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

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

Source:MessageFormatter.java

...13package org.assertj.core.error;14import static org.assertj.core.util.Preconditions.checkNotNull;15import static org.assertj.core.util.Strings.formatIfArgs;16import org.assertj.core.description.Description;17import org.assertj.core.internal.AbstractComparisonStrategy;18import org.assertj.core.presentation.Representation;19import org.assertj.core.util.VisibleForTesting;20/**21 * Formats the messages to be included in assertion errors.22 * 23 * @author Alex Ruiz24 */25public class MessageFormatter {26  private static final MessageFormatter INSTANCE = new MessageFormatter();27  public static MessageFormatter instance() {28    return INSTANCE;29  }30  @VisibleForTesting31  DescriptionFormatter descriptionFormatter = DescriptionFormatter.instance();32  @VisibleForTesting33  MessageFormatter() {34  }35  /**36   * Interprets a printf-style format {@code String} for failed assertion messages. It is similar to37   * <code>{@link String#format(String, Object...)}</code>, except for:38   * <ol>39   * <li>the value of the given <code>{@link Description}</code> is used as the first argument referenced in the format40   * string</li>41   * <li>each of the arguments in the given array is converted to a {@code String} by invoking42   * <code>{@link org.assertj.core.presentation.Representation#toStringOf(Object)}</code>.43   * </ol>44   * 45   * @param d the description of the failed assertion, may be {@code null}.46   * @param format the format string.47   * @param args arguments referenced by the format specifiers in the format string.48   * @throws NullPointerException if the format string is {@code null}.49   * @return A formatted {@code String}.50   */51  public String format(Description d, Representation p, String format, Object... args) {52    checkNotNull(format);53    checkNotNull(args);54    return descriptionFormatter.format(d) + formatIfArgs(format, format(p, args));55  }56  private Object[] format(Representation p, Object[] args) {57    int argCount = args.length;58    String[] formatted = new String[argCount];59    for (int i = 0; i < argCount; i++) {60      formatted[i] = asText(p, args[i]);61    }62    return formatted;63  }64  private String asText(Representation p, Object o) {65    if (o instanceof AbstractComparisonStrategy) {66      return ((AbstractComparisonStrategy) o).asText();67    }68    return p.toStringOf(o);69  }70}

AbstractComparisonStrategy

Using AI Code Generation

1import org.assertj.core.api.AbstractAssert;2import org.assertj.core.api.Assertions;3import org.assertj.core.error.BasicErrorMessageFactory;4import org.assertj.core.error.ErrorMessageFactory;5import org.assertj.core.internal.AbstractComparisonStrategy;6import org.assertj.core.internal.StandardComparisonStrategy;7public class CustomComparisonStrategy extends AbstractComparisonStrategy {8    protected boolean areEqual(Object actual, Object expected) {9        return false;10    }11    public void failComparing(Description description, Object actual, Object expected, ErrorMessageFactory failureMessage) {12    }13    public void failComparing(Description description, Object actual, Object expected, ErrorMessageFactory failureMessage, Throwable cause) {14    }15    public void failComparing(Description description, Object actual, Object expected, ErrorMessageFactory failureMessage, Object... args) {16    }17    public void failComparing(Description description, Object actual, Object expected, Object diff, ErrorMessageFactory failureMessage) {18    }19    public void failComparing(Description description, Object actual, Object expected, Object diff, ErrorMessageFactory failureMessage, Object... args) {20    }21    public void failComparing(Description description, Object actual, Object expected, Object diff, ErrorMessageFactory failureMessage, Throwable cause) {22    }23    public void failComparing(Description description, Object actual, Object expected, Object diff, ErrorMessageFactory failureMessage, Throwable cause, Object... args) {24    }25}26import static org.assertj.core.api.Assertions.assertThat;27public class CustomComparisonStrategyTest {28    public void test() {29        assertThat("foo").usingComparator(new CustomComparisonStrategy()).isEqualTo("bar");30    }31}

AbstractComparisonStrategy

Using AI Code Generation

1import org.assertj.core.api.AbstractAssert;2import org.assertj.core.api.AbstractComparableAssert;3import org.assertj.core.api.AbstractObjectAssert;4import org.assertj.core.internal.AbstractComparisonStrategy;5import org.assertj.core.internal.ComparisonStrategy;6import org.assertj.core.internal.StandardComparisonStrategy;7import org.assertj.core.util.VisibleForTesting;8public abstract class AbstractAssert<S extends AbstractAssert<S, A>, A> {9  protected final A actual;10  protected final S myself;11  protected final ComparisonStrategy comparisonStrategy;12  protected final StandardComparisonStrategy standardComparisonStrategy;13  protected AbstractAssert(A actual, Class<?> selfType) {14    this.actual = actual;15    myself = selfType.cast(this);16    standardComparisonStrategy = StandardComparisonStrategy.instance();17    comparisonStrategy = standardComparisonStrategy;18  }19  protected AbstractAssert(A actual, S selfType) {20    this.actual = actual;21    myself = selfType;22    standardComparisonStrategy = StandardComparisonStrategy.instance();23    comparisonStrategy = standardComparisonStrategy;24  }25  protected AbstractAssert(A actual, S selfType, ComparisonStrategy comparisonStrategy) {26    this.actual = actual;27    myself = selfType;28    this.comparisonStrategy = comparisonStrategy;29    standardComparisonStrategy = StandardComparisonStrategy.instance();30  }31   * <pre><code class='java'> assertThat(employees).filteredOn("age", 800).containsOnly(yoda, obiwan);</code></pre>32   * In the above example, the {@code containsOnly} assertion fails because {@code luke} is also an employee of the33   * {@code JediOrder} and is of age 800. We can use {@code extracting} to get the age of the employees and then use34   * {@code containsOnly} to check that the age of the employees is 800:35   * <pre><code class='java'> assertThat(employees).filteredOn("age", 800).extracting("age").containsOnly(800);</code></pre>36   * Note that you can use {@link #extracting(String)} to extract multiple values from the actual

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