src/test/groovy/bugs/Groovy4457GenericTypeDeclarationLeakTest.groovy

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 *  to you under the Apache License, Version 2.0 (the
 *  "License"); you may not use this file except in compliance
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 *
 *    http://www.apache.org/licenses/LICENSE-2.0
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 *  KIND, either express or implied.  See the License for the
 *  specific language governing permissions and limitations
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 */
package groovy.bugs

import groovy.test.GroovyTestCase

class Groovy4457GenericTypeDeclarationLeakTest extends GroovyTestCase {

    void testLeak() {
        assertScript """
            class A<String> {}

            class B {
                void foo(String s) {}
            }

            // use the name to check the class, since the error was that String was seen as
            // a symbol resolved to Object, not as the class String, thus a ... == String would
            // not have failed
            assert B.declaredMethods.find { it.name == "foo" }.parameterTypes[0].name.contains("String")
        """
    }

    void testLeakWithInnerClass() {
        assertScript """
            class A<String> {
                static class B {
                    void foo(String s) {}
                }
            }

            assert A.B.declaredMethods.find { it.name == "foo" }.parameterTypes[0].name.contains("String")
        """
    }

    void testNonStaticInnerClassGenerics() {
        assertScript '''
            class A<T> {
                void bar(T s) {}
                class B {
                  void foo(T s) {}
                }
            }
            assert A.class.methods.find{it.name=="bar"}.parameterTypes[0].name.contains("java.lang.Object")
            assert A.B.class.methods.find{it.name=="foo"}.parameterTypes[0].name.contains("java.lang.Object")
        '''
    }
}