How to use toString method of org.assertj.core.presentation.StandardRepresentation_toStringOf_Test class

Best Assertj code snippet using org.assertj.core.presentation.StandardRepresentation_toStringOf_Test.toString

Source:StandardRepresentation_toStringOf_Test.java Github

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...38import org.assertj.core.util.StringTestComparator;39import org.junit.jupiter.api.Test;40import static java.util.Arrays.stream;41/**42 * Tests for {@link org.assertj.core.presentation.StandardRepresentation#toStringOf(Object)}.43 *44 * @author Joel Costigliola45 */46public class StandardRepresentation_toStringOf_Test extends AbstractBaseRepresentationTest {47 private static final StandardRepresentation STANDARD_REPRESENTATION = new StandardRepresentation();48 @Test49 public void should_return_null_if_object_is_null() {50 Assertions.assertThat(StandardRepresentation_toStringOf_Test.STANDARD_REPRESENTATION.toStringOf(((Object) (null)))).isNull();51 }52 @Test53 public void should_quote_String() {54 Assertions.assertThat(StandardRepresentation_toStringOf_Test.STANDARD_REPRESENTATION.toStringOf("Hello")).isEqualTo("\"Hello\"");55 }56 @Test57 public void should_quote_empty_String() {58 Assertions.assertThat(StandardRepresentation_toStringOf_Test.STANDARD_REPRESENTATION.toStringOf("")).isEqualTo("\"\"");59 }60 @Test61 public void should_return_toString_of_File() {62 final String path = "/someFile.txt";63 @SuppressWarnings("serial")64 File o = new File(path) {65 @Override66 public String getAbsolutePath() {67 return path;68 }69 };70 Assertions.assertThat(StandardRepresentation_toStringOf_Test.STANDARD_REPRESENTATION.toStringOf(o)).isEqualTo(path);71 }72 @Test73 public void should_return_toString_of_Class_with_its_name() {74 Assertions.assertThat(StandardRepresentation_toStringOf_Test.STANDARD_REPRESENTATION.toStringOf(Object.class)).isEqualTo("java.lang.Object");75 }76 @Test77 public void should_return_toString_of_Collection_of_String() {78 Collection<String> collection = Lists.newArrayList("s1", "s2");79 // assertThat(STANDARD_REPRESENTATION.toStringOf(collection)).isEqualTo(format("[\"s1\",%n" +80 // " \"s2\"]"));81 Assertions.assertThat(StandardRepresentation_toStringOf_Test.STANDARD_REPRESENTATION.toStringOf(collection)).isEqualTo(String.format("[\"s1\", \"s2\"]"));82 }83 @Test84 public void should_return_toString_of_Collection_of_arrays() {85 List<Boolean[]> collection = Lists.newArrayList(Arrays.array(true, false), Arrays.array(true, false, true));86 Assertions.assertThat(StandardRepresentation_toStringOf_Test.STANDARD_REPRESENTATION.toStringOf(collection)).isEqualTo("[[true, false], [true, false, true]]");87 }88 @Test89 public void should_return_toString_of_Collection_of_arrays_up_to_the_maximum_allowed_elements() {90 List<Boolean[]> collection = Lists.newArrayList(Arrays.array(true, false), Arrays.array(true, false, true), Arrays.array(true, true));91 StandardRepresentation.setMaxElementsForPrinting(2);92 Assertions.assertThat(StandardRepresentation_toStringOf_Test.STANDARD_REPRESENTATION.toStringOf(collection)).isEqualTo("[[true, false], [true, false, ...], ...]");93 }94 @Test95 public void should_return_toString_of_Collection_of_Collections() {96 Collection<List<String>> collection = Lists.newArrayList(Lists.newArrayList("s1", "s2"), Lists.newArrayList("s3", "s4", "s5"));97 Assertions.assertThat(StandardRepresentation_toStringOf_Test.STANDARD_REPRESENTATION.toStringOf(collection)).isEqualTo("[[\"s1\", \"s2\"], [\"s3\", \"s4\", \"s5\"]]");98 }99 @Test100 public void should_return_toString_of_Collection_of_Collections_up_to_the_maximum_allowed_elements() {101 Collection<List<String>> collection = Lists.newArrayList(Lists.newArrayList("s1", "s2"), Lists.newArrayList("s3", "s4", "s5"), Lists.newArrayList("s6", "s7"));102 StandardRepresentation.setMaxElementsForPrinting(2);103 Assertions.assertThat(StandardRepresentation_toStringOf_Test.STANDARD_REPRESENTATION.toStringOf(collection)).isEqualTo("[[\"s1\", \"s2\"], [\"s3\", \"s4\", ...], ...]");104 }105 @Test106 public void should_return_toString_of_Map() {107 Map<String, String> map = new LinkedHashMap<>();108 map.put("key1", "value1");109 map.put("key2", "value2");110 