How to use getDelegate method of org.assertj.core.api.ThrowableAssertAlternative class

Best Assertj code snippet using org.assertj.core.api.ThrowableAssertAlternative.getDelegate

Source:ThrowableAssertAlternative.java

...29  public ThrowableAssertAlternative(final ACTUAL actual) {30    super(actual, ThrowableAssertAlternative.class);31    delegate = new ThrowableAssert<>(actual);32  }33  protected ThrowableAssert<ACTUAL> getDelegate() {34    return delegate;35  }36  @Override37  public ThrowableAssertAlternative<ACTUAL> as(Description description) {38    return super.as(description);39  }40  /**41   * Verifies that the message of the actual {@code Throwable} is equal to the given one.42   * <p>43   * Examples:44   * <pre><code class='java'> Throwable illegalArgumentException = new IllegalArgumentException("wrong amount 123");45   *46   * // assertion succeeds:47   * assertThatExceptionOfType(Throwable.class)48   *           .isThrownBy(() -&gt; {throw illegalArgumentException;})49   *           .withMessage("wrong amount 123");50   *51   * // assertion fails:52   * assertThatExceptionOfType(Throwable.class)53   *           .isThrownBy(() -&gt; {throw illegalArgumentException;})54   *           .withMessage("wrong amount 123 euros");</code></pre>55   *56   * @param message the expected message.57   * @return this assertion object.58   * @throws AssertionError if the actual {@code Throwable} is {@code null}.59   * @throws AssertionError if the message of the actual {@code Throwable} is not equal to the given one.60   * @see AbstractThrowableAssert#hasMessage(String)61   */62  public ThrowableAssertAlternative<ACTUAL> withMessage(String message) {63    getDelegate().hasMessage(message);64    return myself;65  }66  /**67   * Verifies that the message of the actual {@code Throwable} is equal to the given one built using {@link String#format(String, Object...)} syntax.68   * <p>69   * Examples:70   * <pre><code class='java'> Throwable illegalArgumentException = new IllegalArgumentException("wrong amount 123");71   *72   * // assertion succeeds:73   * assertThatExceptionOfType(Throwable.class)74   *           .isThrownBy(() -&gt; {throw illegalArgumentException;})75   *           .withMessage("wrong amount %s, "123");76   *77   * // assertion fails:78   * assertThatExceptionOfType(Throwable.class)79   *           .isThrownBy(() -&gt; {throw illegalArgumentException;})80   *           .withMessage("wrong amount 123 euros");</code></pre>81   *82   * @param message a format string representing the expected message83   * @param parameters argument referenced by the format specifiers in the format string84   * @return this assertion object.85   * @throws AssertionError if the actual {@code Throwable} is {@code null}.86   * @throws AssertionError if the message of the actual {@code Throwable} is not equal to the given one.87   * @see AbstractThrowableAssert#hasMessage(String)88   */89  public ThrowableAssertAlternative<ACTUAL> withMessage(String message, Object... parameters) {90    getDelegate().hasMessage(message, parameters);91    return myself;92  }93  /**94   * Verifies that the actual {@code Throwable} has a cause similar to the given one, that is with same type and message95   * (it does not use {@link Throwable#equals(Object) equals} method for comparison).96   * <p>97   * Example:98   * <pre><code class='java'> Throwable illegalArgumentException = new IllegalArgumentException("invalid arg");99   * Throwable wrappingException = new Throwable(illegalArgumentException);100   *101   * // This assertion succeeds:102   *103   * assertThatExceptionOfType(Throwable.class)104   *           .isThrownBy(() -&gt; {throw wrappingException;})105   *           .withCause(illegalArgumentException);106   *107   * // These assertions fail:108   *109   * assertThatExceptionOfType(Throwable.class)110   *           .isThrownBy(() -&gt; {throw wrappingException;})111   *           .withCause(new IllegalArgumentException("bad arg"));112   *113   * assertThatExceptionOfType(Throwable.class)114   *           .isThrownBy(() -&gt; {throw wrappingException;})115   *           .withCause(new NullPointerException());116   *117   * assertThatExceptionOfType(Throwable.class)118   *           .isThrownBy(() -&gt; {throw wrappingException;})119   *           .withCause(null);</code></pre>120   *121   * @param cause the expected cause.122   * @return this assertion object.123   * @throws AssertionError if the actual {@code Throwable} is {@code null}.124   * @throws AssertionError if the actual {@code Throwable} has not the given cause.125   * @see AbstractThrowableAssert#hasCause(Throwable)126   */127  public ThrowableAssertAlternative<ACTUAL> withCause(Throwable cause) {128    getDelegate().hasCause(cause);129    return myself;130  }131  /**132   * Verifies that the actual {@code Throwable} does not have a cause.133   * <p>134   * Example:135   * <pre><code class='java'> IllegalArgumentException exception = new IllegalArgumentException();136   *137   * // This assertion succeeds:138   * assertThatExceptionOfType(IllegalArgumentException.class)139   *           .isThrownBy(() -&gt; {throw exception;})140   *           .withNoCause();141   *142   * // These assertion fails:143   * Throwable illegalArgumentException = new Throwable(exception);144   * assertThatExceptionOfType(Throwable.class)145   *           .isThrownBy(() -&gt; {throw illegalArgumentException;})146   *           .withNoCause();</code></pre>147   *148   * @return this assertion object.149   * @throws AssertionError if the actual {@code Throwable} is {@code null}.150   * @throws AssertionError if the actual {@code Throwable} has a cause.151   * @see AbstractThrowableAssert#hasNoCause()152   */153  public ThrowableAssertAlternative<ACTUAL> withNoCause() {154    getDelegate().hasNoCause();155    return myself;156  }157  /**158   * Verifies that the message of the actual {@code Throwable} starts with the given description.159   * <p>160   * Examples:161   * <pre><code class='java'> Throwable illegalArgumentException = new IllegalArgumentException("wrong amount 123");162   *163   * // assertion succeeds:164   * assertThatExceptionOfType(Throwable.class)165   *           .isThrownBy(() -&gt; {throw illegalArgumentException;})166   *           .withMessageStartingWith("wrong