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/*
* JBoss, Home of Professional Open Source
* Copyright 2013, Red Hat, Inc. and individual contributors
* by the @authors tag. See the copyright.txt in the distribution for a
* full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.richfaces.fragment.common;
import java.util.Iterator;
import java.util.List;
import org.jboss.arquillian.graphene.context.GrapheneContext;
import org.jboss.arquillian.graphene.enricher.WebElementUtils;
import org.jboss.arquillian.graphene.proxy.GrapheneProxy;
import org.jboss.arquillian.graphene.proxy.GrapheneProxyInstance;
import org.openqa.selenium.By;
import org.openqa.selenium.Dimension;
import org.openqa.selenium.JavascriptExecutor;
import org.openqa.selenium.NoSuchElementException;
import org.openqa.selenium.Point;
import org.openqa.selenium.SearchContext;
import org.openqa.selenium.WebDriver;
import org.openqa.selenium.WebElement;
import com.google.common.base.Optional;
import com.google.common.base.Preconditions;
/**
*
* @author Jiri Stefek
*/
public final class Utils {
public static final By BY_BODY = By.tagName("body");
public static final By BY_HTML = By.tagName("html");
public static JavascriptExecutor getExecutorFromElement(WebElement element) {
Preconditions.checkNotNull(element, "The element cannot be null.");
if (element instanceof GrapheneProxyInstance) {
GrapheneContext context = ((GrapheneProxyInstance) element).getGrapheneContext();
return (JavascriptExecutor) context.getWebDriver(JavascriptExecutor.class);
}
throw new RuntimeException(
"Cannot obtain JavascriptExecutor from element which is not an instance of GrapheneProxyInstance.");
}
/**
* Returns the result of invocation of jQuery function index() on given element.
*
* @param element element on which the command will be executed, has to be instance of
* org.jboss.arquillian.graphene.proxy.GrapheneProxyInstance
*/
public static int getIndexOfElement(WebElement element) {
return Integer.valueOf(returningJQ(getExecutorFromElement(element), "index()", element));
}
/**
* Returns the closest ancestor from the element.
*
* @param element element from which will be the ancestor found
*/
public static WebElement getAncestorOfElement(WebElement element) {
return getAncestorOfElement(element, "*");
}
/**
* Returns the closest ancestor with tagName from the element.
*
* @param element element from which will be the ancestor found
* @param tagNameOfAncestorElement tagName of the ancestor to be found
*/
public static WebElement getAncestorOfElement(WebElement element, String tagNameOfAncestorElement) {
return getXpathLocatedElement(element, tagNameOfAncestorElement, "ancestor", false);
}
/**
* Returns the closest following sibling from the element.
*
* @param element element from which will be the sibling found
*/
public static WebElement getNextSiblingOfElement(WebElement element) {
return getNextSiblingOfElement(element, "*");
}
/**
* Returns the closest following sibling with tagName from the element.
*
* @param element element from which will be the sibling found
* @param tagNameofSibling tagName of the sibling to be found
*/
public static WebElement getNextSiblingOfElement(WebElement element, String tagNameofSibling) {
return getXpathLocatedElement(element, tagNameofSibling, "following-sibling", true);
}
/**
* Returns the closest preceding sibling from the element.
*
* @param element element from which will be the sibling found
*/
public static WebElement getPreviousSiblingOfElement(WebElement element) {
return getPreviousSiblingOfElement(element, "*");
}
/**
* Returns the closest preceding sibling with tagName from the element.
*
* @param element element from which will be the sibling found
* @param tagNameofSibling tagName of the sibling to be found
*/
public static WebElement getPreviousSiblingOfElement(WebElement element, String tagNameofSibling) {
return getXpathLocatedElement(element, tagNameofSibling, "preceding-sibling", false);
}
private static WebElement getXpathLocatedElement(WebElement fromElement, String tagnameOfSearchedElement, String searchFunction, boolean isFirst) {
List elements = WebElementUtils.findElementsLazily(By.xpath(String.format("./%s::%s", searchFunction, tagnameOfSearchedElement)), fromElement);
return elements.get(isFirst ? 0 : elements.size() - 1);
}
/**
* Returns the given option of the component determined by its root element.