Assertions.assertThat(StandardRepresentation_toStringOf_Test.STANDARD_REPRESENTATION.toStringOf(map)).isEqualTo("{\"key1\"=\"value1\", \"key2\"=\"value2\"}");111 }112 @Test113 public void should_return_toString_of_array() {114 Assertions.assertThat(StandardRepresentation_toStringOf_Test.STANDARD_REPRESENTATION.toStringOf(Arrays.array("s1", "s2"))).isEqualTo("[\"s1\", \"s2\"]");115 }116 @Test117 public void should_return_toString_of_array_of_arrays() {118 String[][] array = Arrays.array(Arrays.array("s1", "s2"), Arrays.array("s3", "s4", "s5"));119 Assertions.assertThat(StandardRepresentation_toStringOf_Test.STANDARD_REPRESENTATION.toStringOf(array)).isEqualTo("[[\"s1\", \"s2\"], [\"s3\", \"s4\", \"s5\"]]");120 }121 @Test122 public void should_return_toString_of_array_of_arrays_up_to_the_maximum_allowed_elements() {123 String[][] array = Arrays.array(Arrays.array("s1", "s2"), Arrays.array("s3", "s4", "s5"), Arrays.array("s6", "s7"));124 StandardRepresentation.setMaxElementsForPrinting(2);125 Assertions.assertThat(StandardRepresentation_toStringOf_Test.STANDARD_REPRESENTATION.toStringOf(array)).isEqualTo("[[\"s1\", \"s2\"], [\"s3\", \"s4\", ...], ...]");126 }127 @Test128 public void should_return_toString_of_array_of_Class() {129 Class<?>[] array = new Class<?>[]{ String.class, File.class };130 Assertions.assertThat(StandardRepresentation_toStringOf_Test.STANDARD_REPRESENTATION.toStringOf(array)).isEqualTo("[java.lang.String, java.io.File]");131 }132 @Test133 public void should_return_toString_of_calendar() {134 GregorianCalendar calendar = new GregorianCalendar(2011, Calendar.JANUARY, 18, 23, 53, 17);135 Assertions.assertThat(StandardRepresentation_toStringOf_Test.STANDARD_REPRESENTATION.toStringOf(calendar)).isEqualTo("2011-01-18T23:53:17");136 }137 @Test138 public void should_return_toString_of_date() {139 Date date = new GregorianCalendar(2011, Calendar.JUNE, 18, 23, 53, 17).getTime();140 Assertions.assertThat(StandardRepresentation_toStringOf_Test.STANDARD_REPRESENTATION.toStringOf(date)).isEqualTo("2011-06-18T23:53:17.000");141 }142 @Test143 public void should_return_toString_of_AtomicReference() {144 AtomicReference<String> atomicReference = new AtomicReference<>("actual");145 Assertions.assertThat(StandardRepresentation_toStringOf_Test.STANDARD_REPRESENTATION.toStringOf(atomicReference)).isEqualTo("AtomicReference[\"actual\"]");146 }147 @Test148 public void should_return_toString_of_AtomicMarkableReference() {149 AtomicMarkableReference<String> atomicMarkableReference = new AtomicMarkableReference<>("actual", true);150 Assertions.assertThat(StandardRepresentation_toStringOf_Test.STANDARD_REPRESENTATION.toStringOf(atomicMarkableReference)).isEqualTo("AtomicMarkableReference[marked=true, reference=\"actual\"]");151 }152 @Test153 public void should_return_toString_of_AtomicStampedReference() {154 AtomicStampedReference<String> atomicStampedReference = new AtomicStampedReference<>("actual", 123);155 Assertions.assertThat(StandardRepresentation_toStringOf_Test.STANDARD_REPRESENTATION.toStringOf(atomicStampedReference)).isEqualTo("AtomicStampedReference[stamp=123, reference=\"actual\"]");156 }157 @Test158 public void should_return_toString_of_AtomicIntegerFieldUpdater() {159 AtomicIntegerFieldUpdater<StandardRepresentation_toStringOf_Test.Person> updater = AtomicIntegerFieldUpdater.newUpdater(StandardRepresentation_toStringOf_Test.Person.class, "age");160 Assertions.assertThat(StandardRepresentation_toStringOf_Test.STANDARD_REPRESENTATION.toStringOf(updater)).isEqualTo("AtomicIntegerFieldUpdater");161 }162 @Test163 public void should_return_toString_of_AtomicLongFieldUpdater() {164 AtomicLongFieldUpdater<StandardRepresentation_toStringOf_Test.Person> updater = AtomicLongFieldUpdater.newUpdater(StandardRepresentation_toStringOf_Test.Person.class, "account");165 Assertions.assertThat(StandardRepresentation_toStringOf_Test.STANDARD_REPRESENTATION.toStringOf(updater)).isEqualTo("AtomicLongFieldUpdater");166 }167 @Test168 public void should_return_toString_of_AtomicReferenceFieldUpdater() {169 AtomicReferenceFieldUpdater<StandardRepresentation_toStringOf_Test.Person, String> updater = AtomicReferenceFieldUpdater.newUpdater(StandardRepresentation_toStringOf_Test.Person.class, String.class, "name");170 Assertions.assertThat(StandardRepresentation_toStringOf_Test.STANDARD_REPRESENTATION.toStringOf(updater)).isEqualTo("AtomicReferenceFieldUpdater");171 }172 @Test173 public void toString_with_anonymous_comparator() {174 Comparator<String> anonymousComparator = new Comparator<String>() {175 @Override176 public int compare(String s1, String s2) {177 return (s1.length()) - (s2.length());178 }179 };180 Assertions.assertThat(StandardRepresentation_toStringOf_Test.STANDARD_REPRESENTATION.toStringOf(anonymousComparator)).isEqualTo("'anonymous comparator class'");181 }182 @Test183 public void toString_with_anonymous_comparator_overriding_toString() {184 Comparator<String> anonymousComparator = new Comparator<String>() {185 @Override186 public int compare(String s1, String s2) {187 return (s1.length()) - (s2.length());188 }189 @Override190 public String toString() {191 return "foo";192 }193 };194 Assertions.assertThat(StandardRepresentation_toStringOf_Test.STANDARD_REPRESENTATION.toStringOf(anonymousComparator)).isEqualTo("foo");195 }196 @Test197 public void toString_with_comparator_not_overriding_toString() {198 Assertions.assertThat(StandardRepresentation_toStringOf_Test.STANDARD_REPRESENTATION.toStringOf(new StringTestComparator())).isEqualTo("StringTestComparator");199 }200 @Test201 public void toString_with_comparator_overriding_toString() {202 Assertions.assertThat(StandardRepresentation_toStringOf_Test.STANDARD_REPRESENTATION.toStringOf(new OtherStringTestComparator())).isEqualTo("other String comparator");203 }204 @Test205 public void toString_with_comparator_overriding_toString_and_having_at() {206 Assertions.assertThat(StandardRepresentation_toStringOf_Test.STANDARD_REPRESENTATION.toStringOf(new OtherStringTestComparatorWithAt())).isEqualTo("other String comparator with @");207 }208 @Test209 public void should_format_longs_and_integers() {210 Assertions.assertThat(StandardRepresentation_toStringOf_Test.STANDARD_REPRESENTATION.toStringOf(20L).equals(toStringOf(20))).isFalse();211 Assertions.assertThat(toStringOf(20)).isEqualTo("20");212 Assertions.assertThat(toStringOf(20L)).isEqualTo("20L");213 }214 @Test215 public void should_format_bytes_as_hex() {216 Assertions.assertThat(toStringOf(((byte) (20))).equals(toStringOf(((char) (20))))).isFalse();217 Assertions.assertThat(toStringOf(((short) (20)))).isEqualTo(toStringOf(((byte) (20))));218 Assertions.assertThat(toStringOf(((byte) (32)))).isEqualTo("32");219 }220 @Test221 public void should_format_doubles_and_floats() {222 Assertions.assertThat(toStringOf(20.0F).equals(toStringOf(20.0))).isFalse();223 Assertions.assertThat(toStringOf(20.0)).isEqualTo("20.0");224 Assertions.assertThat(toStringOf(20.0F)).isEqualTo("20.0f");225 }226 @Test227 public void should_format_tuples() {228 Assertions.assertThat(toStringOf(Assertions.tuple(1, 2, 3))).isEqualTo("(1, 2, 3)");229 }230 @Test231 public void should_format_tuples_up_to_the_maximum_allowed_elements() {232 StandardRepresentation.setMaxElementsForPrinting(2);233 Assertions.assertThat(toStringOf(Assertions.tuple(1, 2, 3))).isEqualTo("(1, 2, ...)");234 }235 @Test236 public void should_format_simple_date_format() {237 SimpleDateFormat sdf = new SimpleDateFormat("ddMMyyyy");238 Assertions.assertThat(toStringOf(sdf)).isEqualTo("ddMMyyyy");239 }240 @Test241 public void should_format_assertj_map_entry() {242 MapEntry<String, Integer> entry = Assertions.entry("A", 1);243 Assertions.assertThat(toStringOf(entry)).isEqualTo("MapEntry[key=\"A\", value=1]");244 }245 @Test246 public void should_return_toStringOf_method() {247 Method method = stream(StandardRepresentation_toStringOf_Test.GenericClass.class.getMethods()).filter(( m) -> m.getName().equals("someGenericMethod")).findAny().get();248 Assertions.assertThat(StandardRepresentation_toStringOf_Test.STANDARD_REPRESENTATION.toStringOf(method)).isEqualTo(method.toGenericString());249 }250 private static class Person {251 volatile String name;252 volatile int age;253 volatile long account;254 @Override255 public String toString() {256 return String.format("Person [name=%s, age=%s, account=%s]", name, age, account);257 }258 }259 private static class GenericClass<T> {260 @SuppressWarnings("unused")261 public <R extends StandardRepresentation_toStringOf_Test.Person> T someGenericMethod(R input, List<? extends R> list, T input2) {262 return input2;263 }264 }265}...

