Added a method to change the value of any attribute of any page fragment using JavaScript

Author: slu-it

webtester-core/src/main/java/info/novatec/testit/webtester/pagefragments/PageFragment.java

@@ -6,18 +6,19 @@
 import org.openqa.selenium.NoSuchElementException;
 import org.openqa.selenium.WebElement;
 
+import info.novatec.testit.webtester.adhoc.AdHocFinder;
 import info.novatec.testit.webtester.browser.Browser;
+import info.novatec.testit.webtester.browser.operations.JavaScript;
+import info.novatec.testit.webtester.internal.OffersAdHocFinding;
+import info.novatec.testit.webtester.internal.OffersBrowserGetter;
+import info.novatec.testit.webtester.internal.OffersPageCreation;
 import info.novatec.testit.webtester.internal.annotations.ReturnsName;
 import info.novatec.testit.webtester.internal.annotations.ReturnsWebElement;
+import info.novatec.testit.webtester.pagefragments.annotations.As;
 import info.novatec.testit.webtester.pagefragments.annotations.Cached;
 import info.novatec.testit.webtester.pagefragments.annotations.IdentifyUsing;
 import info.novatec.testit.webtester.pagefragments.annotations.Mark;
-import info.novatec.testit.webtester.pagefragments.annotations.As;
 import info.novatec.testit.webtester.pagefragments.annotations.Named;
-import info.novatec.testit.webtester.adhoc.AdHocFinder;
-import info.novatec.testit.webtester.internal.OffersAdHocFinding;
-import info.novatec.testit.webtester.internal.OffersBrowserGetter;
-import info.novatec.testit.webtester.internal.OffersPageCreation;
 
 
 /**
@@ -140,6 +141,27 @@ default Optional<String> getAttribute(String attributeName) {
         return Optional.ofNullable(webElement().getAttribute(attributeName));
     }
 
+    /**
+     * Sets the value of an attribute of this {@link PageFragment} using JavaScript.
+     * <p>
+     * <b>Example:</b>
+     * <pre>
+     * // will change the value of a text field to 'foo'
+     * textField.setAttribute("value", "foo");
+     * </pre>
+     *
+     * @param attributeName the name of the attribute to set
+     * @param value the value to set the attribute to
+     * @see PageFragment
+     * @see JavaScript
+     * @since 2.0
+     */
+    default void setAttribute(String attributeName, String value) {
+        String escapedValue = StringUtils.replace(value, "\"", "\\\"");
+        String script = "arguments[0]." + attributeName + " = \"" + escapedValue + "\"";
+        getBrowser().javaScript().execute(script, this, value);
+    }
+
     /**
      * Gets the optional value of the given CSS property as a string.
      * If the CSS property is not set, an empty optional is returned.

webtester-core/src/test/java/integration/pagefragments/PageFragmentIntegrationTest.java

@@ -14,6 +14,7 @@
 import integration.BaseIntegrationTest;
 
 import info.novatec.testit.webtester.pagefragments.PageFragment;
+import info.novatec.testit.webtester.pagefragments.TextField;
 import info.novatec.testit.webtester.pagefragments.annotations.IdentifyUsing;
 import info.novatec.testit.webtester.pagefragments.annotations.Named;
 import info.novatec.testit.webtester.pages.Page;
@@ -114,6 +115,22 @@ public void nonExistingAttributesAreReturnedAsEmptyOptionals() {
         assertThat(value).isEmpty();
     }
 
+    /* set attribute */
+
+    @Test
+    public void setAttribute() {
+        TextField textField = page.textField();
+        textField.setAttribute("value", "hello world!");
+        assertThat(textField.getText()).isEqualTo("hello world!");
+    }
+
+    @Test
+    public void setAttributeWithCharactersThatNeedEscaping() {
+        TextField textField = page.textField();
+        textField.setAttribute("value", "hello \"world!\"");
+        assertThat(textField.getText()).isEqualTo("hello \"world!\"");
+    }
+
     /* get CSS values */
 
     @Test
@@ -240,6 +257,9 @@ private interface TestPage extends Page {
         @IdentifyUsing("#disabled")
         PageFragment disabled();
 
+        @IdentifyUsing("#textField")
+        TextField textField();
+
         @IdentifyUsing("#pageFragment")
         Stream<PageFragment> pageFragments();
 

webtester-core/src/test/resources/html/pagefragments/pageFragment.html

@@ -55,6 +55,12 @@ <h3>This page contains elements for testing the functionality of the PageFragmen
 					<input id="disabled" disabled>
 				</td>
 			</tr>
+			<tr>
+				<td>A input field for changing attributes</td>
+				<td>
+					<input id="textField" type="text">
+				</td>
+			</tr>
 		</tbody>
 	</table>