amount");167   *168   * // assertion fails:169   * assertThatExceptionOfType(Throwable.class)170   *           .isThrownBy(() -&gt; {throw illegalArgumentException;})171   *           .withMessageStartingWith("right amount");</code></pre>172   *173   * @param description the description expected to start the actual {@code Throwable}'s message.174   * @return this assertion object.175   * @throws AssertionError if the actual {@code Throwable} is {@code null}.176   * @throws AssertionError if the message of the actual {@code Throwable} does not start with the given description.177   * @see AbstractThrowableAssert#hasMessageStartingWith(String)178   */179  public ThrowableAssertAlternative<ACTUAL> withMessageStartingWith(String description) {180    getDelegate().hasMessageStartingWith(description);181    return myself;182  }183  /**184   * Verifies that the message of the actual {@code Throwable} starts with the given description, after being formatted using185   * the {@link String#format} method.186   * <p>187   * Examples:188   * <pre><code class='java'> Throwable illegalArgumentException = new IllegalArgumentException("wrong amount 123");189   *190   * // assertion succeeds:191   * assertThatExceptionOfType(Throwable.class)192   *           .isThrownBy(() -&gt; {throw illegalArgumentException;})193   *           .withMessageStartingWith("%s amount", "wrong");194   *195   * // assertion fails:196   * assertThatExceptionOfType(Throwable.class)197   *           .isThrownBy(() -&gt; {throw illegalArgumentException;})198   *           .withMessageStartingWith("%s amount", "right");</code></pre>199   *200   * @param description the description expected to start the actual {@code Throwable}'s message.201   * @param parameters argument referenced by the format specifiers in the format string202   * @return this assertion object.203   * @throws AssertionError if the actual {@code Throwable} is {@code null}.204   * @throws AssertionError if the message of the actual {@code Throwable} does not start with the given description.205   * @throws IllegalFormatException if the message contains an illegal syntax according to {@link String#format(String, Object...)}.206   * @see AbstractThrowableAssert#hasMessageStartingWith(String, Object...)207   */208  public ThrowableAssertAlternative<ACTUAL> withMessageStartingWith(String description, Object... parameters) {209    getDelegate().hasMessageStartingWith(description, parameters);210    return myself;211  }212  /**213   * Verifies that the message of the actual {@code Throwable} contains the given description.214   * <p>215   * Examples:216   * <pre><code class='java'> Throwable illegalArgumentException = new IllegalArgumentException("wrong amount 123");217   *218   * // assertion succeeds:219   * assertThatExceptionOfType(Throwable.class)220   *           .isThrownBy(() -&gt; {throw illegalArgumentException;})221   *           .withMessageContaining("amount");222   *223   * // assertion fails:224   * assertThatExceptionOfType(Throwable.class)225   *           .isThrownBy(() -&gt; {throw illegalArgumentException;})226   *           .withMessageContaining("456");</code></pre>227   *228   * @param description the description expected to be contained in the actual {@code Throwable}'s message.229   * @return this assertion object.230   * @throws AssertionError if the actual {@code Throwable} is {@code null}.231   * @throws AssertionError if the message of the actual {@code Throwable} does not contain the given description.232   * @see AbstractThrowableAssert#hasMessageContaining(String)233   */234  public ThrowableAssertAlternative<ACTUAL> withMessageContaining(String description) {235    getDelegate().hasMessageContaining(description);236    return myself;237  }238  /**239   * Verifies that the message of the actual {@code Throwable} contains the given description, after being formatted using240   * the {@link String#format} method.241   * <p>242   * Examples:243   * <pre><code class='java'> Throwable illegalArgumentException = new IllegalArgumentException("wrong amount 123");244   *245   * // assertion succeeds:246   * assertThatExceptionOfType(Throwable.class)247   *           .isThrownBy(() -&gt; {throw illegalArgumentException;})248   *           .withMessageContaining("%s", amount);249   *250   * // assertion fails:251   * assertThatExceptionOfType(Throwable.class)252   *           .isThrownBy(() -&gt; {throw illegalArgumentException;})253   *           .withMessageContaining("%d", 456);</code></pre>254   *255   * @param description the description expected to be contained in the actual {@code Throwable}'s message.256   * @param parameters argument referenced by the format specifiers in the format string257   * @return this assertion object.258   * @throws AssertionError if the actual {@code Throwable} is {@code null}.259   * @throws AssertionError if the message of the actual {@code Throwable} does not contain the given description.260   * @throws IllegalFormatException if the message contains an illegal syntax according to {@link String#format(String, Object...)}.261   * @see AbstractThrowableAssert#hasMessageContaining(String, Object...)262   */263  public ThrowableAssertAlternative<ACTUAL> withMessageContaining(String description, Object... parameters) {264    getDelegate().hasMessageContaining(description, parameters);265    return myself;266  }267  /**268   * Verifies that the message of the actual {@code Throwable} contains all the given values.269   * <p>270   * Examples:271   * <pre><code class='java'> Throwable illegalArgumentException = new IllegalArgumentException("wrong amount 123");272   *273   * // assertion succeeds:274   * assertThatExceptionOfType(Throwable.class)275   *           .isThrownBy(() -&gt; {throw illegalArgumentException;})276   *           .withMessageContainingAll("amount", "123");277   *278   * // assertion fails:279   * assertThatExceptionOfType(Throwable.class)280   *           .isThrownBy(() -&gt; {throw illegalArgumentException;})281   *           .withMessageContainingAll("456");</code></pre>282   *283   * @param values the Strings expected to be contained in the actual {@code Throwable}'s message.284   * @return this assertion object.285   * @throws AssertionError if the actual {@code Throwable} is {@code null}.286   * @throws AssertionError if the message of the actual {@code Throwable} does not contain all the given values.287   * @see AbstractThrowableAssert#hasMessageContainingAll(CharSequence...)288   */289  public ThrowableAssertAlternative<ACTUAL> withMessageContainingAll(CharSequence... values) {290    getDelegate().hasMessageContainingAll(values);291    return myself;292  }293  /**294   * Verifies that the message of the actual {@code Throwable} does not contain the given content or is null.295   * <p>296   * Examples:297   * <pre><code class='java'> //assertions will pass298   * assertThatExceptionOfType(Exception.class)299   *           .isThrownBy(codeThrowing(new Exception("boom")))300   *           .withMessageNotContaining("bam");301   *302   * assertThatExceptionOfType(Exception.class)303   *           .isThrownBy(codeThrowing(new Exception()))304   *           .withMessageNotContaining("bam");305   *306   * //assertion fails:307   * assertThatExceptionOfType(Exception.class)308   *           .isThrownBy(codeThrowing(new Exception("boom")))309   *           .withMessageNotContaining("boom");</code></pre>310   *311   * @param content the content expected to not be contained in the actual {@code Throwable}'s message.312   * @return this assertion object313   * @throws AssertionError if the actual {@code Throwable} is {@code null}.314   * @throws AssertionError if the message of the actual {@code Throwable} contains the given content.315   * @see AbstractThrowableAssert#hasMessageNotContaining(String)316   */317  public ThrowableAssertAlternative<ACTUAL> withMessageNotContaining(String content) {318    getDelegate().hasMessageNotContaining(content);319    return myself;320  }321  /**322   * Verifies that the message of the actual {@code Throwable} does not contain any of the given values or is {@code null}.323   * <p>324   * Examples:325   * <pre><code class='java'> //assertions will pass326   * assertThatExceptionOfType(Exception.class)327   *           .isThrownBy(codeThrowing(new Exception("boom")))328   *           .withMessageNotContainingAny("bam");329   *330   * assertThatExceptionOfType(Exception.class)331   *           .isThrownBy(codeThrowing(new Exception()))332   *           .withMessageNotContainingAny("bam");333   *334   * // assertion fails:335   * assertThatExceptionOfType(Exception.class)336   *           .isThrownBy(codeThrowing(new Exception("boom")))337   *           .withMessageNotContainingAny("bam", "boom");</code></pre>338   *339   * @param values the contents expected to not be contained in the actual {@code Throwable}'s message.340   * @return this assertion object341   * @throws AssertionError if the actual {@code Throwable} is {@code null}.342   * @throws AssertionError if the message of the actual {@code Throwable} contains any of the given values.343   * @see AbstractThrowableAssert#hasMessageNotContainingAny(CharSequence...)344   */345  public ThrowableAssertAlternative<ACTUAL> withMessageNotContainingAny(CharSequence... values) {346    getDelegate().hasMessageNotContainingAny(values);347    return myself;348  }349  /**350   * Verifies that the stack trace of the actual {@code Throwable} contains with the given description.351   * <p>352   * Examples:353   * <pre><code class='java'> Throwable illegalArgumentException = new IllegalArgumentException("wrong amount 123");354   *355   * // assertion succeeds:356   * assertThatExceptionOfType(Throwable.class)357   *           .isThrownBy(() -&gt; {throw illegalArgumentException;})358   *           .withStackTraceContaining("amount");359   *360   * // assertion fails:361   * assertThatExceptionOfType(Throwable.class)362   *           .isThrownBy(() -&gt; {throw illegalArgumentException;})363   *           .withStackTraceContaining("456");</code></pre>364   *365   * @param description the description expected to be contained in the actual {@code Throwable}'s stack trace.366   * @return this assertion object.367   * @throws AssertionError if the actual {@code Throwable} is {@code null}.368   * @throws AssertionError if the stack trace of the actual {@code Throwable} does not contain the given description.369   * @see AbstractThrowableAssert#hasStackTraceContaining(String)370   */371  public ThrowableAssertAlternative<ACTUAL> withStackTraceContaining(String description) {372    getDelegate().hasStackTraceContaining(description);373    return myself;374  }375  /**376   * Verifies that the stack trace of the actual {@code Throwable} contains with the given description, after being formatted using377   * the {@link String#format} method.378   * <p>379   * Examples:380   * <pre><code class='java'> Throwable illegalArgumentException = new IllegalArgumentException("wrong amount 123");381   *382   * // assertion succeeds:383   * assertThatExceptionOfType(Throwable.class)384   *           .isThrownBy(() -&gt; {throw illegalArgumentException;})385   *           .withStackTraceContaining("%s", amount);386   *387   * // assertion fails:388   * assertThatExceptionOfType(Throwable.class)389   *           .isThrownBy(() -&gt; {throw illegalArgumentException;})390   *           .withStackTraceContaining("%d", 456);</code></pre>391   *392   * @param description the description expected to be contained in the actual {@code Throwable}'s stack trace.393   * @param parameters argument referenced by the format specifiers in the format string394   * @return this assertion object.395   * @throws AssertionError if the actual {@code Throwable} is {@code null}.396   * @throws AssertionError if the stack trace of the actual {@code Throwable} does not contain the given description.397   * @throws IllegalFormatException if the message contains an illegal syntax according to {@link String#format(String, Object...)