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toString

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1StandardRepresentation standardRepresentation = new StandardRepresentation();2assertThat(standardRepresentation.toStringOf(new StandardRepresentation_toStringOf_Test())).isEqualTo("test");3StandardRepresentation standardRepresentation = new StandardRepresentation();4assertThat(standardRepresentation.toStringOf(new StandardRepresentation_toStringOf_Test())).isEqualTo("test");5StandardRepresentation standardRepresentation = new StandardRepresentation();6assertThat(standardRepresentation.toStringOf(new StandardRepresentation_toStringOf_Test())).isEqualTo("test");7StandardRepresentation standardRepresentation = new StandardRepresentation();8assertThat(standardRepresentation.toStringOf(new StandardRepresentation_toStringOf_Test())).isEqualTo("test");9StandardRepresentation standardRepresentation = new StandardRepresentation();10assertThat(standardRepresentation.toStringOf(new StandardRepresentation_toStringOf_Test())).isEqualTo("test");11StandardRepresentation standardRepresentation = new StandardRepresentation();12assertThat(standardRepresentation.toStringOf(new StandardRepresentation_toStringOf_Test())).isEqualTo("test");13StandardRepresentation standardRepresentation = new StandardRepresentation();14assertThat(standardRepresentation.toStringOf(new StandardRepresentation_toStringOf_Test())).isEqualTo("test");15StandardRepresentation standardRepresentation = new StandardRepresentation();16assertThat(standardRepresentation.toStringOf(new StandardRepresentation_toStringOf_Test())).isEqualTo("test");17StandardRepresentation standardRepresentation = new StandardRepresentation();18assertThat(standardRepresentation.toStringOf(new StandardRepresentation_toStringOf_Test())).isEqualTo("test");19StandardRepresentation standardRepresentation = new StandardRepresentation();20assertThat(standardRepresentation.toStringOf(new StandardRepresentation_toStringOf_Test())).isEqualTo("test");21StandardRepresentation standardRepresentation = new StandardRepresentation();22assertThat(standardRepresentation.toStringOf(new StandardRepresentation_toStringOf_Test())).isEqualTo("test");

