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package com.oracle.truffle.object.basic.test;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertSame;
import static org.junit.Assert.assertTrue;

import org.junit.Ignore;
import org.junit.Test;

import com.oracle.truffle.api.object.DynamicObject;
import com.oracle.truffle.api.object.DynamicObjectLibrary;
import com.oracle.truffle.api.object.Shape;
import com.oracle.truffle.api.test.AbstractLibraryTest;

public class CachedFallbackTest extends AbstractLibraryTest {

    @Test
    public void testMixedReceiverTypeSameShape() {
        Shape shape = Shape.newBuilder().build();
        DynamicObject o1 = new TestDynamicObjectMinimal(shape);
        DynamicObject o2 = new TestDynamicObjectDefault(shape);
        String key = "key";
        String val = "value";

        CachedPutNode writeNode = adopt(CachedPutNodeGen.create());
        writeNode.execute(o1, key, val);
        writeNode.execute(o2, key, val);

        assertSame("expected same shape", o1.getShape(), o2.getShape());

        CachedGetNode readNode = adopt(CachedGetNodeGen.create());
        assertEquals(val, readNode.execute(o1, key));
        assertEquals(val, readNode.execute(o2, key));
    }

    @Test
    public void testTransition() {
        Shape shape = Shape.newBuilder().build();
        DynamicObject o1 = new TestDynamicObjectDefault(shape);
        DynamicObject o2 = new TestDynamicObjectDefault(shape);
        String key1 = "key1";
        String val1 = "value1";
        String key2 = "key2";
        String val2 = "value2";

        DynamicObjectLibrary library = adopt(DynamicObjectLibrary.getFactory().create(o1));
        assertTrue(library.accepts(o1));
        assertTrue(library.accepts(o2));
        library.put(o1, key1, val1);
        library.put(o2, key1, val1);
        library.put(o1, key2, val2);
        library.put(o2, key2, val2);

        assertSame("expected same shape", o1.getShape(), o2.getShape());

        CachedGetNode readNode = adopt(CachedGetNodeGen.create());
        assertEquals(val1, readNode.execute(o1, key1));
        assertEquals(val1, readNode.execute(o2, key1));
        assertEquals(val2, readNode.execute(o1, key2));
        assertEquals(val2, readNode.execute(o2, key2));
    }

    @Ignore
    @Test
    public void testMixedReceiverTypeSameShapeWithFallback() {
        Shape shape = Shape.newBuilder().build();
        DynamicObject o1 = new TestDynamicObjectMinimal(shape);
        DynamicObject o2 = new TestDynamicObjectDefault(shape);
        String key1 = "key1";
        String val1 = "value1";
        String key2 = "key2";
        String val2 = "value2";

        DynamicObjectLibrary library1 = adopt(DynamicObjectLibrary.getFactory().create(o1));
        library1.put(o1, key1, val1);
        library1.put(o2, key1, val1);
        DynamicObjectLibrary library2 = adopt(DynamicObjectLibrary.getFactory().create(o1));
        library2.put(o1, key2, val2);
        library2.put(o2, key2, val2);

        assertSame("expected same shape", o1.getShape(), o2.getShape());

        CachedGetNode readNode = adopt(CachedGetNodeGen.create());
        assertEquals(val1, readNode.execute(o1, key1));
        assertEquals(val1, readNode.execute(o2, key1));
        assertEquals(val2, readNode.execute(o1, key2));
        assertEquals(val2, readNode.execute(o2, key2));
    }

}