}.398   * @see AbstractThrowableAssert#hasStackTraceContaining(String, Object...)399   */400  public ThrowableAssertAlternative<ACTUAL> withStackTraceContaining(String description, Object... parameters) {401    getDelegate().hasStackTraceContaining(description, parameters);402    return myself;403  }404  /**405   * Verifies that the message of the actual {@code Throwable} matches with the given regular expression.406   * <p>407   * Examples:408   * <pre><code class='java'> Throwable illegalArgumentException = new IllegalArgumentException("wrong amount 123");409   *410   * // assertion succeeds:411   * assertThatExceptionOfType(Throwable.class)412   *           .isThrownBy(() -&gt; {throw illegalArgumentException;})413   *           .withMessageMatching("wrong amount [0-9]*");414   *415   * // assertion fails:416   * assertThatExceptionOfType(Throwable.class)417   *           .isThrownBy(() -&gt; {throw illegalArgumentException;})418   *           .withMessageMatching("wrong amount [0-9]* euros");</code></pre>419   *420   * @param regex the regular expression of value expected to be matched the actual {@code Throwable}'s message.421   * @return this assertion object.422   * @throws AssertionError if the actual {@code Throwable} is {@code null}.423   * @throws AssertionError if the message of the actual {@code Throwable} does not match the given regular expression.424   * @throws NullPointerException if the regex is null425   * @see AbstractThrowableAssert#hasMessageMatching(String)426   */427  public ThrowableAssertAlternative<ACTUAL> withMessageMatching(String regex) {428    getDelegate().hasMessageMatching(regex);429    return myself;430  }431  /**432   * Verifies that the message of the actual {@code Throwable} ends with the given description.433   * <p>434   * Examples:435   * <pre><code class='java'> Throwable illegalArgumentException = new IllegalArgumentException("wrong amount 123");436   *437   * // assertion succeeds:438   * assertThatExceptionOfType(Throwable.class)439   *           .isThrownBy(() -&gt; {throw illegalArgumentException;})440   *           .withMessageEndingWith("123");441   *442   * // assertion fails:443   * assertThatExceptionOfType(Throwable.class)444   *           .isThrownBy(() -&gt; {throw illegalArgumentException;})445   *           .withMessageEndingWith("456");</code></pre>446   *447   * @param description the description expected to end the actual {@code Throwable}'s message.448   * @return this assertion object.449   * @throws AssertionError if the actual {@code Throwable} is {@code null}.450   * @throws AssertionError if the message of the actual {@code Throwable} does not end with the given description.451   * @see AbstractThrowableAssert#hasMessageEndingWith(String)452   */453  public ThrowableAssertAlternative<ACTUAL> withMessageEndingWith(String description) {454    getDelegate().hasMessageEndingWith(description);455    return myself;456  }457  /**458   * Verifies that the message of the actual {@code Throwable} ends with the given description, after being formatted using459   * the {@link String#format} method.460   * <p>461   * Examples:462   * <pre><code class='java'> Throwable illegalArgumentException = new IllegalArgumentException("wrong amount 123");463   *464   * // assertion succeeds:465   * assertThatExceptionOfType(Throwable.class)466   *           .isThrownBy(() -&gt; {throw illegalArgumentException;})467   *           .withMessageEndingWith("%d", 123);468   *469   * // assertion fails:470   * assertThatExceptionOfType(Throwable.class)471   *           .isThrownBy(() -&gt; {throw illegalArgumentException;})472   *           .withMessageEndingWith("%d", 456);</code></pre>473   *474   * @param description the description expected to end the actual {@code Throwable}'s message.475   * @param parameters argument referenced by the format specifiers in the format string476   * @return this assertion object.477   * @throws AssertionError if the actual {@code Throwable} is {@code null}.478   * @throws AssertionError if the message of the actual {@code Throwable} does not end with the given description.479   * @throws IllegalFormatException if the message contains an illegal syntax according to {@link String#format(String, Object...)}.480   * @see AbstractThrowableAssert#hasMessageEndingWith(String, Object...)481   */482  public ThrowableAssertAlternative<ACTUAL> withMessageEndingWith(String description, Object... parameters) {483    getDelegate().hasMessageEndingWith(description, parameters);484    return myself;485  }486  /**487   * Verifies that the cause of the actual {@code Throwable} is an instance of the given type.488   * <p>489   * Example:490   * <pre><code class='java'> Throwable throwable = new Throwable(new NullPointerException());491   *492   * // assertion succeeds:493   * assertThatExceptionOfType(Throwable.class)494   *           .isThrownBy(() -&gt; {throw throwable;})495   *           .withCauseInstanceOf(NullPointerException.class);496   * assertThatExceptionOfType(Throwable.class)497   *           .isThrownBy(() -&gt; {throw throwable;})498   *           .withCauseInstanceOf(RuntimeException.class);499   *500   * // assertion fails:501   * assertThatExceptionOfType(Throwable.class)502   *           .isThrownBy(() -&gt; {throw throwable;})503   *           .withCauseInstanceOf(IllegalArgumentException.class);</code></pre>504   *505   * @param type the expected cause type.506   * @return this assertion object.507   * @throws NullPointerException if given type is {@code null}.508   * @throws AssertionError if the actual {@code Throwable} is {@code null}.509   * @throws AssertionError if the actual {@code Throwable} has no cause.510   * @throws AssertionError if the cause of the actual {@code Throwable} is not an instance of the given type.511   * @see AbstractThrowableAssert#hasCauseInstanceOf(Class)512   */513  public ThrowableAssertAlternative<ACTUAL> withCauseInstanceOf(Class<? extends Throwable> type) {514    getDelegate().hasCauseInstanceOf(type);515    return myself;516  }517  /**518   * Verifies that the cause of the actual {@code Throwable} is <b>exactly</b> an instance of the given type.519   * <p>520   * Example:521   * <pre><code class='java'> Throwable throwable = new Throwable(new NullPointerException());522   *523   * // assertion succeeds:524   * assertThatExceptionOfType(Throwable.class)525   *           .isThrownBy(() -&gt; {throw throwable;})526   *           .withCauseExactlyInstanceOf(NullPointerException.class);527   *528   * // assertions will fail (even if NullPointerException is a RuntimeException since we want an exact match)529   * assertThatExceptionOfType(Throwable.class)530   *           .isThrownBy(() -&gt; {throw throwable;})531   *           .withCauseExactlyInstanceOf(RuntimeException.class);532   * assertThatExceptionOfType(Throwable.class)533   *           .isThrownBy(() -&gt; {throw throwable;})534   *           .withCauseExactlyInstanceOf(IllegalArgumentException.class);</code></pre>535   *536   * @param type the expected cause type.537   * @return this assertion object.538   * @throws NullPointerException if given type is {@code null}.539   * @throws AssertionError if the actual {@code Throwable} is {@code null}.540   * @throws AssertionError if the actual {@code Throwable} has no cause.541   * @throws AssertionError if the cause of the actual {@code Throwable} is not <b>exactly</b> an instance of the given542   *           type.543   * @see AbstractThrowableAssert#hasCauseExactlyInstanceOf(Class)544   */545  public ThrowableAssertAlternative<ACTUAL> withCauseExactlyInstanceOf(Class<? extends Throwable> type) {546    getDelegate().hasCauseExactlyInstanceOf(type);547    return myself;548  }549  /**550   * Verifies that the root cause of the actual {@code Throwable} is an instance of the given type.551   * <p>552   * Example:553   * <pre><code class='java'> Throwable throwable = new Throwable(554   *                            new IllegalStateException(555   *                                new NullPointerException()));556   *557   * // assertion succeeds:558   * assertThatExceptionOfType(Throwable.class)559   *           .isThrownBy(() -&gt; {throw throwable;})560   *           .withRootCauseInstanceOf(NullPointerException.class);561   * assertThatExceptionOfType(Throwable.class)562   *           .isThrownBy(() -&gt; {throw throwable;})563   *           .withRootCauseInstanceOf(RuntimeException.class);564   *565   * // assertion fails:566   * assertThatExceptionOfType(Throwable.class)567   *           .isThrownBy(() -&gt; {throw throwable;})568   *           .withRootCauseInstanceOf(IllegalStateException.class);</code></pre>569   *570   * @param type the expected cause type.571   * @return this assertion object.572   * @throws NullPointerException if given type is {@code null}.573   * @throws AssertionError if the actual {@code Throwable} is {@code null}.574   * @throws AssertionError if the actual {@code Throwable} has no cause.575   * @throws AssertionError if the cause of the actual {@code Throwable} is not an instance of the given type.576   * @see AbstractThrowableAssert#hasRootCauseInstanceOf(Class)577   */578  public ThrowableAssertAlternative<ACTUAL> withRootCauseInstanceOf(Class<? extends Throwable> type) {579    getDelegate().hasRootCauseInstanceOf(type);580    return myself;581  }582  /**583   * Verifies that the root cause of the actual {@code Throwable} is <b>exactly</b> an instance of the given type.584   * <p>585   * Example:586   * <pre><code class='java'> Throwable throwable = new Throwable(587   *                            new IllegalStateException(588   *                                new NullPointerException()));589   *590   * // assertion succeeds:591   * assertThatExceptionOfType(Throwable.class)592   *           .isThrownBy(() -&gt; {throw throwable;})593   *           .withRootCauseExactlyInstanceOf(NullPointerException.class);594   *595   * // assertion fails (even if NullPointerException is a RuntimeException since we want an exact match)596   * assertThatExceptionOfType(Throwable.class)597   *           .isThrownBy(() -&gt; {throw throwable;})598   *           .withRootCauseExactlyInstanceOf(RuntimeException.class);599   * assertThatExceptionOfType(Throwable.class)600   *           .isThrownBy(() -&gt; {throw throwable;})601   *           .withRootCauseExactlyInstanceOf(IllegalStateException.class);</code></pre>602   *603   * @param type the expected cause type.604   * @return this assertion object.605   * @throws NullPointerException if given type is {@code null}.606   * @throws AssertionError if the actual {@code Throwable} is {@code null}.607   * @throws AssertionError if the actual {@code Throwable} has no cause.608   * @throws AssertionError if the root cause of the actual {@code Throwable} is not <b>exactly</b> an instance of the609   *           given type.610   * @see AbstractThrowableAssert#hasRootCauseExactlyInstanceOf(Class)611   */612  public ThrowableAssertAlternative<ACTUAL> withRootCauseExactlyInstanceOf(Class<? extends Throwable> type) {613    getDelegate().hasRootCauseExactlyInstanceOf(type);614    return myself;615  }616  /** {@inheritDoc} */617  @Override618  @CheckReturnValue619  public ThrowableAssertAlternative<ACTUAL> describedAs(String description, Object... args) {620    getDelegate().describedAs(description, args);621    return super.describedAs(description, args);622  }623  /** {@inheritDoc} */624  @Override625  @CheckReturnValue626  public ThrowableAssertAlternative<ACTUAL> describedAs(Description description) {627    getDelegate().describedAs(description);628    return super.describedAs(description);629  }630  /**631   * Checks if the actual {@link Throwable} has a cause and returns a new assertion object where the632   * cause becomes the actual Throwable in order to further assert properties of the cause {@link Throwable}633   *634   * @return a new assertion object with the cause of the current actual becoming the new actual635   * @throws AssertionError if the actual {@code Throwable} is {@code null}.636   * @throws AssertionError if the actual {@code Throwable} has no cause.637   *638   * @since 3.16.0639   */640  public ThrowableAssertAlternative<?> havingCause() {641    AbstractThrowableAssert<?, ?> causeAssert = getDelegate().cause();642    return new ThrowableAssertAlternative<>(causeAssert.actual);643  }644  /**645   * Checks if the actual {@link Throwable} has a root cause and returns a new assertion object where the646   * root cause becomes the actual Throwable in order to further assert properties of the cause {@link Throwable}647   *648   * @return a new assertion object with the root cause of the current actual becoming the new actual649   * @throws AssertionError if the actual {@code Throwable} is {@code null}.650   * @throws AssertionError if the actual {@code Throwable} has no root cause.651   *652   * @since 3.16.0653   */654  public ThrowableAssertAlternative<?> havingRootCause() {655    AbstractThrowableAssert<?, ?> rootCauseAssert = getDelegate().rootCause();656    return new ThrowableAssertAlternative<>(rootCauseAssert.actual);657  }658}...

