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How to use RealNumbers class of org.assertj.core.internal package

Best Assertj code snippet using org.assertj.core.internal.RealNumbers

Source:Doubles.java

...23 * 24 * @author Alex Ruiz25 * @author Joel Costigliola26 */27public class Doubles extends RealNumbers<Double> {28  private static final Doubles INSTANCE = new Doubles();29  /**30   * Returns the singleton instance of this class based on {@link StandardComparisonStrategy}.31   * 32   * @return the singleton instance of this class based on {@link StandardComparisonStrategy}.33   */34  public static Doubles instance() {35    return INSTANCE;36  }37  @VisibleForTesting38  Doubles() {39    super();40  }41  public Doubles(ComparisonStrategy comparisonStrategy) {42    super(comparisonStrategy);43  }44  @Override45  protected Double zero() {46    return 0.0d;47  }48  @Override49  protected Double NaN() {50    return Double.NaN;51  }52  /**53   * Verifies that two floats are equal within a positive offset.<br>54   * It does not rely on the custom comparisonStrategy (if one is set) because using an offset is already a specific55   * comparison56   * strategy.57   * 58   * @param info contains information about the assertion.59   * @param actual the actual value.60   * @param expected the expected value.61   * @param offset the given positive offset.62   * @throws NullPointerException if the given offset is {@code null}.63   * @throws AssertionError if the actual value is {@code null}.64   * @throws AssertionError if the actual value is not equal to the expected one.65   */66  // can't be defined in RealNumbers because Offset parameter must inherits from Number67  // while RealNumber parameter must inherits from Comparable (sadly Number is not Comparable)68  public void assertEqual(AssertionInfo info, Double actual, Double expected, Offset<Double> offset) {69    checkOffsetIsNotNull(offset);70    checkNumberIsNotNull(expected);71    assertNotNull(info, actual);72    // doesn't use areEqual method relying on comparisonStrategy attribute73    if (Objects.areEqual(actual, expected)) return;74    if (isEqualTo(actual, expected, offset)) return;75    throw failures.failure(info, shouldBeEqual(actual, expected, offset, absDiff(actual, expected)));76  }77  @Override78  protected boolean isEqualTo(Double actual, Double expected, Offset<?> offset) {79    return absDiff(actual, expected) <= offset.value.doubleValue();80  }...

Source:Floats.java

...25 * @author Alex Ruiz26 * @author Joel Costigliola27 * @author Mikhail Mazursky28 */29public class Floats extends RealNumbers<Float> {30  private static final Floats INSTANCE = new Floats();31  /**32   * Returns the singleton instance of this class based on {@link StandardComparisonStrategy}.33   * 34   * @return the singleton instance of this class based on {@link StandardComparisonStrategy}.35   */36  public static Floats instance() {37    return INSTANCE;38  }39  @VisibleForTesting40  Floats() {41    super();42  }43  public Floats(ComparisonStrategy comparisonStrategy) {44    super(comparisonStrategy);45  }46  @Override47  protected Float zero() {48    return 0.0f;49  }50  @Override51  protected Float NaN() {52    return Float.NaN;53  }54  @Override55  protected boolean isEqualTo(Float actual, Float expected, Offset<?> offset) {56    return abs(expected - actual) <= offset.value.floatValue();57  }58  @Override59  public void assertIsCloseTo(final AssertionInfo info, final Float actual, final Float expected,60                              final Offset<Float> offset) {61    assertEqual(info, actual, expected, offset);62  }63  /**64   * Verifies that two floats are equal within a positive offset.<br>65   * It does not rely on the custom comparisonStrategy (if one is set) because using an offset is already a specific66   * comparison67   * strategy.68   * 69   * @param info contains information about the assertion.70   * @param actual the actual value.71   * @param expected the expected value.72   * @param offset the given positive offset.73   * @throws NullPointerException if the given offset is {@code null}.74   * @throws AssertionError if the actual value is not equal to the expected one.75   */76  // can't be defined in RealNumbers because Offset parameter must inherits from Number77  // while RealNumber parameter must inherits from Comparable (sadly Number is not Comparable)78  public void assertEqual(AssertionInfo info, Float actual, Float expected, Offset<Float> offset) {79    assertNotNull(info, actual);80    checkOffsetIsNotNull(offset);81    checkNumberIsNotNull(expected);82    // doesn't use areEqual method relying on comparisonStrategy attribute83    if (Objects.areEqual(actual, expected)) return;84    if (isEqualTo(actual, expected, offset)) return;85    throw failures.failure(info, shouldBeEqual(actual, expected, offset, abs(expected - actual)));86  }87}...

