src/test/groovy/StaticThisTest.groovy

/*
 * Copyright 2003-2010 the original author or authors.
 *
 * Licensed 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

import gls.CompilableTestSupport

class StaticThisTest extends CompilableTestSupport {

    void testThisFail() {
        staticMethod()
    }

    static staticMethod() {
        def foo = this
        assert foo != null
        assert foo.name.endsWith("StaticThisTest")

        def s = super
        assert s != null
        assert s.name.endsWith("CompilableTestSupport")
    }

    void testThisPropertyInStaticMethodShouldNotCompile() {
        shouldNotCompile """
            class A {
                def prop
                static method(){
                    this.prop
                }
            }
            """
    }

    void testSuperPropertyInStaticMethodShouldNotCompile() {
        try {
            assertScript """
            class A { def prop }
            class B extends A {
                static method(){
                    super.prop
                }
            }
            B.method()
            """
        } catch (MissingPropertyException mpe) {
            assert mpe.message.contains('No such property: prop for class: A')
        }
    }

    void testQualifiedThisShouldBeNested() {
        shouldNotCompile """
            class A {
                def foo() {
                    A.this.class
                }
            }
            """
    }

    void testQualifiedSuperShouldBeNested() {
        shouldNotCompile """
            class A {
                def foo() {
                    A.super.class
                }
            }
            """
    }

    void testQualifiedThisShouldReferenceOuterClass() {
        shouldNotCompile """
            class A {
                class Inner {
                    def foo() {
                        String.this.class
                    }
                }
            }
            """
    }

    void testQualifiedSuperShouldReferenceOuterClass() {
        shouldNotCompile """
            class A {
                class Inner {
                    def foo() {
                        String.super.class
                    }
                }
            }
            """
    }

    void testQualifiedThisForNestedClassShouldNotBeStaticContext() {
        shouldNotCompile """
            class A {
                static class Inner {
                    static foo() {
                        A.this.class
                    }
                }
            }
            """
    }

    void testQualifiedSuperForNestedClassShouldNotBeStaticContext() {
        shouldNotCompile """
            class A {
                static class Inner {
                    static foo() {
                        A.super.class
                    }
                }
            }
            """
    }

}