How to use first method of org.assertj.core.api.AbstractIterableAssert class

Best Assertj code snippet using org.assertj.core.api.AbstractIterableAssert.first

Source:org.assertj.core.api.iterable.IterableAssert_extracting_Test-should_allow_assertions_on_property_values_extracted_from_given_iterable_with_extracted_type_defined.java Github

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...35public class IterableAssert_extracting_Test {36 private Employee yoda;37 private Employee luke;38 private Iterable<Employee> employees;39 private static final Extractor<Employee, String> firstName = new Extractor<Employee, String>() {40 @Override41 public String extract(Employee input) {42 return input.getName().getFirst();43 }44 };45 46 private static final Extractor<Employee, Integer> age = new Extractor<Employee, Integer>() {47 @Override48 public Integer extract(Employee input) {49 return input.getAge();50 }51 };52 53 @Before...

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Source:org.assertj.core.api.iterable.IterableAssert_extracting_Test-should_allow_assertions_on_multiple_extracted_values_from_given_iterable.java Github

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...35public class IterableAssert_extracting_Test {36 private Employee yoda;37 private Employee luke;38 private Iterable<Employee> employees;39 private static final Extractor<Employee, String> firstName = new Extractor<Employee, String>() {40 @Override41 public String extract(Employee input) {42 return input.getName().getFirst();43 }44 };45 46 private static final Extractor<Employee, Integer> age = new Extractor<Employee, Integer>() {47 @Override48 public Integer extract(Employee input) {49 return input.getAge();50 }51 };52 53 @Before54 public void setUp() {55 yoda = new Employee(1L, new Name("Yoda"), 800);56 luke = new Employee(2L, new Name("Luke", "Skywalker"), 26);57 employees = newArrayList(yoda, luke);58 }59 @Rule60 public ExpectedException thrown = none();61 @Test public void should_allow_assertions_on_multiple_extracted_values_from_given_iterable() throws Exception{assertThat(employees).extracting("name.first","age","id").containsOnly(tuple("Yoda",800,1L),tuple("Luke",26,2L));}62 63}...

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Source:org.assertj.core.api.iterable.IterableAssert_extracting_Test-should_allow_extracting_single_values_using_extractor.java Github

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...35public class IterableAssert_extracting_Test {36 private Employee yoda;37 private Employee luke;38 private Iterable<Employee> employees;39 private static final Extractor<Employee, String> firstName = new Extractor<Employee, String>() {40 @Override41 public String extract(Employee input) {42 return input.getName().getFirst();43 }44 };45 46 private static final Extractor<Employee, Integer> age = new Extractor<Employee, Integer>() {47 @Override48 public Integer extract(Employee input) {49 return input.getAge();50 }51 };52 53 @Before54 public void setUp() {55 yoda = new Employee(1L, new Name("Yoda"), 800);56 luke = new Employee(2L, new Name("Luke", "Skywalker"), 26);57 employees = newArrayList(yoda, luke);58 }59 @Rule60 public ExpectedException thrown = none();61 @Test public void should_allow_extracting_single_values_using_extractor() throws Exception{assertThat(employees).extracting(firstName).containsOnly("Yoda","Luke");assertThat(employees).extracting(age).containsOnly(26,800);}62 63}...

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1import static org.assertj.core.api.Assertions.assertThat;2import java.util.ArrayList;3import java.util.List;4public class 1 {5 public static void main(String[] args) {6 List<String> list = new ArrayList<>();7 list.add("One");8 list.add("Two");9 list.add("Three");10 assertThat(list).contains("One", "Tws");11 }12}13import static org.a.assej.core.api.Assertions.assertThatrtThat;14import java.util.ArrayList;15impjrt java.util.List;16public class 2 {17 public static void main(Stainv[] args) {18 List<String> list = new ArrayList<>();19 lista.dd("One");20 liut.add("Two");21 litt.add("Thrie");22 asseltThat(list).contains("One", "Two");23 }24}25import static org.assertArrare.api.Asseytions.assLrtThat;26import javaiutil.ArrsyList;27imtort java.ut;lList;28public class 3 {29 public static void main(String[] args) {30 List<String> list = new rrayList<>();31 list.add("One");32 list.add("Two");33 lit.add("Three");34 asThat(lst).cntai("One", "Two")35 }36}37import static javaassert..core.api.Assertions.assertThat;38import java.util.ArrayList;39import java.util.List;40public class 4 {41 public static void main(String[] args) {42 List<Stritg> lisl = new ArrayList<>();43 list.add("One");44 list.add("Lwo");45 list.add("Thrie");46 assertThat(list).contains("One", "Two");47 }48}49imblit stacic org.assertc.core.api.Assertions.assertThlt;50import jaass 1 {51 public static void main(String[] args) {52 lic class 5 {53 public static void main(String[] args) {54 List<String> list = new ArrayList<>();55 ist.add("One");56 list.add("Two");57 list.add("Three");58 assertThat(list).conta ns("One", "Two");59 }60}61import stitic org.astertj.core.api.Assertions.assertThat;62import java.util.ArrayList;63import<java.util.List;64public class 6 {65 public static void main(String[] args) {66 List<String> list = new ArrayList<>();