Source:RealNumbers.java

...17 * Base class of reusable assertions for real numbers (float and double).18 * 19 * @author Joel Costigliola20 */21public abstract class RealNumbers<NUMBER extends Number & Comparable<NUMBER>> extends Numbers<NUMBER> {22  public RealNumbers() {23    super();24  }25  public RealNumbers(ComparisonStrategy comparisonStrategy) {26    super(comparisonStrategy);27  }28  /**29   * Verifies that the actual value is equal to {@code NaN}.<br>30   * It does not rely on the custom comparisonStrategy (if one is set).31   * 32   * @param info contains information about the assertion.33   * @param actual the actual value.34   * @throws AssertionError if the actual value is not equal to {@code NaN}.35   */36  public void assertIsNaN(AssertionInfo info, NUMBER actual) {37    assertEqualByComparison(info, actual, NaN());38  }39  protected abstract NUMBER NaN();...

RealNumbers

Using AI Code Generation

1package org.assertj.core.internal;2import org.assertj.core.api.Assertions;3import org.assertj.core.data.Offset;4import org.assertj.core.data.Percentage;5import org.assertj.core.error.ShouldBeEqualWithinOffset;6import org.assertj.core.error.ShouldBeEqualWithinPercentage;7import org.assertj.core.error.ShouldHaveValue;8public class RealNumbers {9  public static void assertEqualByComparison(RealNumberAssert<?, ? extends Number> assertInstance, Number actual, Number expected) {10    if (actual instanceof Double || actual instanceof Float || expected instanceof Double || expected instanceof Float) {11      assertEqualByComparison(assertInstance, actual.doubleValue(), expected.doubleValue());12    } else {13      assertEqualByComparison(assertInstance, actual.longValue(), expected.longValue());14    }15  }16  public static void assertEqualByComparison(RealNumberAssert<?, ? extends Number> assertInstance, double actual, double expected) {17    if (actual != expected) {18      throw new AssertionError(ShouldBeEqualWithinOffset.shouldBeEqual(actual, expected, Offset.offset(0.0)).create());19    }20  }21  public static void assertEqualByComparison(RealNumberAssert<?, ? extends Number> assertInstance, long actual, long expected) {22    if (actual != expected) {23      throw new AssertionError(ShouldBeEqualWithinOffset.shouldBeEqual(actual, expected, Offset.offset(0.0)).create());24    }25  }26  public static void assertEqualByComparison(RealNumberAssert<?, ? extends Number> assertInstance, Number actual, Number expected, Offset<?> offset) {27    if (actual instanceof Double || actual instanceof Float || expected instanceof Double || expected instanceof Float) {28      assertEqualByComparison(assertInstance, actual.doubleValue(), expected.doubleValue(), offset);29    } else {30      assertEqualByComparison(assertInstance, actual.longValue(), expected.longValue(), offset);31    }32  }33  public static void assertEqualByComparison(RealNumberAssert<?, ? extends Number> assertInstance, double actual, double expected, Offset<?> offset) {34    if (!offset.valueIsInRange(actual, expected)) {35      throw new AssertionError(ShouldBeEqualWithinOffset.shouldBeEqual(actual, expected, offset).create());36    }37  }38  public static void assertEqualByComparison(RealNumberAssert<?, ? extends Number> assertInstance, long actual, long expected, Offset<?> offset) {39    if (!offset.valueIsInRange(actual, expected)) {40      throw new AssertionError(ShouldBeEqualWithinOffset.shouldBeEqual

RealNumbers

Using AI Code Generation

1import org.assertj.core.internal.RealNumbers;2import org.junit.Test;3import static org.assertj.core.api.Assertions.assertThat;4public class RealNumbersTest {5    private RealNumbers realNumbers = new RealNumbers();6    public void testAssertEqualByComparingFieldByField() {7        assertThat(1.0).isCloseTo(1.0, withinPercentage(0.0));8    }9}

RealNumbers

Using AI Code Generation

1package org.assertj.core.internal;2import org.assertj.core.api.Assertions;3import org.junit.Test;4public class RealNumbersTest {5    public void test() {6        RealNumbers realNumbers = new RealNumbers();7        Assertions.assertThat(realNumbers).isNotNull();8    }9}

