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A collection of tests that can certify language implementation to be compliant with most recent requirements of the Truffle infrastructure and tooling.

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/*
 * Copyright (c) 2016, 2016, 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.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * 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
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 */
package com.oracle.truffle.tck;

import com.oracle.truffle.api.interop.MessageResolution;
import com.oracle.truffle.api.interop.Resolve;
import com.oracle.truffle.api.interop.UnknownIdentifierException;
import com.oracle.truffle.api.nodes.Node;

@MessageResolution(receiverType = ComplexNumberAEntry.class)
class ComplexNumberAEntryMessageResolution {

    @Resolve(message = "HAS_KEYS")
    abstract static class ComplexNumbersAEntryHasKeysNode extends Node {

        public Object access(ComplexNumberAEntry complexNumber) {
            assert complexNumber != null;
            return true;
        }
    }

    @Resolve(message = "KEYS")
    abstract static class ComplexNumbersAEntryKeysNode extends Node {

        public Object access(ComplexNumberAEntry complexNumber) {
            assert complexNumber != null;
            return ComplexNumberEntryKeys.INSTANCE;
        }
    }

    @Resolve(message = "READ")
    abstract static class ComplexNumbersAEntryReadNode extends Node {

        public Object access(ComplexNumberAEntry complexNumber, String name) {
            if (name.equals(ComplexNumber.IMAGINARY_IDENTIFIER)) {
                return complexNumber.getNumbers().getData()[complexNumber.getIndex() * 2 + 1];
            } else if (name.equals(ComplexNumber.REAL_IDENTIFIER)) {
                return complexNumber.getNumbers().getData()[complexNumber.getIndex() * 2];
            } else {
                throw UnknownIdentifierException.raise(name);
            }
        }
    }

    @Resolve(message = "WRITE")
    abstract static class ComplexNumbersAEntryWriteNode extends Node {

        public Object access(ComplexNumberAEntry complexNumber, String name, Number value) {
            if (name.equals(ComplexNumber.IMAGINARY_IDENTIFIER)) {
                complexNumber.getNumbers().getData()[complexNumber.getIndex() * 2 + 1] = value.doubleValue();
            } else if (name.equals(ComplexNumber.REAL_IDENTIFIER)) {
                complexNumber.getNumbers().getData()[complexNumber.getIndex() * 2] = value.doubleValue();
            } else {
                throw UnknownIdentifierException.raise(name);
            }
            return value;
        }

    }

}