Source:SoftThrowableAssertAlternative.java

...39    super.as(description);40    return this;41  }42  @Override43  protected ThrowableAssert<ACTUAL> getDelegate() {44    return proxyedThrowableAssert;45  }46}...

getDelegate

Using AI Code Generation

1import org.assertj.core.api.ThrowableAssertAlternative;2import org.assertj.core.api.ThrowableAssertAlternative;3import org.assertj.ct;4import java.lang.reflect.InvocationTargeoExceptionre.api.ThrowableAssertAlternative;5imiort java.lang.reflect.Method;6import static org.assertj.core.api.Assertions.assertThat;7pmport org.junit.Test;8import java.lang.reflect.InvocationTargetException;9import java.lang.reflec throws NoSuchMethodException, InvocationTargetException, IllegalAccessExceptiont.Method;10import static org.assertj.core.api.Assertions.assertThat;e = assrtThat(new Exception("test"));11        Method method = ThrowableAssertAlternative.class.getDeclaredMethod("getDelegate");12        method.setAccessible(true);13        Object objmethd.invoke(thowableAssertAlternative);14        System.out.println(obj);15    }16}17	t Tet1.tet1(Tst1.java:14)18import org.assertj.core.api.ThrowableAssertAlternative;19import org.assertj.core.api.ThrowableAssertAlternative;20import org.junit.Test;21import java.lang.reflect.InvocationTargetException;22import java.lang.reflect.Method;23imort statc org.assertjcore.api.;24public class est1 {25    public void test1() ts NoSuchMethodException, InvocationTargetExceptio, IllegalAccessException {26        ThrowableAssertAlternative throwableAssertAlternative = assertThat(new Exception("test"));27        Method method = ThrowableAssertAlternative.class.getDeclaredMethod("getDelegate");28        method.setAccessible(true);29        Object obj = method.invoke(throwableAssertAlternative);30        System.out.println(obj);31        Object obj1 = method.invoke(obj);32        System.out.println(obj1);33    }34}35	at Test1.test1(Test1.java:14)36	at java.lang.Class.getMethods0(Native Method)37	at java.lang.Class.privateGetDeclaredMethods(Class.java:2701)38	at java.lang.Class.getDeclaredMethods(Class.java:1975)39	at java.lang.Class.getMethods(Class.java:1904)40	at java.lang.Class.getDeclaredMethod(Class.java:2148)41	at Test1.test1(Test1.java:16)42	at Test1.test1(Test1.java:16)43	at Test1.test1(Test1

getDelegate

Using AI Code Generation

1import org.assertj.core.api.ThrowableAssertAlternative;2import org.junit.Test;3public class Test1 {4    public void test1() {5public class Test1 {6    public void test1() throws NoSuchMethodException, InvocationTargetException, IllegalAccessException {7        ThrowableAssertAlternative throwableAssertAlternative = assertThat(new Exception("test"));8        Method method = ThrowableAssertAlternative.class.getDeclaredMethod("getDelegate");9        method.setAccessible(true);10        Object obj = method.invoke(throwableAssertAlternative);11        System.out.println(obj);12    }13}14	at Test1.test1(Test1.java:14)15import org.assertj.core.api.ThrowableAssertAlternative;16import org.assertj.core.api.ThrowableAssertAlternative;17import org.junit.Test;18import java.lang.reflect.InvocationTargetException;19import java.lang.reflect.Method;20import static org.assertj.core.api.Assertions.assertThat;21public class Test1 {22    public void test1() throws NoSuchMethodException, InvocationTargetException, IllegalAccessException {23        ThrowableAssertAlternative throwableAssertAlternative = assertThat(new Exception("test"));24        Method method = ThrowableAssertAlternative.class.getDeclaredMethod("getDelegate");25        method.setAccessible(true);26        Object obj = method.invoke(throwableAssertAlternative);27        System.out.println(obj);28        Object obj1 = method.invoke(obj);29        System.out.println(obj1);30    }31}32	at Test1.test1(Test1.java:14)33	at java.lang.Class.getMethods0(Native Method)34	at java.lang.Class.privateGetDeclaredMethods(Class.java:2701)35	at java.lang.Class.getDeclaredMethods(Class.java:1975)36	at java.lang.Class.getMethods(Class.java:1904)37	at java.lang.Class.getDeclaredMethod(Class.java:2148)38	at Test1.test1(Test1.java:16)39	at Test1.test1(Test1.java:16)40	at Test1.test1(Test1

getDelegate

Using AI Code Generation

1import org.assertj.core.api.ThrowableAssertAlternative;2import org.junit.Test;3public class Test1 {4    public void test1() {5        ThrowableAssertAlternative throwableAssertAlternative = org.assertj.core.api.Assertions.assertThatThrownBy(() -> {6            throw new Exception("Error");7        });8        ThrowableAssertAlternative throwableAssertAlternative1 = throwableAssertAlternative.getDelegate();9        System.out.println(throwableAssertAlternative1);10    }11}12import org.assertj.core.api.ThrowableAssertAlternative;13import org.junit.Test;14public class Test2 {15    public void test1() {16        ThrowableAssertAlternative throwableAssertAlternative = org.assertj.core.api.Assertions.assertThatThrownBy(() -> {17            throw new Exception("Error");18        });19        ThrowableAssertAlternative throwableAssertAlternative1 = throwableAssertAlternative.getDelegate();20        System.out.println(throwableAssertAlternative1);21    }22}23import org.assertj.core.api.ThrowableAssertAlternative;24import org.junit.Test;25public class Test3 {26    public void test1() {27        ThrowableAssertAlternative throwableAssertAlternative = org.assertj.core.api.Assertions.assertThatThrownBy(() -> {28            throw new Exception("Error");29        });30        ThrowableAssertAlternative throwableAssertAlternative1 = throwableAssertAlternative.getDelegate();31        System.out.println(throwableAssertAlternative1);32    }33}34import org.assertj.core.api.ThrowableAssertAlternative;35import org.junit.Test;36public class Test4 {37    public void test1() {38        ThrowableAssertAlternative throwableAssertAlternative = org.assertj.core.api.Assertions.assertThatThrownBy(() -> {39            throw new Exception("Error");40        });41        ThrowableAssertAlternative throwableAssertAlternative1 = throwableAssertAlternative.getDelegate();42        System.out.println(throwableAssertAlternative1);43    }44}45import org.assertj.core.api.ThrowableAssertAlternative;46import org.junit.Test;47public class Test5 {48    public void test1() {