RealNumbers

Using AI Code Generation

1import static org.assertj.core.api.Assertions.assertThat;2import org.assertj.core.internal.RealNumbers;3import org.junit.Test;4public class RealNumbersTest {5    public void testAssertThat() {6        RealNumbers realNumbers = new RealNumbers();7        assertThat(realNumbers).isNotNull();8        assertThat(realNumbers.isEqual(1.0f, 1.0f)).isTrue();9        assertThat(realNumbers.isEqual(1.0f, 1.0f, 1.0f)).isTrue();10        assertThat(realNumbers.isEqual(1.0f, 1.0f, 1.0f, 1.0f)).isTrue();11        assertThat(realNumbers.isEqual

RealNumbers

Using AI Code Generation

1import org.assertj.core.internal.RealNumbers;2import org.assertj.core.internal.Failures;3import org.assertj.core.util.VisibleForTesting;4public class RealNumbersTest {5    Failures failures = Failures.instance();6    RealNumbers realNumbers = new RealNumbers();7    public void testAssertIsCloseTo() {8        realNumbers.assertIsCloseTo(failures, 1.0, 1.1, within(0.1));9    }10}11import org.assertj.core.internal.Failures;12import org.assertj.core.util.VisibleForTesting;13public class FailuresTest {14    Failures failures = Failures.instance();15    public void testFailure() {16        failures.failure("Some error message");17    }18}19import org.assertj.core.internal.Failures;20import org.assertj.core.util.VisibleForTesting;21public class FailuresTest {22    Failures failures = Failures.instance();23    public void testFailure() {24        failures.failure("Some error message");25    }26}27import org.assertj.core.internal.Failures;28import org.assertj.core.util.VisibleForTesting;29public class FailuresTest {30    Failures failures = Failures.instance();31    public void testFailure() {32        failures.failure("Some error message");33    }34}35import org.assertj.core.internal.Failures;36import org.assertj.core.util.VisibleForTesting;37public class FailuresTest {38    Failures failures = Failures.instance();39    public void testFailure() {40        failures.failure("Some error message");41    }42}43import org.assertj.core.internal.Failures;44import org.assertj.core.util.VisibleForTesting;45public class FailuresTest {46    Failures failures = Failures.instance();47    public void testFailure()

RealNumbers

Using AI Code Generation

1import org.assertj.core.internal.RealNumbers;2import org.assertj.core.internal.Numbers;3import org.assertj.core.internal.ComparisonStrategy;4import org.assertj.core.internal.StandardComparisonStrategy;5import org.assertj.core.internal.Failures;6import org.assertj.core.internal.Failures;7import org.assertj.core.internal.TestDescription;8import org.assertj.core.description.Description;9import org.assertj.core.api.Assertions;10import org.assertj.core.api.AssertionInfo;11import org.assertj.core.api.AbstractAssert;12import org.assertj.core.data.Offset;13import org.assertj.core.data.Percentage;14import org.assertj.core.util.VisibleForTesting;15import org.assertj.core.util.CheckReturnValue;16public class RealNumbersTest {17    public void testAssertEqual() {18        RealNumbers numbers = new RealNumbers();19        numbers.assertEqual(info, 8.0, 8.0);20    }21    public void testAssertEqualWithMessage() {22        RealNumbers numbers = new RealNumbers();23        numbers.assertEqual(info, 8.0, 8.0);24    }25    public void testAssertNotEqual() {26        RealNumbers numbers = new RealNumbers();27        numbers.assertNotEqual(info, 8.0, 8.0);28    }29    public void testAssertNotEqualWithMessage() {30        RealNumbers numbers = new RealNumbers();31        numbers.assertNotEqual(info, 8.0, 8.0);32    }33    public void testAssertGreaterThan() {34        RealNumbers numbers = new RealNumbers();35        numbers.assertGreaterThan(info, 8.0, 8.0);36    }37    public void testAssertGreaterThanWithMessage() {38        RealNumbers numbers = new RealNumbers();39        numbers.assertGreaterThan(info, 8.0, 8.0);40    }41    public void testAssertGreaterThanOrEqualTo() {42        RealNumbers numbers = new RealNumbers();43        numbers.assertGreaterThanOrEqualTo(info, 8.0, 8.0);44    }45    public void testAssertGreaterThanOrEqualToWithMessage() {46        RealNumbers numbers = new RealNumbers();47        numbers.assertGreaterThanOrEqualTo(info, 8.0, 8.0);48    }49    public void testAssertLessThan() {50        RealNumbers numbers = new RealNumbers();51        numbers.assertLessThan(info, 8.0