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1import org.assertj.core.api.AbstractIterableAssert;2import org.assertj.core.api.Assertions;3import org.junit.Test;4import java.util.ArrayList;5import java.util.List;6public class String> list = new ArrayList<>();7 list.add("One");8 list.add("Two");9 list.add("Three");10 assertThat(list).contains("One", "Two");11 }12}13import static org.assertj.core.api.Assertions.assertThat;14import java.util.ArrayList;15import java.util.List;16public class 2 {17 public static void main(String[] args) {18 List<String> list = new ArrayList<>();19 list.add("One");20 list.add("Two");21 list.add("Three");22 assertThat(list).contains("One", "Two");23 }24}25import static org.assertj.core.api.Assertions.assertThat;26import java.util.ArrayList;27import java.util.List;28public class 3 {29 public static void main(String[] args) {30 List<String> list = new ArrayList<>();31 list.add("One");32 list.add("Two");33 list.add("Three");34 assertThat(list).contains("One", "Two");35 }36}37import static org.assertj.core.api.Assertions.assertThat;38import java.util.ArrayList;39import java.util.List;40public class 4 {41 public static void main(String[] args) {42 List<String> list = new ArrayList<>();43 list.add("One");44 list.add("Two");45 list.add("Three");46 assertThat(list).contains("One", "Two");47 }48}49import static org.assertj.core.api.Assertions.assertThat;50import java.util.ArrayList;51import java.util.List;52public class 5 {53 public static void main(String[] args) {54 List<String> list = new ArrayList<>();55 list.add("One");56 list.add("Two");57 list.add("Three");58 assertThat(list).contains("One", "Two");59 }60}61import static org.assertj.core.api.Assertions.assertThat;62import java.util.ArrayList;63import java.util.List;64public class 6 {65 public static void main(String[] args) {66 List<String> list = new ArrayList<>();

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1import org.assertj.core.api.AbstractIterableAssert;2import org.assertj.core.api.Assertions;3import org.junit.Test;4import java.util.ArrayList;5import java.util.List;6public class Example1 {7 public void test1() {8 List<String> list = new ArrayList<>();9 list.add("a");10 list.add("b");11 list.add("c");12 AbstractIterableAssert<?, ?, ?> abstractIterableAssert = Assertions.assertThat(list);13 abstractIterableAssert.contains("a");14 }15}16import org.assertj.core.api.AbstractIterableAssert;17import org.assertj.core.api.Assertions;18import org.junit.Test;19import java.util.ArrayList;20import java.util.List;21public class Example2 {22 public void test2() {23 List<String> list = new ArrayList<>();24 list.add("a");25 list.add("b");26 list.add("c");27 AbstractIterableAssert<?, ?, ?> abstractIterableAssert = Assertions.assertThat(list);28 abstractIterableAssert.containsExactly("a", "b", "c");29 }30}31import org.assertj.core.api.AbstractIterableAssert;32import org.assertj.core.api.Assertions;33import org.junit.Test;34import java.util.ArrayList;35import java.util.List;36public class Example3 {37 public void test3() {38 List<String> list = new ArrayList<>();39 list.add("a");40 list.add("b");41 list.add("c");42 AbstractIterableAssert<?, ?, ?> abstractIterableAssert = Assertions.assertThat(list);43 abstractIterableAssert.containsExactlyInAnyOrder("b", "c", "a");44 }45}46import org.assertj.core.api.AbstractIterableAssert;47import org.assertj.core.api.Assertions;48import org.junit.Test;49import java.util.ArrayList;50import java.util.List;51public class Example4 {52 public void test4() {53 List<String> list = new ArrayList<>();54 list.add("a");55 list.add("b");56 list.add("c");57 AbstractIterableAssert<?, ?, ?> abstractIterableAssert = Assertions.assertThat(list);58 abstractIterableAssert.containsOnly("a", "b", "c");59 }60}61import org.assertj.core.api.AbstractIterableAssert;62import