*
* For example getComponentOption(rootOfHotKey, "key") will return concrete value of the hotkey's option
* key
*
* @param rootOfComponent
* @param option
* @return
*/
@SuppressWarnings("unchecked")
public static Optional getComponentOption(WebElement rootOfComponent, String option) {
return Optional.of((T) invokeRichFacesJSAPIFunction(rootOfComponent, "options." + option));
}
/**
* Returns the given option of the component determined by its root element in a document object safe way.
*
* It provides a safe way to retrieve an option if the option value can be equal to the JavaScript object document.
*
* @param rootOfComponent
* @param option
* @return actual component option value, or null if it is equal to document object
*/
public static Optional getComponentOptionDocumentObjectSafe(WebElement rootOfComponent, String option) {
if (!(Boolean) invokeRichFacesJSAPIFunction(rootOfComponent, "options." + option + " == document")) {
return getComponentOption(rootOfComponent, option);
} else {
return Optional.fromNullable(null);
}
}
/**
* Returns Locations of input element.
*
* @see Locations
*/
public static Locations getLocations(WebElement root) {
Preconditions.checkNotNull(root, "The element cannot be null.");
Point topLeft = root.getLocation();
Dimension dimension = root.getSize();
Point topRight = topLeft.moveBy(dimension.getWidth(), 0);
Point bottomRight = topRight.moveBy(0, dimension.getHeight());
Point bottomLeft = topLeft.moveBy(0, dimension.getHeight());
return new Locations(topLeft, topRight, bottomLeft, bottomRight);
}
/**
* Returns text from given hidden element. WebDriver, in this case, returns empty String.
*
* @param element not visible element
*/
public static String getTextFromHiddenElement(JavascriptExecutor executor, WebElement element) {
return returningJQ(executor, "text()", element);
}
/**
* Returns text from given hidden element. WebDriver, in this case, returns empty String.
*
* @param element not visible element
*/
public static String getTextFromHiddenElement(WebElement element) {
return getTextFromHiddenElement(getExecutorFromElement(element), element);
}
/**
* Invokes RF JS API function on given root of RF component. The root must be set correctly.
*
* @param componentRoot root of the RF component
* @param functionWithParams JS API function with params (e.g. setValue(new Date('October 10, 2012 12:00:00'))
* )
*/
public static T invokeRichFacesJSAPIFunction(WebElement componentRoot, String functionWithParams) {
return (T) getExecutorFromElement(componentRoot).executeScript(
"return RichFaces.component(arguments[0])." + functionWithParams, componentRoot);
}
public static boolean isVisible(WebElement e) {
try {
boolean result = false;
result = e.isDisplayed();
return result;
} catch (NoSuchElementException ex) {
return false;
}
}
public static boolean isVisible(SearchContext searchContext, By by) {
try {
boolean result = false;
result = searchContext.findElement(by).isDisplayed();
return result;
} catch (NoSuchElementException ex) {
return false;
}
}
/**
* Executes jQuery command on input element. E.g. to trigger click use jQ("click()", element).
*
* @param cmd command to be executed
* @param element element on which the command will be executed
*/
public static void jQ(JavascriptExecutor executor, String cmd, WebElement element) {
Preconditions.checkNotNull(executor, "The executor cannot be null.");
Preconditions.checkNotNull(cmd, "The command cannot be null.");
Preconditions.checkNotNull(element, "The element cannot be null.");
String jQueryCmd = String.format("jQuery(arguments[0]).%s", cmd);
executor.executeScript(jQueryCmd, unwrap(element));
}
/**
* Executes jQuery command on input element. E.g. to trigger click use jQ("click()", element).
*
* @param cmd command to be executed
* @param element element on which the command will be executed
*/
public static void jQ(String cmd, WebElement element) {
jQ(getExecutorFromElement(element), cmd, element);
}
/**
* Executes returning jQuery command on input element. E.g. to get a position of element from top of the page use
* returningjQ("position().top", element).
