaTesting.ClassType.CLASS, "A"),
clazz(KullaTesting.ClassType.INTERFACE, "B"), clazz(KullaTesting.ClassType.CLASS, "C"));
assertEval("new C();",
DiagCheck.DIAG_ERROR,
DiagCheck.DIAG_ERROR,
added(REJECTED));
assertActiveKeys();
}
//8154496: test3 update: sig change should false
public void classesRedeclaration3() {
Snippet a = classKey(assertEval("class A { }"));
assertClasses(clazz(KullaTesting.ClassType.CLASS, "A"));
assertActiveKeys();
Snippet test1 = methodKey(assertEval("A test() { return null; }"));
Snippet test2 = methodKey(assertEval("void test(A a) { }"));
Snippet test3 = methodKey(assertEval("void test(int n) {A a;}"));
assertActiveKeys();
assertEval("interface A { }",
ste(MAIN_SNIPPET, VALID, VALID, true, null),
ste(test1, VALID, VALID, true, MAIN_SNIPPET),
ste(test2, VALID, VALID, true, MAIN_SNIPPET),
ste(test3, VALID, VALID, true, MAIN_SNIPPET),
ste(a, VALID, OVERWRITTEN, false, MAIN_SNIPPET));
assertClasses(clazz(KullaTesting.ClassType.INTERFACE, "A"));
assertMethods(method("()A", "test"), method("(A)void", "test"), method("(int)void", "test"));
assertActiveKeys();
}
public void classesCyclic1() {
Snippet b = classKey(assertEval("class B extends A { }",
added(RECOVERABLE_NOT_DEFINED)));
Snippet a = classKey(assertEval("class A extends B { }", DiagCheck.DIAG_IGNORE, DiagCheck.DIAG_IGNORE,
added(REJECTED)));
/***
assertDeclareFail("class A extends B { }", "****",
added(REJECTED),
ste(b, RECOVERABLE_NOT_DEFINED, RECOVERABLE_NOT_DEFINED, false, MAIN_SNIPPET));
***/
// It is random which one it shows up in, but cyclic error should be there
List<Diag> diagsA = getState().diagnostics(a).collect(toList());
List<Diag> diagsB = getState().diagnostics(b).collect(toList());
List<Diag> diags;
if (diagsA.isEmpty()) {
diags = diagsB;
} else {
diags = diagsA;
assertTrue(diagsB.isEmpty());
}
assertEquals(diags.size(), 1, "Expected one error");
assertEquals(diags.get(0).getCode(), "compiler.err.cyclic.inheritance", "Expected cyclic inheritance error");
assertActiveKeys();
}
public void classesCyclic2() {
Snippet d = classKey(assertEval("class D extends E { }", added(RECOVERABLE_NOT_DEFINED)));
assertEval("class E { D d; }",
added(VALID),
ste(d, RECOVERABLE_NOT_DEFINED, VALID, true, MAIN_SNIPPET));
assertActiveKeys();
}
public void classesCyclic3() {
Snippet outer = classKey(assertEval("class Outer { class Inner extends Foo { } }",
added(RECOVERABLE_NOT_DEFINED)));
Snippet foo = classKey(assertEval("class Foo { } ",
added(VALID),
ste(outer, RECOVERABLE_NOT_DEFINED, VALID, true, MAIN_SNIPPET)));
assertEval(" class Foo extends Outer { }",
ste(MAIN_SNIPPET, VALID, VALID, true, null),
ste(foo, VALID, OVERWRITTEN, false, MAIN_SNIPPET),
ste(outer, VALID, VALID, true, MAIN_SNIPPET));
assertActiveKeys();
}
public void classesIgnoredModifiers() {
assertEval("public interface A { }");
assertEval("static class B implements A { }");
assertEval("static interface C extends A { }");
assertActiveKeys();
}
public void classesIgnoredModifiersAnnotation() {
assertEval("public @interface X { }");
assertEval("@X public interface A { }");
assertEval("@X static class B implements A { }");
assertEval("@X static interface C extends A { }");
assertActiveKeys();
}
public void classesIgnoredModifiersOtherModifiers() {
