src/test/groovy/bugs/Groovy9270.groovy

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 *  or more contributor license agreements.  See the NOTICE file
 *  distributed with this work for additional information
 *  regarding copyright ownership.  The ASF licenses this file
 *  to you under the Apache License, Version 2.0 (the
 *  "License"); you may not use this file except in compliance
 *  with the License.  You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing,
 *  software distributed under the License is distributed on an
 *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 *  KIND, either express or implied.  See the License for the
 *  specific language governing permissions and limitations
 *  under the License.
 */
package groovy.bugs

import groovy.transform.CompileStatic
import org.junit.Test

import static groovy.test.GroovyAssert.assertScript
import static groovy.test.GroovyAssert.shouldFail

@CompileStatic
final class Groovy9270 {

    @Test
    void testInstanceOfPrimitive1() {
        def err = shouldFail '''
            void meth(obj) {
                if (obj instanceof int) {
                    // ...
                }
            }
        '''

        assert err =~ / Cannot perform instanceof check against primitive type int/
    }

    @Test
    void testInstanceOfPrimitive2() {
        def err = shouldFail '''
            void meth(obj) {
                if (obj !instanceof int) {
                    // ...
                }
            }
        '''

        assert err =~ / Cannot perform instanceof check against primitive type int/
    }

    @Test
    void testInstanceOfPrimitiveArray() {
        assertScript '''
            void meth(obj) {
                if (obj instanceof double[]) {
                    // ...
                }
            }
        '''
    }

    @Test
    void testInstanceOfTypeParameter1() {
        def err = shouldFail '''
            class C<T extends Number> {
                void meth(obj) {
                    if (obj instanceof T) {
                        // ...
                    }
                }
            }
        '''

        assert err =~ / Cannot perform instanceof check against type parameter T/
    }

    @Test
    void testInstanceOfTypeParameter2() {
        def err = shouldFail '''
            class C<T> {
                void meth(obj) {
                    if (obj instanceof T[]) {
                        // ...
                    }
                }
            }
        '''

        assert err =~ / Cannot perform instanceof check against type parameter T/
    }
}