*
* @param cmd command to be executed
* @param element element on which the command will be executed
*/
public static String returningJQ(JavascriptExecutor executor, String cmd, WebElement element) {
Preconditions.checkNotNull(executor, "The executor cannot be null.");
Preconditions.checkNotNull(cmd, "The command cannot be null.");
Preconditions.checkNotNull(element, "The element cannot be null.");
String jQueryCmd = String.format("return jQuery(arguments[0]).%s;", cmd);
return String.valueOf(executor.executeScript(jQueryCmd, unwrap(element)));
}
/**
* Executes returning jQuery command on input element. E.g. to get a position of element from top of the page use
* returningjQ("position().top", element).
*
* @param cmd command to be executed
* @param element element on which the command will be executed
*/
public static String returningJQ(String cmd, WebElement element) {
return returningJQ(getExecutorFromElement(element), cmd, element);
}
private static boolean _tolerantAssertPointEquals(Point p1, Point p2, int xTolerance, int yTolerance) {
return (Math.abs(p1.x - p2.x) <= xTolerance && Math.abs(p1.y - p2.y) <= yTolerance);
}
/**
* Asserts that two points are equal with some allowed tolerance.
*/
public static void tolerantAssertPointEquals(Point p1, Point p2, int xTolerance, int yTolerance, String message) {
if (!_tolerantAssertPointEquals(p1, p2, xTolerance, yTolerance)) {
throw new AssertionError("The points are not equal or not in tolerance.\n" + " The tolerance for x axis was: "
+ xTolerance + ". The tolerance for y axis was: " + yTolerance + ".\n" + "First point: " + p1 + "\n"
+ "Second point: " + p2 + ".\n" + message);
}
}
/**
* Asserts that two locations are equal with some allowed tolerance.
*/
public static void tolerantAssertLocationsEquals(Locations l1, Locations l2, int xTolerance, int yTolerance, String message) {
Iterator it1 = l1.iterator();
Iterator it2 = l2.iterator();
Point p1, p2;
while (it1.hasNext()) {
p1 = it1.next();
p2 = it2.next();
if (!_tolerantAssertPointEquals(p1, p2, xTolerance, yTolerance)) {
throw new AssertionError("The locations are not equal or are not in tolerance.\n" + "First location: " + l1
+ ".\n" + "Second location: " + l2 + ".\n" + "Diverging point: " + p1 + " (first), " + p2 + " (second).\n"
+ message);
}
}
}
/**
* Asserts that elements locations and some other locations are equal with some allowed tolerance.
*/
public static void tolerantAssertLocationsEquals(WebElement element, Locations l2, int xTolerance, int yTolerance,
String message) {
tolerantAssertLocationsEquals(Utils.getLocations(element), l2, xTolerance, yTolerance, message);
}
/**
* Executes jQuery trigger command on input element. Useful for easy triggering of JavaScript events like click, dblclick,
* mouseout...
*
* @param executor JavascriptExecutor
* @param event event to be triggered
* @param element element on which the command will be executed
*/
public static void triggerJQ(JavascriptExecutor executor, String event, WebElement element) {
jQ(executor, String.format("trigger('%s')", event), element);
}
/**
* Executes jQuery trigger command on input element. Useful for easy triggering of JavaScript events like click, dblclick,
* mouseout...
*
* @param event event to be triggered
* @param element element on which the command will be executed, has to be instance of
* org.jboss.arquillian.graphene.proxy.GrapheneProxyInstance
*/
public static void triggerJQ(String event, WebElement element) {
triggerJQ(getExecutorFromElement(element), event, element);
}
public static WebElement unwrap(WebElement element) {
Preconditions.checkNotNull(element, "The element cannot be null.");
WebElement result = element;
while (GrapheneProxy.isProxyInstance(result)) {
result = ((GrapheneProxyInstance) result).unwrap();
}
return result;
}
/**
* Returns the default timeout for GUI waiting in milliseconds.
*
* @param browser
* @return
*/
public static long getWaitGUIDefaultTimeout(WebDriver browser) {
return 1000 * ((GrapheneProxyInstance) browser).getGrapheneContext().getConfiguration().getWaitGuiInterval();
}
/**
* Returns the default timeout for Ajax waiting in milliseconds.
*
* @param browser
* @return
*/
public static long getWaitAjaxDefaultTimeout(WebDriver browser) {
return 1000 * ((GrapheneProxyInstance) browser).getGrapheneContext().getConfiguration().getWaitAjaxInterval();
}
}