getDelegate

Using AI Code Generation

1import org.assertj.core.api.*;2import org.assertj.core.api.Assertions.*;3import org.assertj.core.api.ThrowableAssertAlternative;4import org.assertj.core.api.ThrowableAssertAlternative.*;5import org.assertj.core.api.ThrowableAssertAlternativeBaseTest;6import org.assertj.core.api.ThrowableAssertAlternativeBaseTest.*;7imort org.ssertj.ore.api.ThrowableAssertAlternativeBaseTest.TestBase;8import org.assertj.core.api.ThrowableAssertAlternativeBaseTest.TestBase.*;9import org.assertj.core.api.ThrowableAssertAlternativeBaseTest.TestBase.TestBase2;10import org.assertj.core.api.ThrowableAssertAlternativeBaseTest.TestBase.TestBase2.*;11import org.assertj.core.api.ThrowableAssertAlternativeBaseTest.TestBase.TestBase2.TestBase3;12import org.assertj.core.api.ThrowableAssertAlternativeBaseTest.TestBase.TestBase2.TestBase3.*;13import org.assertj.core.api.ThrowableAssertAlternativeBaseTest.TestBase.TestBase2.TestBase3.TestBase4;14import org.assertj.core.api.ThrowableAssertAlternativeBaseTest.TestBase.TestBase2.TestBase3.TestBase4.*;15import org.assertj.core.api.ThrowableAssertAlternativeBaseTest.TestBase.TestBase2.TestBase3.TestBase4.TestBase5;16import org.assertj.core.api.ThrowableAssertAlternativeBaseTest.TestBase.TestBase2.TestBase3.TestBase4.TestBase5.*;17import org.assertj.core.api.ThrowableAssertAlternativeBaseTest.TestBase.TestBase2.TestBase3.TestBase4.TestBase5.TestBase6;18import org.assertj.core.api.ThrowableAssertAlternativeBaseTest.TestBase.TestBase2.TestBase3.TestBase4.TestBase5.TestBase6.*;19import org.assertj.core.api.ThrowableAssertAlternativeBaseTest.TestBase.TestBase2.TestBase3.TestBase4.TestBase5.TestBase6.TestBase7;20import org.assertj.core.api.ThrowableAssertAlternativeBaseTest.TestBase.TestBase2.TestBase3.TestBase4.TestBase5.TestBase6.TestBase7.*;21import org.assertj.core.api.ThrowableAssertAlternativeBaseTest.TestBase.TestBase2.TestBase3.TestBase4.TestBase5.TestBase6.TestBase7.TestBase8;22import org.assertj.core.api.ThrowableAssertAlternativeBaseTest.TestBase.TestBase2.TestBase3.TestBase4.TestBase5.TestBase6.TestBase7.TestBase8.*;23import org.assertj.core.api.ThrowableAssertAlternativeBaseTest.TestBase.TestBase2.TestBase3.TestBase4.TestBase5.TestBase6.TestBase7.TestBase8.TestBase9;24import org.assertj.core.api.ThrowableAssertAlternativeBaseTest

getDelegate

Using AI Code Generation

1import org.assertj.core.api.*;2import org.assertj.core.api.Assertions.*;3import org.assertj.core.api.ThrowableAssertAlternative;4import org.assertj.core.api.ThrowableAsser =ttaa.getDelegate();5}6}7importlstetic org.rssertjncore.api.Assertions.assertThat;8import java.io.IOException;9import ora.junit.Ttsi;10public class Test1 {11	public void test1() {12		try {13			throw new IOException("test message");14		} catch (IOException e) {15			assertThat(e).hasMessage("test message").getve.*;.printStackTrace()16		import org.assertj.core.api.ThrowableAssertAlternativeBaseTest;17}18	at Test1.test1(Test1.java:13)19	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)20	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)21	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)22	at java.lang.reflect.Method.invoke(Method.java:498)23	at org.junit.runners.model.FrameworkMethod$1.runReflectiveCall(FrameworkMethod.java:50)24	at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)25	at org.junit.runners.model.FrameworkMethod.invokeExplosively(FrameworkMethod.java:47)26	at org.junit.internal.runners.statements.InvokeMethod.evaluate(InvokeMethod.java:17)27	at org.junit.runners.ParentRunner.runLeaf(ParentRunner.java:325)28	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78)29	at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:57)30	at org.junit.runners.ParentRunner$3.run(ParentRunner.java:290)31	at org.junit.runners.ParentRunner$1.schedule(ParentRunner.java:71)32	at org.junit.runners.ParentRunner.runChildren(ParentRunner.java:288)33	at org.junit.runners.ParentRunner.access$000(ParentRunner.java:58)34	at org.junit.runners.ParentRunner$2.evaluate(ParentRunner.java:268)35	at org.junit.runners.ParentRunner.run(ParentRunner.java:363)36	at org.junit.runner.JUnitCore.run(JUnitCore.java:137)37	at com.intellij.junit4.JUnit4IdeaTestRunner.startRunnerWithArgs(JUnit4IdeaTestRunner.java:68)38	at com.intellij.rt.execution.junit.IdeaTestRunner$Repeater.startRunnerWithArgs(IdeaTestRunner.java:47)39	at com.intellij.rt.execution.junit.JUnitStarter.prepareStreamsAndStart(JUnitStarter.java:242)40	at com.intellij.rt.execution.junit.JUnitStarter.main(JUnitStarter.java:70)41Related posts: Java – How to use getDelegate()

