8000 #97 Done $("").filter(<PREDICATE>) · seleniumQuery/seleniumQuery@ad89afe · GitHub
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#97 Done $("").filter(<PREDICATE>)
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‎src/main/java/io/github/seleniumquery/functions/jquery/traversing/filtering/FilterFunction.java

Lines changed: 14 additions & 1 deletion
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@@ -17,19 +17,32 @@
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package io.github.seleniumquery.functions.jquery.traversing.filtering;
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import com.google.common.base.Predicate;
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import com.google.common.collect.Iterables;
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import com.google.common.collect.Lists;
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import io.github.seleniumquery.SeleniumQueryObject;
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import org.openqa.selenium.WebElement;
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import java.util.List;
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import static io.github.seleniumquery.InternalSeleniumQueryObjectFactory.instance;
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public class FilterFunction {
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public SeleniumQueryObject filter(SeleniumQueryObject seleniumQueryObject, Predicate<WebElement> filterFunction) {
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List<WebElement> filteredWebElements = filterWebElements(seleniumQueryObject.get(), filterFunction);
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return instance().create(seleniumQueryObject.getSeleniumQueryFunctions(),
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seleniumQueryObject.getWebDriver(),
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null,
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seleniumQueryObject.get(),
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filteredWebElements,
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seleniumQueryObject);
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}
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private List<WebElement> filterWebElements(List<WebElement> unfiltered, Predicate<WebElement> filterFunction) {
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if (filterFunction == null) {
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return unfiltered;
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}
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Iterable<WebElement> filter = Iterables.filter(unfiltered, filterFunction);
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return Lists.newArrayList(filter);
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}
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}

‎src/test/java/io/github/seleniumquery/functions/jquery/traversing/filtering/FilterFunctionTest.java

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@@ -20,13 +20,16 @@
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import io.github.seleniumquery.SeleniumQueryObject;
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import org.junit.Test;
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import org.openqa.selenium.WebElement;
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import testinfrastructure.testdouble.Stubs;
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import static org.hamcrest.CoreMatchers.is;
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import static org.hamcrest.collection.IsIterableContainingInAnyOrder.containsInAnyOrder;
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import static org.hamcrest.collection.IsIterableContainingInOrder.contains;
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import static org.junit.Assert.assertThat;
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import static testinfrastructure.testdouble.Dummies.createDummyWebElement;
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import static testinfrastructure.testdouble.SeleniumQueryObjectMother.createStubSeleniumQueryObject;
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import static testinfrastructure.testdouble.SeleniumQueryObjectMother.createStubSeleniumQueryObjectWithElements;
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import static testinfrastructure.testdouble.Stubs.createStubWebElementWithTag;
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public class FilterFunctionTest {
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@@ -76,4 +79,24 @@ public void resultSQO_should_have_same_WebDriver_as_targetSQO() {
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assertThat(resultSQO.getWebDriver(), is(targetSQO.getWebDriver()));
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}
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@Test
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public void resultSQO_should_onlyKeepElementsThatPassThePredicateFunction() {
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// given
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WebElement spanOne = createStubWebElementWithTag("span");
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WebElement notSpan = createStubWebElementWithTag("div");
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WebElement spanTwo = createStubWebElementWithTag("span");
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SeleniumQueryObject targetSQO = createStubSeleniumQueryObjectWithElements(spanOne, notSpan, spanTwo);
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// when
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Predicate<WebElement> keepSpansPredicate = new Predicate<WebElement>() {
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@Override
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public boolean apply(WebElement webElement) {
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return "span".equals(webElement.getTagName());
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}
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};
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SeleniumQueryObject resultSQO = filterFunction.filter(targetSQO, keepSpansPredicate);
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// then
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assertThat(resultSQO.get(), contains(spanOne, spanTwo));
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}
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}

‎src/test/java/testinfrastructure/testdouble/Stubs.java

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@@ -0,0 +1,16 @@
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package testinfrastructure.testdouble;
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import org.openqa.selenium.WebElement;
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import static org.mockito.Mockito.doReturn;
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import static testinfrastructure.testdouble.Dummies.createDummyWebElement;
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public class Stubs {
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public static WebElement createStubWebElementWithTag(String tag) {
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WebElement stubWebElement = createDummyWebElement();
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doReturn(tag).when(stubWebElement).getTagName();
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return stubWebElement;
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}
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}

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