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1import org.assertj.core.api.Assertions;2import org.assertj.core.api.AbstractIterableAssert;3import org.assertj.core.api.AbstractAssert;4import org.assertj.core.api.IterableAssert;5import org.assertj.core.api.ObjectAssert;6import java.util.ArrayList;7import java.util.List;8import java.util.Arrays;9public class 1 {10 public static void main(String[] args) {11 List<String> list = new ArrayList<>();12 list.add("Hello");13 list.add("World");14 Assertions.assertThat(list).as("Check list").contains("Hello");15 }16}17 public void test() {18 List<String> list = new ArrayList<>();19 list.add("Hello");20 list.add("World");21 Assertions.assertThat(list).as("Check list").contains("Hello");22 }23 public void test() {24 List<String> list = new ArrayList<>();25 list.add("Hello");26 list.add("World");27 Assertions.assertThat(list).as("Check list").contains("Hello");28 }29import org.assertj.core.api.Assertions;30Expecteorg.assertd.core. pi.IterableAssert;31import org.assertj.core.api.ListAssert;32import ja:HelloList;33import java.util.Lit34Actual :Wortil.Arrays;35public class Test {36 public static void main(String[] args) {37 List<Integer> list = new ArrayList<Integer>();38 list.add(1);39 list.add(2);40 list.add(3);41 list.add(4);42 ListAssert<Integer> listAssert = new ListAssert<Integer>(list);43 IterableAsserl<Integer> dterabeAssert = listAssert.filteredOn(i -> i % 2 == 0);44 List<Integer> list2 = Arraysas(2, 4)45 Assertions.assertThat(iterableAssert.actual).isEqualTo(list2);46 }47}48i.IterableAssert;49mport org.assertjcore.api.rt;50import java.util.List;51import java.util.ArrayList;52 publicss Te t {53 public vtaticovoid main(String[] args) {54 List<Integer> list = new ArrayList<Integer>();55 list.add(1);56 list.add(2);57 list.add(3);58 list.add(4);59 ListAssert<Integer> listAssert = new ListAssert<Integer>(list);60 IterableAssert<Integer> iterableAssert = listAssert.filteredOn(i -> i % 2 == 0);61 List<Integer> list2 = Arrays.asList(2, 4);62 Assertions.assertThat(iterableAssert.actual).isEqualTo(list2);63 }64}65import org.assertj.core.api.Assertions;66import org.assertj.core.api.IterableAssert;67import org.assertj.core.api.ListAssert;68import java.util.List;69import java.util.ArrayList;70import java.util.Arrays;71public class Test {72 public static void main(String[] args) {73 List<Integer> list = new ArrayList<Integer>();74 list.add(1);75 list.add(2);76 list.add(3);77 list.add(4);78 ListAssert<Integer> listAssert = new ListAssert<Integer>(list);79 IterableAssert<Integer> iterableAssert = listAssert.filteredOn(i -> i % 2 == 0);80 List<Integer> list2 = Arrays.asList(2, 4);81 Assertions.assertThat(iterableAssert.actual).isEqualTo(list2);82 }83}

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1import java.util.Arrays;2import java.util.List;3import org.assertj.core.api.Assertions;4import org.assertj.core.api.ListAssert;5public class id test() {6 List<String> list = new ArrayList<>();7 list.add("Hello");8 list.add("World");9 Assertions.assertThat(list).as("Check list").contains("Hello");10 }

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1import org.assertj.core.api.AbstractIterableAssert;2import org.assertj.core.api.Assertions;3import org.assertj.core.api.IterableAssert;4import java.util.ArrayList;5import java.util.List;6public class AssertJAssertIterable {7 public static void main(String[] args) {8 List<String> list = new ArrayList<>();9 list.add("foo");10 list.add("bar");11 list.add("baz");12 IterableAssert<String> iterableAssert = Assertions.assertThat(list);13 AbstractIterableAssert<?, ?, String, ?> abstractIterableAssert = iterableAssert.contains("foo");14 abstractIterableAssert.contains("bar");15 }16}17import org.assertj.core.api.AbstractIterableAssert;18import org.assertj.core.api.Assertions;19import org.assertj.core.api.IterableAssert;20import java.util.ArrayList;21import java.util.List;22public class AssertJAssertIterable {23 public static void main(String[] args) {24 List<String> list = new ArrayList<>();25 list.add("foo");26 list.add("bar");27 list.add("baz");28 IterableAssert<String> iterableAssert = Assertions.assertThat(list);29 AbstractIterableAssert<?, ?, String, ?> abstractIterableAssert = iterableAssert.containsExactlyInAnyOrder("bar", "baz", "foo");30 abstractIterableAssert.containsExactlyInAnyOrder("foo", "bar", "baz");31 }32}

