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package com.oracle.truffle.llvm.tests.interop;

import org.junit.Assert;
import org.junit.BeforeClass;
import org.junit.Test;
import org.junit.runner.RunWith;

import com.oracle.truffle.api.CallTarget;
import com.oracle.truffle.tck.TruffleRunner;
import com.oracle.truffle.tck.TruffleRunner.Inject;

@RunWith(TruffleRunner.class)
public class DecorateFunctionTest extends InteropTestBase {

    private static Object testLibrary;

    @BeforeClass
    public static void loadTestBitcode() {
        testLibrary = loadTestBitcodeInternal("decorateFunctionTest.c");
    }

    public class TestDecorateFunctionNode extends SulongTestNode {

        public TestDecorateFunctionNode() {
            super(testLibrary, "test_decorate_function");
        }
    }

    @Test
    public void testDecorateFunction(@Inject(TestDecorateFunctionNode.class) CallTarget decorateFunction) {
        Object actual = decorateFunction.call(12, 42);
        Assert.assertEquals((12 + 42) / 2.0, actual);
    }
}