How to use returnIterator method of org.jmock.AbstractExpectations class

Best Jmock-library code snippet using org.jmock.AbstractExpectations.returnIterator

Source:AbstractExpectations.java

...278    public static Action throwException(Throwable throwable) {279        return new ThrowAction(throwable);280    }281    282    public static Action returnIterator(Collection<?> collection) {283        return new ReturnIteratorAction(collection);284    }285    286    public static <T> Action returnIterator(T ... items) {287        return new ReturnIteratorAction(items);288    }289    290    public static Action returnEnumeration(Collection<?> collection) {291        return new ReturnEnumerationAction(collection);292    }293    294    public static <T> Action returnEnumeration(T ... items) {295        return new ReturnEnumerationAction(items);296    }297    298    public static Action doAll(Action...actions) {299        return new DoAllAction(actions);300    }...

returnIterator

Using AI Code Generation

1package org.jmock.test.acceptance;2import org.jmock.Expectations;3import org.jmock.Mockery;4import org.jmock.integration.junit4.JUnitRuleMockery;5import org.jmock.test.unit.lib.legacy.ClassImposteriser;6import org.junit.Rule;7import org.junit.Test;8import java.util.Iterator;9import static org.hamcrest.Matchers.equalTo;10public class IteratorExpectationsAcceptanceTests {11    @Rule public final JUnitRuleMockery context = new JUnitRuleMockery() {{12        setImposteriser(ClassImposteriser.INSTANCE);13    }};14    public void canExpectIteratorToReturnValues() {15        final Iterator<String> iterator = context.mock(Iterator.class);16        context.checking(new Expectations() {{17            oneOf (iterator).next();18            will(returnIterator("one", "two", "three"));19            oneOf (iterator).next();20            will(returnIterator("four", "five", "six"));21        }});22        assertThat(iterator.next(), equalTo("one"));23        assertThat(iterator.next(), equalTo("two"));24        assertThat(iterator.next(), equalTo("three"));25        assertThat(iterator.next(), equalTo("four"));26        assertThat(iterator.next(), equalTo("five"));27        assertThat(iterator.next(), equalTo("six"));28    }29}

returnIterator

Using AI Code Generation

1import org.jmock.Expectations;2import org.jmock.Mockery;3import org.jmock.States;4import org.jmock.integration.junit4.JUnitRuleMockery;5import org.junit.Rule;6import org.junit.Test;7public class JMockTest {8    public JUnitRuleMockery context = new JUnitRuleMockery();9    private Mockery mockery = new Mockery();10    private final States state = context.states("state");11    public void testReturnIterator() {12        final Iterator<String> mockIterator = context.mock(Iterator.class);13        final List<String> mockList = context.mock(List.class);14        context.checking(new Expectations() {15            {16                oneOf(mockList).iterator();17                will(returnIterator("a", "b", "c"));18            }19        });20        Iterator<String> iterator = mockList.iterator();21        while (iterator.hasNext()) {22            System.out.println(iterator.next());23        }24    }25}

returnIterator

Using AI Code Generation

1package com.jmockit;2import java.util.Iterator;3import java.util.List;4import java.util.Arrays;5import mockit.Expectations;6import mockit.Injectable;7import mockit.Tested;8import org.junit.Test;9import org.junit.runner.RunWith;10import org.junit.runners.JUnit4;11import static org.junit.Assert.assertEquals;12@RunWith(JUnit4.class)13public class ReturnIteratorTest {14    private List<String> testedList;15    private List<String> mockList;16    public void testReturnIterator() {17        new Expectations() {18            {19                mockList.add("one");20                result = returnIterator(Arrays.asList(true, false));21                mockList.add("two");22                result = returnIterator(Arrays.asList(true, false));23                mockList.add("three");24                result = returnIterator(Arrays.asList(true, false));25            }26        };27        testedList.add("one");28        testedList.add("two");29        testedList.add("three");30        assertEquals(3, testedList.size());31    }32}

returnIterator

Using AI Code Generation

1import org.jmock.*2import org.jmock.integration.junit4.*3import org.jmock.lib.legacy.*4public class ReturnIteratorTest {5    @Rule public JUnitRuleMockery context = new JUnitRuleMockery()6    public interface MyInterface {7        public Iterator<String> getIterator()8    }9    public void testReturnIterator() {10        final MyInterface mock = context.mock(MyInterface)11        context.checking(new Expectations() {12            {13                oneOf(mock).getIterator()14                will(returnIterator("a", "b", "c"))15            }16        })17        Iterator<String> iterator = mock.getIterator()18        assert iterator.next() == "a"19        assert iterator.next() == "b"20        assert iterator.next() == "c"21        assert !iterator.hasNext()22    }23}24  EXPECTED: one call to MyInterface.getIterator()25	at org.jmock.lib.legacy.ClassImposteriser$MockInvocationHandler.invoke(ClassImposteriser.java:211)26	at com.sun.proxy.$Proxy0.getIterator(Unknown Source)27	at ReturnIteratorTest.testReturnIterator(ReturnIteratorTest.groovy:31)28The test fails because the mock method getIterator() is not called. In order to fix this, we need to call the method on the mock object in the test method:

returnIterator

Using AI Code Generation

1package com.journaldev.jmockit;2import java.util.Iterator;3import java.util.List;4import mockit.Expectations;5import mockit.Mocked;6public class MockedClassDemo {7	public void printList(List<String> list) {8		System.out.println(list);9	}10	public static void main(String[] args) {11		MockedClassDemo obj = new MockedClassDemo();12		List<String> list = null;13		obj.printList(list);14	}15	List<String> list;16	public void test() {17		new Expectations() {18			{19				list.iterator();20				result = new Iterator<String>() {21					public boolean hasNext() {22						return false;23					}24					public String next() {25						return null;26					}27				};28			}29		};30		printList(list);31	}32}

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.