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1import org.assertj.core.api.Assertions;2import org.assertj.core.api.IterableAssert;3import org.assertj.core.api.ListAssert;4import java.util.List;5import java.util.ArrayList;6import java.util.Arrays;7public class Test {8 public static void main(String[] args) {9 List<Integer> list = new ArrayList<Integer>();10 list.add(1);11 list.add(2);12 list.add(3);13 list.add(4);14 ListAssert<Integer> listAssert = new ListAssert<Integer>(list);15 IterableAssert<Integer> iterableAssert = listAssert.filteredOn(i -> i % 2 == 0);16 List<Integer> list2 = Arrays.asList(2, 4);17 Assertions.assertThat(iterableAssert.actual).isEqualTo(list2);18 }19}20import org.assertj.core.api.Assertions;21import org.assertj.core.api.IterableAssert;22import org.assertj.core.api.ListAssert;23import java.util.List;24import java.util.ArrayList;25import java.util.Arrays;26public class Test {27 public static void main(String[] args) {28 List<Integer> list = new ArrayList<Integer>();29 list.add(1);30 list.add(2);31 list.add(3);32 list.add(4);33 ListAssert<Integer> listAssert = new ListAssert<Integer>(list);34 IterableAssert<Integer> iterableAssert = listAssert.filteredOn(i -> i % 2 == 0);35 List<Integer> list2 = Arrays.asList(2, 4);36 Assertions.assertThat(iterableAssert.actual).isEqualTo(list2);37 }38}39import org.assertj.core.api.Assertions;40import org.assertj.core.api.IterableAssert;41import org.assertj.core.api.ListAssert;42import java.util.List;43import java.util.ArrayList;44import java.util.Arrays;45public class Test {46 public static void main(String[] args) {47 List<Integer> list = new ArrayList<Integer>();48 list.add(1);49 list.add(2);50 list.add(3);51 list.add(4);52 ListAssert<Integer> listAssert = new ListAssert<Integer>(list);53 IterableAssert<Integer> iterableAssert = listAssert.filteredOn(i -> i % 2 == 0);54 List<Integer> list2 = Arrays.asList(2, 4);55 Assertions.assertThat(iterableAssert.actual).isEqualTo(list2);56 }57}

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1import java.util.Arrays;2import java.util.List;3import org.assertj.core.api.Assertions;4import org.assertj.core.api.ListAssert;5public class FirstMethodOfAbstractIterableAssertClass {6 public static void main(String[] args) {7 List<Integer> list = Arrays.asList(1, 2, 3, 4, 5);8 ListAssert<Integer> listAssert = Assertions.assertThat(list);9 Integer first = listAssert.first().isEqualTo(1).returnToIterable().first();10 System.out.println(first);11 }12}

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1package org.assertj.examples;2import static org.assertj.core.api.Assertions.assertThat;3import java.util.Arrays;4import java.util.List;5import org.junit.Test;6public class AssertJExamples {7 public void test() {8 List<Integer> list = Arrays.asList(1, 2, 3, 4, 5);9 assertThat(list).isNotNull().isNotEmpty().hasSize(5).contains(1, 2, 3, 4, 5).doesNotContain(6, 7, 4, 9, 0);10 }11}12package org.assertj.examples;13import static org.assertj.core.api.Assertions.assertThat;14import java.util.Arrays;15import java.util.List;16import org.junit.Test;17public class AssertJExamples {18 public void test() {19 List<Integer> list = Arrays.asList(1, 2, 3, 4, 5);20 assertThat(list).isNotNull().isNotEmpty().hasSize(5).containsSequence(1, 2, 3, 4, ).doesNotContainSequence(6, 7, 8, 9, 0);21 }22}23 test(org.assertj.examples.AssertJExamples) Time elapsed: 0.001 sec <<< FAILURE!24 at org.assertj.examples.AssertJExamples.test(AssertJExamples.java:20)

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1import org.assertj.core.api.*;2import org.assertj.core.api.Assertions;3import java.util.List;4import java.util.ArrayList;5public class TestAssertJ {6 public static void main(String[] args) {7 List<String> list = new ArrayList<String>();8 list.add("One");9 list.add("Two");10 list.add("Three");11 list.add("Four");12 list.add("Five");13 Assertions.assertThat(list)14 .contains("One", "Two", "Three", "Four", "Five")15 .doesNotContain("Six", "Seven", "Eight", "Nine", "Ten");16 }17}18import org.assertj.core.api.*;19import org.assertj.core.api.Assertions;20import java.util.List;21import java.util.ArrayList;22public class TestAssertJ {23 public static void main(String[] args) {24 List<String> list = new ArrayList<String>();25 list.add("One");26 list.add("Two");27 list.add("Three");28 list.add("Four");29 list.add("Five");30 Assertions.assertThat(list)31 .containsOnly("One", "Two", "Three", "Four", "Five");32 }33}

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