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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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* 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).
*
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package com.oracle.truffle.api.object.dsl.test;
import org.junit.Test;
import com.oracle.truffle.api.object.DynamicObject;
import com.oracle.truffle.api.object.dsl.Layout;
import com.oracle.truffle.api.object.dsl.Nullable;
import org.junit.Assert;
public class NullabilityTest {
@Layout
public interface NullabilityTestLayout {
DynamicObject createNullabilityTest(String notNullable, @Nullable String nullable);
String getNotNullable(DynamicObject object);
void setNotNullable(DynamicObject object, String value);
String getNullable(DynamicObject object);
void setNullable(DynamicObject object, String value);
}
private static final NullabilityTestLayout LAYOUT = NullabilityTestLayoutImpl.INSTANCE;
@Test
public void testCreateNonNull() {
final DynamicObject object = LAYOUT.createNullabilityTest("foo", "bar");
Assert.assertNotNull(object);
Assert.assertEquals("foo", LAYOUT.getNotNullable(object));
Assert.assertEquals("bar", LAYOUT.getNullable(object));
}
@Test
public void testCreateAlllowedNull() {
final DynamicObject object = LAYOUT.createNullabilityTest("foo", null);
Assert.assertNotNull(object);
Assert.assertEquals("foo", LAYOUT.getNotNullable(object));
Assert.assertNull(LAYOUT.getNullable(object));
}
@Test
public void testSetNonNullableToNonNull() {
final DynamicObject object = LAYOUT.createNullabilityTest("foo", "bar");
Assert.assertNotNull(object);
Assert.assertEquals("foo", LAYOUT.getNotNullable(object));
LAYOUT.setNotNullable(object, "baz");
Assert.assertEquals("baz", LAYOUT.getNotNullable(object));
}
@Test
public void testSetNullableToNull() {
final DynamicObject object = LAYOUT.createNullabilityTest("foo", "bar");
Assert.assertNotNull(object);
Assert.assertEquals("bar", LAYOUT.getNullable(object));
LAYOUT.setNullable(object, null);
Assert.assertNull(LAYOUT.getNullable(object));
}
}