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Groovy example source code file (JName1Test.java)

This example Groovy source code file (JName1Test.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - Groovy tags/keywords

closure, closure, groovyobject, groovyobjectsupport, object, object, string, string, test, tt1cgi, tt1cgi, tt1cgo, tt1gi, tt1go

The Groovy JName1Test.java source code

package gls.ch06.s05;


import gls.ch06.s05.testClasses.Tt1cgi;
import gls.ch06.s05.testClasses.Tt1cgo;
import gls.ch06.s05.testClasses.Tt1gi;
import gls.ch06.s05.testClasses.Tt1go;
import groovy.lang.Closure;
import junit.framework.TestCase;
/*
 * Copyright 2005 John G. Wilson
 *
 * 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.
 *
 */

/**
 * @author John Wilson
 */

public class JName1Test extends TestCase {
    public void testObjectSupportNameHandling() {
        final Tt1go obj = new Tt1go();  // Test subclass of GroovyObjectSupport
        final String newX = "new x";
        final String newX1 = "new x1";
        final String newX2 = "new x2";
        final String newX3 = "new x3";

        assertTrue(obj.getProperty("x") == obj.getX());
        assertTrue(obj.getMetaClass().getAttribute(obj, "x") == obj.x);
        assertTrue(obj.invokeMethod("x", new Object[]{}) == obj.x());

        obj.setProperty("x", newX);
        obj.getMetaClass().setAttribute(obj, "x", newX1);

        assertTrue(obj.getProperty("x") == newX);
        assertTrue(obj.getMetaClass().getAttribute(obj, "x") == newX1);

        obj.setX(newX2);
        obj.x = newX3;

        assertTrue(obj.getProperty("x") == newX2);
        assertTrue(obj.getMetaClass().getAttribute(obj, "x") == newX3);
    }

    public void testObjectSupportNameHandling1() {
        final Tt1go obj = new Tt1go() {
        }; // repeat test with subclass
        final String newX = "new x";
        final String newX1 = "new x1";
        final String newX2 = "new x2";
        final String newX3 = "new x3";

        assertTrue(obj.getProperty("x") == obj.getX());
        assertTrue(obj.getMetaClass().getAttribute(obj, "x") == obj.x);
        assertTrue(obj.invokeMethod("x", new Object[]{}) == obj.x());

        obj.setProperty("x", newX);
        obj.getMetaClass().setAttribute(obj, "x", newX1);

        assertTrue(obj.getProperty("x") == newX);
        assertTrue(obj.getMetaClass().getAttribute(obj, "x") == newX1);

        obj.setX(newX2);
        obj.x = newX3;

        assertTrue(obj.getProperty("x") == newX2);
        assertTrue(obj.getMetaClass().getAttribute(obj, "x") == newX3);
    }

    public void testObjectSupportNameHandlingWitnClosureValues() {
        final Tt1cgo obj = new Tt1cgo();  // Test subclass of GroovyObjectSupport
        final Closure newX = new Closure(null) {
            public Object doCall(final Object params) {
                return "new x";
            }
        };
        final Closure newX1 = new Closure(null) {
            public Object doCall(final Object params) {
                return "new x1";
            }
        };
        final Closure newX2 = new Closure(null) {
            public Object doCall(final Object params) {
                return "new x2";
            }
        };
        final Closure newX3 = new Closure(null) {
            public Object doCall(final Object params) {
                return "new x3";
            }
        };

        assertTrue(((Closure) obj.getProperty("x")).call() == obj.getX().call());
        assertTrue(((Closure) obj.getMetaClass().getAttribute(obj, "x")).call() == obj.x.call());
        assertTrue(obj.invokeMethod("x", new Object[]{}) == obj.x());

        obj.setProperty("x", newX);
        obj.getMetaClass().setAttribute(obj, "x", newX1);

        assertTrue(((Closure) obj.getProperty("x")).call() == newX.call());
        assertTrue(((Closure) obj.getMetaClass().getAttribute(obj, "x")).call() == newX1.call());

        obj.setX(newX2);
        obj.x = newX3;

        assertTrue(((Closure) obj.getProperty("x")).call() == newX2.call());
        assertTrue(((Closure) obj.getMetaClass().getAttribute(obj, "x")).call() == newX3.call());
    }

    public void testObjectSupportNameHandlingWitnClosureValuesi() {
        final Tt1cgo obj = new Tt1cgo() {
        };  // repeat test with subclass
        final Closure newX = new Closure(null) {
            public Object doCall(final Object params) {
                return "new x";
            }
        };
        final Closure newX1 = new Closure(null) {
            public Object doCall(final Object params) {
                return "new x1";
            }
        };
        final Closure newX2 = new Closure(null) {
            public Object doCall(final Object params) {
                return "new x2";
            }
        };
        final Closure newX3 = new Closure(null) {
            public Object doCall(final Object params) {
                return "new x3";
            }
        };

        assertTrue(((Closure) obj.getProperty("x")).call() == obj.getX().call());
        assertTrue(((Closure) obj.getMetaClass().getAttribute(obj, "x")).call() == obj.x.call());
        assertTrue(obj.invokeMethod("x", new Object[]{}) == obj.x());

        obj.setProperty("x", newX);
        obj.getMetaClass().setAttribute(obj, "x", newX1);

