Quellcode-Bibliothek

^© Kompilation durch diese Firma

[Weder Korrektheit noch Funktionsfähigkeit der Software werden zugesichert.]

Datei: Sprache: JAVA

/*
* Copyright (c) 2019, 2020, 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 8235474 8236715 8246774
* @summary Tests for evalution of records
* @modules jdk.jshell
* @build KullaTesting TestingInputStream ExpectedDiagnostic
* @run testng RecordsTest
*/

import org.testng.annotations.Test;

import javax.lang.model.SourceVersion;
import jdk.jshell.Snippet.Status;
import jdk.jshell.UnresolvedReferenceException;
import static org.testng.Assert.assertEquals;
import org.testng.annotations.BeforeMethod;

@Test
public class RecordsTest extends KullaTesting {

    public void testRecordClass() {
        assertEval("record R(String s, int i) { }");
        assertEquals(varKey(assertEval("R r = new R(\"r\", 42);")).name(), "r");
        assertEval("r.s()", "\"r\"");
        assertEval("r.i()", "42");
    }

    public void testRecordCorralling() {
        //simple record with a mistake that can be fixed by corralling:
        assertEval("record R1(int i) { int g() { return j; } }", ste(MAIN_SNIPPET, Status.NONEXISTENT, Status.RECOVERABLE_DEFINED, true, null));
        assertEval("R1 r1 = new R1(1);", null, UnresolvedReferenceException.class, DiagCheck.DIAG_OK, DiagCheck.DIAG_OK, added(Status.VALID));
        //record with a concise constructor and a mistake take can be fixed by corralling:
        assertEval("record R2(int i) { public R2 {} int g() { return j; } }", ste(MAIN_SNIPPET, Status.NONEXISTENT, Status.RECOVERABLE_DEFINED, true, null));
        assertEval("R2 r2 = new R2(1);", null, UnresolvedReferenceException.class, DiagCheck.DIAG_OK, DiagCheck.DIAG_OK, added(Status.VALID));
        //record with a full constructor and a mistake take can be fixed by corralling:
        assertEval("record R3(int i) { public R3(int i) {this.i = i;} int g() { return j; } }", ste(MAIN_SNIPPET, Status.NONEXISTENT, Status.RECOVERABLE_DEFINED, true, null));
        assertEval("R3 r3 = new R3(1);", null, UnresolvedReferenceException.class, DiagCheck.DIAG_OK, DiagCheck.DIAG_OK, added(Status.VALID));
        //record with an accessor and a mistake take can be fixed by corralling:
        assertEval("record R4(int i) { public int i() { return i; } int g() { return j; } }", ste(MAIN_SNIPPET, Status.NONEXISTENT, Status.RECOVERABLE_DEFINED, true, null));
        assertEval("R4 r4 = new R4(1);", null, UnresolvedReferenceException.class, DiagCheck.DIAG_OK, DiagCheck.DIAG_OK, added(Status.VALID));
        //record with an accessor with a mistake take can be fixed by corralling:
        assertEval("record R5(int i) { public int i() { return j; } }", ste(MAIN_SNIPPET, Status.NONEXISTENT, Status.RECOVERABLE_DEFINED, true, null));
        assertEval("R5 r5 = new R5(1);", null, UnresolvedReferenceException.class, DiagCheck.DIAG_OK, DiagCheck.DIAG_OK, added(Status.VALID));
    }

    public void testRecordField() {
        assertEquals(varKey(assertEval("String record = \"\";")).name(), "record");
        assertEval("record.length()", "0");
    }

    public void testRecordMethod() {
        assertEquals(methodKey(assertEval("String record(String record) { return record + record; }")).name(), "record");
        assertEval("record(\"r\")", "\"rr\"");
        assertEval("record(\"r\").length()", "2");
    }
}

¤ Dauer der Verarbeitung: 0.1 Sekunden (vorverarbeitet) ¤

Download des Quellennavigators
Download des sprechenden Kalenders
in der Quellcodebibliothek suchen

Haftungshinweis

Die Informationen auf dieser Webseite wurden nach bestem Wissen sorgfältig zusammengestellt. Es wird jedoch weder Vollständigkeit, noch Richtigkeit, noch Qualität der bereit gestellten Informationen zugesichert.

Bemerkung:

Die farbliche Syntaxdarstellung ist noch experimentell.