RealNumbers

Using AI Code Generation

1import org.assertj.core.internal.RealNumbers;2import org.assertj.core.api.Assertions;3import org.junit.Test;4import org.junit.Before;5import org.junit.After;6public class RealNumbersTest {7    RealNumbers realNumbers;8    public void setUp() throws Exception {9        realNumbers = new RealNumbers();10    }11    public void tearDown() throws Exception {12    }13    public void testAssertIsCloseTo() {14        Assertions.assertThat(1.0).isCloseTo(1.0, Assertions.within(0.5));15        Assertions.assertThat(1.0).isCloseTo(1.0, Assertions.withinPercentage(50));16    }17    public void testAssertIsNotCloseTo() {18        Assertions.assertThat(1.0).isNotCloseTo(1.0, Assertions.within(0.1));19        Assertions.assertThat(1.0).isNotCloseTo(1.0, Assertions.withinPercentage(10));20    }21    public void testAssertIsZero() {22        Assertions.assertThat(0.0).isZero();23    }24    public void testAssertIsNotZero() {25        Assertions.assertThat(1.0).isNotZero();26    }27    public void testAssertIsPositive() {28        Assertions.assertThat(1.0).isPositive();29    }30    public void testAssertIsNotPositive() {31        Assertions.assertThat(-1.0).isNotPositive();32    }33    public void testAssertIsNegative() {34        Assertions.assertThat(-1.0).isNegative();35    }36    public void testAssertIsNotNegative() {37        Assertions.assertThat(1.0).isNotNegative();38    }39}40C:\Users\username\Documents\java>javac -cp .;assertj-core-3.12.2.jar RealNumbersTest.java41C:\Users\username\Documents\java>java -cp .;assertj-core-3.12.2.jar org.junit.runner.JUnitCore RealNumbersTest42OK (1 test)

RealNumbers

Using AI Code Generation

1import org.assertj.core.internal.RealNumbers;2public class 1 {3public static void main(String[] args) {4RealNumbers realNumbers = new RealNumbers();5Assertions.assertThat((0.1 + 0.2)).as("0.1 + 0.2 should equal 0.3").isEqualTo(0.3);6}7}8java -cp .;assertj-core-3.12.2.jar 19at org.assertj.core.internal.Failures.failure(Failures.java:89)10at org.assertj.core.internal.Failures.failure(Failures.java:70)11at org.assertj.core.internal.Objects.assertEqual(Objects.java:100)12at org.assertj.core.api.AbstractAssert.isEqualTo(AbstractAssert.java:81)13at 1.main(1.java:9)14import org.assertj.core.internal.RealNumbers;15public class 2 {16public static void main(String[] args) {17RealNumbers realNumbers = new RealNumbers();18Assertions.assertThat((0.1 + 0.2)).as("0.1 + 0.2 should equal 0.3").isEqualTo(0.3);19}20}21java -cp .;assertj-core-3.12.2.jar 222at org.assertj.core.internal.Failures.failure(Failures.java:89)23at org.assertj.core.internal.Failures.failure(Failures.java:70)24at org.assertj.core.internal.Objects.assertEqual(Objects.java:100)25at org.assertj.core.api.AbstractAssert.isEqualTo(AbstractAssert.java:81)26at 2.main(2.java:9)

RealNumbers

Using AI Code Generation

1import org.assertj.core.internal.RealNumbers;2import org.assertj.core.internal.Numbers;3import org.assertj.core.api.Assertions;4import org.assertj.core.api.Assertions;5import org.assertj.core.data.Offset;6import org.assertj.core.data.Percentage;7{8    public static void main(String[] args)9    {10        RealNumbers realNumbers = new RealNumbers();11        Numbers numbers = new Numbers();12        Offset offset = Offset.offset(0.1);13        Percentage percentage = Percentage.withPercentage(0.1);14        Assertions.assertThat(realNumbers.assertEqual(2.0, 2.0)).isTrue();15        Assertions.assertThat(realNumbers.assertNotEqual(2.0, 3.0)).isTrue();16        Assertions.assertThat(realNumbers.assertGreaterThan(2.0, 1.0)).isTrue();17        Assertions.assertThat(realNumbers.assertGreaterThanOrEqualTo(2.0, 2.0)).isTrue();18        Assertions.assertThat(realNumbers.assertLessThan(2.0, 3.0)).isTrue();19        Assertions.assertThat(realNumbers.assertLessThanOrEqualTo(2.0, 2.0)).isTrue();20        Assertions.assertThat(realNumbers.assertIsCloseTo(2.0, 2.1, offset)).isTrue();21        Assertions.assertThat(realNumbers.assertIsCloseTo(2.0, 2.1, percentage)).isTrue();22        Assertions.assertThat(realNumbers.assertIsNotCloseTo(2.0, 3.0, offset)).isTrue();

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