        assertTrue(((Closure) obj.getProperty("x")).call() == newX.call());
        assertTrue(((Closure) obj.getMetaClass().getAttribute(obj, "x")).call() == newX1.call());

        obj.setX(newX2);
        obj.x = newX3;

        assertTrue(((Closure) obj.getProperty("x")).call() == newX2.call());
        assertTrue(((Closure) obj.getMetaClass().getAttribute(obj, "x")).call() == newX3.call());
    }

    public void testMetaClassNameHandling() {
        final Tt1gi obj = new Tt1gi();  // Test class implementing GroovyObject
        final String newX = "new x";
        final String newX1 = "new x1";
        final String newX2 = "new x2";
        final String newX3 = "new x3";

        assertTrue("dynamic property".equals(obj.getProperty("x")));
        assertTrue(obj.getMetaClass().getAttribute(obj, "x") == obj.x);
        assertTrue("dynamic method".equals(obj.invokeMethod("x", new Object[]{})));

        obj.setProperty("x", newX);
        obj.getMetaClass().setAttribute(obj, "x", newX1);

        assertTrue("dynamic property".equals(obj.getProperty("x")));
        assertTrue(obj.getMetaClass().getAttribute(obj, "x") == newX1);

        obj.setX(newX2);
        obj.x = newX3;

        assertTrue("dynamic property".equals(obj.getProperty("x")));
        assertTrue(obj.getMetaClass().getAttribute(obj, "x") == newX3);
    }

    public void testMetaClassNameHandling1() {
        final Tt1gi obj = new Tt1gi() {
        }; // repeat test with subclass
        final String newX = "new x";
        final String newX1 = "new x1";
        final String newX2 = "new x2";
        final String newX3 = "new x3";

        assertTrue("dynamic property".equals(obj.getProperty("x")));
        assertTrue(obj.getMetaClass().getAttribute(obj, "x") == obj.x);
        assertTrue("dynamic method".equals(obj.invokeMethod("x", new Object[]{})));

        obj.setProperty("x", newX);
        obj.getMetaClass().setAttribute(obj, "x", newX1);

        assertTrue("dynamic property".equals(obj.getProperty("x")));
        assertTrue(obj.getMetaClass().getAttribute(obj, "x") == newX1);

        obj.setX(newX2);
        obj.x = newX3;

        assertTrue("dynamic property".equals(obj.getProperty("x")));
        assertTrue(obj.getMetaClass().getAttribute(obj, "x") == newX3);
    }

    public void testMetaClassNameHandlingWithClosures() {
        final Tt1cgi obj = new Tt1cgi();  // Test class implementing GroovyObject
        final Closure newX = new Closure(null) {
            public Object doCall(final Object params) {
                return "new x";
            }
        };
        final Closure newX1 = new Closure(null) {
            public Object doCall(final Object params) {
                return "new x1";
            }
        };
        final Closure newX2 = new Closure(null) {
            public Object doCall(final Object params) {
                return "new x2";
            }
        };
        final Closure newX3 = new Closure(null) {
            public Object doCall(final Object params) {
                return "new x3";
            }
        };

        assertTrue(((Closure) obj.getProperty("x")).call() == obj.getX().call());
        assertTrue(((Closure) obj.getMetaClass().getAttribute(obj, "x")).call() == obj.x.call());
        assertTrue(obj.invokeMethod("x", new Object[]{}) == obj.x());

        obj.setProperty("x", newX);
        obj.getMetaClass().setAttribute(obj, "x", newX1);

        assertTrue(((Closure) obj.getProperty("x")).call() == newX.call());
        assertTrue(((Closure) obj.getMetaClass().getAttribute(obj, "x")).call() == newX1.call());

        obj.setX(newX2);
        obj.x = newX3;

        assertTrue(((Closure) obj.getProperty("x")).call() == newX2.call());
        assertTrue(((Closure) obj.getMetaClass().getAttribute(obj, "x")).call() == newX3.call());
    }

    public void testMetaClassNameHandlingWithClosures1() {
        final Tt1cgi obj = new Tt1cgi() {
        };  // repeat test with subclass
        final Closure newX = new Closure(null) {
            public Object doCall(final Object params) {
                return "new x";
            }
        };
        final Closure newX1 = new Closure(null) {
            public Object doCall(final Object params) {
                return "new x1";
            }
        };
        final Closure newX2 = new Closure(null) {
            public Object doCall(final Object params) {
                return "new x2";
            }
        };
        final Closure newX3 = new Closure(null) {
            public Object doCall(final Object params) {
                return "new x3";
            }
        };

        assertTrue(((Closure) obj.getProperty("x")).call() == obj.getX().call());
        assertTrue(((Closure) obj.getMetaClass().getAttribute(obj, "x")).call() == obj.x.call());
        assertTrue(obj.invokeMethod("x", new Object[]{}) == obj.x());

        obj.setProperty("x", newX);
        obj.getMetaClass().setAttribute(obj, "x", newX1);

        assertTrue(((Closure) obj.getProperty("x")).call() == newX.call());
        assertTrue(((Closure) obj.getMetaClass().getAttribute(obj, "x")).call() == newX1.call());

        obj.setX(newX2);
        obj.x = newX3;

        assertTrue(((Closure) obj.getProperty("x")).call() == newX2.call());
        assertTrue(((Closure) obj.getMetaClass().getAttribute(obj, "x")).call() == newX3.call());
    }
}

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