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* JBoss, Home of Professional Open Source
* Copyright 2012, Red Hat Middleware LLC, and individual contributors
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* 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 org.jboss.arquillian.drone.webdriver.augmentation;
import java.lang.reflect.Field;
import org.jboss.arquillian.drone.api.annotation.Default;
import org.jboss.arquillian.drone.spi.InstanceOrCallableInstance;
import org.jboss.arquillian.drone.webdriver.factory.remote.reusable.ReusableRemoteWebDriver;
import org.jboss.arquillian.drone.webdriver.spi.DroneAugmented;
import org.junit.Test;
import org.openqa.selenium.TakesScreenshot;
import org.openqa.selenium.WebDriver;
import org.openqa.selenium.firefox.FirefoxDriver;
import org.openqa.selenium.remote.CapabilityType;
import org.openqa.selenium.remote.DesiredCapabilities;
import org.openqa.selenium.remote.RemoteWebDriver;
import static org.hamcrest.CoreMatchers.instanceOf;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertThat;
import static org.junit.Assert.assertTrue;
import static org.mockito.Mockito.doReturn;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.when;
public class TestAugmentingEnhancer {
private AugmentingEnhancer enhancer = new AugmentingEnhancer();
@Test
public void testCanEnhance() throws Exception {
Unsafe unsafe = new Unsafe();
RemoteWebDriver remoteDriver = unsafe.createInstanceWithoutInvokingConstructor(RemoteWebDriver.class);
RemoteWebDriver reusableRemoteDriver = mock(ReusableRemoteWebDriver.class);
DroneAugmented augmentedDriver = mock(DroneAugmented.class);
InstanceOrCallableInstance instance1 = mock(InstanceOrCallableInstance.class);
InstanceOrCallableInstance instance2 = mock(InstanceOrCallableInstance.class);
InstanceOrCallableInstance instance3 = mock(InstanceOrCallableInstance.class);
InstanceOrCallableInstance instance4 = mock(InstanceOrCallableInstance.class);
doReturn(remoteDriver).when(instance1).asInstance(RemoteWebDriver.class);
doReturn(remoteDriver).when(instance1).asInstance(WebDriver.class);
doReturn(augmentedDriver).when(instance1).asInstance(ReusableRemoteWebDriver.class);
doReturn(unsafe.createInstanceWithoutInvokingConstructor(FirefoxDriver.class)).when(instance2)
.asInstance(WebDriver.class);
doReturn(reusableRemoteDriver).when(instance3).asInstance(WebDriver.class);
doReturn(augmentedDriver).when(instance4).asInstance(WebDriver.class);
assertTrue("AugmentingEnhancer should enhance when droneType == RemoteWebDriver.class",
enhancer.canEnhance(instance1, RemoteWebDriver.class, Default.class));
assertTrue("AugmentingEnhancer should enhance when droneType == ReusableRemoteWebDriver.class",
enhancer.canEnhance(instance1, ReusableRemoteWebDriver.class, Default.class));
assertTrue("AugmentingEnhancer should enhance when real instance is RemoteWebDriver",
enhancer.canEnhance(instance1, WebDriver.class, Default.class));
assertTrue("AugmentingEnhancer should enhance when real instance already augmented!",
enhancer.canEnhance(instance4, WebDriver.class, Default.class));
assertFalse("AugmentingEnhancer should not enhance when real instance is not RemoteWebDriver || ReusableRemoteWebDriver",
enhancer.canEnhance(instance2, WebDriver.class, Default.class));
assertFalse("AugmentingEnhancer should not enhance extensions of supported classes!",
enhancer.canEnhance(instance3, WebDriver.class, Default.class));
}
@Test
public void testEnhancing() {
// given
DesiredCapabilities capabilities = new DesiredCapabilities();
RemoteWebDriver driver = mock(RemoteWebDriver.class);
when(driver.getCapabilities()).thenReturn(capabilities);
capabilities.setCapability(AugmentingEnhancer.DRONE_AUGMENTED, driver);
capabilities.setCapability(CapabilityType.TAKES_SCREENSHOT, Boolean.TRUE);
// when
RemoteWebDriver enhanced = enhancer.enhance(driver, Default.class);
// then
assertThat(enhanced, instanceOf(DroneAugmented.class));
assertThat(enhanced, instanceOf(TakesScreenshot.class));
assertEquals(driver, ((DroneAugmented) enhanced).getWrapped());
}
@Test
public void testDeenhancing() {
// given
DesiredCapabilities capabilities = new DesiredCapabilities();
RemoteWebDriver driver = mock(RemoteWebDriver.class);
when(driver.getCapabilities()).thenReturn(capabilities);
capabilities.setCapability(AugmentingEnhancer.DRONE_AUGMENTED, driver);
// when
RemoteWebDriver enhanced = enhancer.enhance(driver, Default.class);
assertThat(enhanced, instanceOf(DroneAugmented.class));
RemoteWebDriver deenhanced = enhancer.deenhance(enhanced, Default.class);
// then
assertEquals(driver, deenhanced);
}
/**
* We need to instantiate a class without calling a constructor.
*
* This is needed because we don't want to pollute test environment with webdrivers not related to the browser tested and by
* default
* RemoteWebDriver spawns Firefox driver. Yet, we can't mock it as Augementer asks for an exact class match *
*
* @author <a href="kpiwko@redhat.com">Karel Piwko</a>
*
*/
@SuppressWarnings("restriction")
private static class Unsafe {
private sun.misc.Unsafe unsafe;
Unsafe() {
try {
Field f = sun.misc.Unsafe.class.getDeclaredField("theUnsafe"); // Internal reference
f.setAccessible(true);
this.unsafe = (sun.misc.Unsafe) f.get(null);
} catch (SecurityException e) {
throw new AssertionError("Unable to get sun.misc.Unsafe object for testing, " + e.getMessage());
} catch (NoSuchFieldException e) {
throw new AssertionError("Unable to get sun.misc.Unsafe object for testing, " + e.getMessage());
} catch (IllegalArgumentException e) {
throw new AssertionError("Unable to get sun.misc.Unsafe object for testing, " + e.getMessage());
} catch (IllegalAccessException e) {
throw new AssertionError("Unable to get sun.misc.Unsafe object for testing, " + e.getMessage());
}
}
<T> T createInstanceWithoutInvokingConstructor(Class<T> clazz) throws InstantiationException {
return clazz.cast(unsafe.allocateInstance(clazz));
}
}
}