assertEval("strictfp public interface A { }");
assertEval("strictfp static class B implements A { }");
assertEval("strictfp static interface C extends A { }");
assertActiveKeys();
}
public void ignoreModifierSpaceIssue() {
assertEval("interface I { void f(); } ");
// there should not be a space between 'I' and '{' to reproduce the failure
assertEval("class C implements I{ public void f() {}}");
assertClasses(clazz(KullaTesting.ClassType.CLASS, "C"), clazz(KullaTesting.ClassType.INTERFACE, "I"));
assertActiveKeys();
}
@DataProvider(name = "innerClasses")
public Object[][] innerClasses() {
List<Object[]> list = new ArrayList<>();
for (ClassType outerClassType : ClassType.values()) {
for (ClassType innerClassType : ClassType.values()) {
list.add(new Object[]{outerClassType, innerClassType});
}
}
return list.toArray(new Object[list.size()][]);
}
@Test(dataProvider = "innerClasses")
public void innerClasses(ClassType outerClassType, ClassType innerClassType) {
String source =
outerClassType + " A {" + (outerClassType == ClassType.ENUM ? ";" : "") +
innerClassType + " B { }" +
"}";
assertEval(source);
assertNumberOfActiveClasses(1);
assertActiveKeys();
}
public void testInnerClassesCrash() {
Snippet a = classKey(assertEval("class A { class B extends A {} }"));
Snippet a2 = classKey(assertEval("class A { interface I1 extends I2 {} interface I2 {} }",
ste(MAIN_SNIPPET, VALID, VALID, true, null),
ste(a, VALID, OVERWRITTEN, false, MAIN_SNIPPET)));
assertEval("class A { A a = new A() {}; }",
ste(MAIN_SNIPPET, VALID, VALID, true, null),
ste(a2, VALID, OVERWRITTEN, false, MAIN_SNIPPET));
}
public void testInnerClassesCrash1() {
assertEval("class A { class B extends A {} B getB() { return new B();} }");
assertEquals(varKey(assertEval("A a = new A();")).name(), "a");
VarSnippet variableKey = varKey(assertEval("a.getB();"));
assertEquals(variableKey.typeName(), "A.B");
}
public void testInnerClassesCrash2() {
assertEval("class A { interface I1 extends I2 {} interface I2 {} I1 x; }");
assertEquals(varKey(assertEval("A a = new A();")).name(), "a");
VarSnippet variableKey = varKey(assertEval("a.x;"));
assertEquals(variableKey.typeName(), "A.I1");
}
public void testCircular() {
assertEval("import java.util.function.Supplier;");
TypeDeclSnippet aClass =
classKey(assertEval("public class A {\n" +
" private class SomeClass {}\n" +
" public Supplier m() {\n" +
" return new B<>(this);\n" +
" }\n" +
"}",
added(RECOVERABLE_DEFINED)));
assertEval("public class B implements Supplier {\n" +
" public B(A a) {}\n" +
" public T get() {return null;}\n" +
"}",
added(VALID),
ste(aClass, Status.RECOVERABLE_DEFINED, Status.VALID, false, null));
assertEval("new A()");
}
public void testCircular8282160() {
TypeDeclSnippet classKey = classKey(assertEval("""
class B {
C c;
public void run() {}
}
""",
added(RECOVERABLE_NOT_DEFINED)));
assertEval("""
class C extends B {
@Override
public void run() {}
}
""",
added(VALID),
ste(classKey, Status.RECOVERABLE_NOT_DEFINED, Status.VALID, true, null));
}
public void testDefaultMethodInInterface() {
assertEvalFail("""
interface C {
public void run() {
try {
throw IllegalStateException();
} catch (Throwable t) {
throw new RuntimeException(t);
}
}
}
""");
}
}
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