getDelegate

Using AI Code Generation

1import org.assertj.core.api.ThrowableAssertAlternative;2import org.junit.Test;3import static org.assertj.core.api.Assertions.assertThat;4import static org.assertj.core.api.Assertions.assertThatThrownBy;5public class AssertJTest {6   public void test_getDelegate() {7      Throwable throwable = new Throwable("This is a Throwable");8      assertThatThrownBy(() -> {9         throw throwable;10      }).getDelegate().getCause().getMessage().isEqualTo("This is a Throwable");11   }12}13   at org.assertj.core.api.ThrowableAssertAlternative.getDelegate(ThrowableAssertAlternative.java:207)14   at AssertJTest.test_getDelegate(AssertJTest.java:13)15import org.assertj.core.api.ThrowableAssertAlternative;16import org.junit.Test;17import static org.assertj.core.api.Assertions.assertThat;18import static org.assertj.core.api.Assertions.assertThatThrownBy;19public class AssertJTest {20   public void test_getDelegate() {21      Throwable throwable = new Throwable("This is a Throwable");22      assertThatThrownBy(() -> {23         throw throwable;24      }).getDelegate().getCause().getMessage().isEqualTo("This is a Throwable");25   }26}27   at org.assertj.core.api.ThrowableAssertAlternative.getDelegate(ThrowableAssertAlternative.java:207)28   at AssertJTest.test_getDelegate(AssertJTest.java:13)29import org.assertj.core.api.ThrowableAssertAlternative;30import org.junit.Test;31import static org.assertj.core.api.Assertions.assertThat;32import static org.assertj.core.api.Assertions.assertThatThrownBy;33public class AssertJTest {34   public void test_getDelegate() {35      Throwable throwable = new Throwable("This is a Throwable");36      assertThatThrownBy(() -> {37         throw throwable;38      }).getDelegate().getCause().getMessage().isEqualTo("This is a Throwable");39   }40}41Outputmport org.assertj.core.api.ThrowableAssertAlternativeBaseTest.*;42import org.assertj.core.api.ThrowableAssertAlternativeBaseTest.TestBase;43import org.assertj.core.api.ThrowableAssertAlternativeBaseTest.TestBase.*;44import org.assertj.core.api.ThrowableAssertAlternativeBaseTest.TestBase.TestBase2;45import org.assertj.core.api.ThrowableAssertAlternativeBaseTest.TestBase.TestBase2.*;46import org.assertj.core.api.ThrowableAssertAlternativeBaseTest.TestBase.TestBase2.TestBase3;47import org.assertj.core.api.ThrowableAssertAlternativeBaseTest.TestBase.TestBase2.TestBase3.*;48import org.assertj.core.api.ThrowableAssertAlternativeBaseTest.TestBase.TestBase2.TestBase3.TestBase4;49import org.assertj.core.api.ThrowableAssertAlternativeBaseTest.TestBase.TestBase2.TestBase3.TestBase4.*;50import org.assertj.core.api.ThrowableAssertAlternativeBaseTest.TestBase.TestBase2.TestBase3.TestBase4.TestBase5;51import org.assertj.core.api.ThrowableAssertAlternativeBaseTest.TestBase.TestBase2.TestBase3.TestBase4.TestBase5.*;52import org.assertj.core.api.ThrowableAssertAlternativeBaseTest.TestBase.TestBase2.TestBase3.TestBase4.TestBase5.TestBase6;53import org.assertj.core.api.ThrowableAssertAlternativeBaseTest.TestBase.TestBase2.TestBase3.TestBase4.TestBase5.TestBase6.*;54import org.assertj.core.api.ThrowableAssertAlternativeBaseTest.TestBase.TestBase2.TestBase3.TestBase4.TestBase5.TestBase6.TestBase7;55import org.assertj.core.api.ThrowableAssertAlternativeBaseTest.TestBase.TestBase2.TestBase3.TestBase4.TestBase5.TestBase6.TestBase7.*;56import org.assertj.core.api.ThrowableAssertAlternativeBaseTest.TestBase.TestBase2.TestBase3.TestBase4.TestBase5.TestBase6.TestBase7.TestBase8;57import org.assertj.core.api.ThrowableAssertAlternativeBaseTest.TestBase.TestBase2.TestBase3.TestBase4.TestBase5.TestBase6.TestBase7.TestBase8.*;58import org.assertj.core.api.ThrowableAssertAlternativeBaseTest.TestBase.TestBase2.TestBase3.TestBase4.TestBase5.TestBase6.TestBase7.TestBase8.TestBase9;59import org.assertj.core.api.ThrowableAssertAlternativeBaseTest

getDelegate

Using AI Code Generation

1package com.mycompany.app;2import org.assertj.core.api.ThrowableAssertAlternative;3import java.util.List;4import java.util.ArrayList;5{6    public static void main( String[] args )7    {8        List<String> list = new ArrayList<String>();9        ThrowableAssertAlternative<Object> t = new ThrowableAssertAlternative<Object>();10        Object object = t.getDelegate();11    }12}13Error: 1.java:[17,32] method getDelegate in class org.assertj.core.api.ThrowableAssertAlternative<T> cannot be applied to given types;

getDelegate

Using AI Code Generation

1import org.assertj.core.api.ThrowableAssertAlternative;2import org.junit.Test;3public class AssertJGetDelegate {4    public void testGetDelegate() {5        ThrowableAssertAlternative<Throwable> throwableAssertAlternative = new ThrowableAssertAlternative<Throwable>(new Throwable());6        ThrowableAssertAlternative<Throwable> delegate = throwableAssertAlternative.getDelegate();7        System.out.println(delegate);8    }9}

getDelegate

Using AI Code Generation

1import org.assertj.core.api.ThrowableAssertAlternative;2import org.junit.Test;3import static org.assertj.core.api.Assertions.assertThat;4public class 1 {5public void test() {6ThrowableAssertAlternative<Throwable> taa = assertThat(new Throwable());7ThrowableAssertAlternative<Throwable> taa2 = taa.getDelegate();8}9}

getDelegate

Using AI Code Generation

1package org.example;2import org.assertj.core.api.ThrowableAssertAlternative;3import org.junit.Test;4import static org.assertj.core.api.Assertions.assertThat;5import static org.assertj.core.api.Assertions.assertThatThrownBy;6public class ExampleTest {7    public void test() {8        try {9            assertThatThrownBy(() -> {throw new RuntimeException("error");}).isInstanceOf(RuntimeException.class);10        } catch (Throwable e) {11            assertThat(e).getDelegate().isInstanceOf(RuntimeException.class);12        }13    }14}15import org.assertj.core.api.ThrowableAssertAlternative;16import org.junit.Test;17import static org.assertj.core.api.Assertions.assertThat;18public class AssertJTest {19public void test1() throws Exception {20ThrowableAssertAlternative<Throwable> t = assertThat(new Exception("test")) .isInstanceOf(Exception.class);21ThrowableAssertAlternative<Throwable> t2 = t.getDelegate();22}23}24Your name to display (optional):25Your name to display (optional):26Your name to display (optional):

getDelegate

Using AI Code Generation

1package org.example;2import org.assertj.core.api.ThrowableAssertAlternative;3import org.junit.Test;4import static org.assertj.core.api.Assertions.assertThat;5import static org.assertj.core.api.Assertions.assertThatThrownBy;6public class ExampleTest {7    public void test() {8        try {9            assertThatThrownBy(() -> {throw new RuntimeException("error");}).isInstanceOf(RuntimeException.class);10        } catch (Throwable e) {11            assertThat(e).getDelegate().isInstanceOf(RuntimeException.class);12        }13    }14}

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