How to use registerFormatterForType method of org.assertj.core.presentation.StandardRepresentation class

Best Assertj code snippet using org.assertj.core.presentation.StandardRepresentation.registerFormatterForType

Source:StandardRepresentation_custom_formatter_Test.java

...37    assertThat(HEXA_REPRESENTATION.toStringOf(longNumber)).isEqualTo("0x0000_0000_0000_007B");38    assertThat(BINARY_REPRESENTATION.toStringOf(longNumber)).isEqualTo("0b00000000_00000000_00000000_00000000_00000000_00000000_00000000_01111011");39    assertThat(UNICODE_REPRESENTATION.toStringOf(longNumber)).isEqualTo("123L");40    // WHEN41    Assertions.registerFormatterForType(Long.class, value -> "$" + value + "$");42    // THEN43    assertThat(STANDARD_REPRESENTATION.toStringOf(longNumber)).isEqualTo("$123$");44    assertThat(HEXA_REPRESENTATION.toStringOf(longNumber)).isEqualTo("$123$");45    assertThat(BINARY_REPRESENTATION.toStringOf(longNumber)).isEqualTo("$123$");46    assertThat(UNICODE_REPRESENTATION.toStringOf(longNumber)).isEqualTo("$123$");47  }48  @Test49  public void should_remove_all_registered_formatters_after_resetting_to_default() {50    // GIVEN51    StandardRepresentation.registerFormatterForType(String.class, value -> "'" + value + "'");52    StandardRepresentation.registerFormatterForType(Integer.class, value -> "int(" + Integer.toBinaryString(value) + ")");53    StandardRepresentation.registerFormatterForType(Integer.class, value -> "int(" + Integer.toBinaryString(value) + ")");54    Object string = "abc";55    Object intNumber = 8;56    assertThat(STANDARD_REPRESENTATION.toStringOf(string)).isEqualTo("'abc'");57    assertThat(STANDARD_REPRESENTATION.toStringOf(intNumber)).isEqualTo("int(1000)");58    // WHEN59    StandardRepresentation.removeAllRegisteredFormatters();60    // THEN61    assertThat(STANDARD_REPRESENTATION.toStringOf(string)).isEqualTo("\"abc\"");62    assertThat(STANDARD_REPRESENTATION.toStringOf(intNumber)).isEqualTo("8");63  }64}...

registerFormatterForType

Using AI Code Generation

1import static org.assertj.core.api.Assertions.assertThat;2import static org.assertj.core.presentation.StandardRepresentation.STANDARD_REPRESENTATION;3import java.time.LocalDate;4import java.time.format.DateTimeFormatter;5import org.assertj.core.presentation.Representation;6import org.junit.jupiter.api.Test;7public class StandardRepresentationTest {8	public void standardRepresentationTest() {9		Representation representation = STANDARD_REPRESENTATION;10		LocalDate localDate = LocalDate.of(2020, 12, 31);11		representation.registerFormatterForType(LocalDate.class, localDate1 -> localDate1.format(DateTimeFormatter.ofPattern("dd/MM/yyyy")));12		assertThat(localDate).isEqualTo("31/12/2020");13	}14}15package org.assertj.core.presentation;16import java.util.ArrayList;17import java.util.List;18import java.util.Map;19import java.util.concurrent.ConcurrentHashMap;20public class StandardRepresentation extends Representation {21  public static final StandardRepresentation STANDARD_REPRESENTATION = new StandardRepresentation();22  private final Map<Class<?>, Formatter<?>> formattersByType = new ConcurrentHashMap<>();23  public StandardRepresentation() {24    registerFormatterForType(Object[].class, new ObjectArrayFormatter(this));25    registerFormatterForType(boolean[].class, new PrimitiveBooleanArrayFormatter(this));26    registerFormatterForType(byte[].class, new PrimitiveByteArrayFormatter(this));27    registerFormatterForType(char[].class, new PrimitiveCharArrayFormatter(this));28    registerFormatterForType(double[].class, new PrimitiveDoubleArrayFormatter(this));29    registerFormatterForType(float[].class, new PrimitiveFloatArrayFormatter(this));30    registerFormatterForType(int[].class, new PrimitiveIntArrayFormatter(this));31    registerFormatterForType(long[].class, new PrimitiveLongArrayFormatter(this));32    registerFormatterForType(short[].class, new PrimitiveShortArrayFormatter(this));33  }34  public String toStringOf(Object o) {35    if (o == null) return NULL;36    if (o instanceof String) return (String) o;37    if (o instanceof Class<?>) return ((Class<?>) o).getName

registerFormatterForType

Using AI Code Generation

1import org.assertj.core.api.Assertions;2import org.assertj.core.presentation.StandardRepresentation;3import org.junit.Test;4public class CustomFormatterTest {5    public void test() {6        StandardRepresentation representation = new StandardRepresentation();7        representation.registerFormatterForType(new CustomFormatter(), CustomObject.class);8        CustomObject customObject = new CustomObject(1, 2);9        Assertions.assertThat(representation.toStringOf(customObject)).isEqualTo("CustomObject{a=1, b=2}");10    }11}12class CustomObject {13    private int a;14    private int b;15    public CustomObject(int a, int b) {16        this.a = a;17        this.b = b;18    }19    public int getA() {20        return a;21    }22    public int getB() {23        return b;24    }25}26class CustomFormatter implements org.assertj.core.presentation.Representation {27    public String toStringOf(Object o) {28        CustomObject customObject = (CustomObject) o;29        return "CustomObject{" +30                "a=" + customObject.getA() +31                ", b=" + customObject.getB() +32                '}';33    }34}

registerFormatterForType

Using AI Code Generation

1import org.assertj.core.presentation.StandardRepresentation;2StandardRepresentation representation = new StandardRepresentation();3representation.registerFormatterForType(new CustomFormatter(), CustomType.class);4assertThat(representation.toStringOf(new CustomType())).isEqualTo("custom");5Representation representation = new StandardRepresentation();6representation.registerFormatterForType(new CustomFormatter(), CustomType.class);7assertThat(representation.toStringOf(new CustomType())).isEqualTo("custom");

registerFormatterForType

Using AI Code Generation

1import org.assertj.core.presentation.StandardRepresentation;2public class CustomRepresentation extends StandardRepresentation {3    public CustomRepresentation() {4        registerFormatterForType(new CustomFormatter(), CustomObject.class);5    }6}7import org.assertj.core.presentation.StandardRepresentation;8public class CustomFormatter extends StandardRepresentation {9    public String format(CustomObject customObject) {10        return "CustomObject{" +11                "name='" + customObject.getName() + '\'' +12                ", age=" + customObject.getAge() +13                '}';14    }15}16public class CustomObject {17    private String name;18    private int age;19    public CustomObject(String name, int age) {20        this.name = name;21        this.age = age;22    }23    public String getName() {24        return name;25    }26    public int getAge() {27        return age;28    }29}30import org.junit.Test;31import static org.assertj.core.api.Assertions.assertThat;32public class CustomRepresentationTest {33    public void testCustomRepresentation() {34        CustomObject customObject = new CustomObject("John", 20);35        assertThat(customObject).isEqualTo(new CustomObject("John", 20));36    }37}

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