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toString

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1import org.assertj.core.api.Assertions;2import org.assertj.core.presentation.StandardRepresentation;3import org.junit.Test;4public class StandardRepresentation_toStringOf_Test {5 public void should_use_toString_of_object_to_format_description() {6 StandardRepresentation representation = new StandardRepresentation();7 Assertions.assertThat(representation.toStringOf(new Person("Yoda"))).isEqualTo("Yoda");8 }9 private static class Person {10 private final String name;11 Person(String name) {12 this.name = name;13 }14 public String toString() {15 return name;16 }17 }18}19import static org.assertj.core.api.Assertions.assertThat;20import org.assertj.core.presentation.StandardRepresentation;21import org.junit.Test;22public class StandardRepresentation_toStringOf_Test {23 public void should_use_toString_of_object_to_format_description() {24 StandardRepresentation representation = new StandardRepresentation();25 assertThat(representation.toStringOf(new Person("Yoda"))).isEqualTo("Yoda");26 }27 private static class Person {28 private final String name;29 Person(String name) {30 this.name = name;31 }32 public String toString() {33 return name;34 }35 }36}

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toString

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1 assertThat(newArrayList("a", "b")).hasToString("[\"a\", \"b\"]");2 assertThat(newArrayList("a", "b")).usingRepresentation(new StandardRepresentation())3 .hasToString("[\"a\", \"b\"]");4 }5 public void should_fail_if_actual_is_null() {6 thrown.expectAssertionError(actualIsNull());7 assertThat((String) null).hasToString("something");8 }9 public void should_fail_if_actual_does_not_have_the_expected_toString() {10 thrown.expectAssertionError(shouldHaveToString("Yoda", "Luke"));11 assertThat("Yoda").hasToString("Luke");12 }13 public void should_fail_if_actual_does_not_have_the_expected_toString_with_custom_description() {14 thrown.expectAssertionError("[A Test] " + shouldHaveToString("Yoda", "Luke"));15 assertThat("Yoda").as("A Test")16 .hasToString("Luke");17 }18 public void should_fail_if_actual_does_not_have_the_expected_toString_with_custom_representation() {19 thrown.expectAssertionError(shouldHaveToString(newArrayList("Yoda"), newArrayList("Luke")));20 assertThat(newArrayList("Yoda")).usingRepresentation(new StandardRepresentation())21 .hasToString("[Luke]");22 }23 public void should_fail_if_actual_does_not_have_the_expected_toString_with_custom_description_and_custom_representation() {24 thrown.expectAssertionError("[A Test] " + shouldHaveToString(newArrayList("Yoda"), newArrayList("Luke")));25 assertThat(newArrayList("Yoda")).as("A Test")26 .usingRepresentation(new StandardRepresentation())27 .hasToString("[Luke]");28 }29}30class StandardRepresentation_toStringOf_Test {31 public String toString() {32 return "toStringOf";33 }34}

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1Representation toStringRepresentation = new StandardRepresentation();2Person person = new Person("John", "Doe");3String stringRepresentation = toStringRepresentation.toStringOf(person);4Representation toStringRepresentation = new StandardRepresentation();5Person person = new Person("John", "Doe");6String stringRepresentation = toStringRepresentation.toStringOf(new Person("John", "Doe"), new Representation() {7 public String toStringOf(Object o) {8 if (o instanceof Person) {9 Person person = (Person) o;10 return person.firstName + " " + person.lastName;11 }12 return toStringOf(o);13 }14});15Representation toStringRepresentation = new StandardRepresentation();16Person person = new Person("John", "Doe");17String stringRepresentation = toStringRepresentation.toStringOf(new Person("John", "Doe"), new Representation() {18 public String toStringOf(Object o) {19 if (o instanceof Person) {20 Person person = (Person) o;21 return person.firstName + " " + person.lastName;22 }23 return toStringOf(o);24 }25});26Representation toStringRepresentation = new StandardRepresentation();27Person person = new Person("John", "Doe");28String stringRepresentation = toStringRepresentation.toStringOf(new Person("John", "Doe"), new Representation() {29 public String toStringOf(Object o) {30 if (o instanceof Person) {31 Person person = (Person) o;32 return person.firstName + " " + person.lastName;33 }34 return toStringOf(o);35 }36});37Representation toStringRepresentation = new StandardRepresentation();38Person person = new Person("John", "Doe");39String stringRepresentation = toStringRepresentation.toStringOf(new Person("John", "Doe"), new Representation() {

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