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products/sources/formale Sprachen/Java/Openjdk/test/langtools/jdk/jshell/ (Sun/Oracle ^©) Datei vom 13.11.2022 mit Größe 4 kB

Quelle JShellStateClosedTest.java Sprache: JAVA

/*
* Copyright (c) 2015, 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 8164277
* @summary Testing IllegalStateException.
* @build KullaTesting TestingInputStream JShellStateClosedTest
* @run testng JShellStateClosedTest
*/

import java.util.function.Consumer;

import jdk.jshell.DeclarationSnippet;
import jdk.jshell.ImportSnippet;
import jdk.jshell.MethodSnippet;
import jdk.jshell.Snippet;
import jdk.jshell.TypeDeclSnippet;
import jdk.jshell.VarSnippet;
import org.testng.annotations.Test;

import static org.testng.Assert.fail;

@Test
public class JShellStateClosedTest extends KullaTesting {

    private void testStateClosedException(Runnable action) {
        getState().close();
        try {
            action.run();
            fail("Exception expected");
        } catch (IllegalStateException e) {
            // Expected
        }
    }

    public void testClasses() {
        TypeDeclSnippet sc = classKey(assertEval("class C { }"));
        TypeDeclSnippet si = classKey(assertEval("interface I { }"));
        getState().close();
        assertStreamMatch(getState().types(), sc, si);
    }

    public void testVariables() {
        VarSnippet sx = varKey(assertEval("int x = 5;"));
        VarSnippet sfoo = varKey(assertEval("String foo;"));
        getState().close();
        assertStreamMatch(getState().variables(), sx, sfoo);
    }

    public void testMethods() {
        MethodSnippet smm = methodKey(assertEval("int mm() { return 6; }"));
        MethodSnippet svv = methodKey(assertEval("void vv() { }"));
        getState().close();
        assertStreamMatch(getState().methods(), smm, svv);
    }

    public void testImports() {
        ImportSnippet simp = importKey(assertEval("import java.lang.reflect.*;"));
        getState().close();
        assertStreamMatch(getState().imports(), simp);
    }

    public void testSnippets() {
        VarSnippet sx = varKey(assertEval("int x = 5;"));
        VarSnippet sfoo = varKey(assertEval("String foo;"));
        MethodSnippet smm = methodKey(assertEval("int mm() { return 6; }"));
        MethodSnippet svv = methodKey(assertEval("void vv() { }"));
        TypeDeclSnippet sc = classKey(assertEval("class C { }"));
        TypeDeclSnippet si = classKey(assertEval("interface I { }"));
        ImportSnippet simp = importKey(assertEval("import java.lang.reflect.*;"));
        getState().close();
        assertStreamMatch(getState().snippets(), sx, sfoo, smm, svv, sc, si, simp);
    }

    public void testEval() {
        testStateClosedException(() -> getState().eval("int a;"));
    }

    private void testStateClosedException(Consumer<Snippet> action) {
        Snippet k = varKey(assertEval("int a;"));
        getState().close();
        try {
            action.accept(k);
            fail("IllegalStateException expected since closed");
        } catch (IllegalStateException e) {
            // Expected
        }
    }

    private void testStateClosedWithoutException(Consumer<Snippet> action) {
        Snippet k = varKey(assertEval("int a;"));
        getState().close();
        try {
            action.accept(k);
        } catch (IllegalStateException e) {
            fail("Expected no IllegalStateException even though closed");
        }
    }

    public void testStatus() {
        testStateClosedWithoutException((key) -> getState().status(key));
    }

    public void testVarValue() {
        testStateClosedException((key) -> getState().varValue((VarSnippet) key));
    }

    public void testDrop() {
        testStateClosedException((key) -> getState().drop(key));
    }

    public void testUnresolved() {
        testStateClosedWithoutException((key) -> getState().unresolvedDependencies((DeclarationSnippet) key));
    }

    public void testDiagnostics() {
        testStateClosedWithoutException((key) -> getState().diagnostics(key));
    }
}

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