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How to use thenException method of org.assertj.core.api.BDDAssertions class

Best Assertj code snippet using org.assertj.core.api.BDDAssertions.thenException

Source:BDDAssertions.java

...1989   * Entry point to check that an exception of type T is thrown by a given {@code throwingCallable}1990   * which allows to chain assertions on the thrown exception.1991   * <p>1992   * Example:1993   * <pre><code class='java'> thenExceptionOfType(IOException.class)1994   *           .isThrownBy(() -&gt; { throw new IOException("boom!"); })1995   *           .withMessage("boom!"); </code></pre>1996   *1997   * This method is more or less the same of {@link #thenThrownBy(ThrowingCallable)} but in a more natural way.1998   *1999   * @param <T> the exception type.2000   * @param exceptionType the exception type class.2001   * @return the created {@link ThrowableTypeAssert}.2002   */2003  public static <T extends Throwable> ThrowableTypeAssert<T> thenExceptionOfType(final Class<? extends T> exceptionType) {2004    return assertThatExceptionOfType(exceptionType);2005  }2006  /**2007   * Entry point to check that no exception of any type is thrown by a given {@code throwingCallable}.2008   * <p>2009   * Example:2010   * <pre><code class='java'>thenNoException().isThrownBy(() -&gt; { System.out.println("OK"); });</code></pre>2011   *2012   * This method is more or less the same of {@code thenCode(...).doesNotThrowAnyException();} but in a more natural way.2013   *2014   * @return the created {@link NotThrownAssert}.2015   * @since 3.17.02016   */2017  public static NotThrownAssert thenNoException() {2018    return assertThatNoException();2019  }2020  /**2021   * Alias for {@link #thenExceptionOfType(Class)} for {@link NullPointerException}.2022   *2023   * @return the created {@link ThrowableTypeAssert}.2024   */2025  public static ThrowableTypeAssert<NullPointerException> thenNullPointerException() {2026    return assertThatNullPointerException();2027  }2028  /**2029   * Alias for {@link #thenExceptionOfType(Class)} for {@link IllegalArgumentException}.2030   *2031   * @return the created {@link ThrowableTypeAssert}.2032   */2033  public static ThrowableTypeAssert<IllegalArgumentException> thenIllegalArgumentException() {2034    return assertThatIllegalArgumentException();2035  }2036  /**2037   * Alias for {@link #thenExceptionOfType(Class)} for {@link IOException}.2038   *2039   * @return the created {@link ThrowableTypeAssert}.2040   */2041  public static ThrowableTypeAssert<IOException> thenIOException() {2042    return assertThatIOException();2043  }2044  /**2045   * Alias for {@link #thenExceptionOfType(Class)} for {@link IllegalStateException}.2046   *2047   * @return the created {@link ThrowableTypeAssert}.2048   */2049  public static ThrowableTypeAssert<IllegalStateException> thenIllegalStateException() {2050    return assertThatIllegalStateException();2051  }2052  /**2053   * Alias for {@link #thenExceptionOfType(Class)} for {@link Exception}.2054   *2055   * @return the created {@link ThrowableTypeAssert}.2056   * @since 3.23.02057   */2058  public static ThrowableTypeAssert<Exception> thenException() {2059    return assertThatException();2060  }2061  /**2062   * Alias for {@link #thenExceptionOfType(Class)} for {@link IndexOutOfBoundsException}.2063   *2064   * @return the created {@link ThrowableTypeAssert}.2065   * @since 3.23.02066   */2067  public static ThrowableTypeAssert<IndexOutOfBoundsException> thenIndexOutOfBoundsException() {2068    return assertThatIndexOutOfBoundsException();2069  }2070  /**2071   * Alias for {@link #thenExceptionOfType(Class)} for {@link ReflectiveOperationException}.2072   *2073   * @return the created {@link ThrowableTypeAssert}.2074   * @since 3.23.02075   */2076  public static ThrowableTypeAssert<ReflectiveOperationException> thenReflectiveOperationException() {2077    return assertThatReflectiveOperationException();2078  }2079  /**2080   * Alias for {@link #thenExceptionOfType(Class)} for {@link RuntimeException}.2081   *2082   * @return the created {@link ThrowableTypeAssert}.2083   * @since 3.23.02084   */2085  public static ThrowableTypeAssert<RuntimeException> thenRuntimeException() {2086    return assertThatRuntimeException();2087  }2088  // -------------------------------------------------------------------------------------------------2089  // fail methods : not assertions but here to have a single entry point to all AssertJ features.2090  // -------------------------------------------------------------------------------------------------2091  /**2092   * Sets whether we remove elements related to AssertJ from assertion error stack trace.2093   * <p>2094   * Default is {@value org.assertj.core.configuration.Configuration#REMOVE_ASSERTJ_RELATED_ELEMENTS_FROM_STACK_TRACE}....

Source:Java6BDDSoftAssertionsProvider.java

...944   * Entry point to check that an exception of type T is thrown by a given {@code throwingCallable}945   * which allows to chain assertions on the thrown exception.946   * <p>947   * Example:948   * <pre><code class='java'> softly.thenExceptionOfType(IOException.class)949   *           .isThrownBy(() -&gt; { throw new IOException("boom!"); })950   *           .withMessage("boom!"); </code></pre>951   *952   * This method is more or less the same of {@link #thenThrownBy(ThrowingCallable)} but in a more natural way.953   *954   * @param <T> the Throwable type.955   * @param throwableType the Throwable type class.956   * @return the created {@link ThrowableTypeAssert}.957   * @since 3.23.0.958   */959  default <T extends Throwable> ThrowableTypeAssert<T> thenExceptionOfType(final Class<T> throwableType) {960    return new SoftThrowableTypeAssert<>(throwableType, this);961  }962  /**963   * Alias for {@link #thenExceptionOfType(Class)} for {@link RuntimeException}.964   *965   * @return the created {@link ThrowableTypeAssert}.966   *967   * @since 3.23.0968   */969  default ThrowableTypeAssert<RuntimeException> thenRuntimeException() {970    return thenExceptionOfType(RuntimeException.class);971  }972  /**973   * Alias for {@link #thenExceptionOfType(Class)} for {@link NullPointerException}.974   *975   * @return the created {@link ThrowableTypeAssert}.976   *977   * @since 3.23.0978   */979  default ThrowableTypeAssert<NullPointerException> thenNullPointerException() {980    return thenExceptionOfType(NullPointerException.class);981  }982  /**983   * Alias for {@link #thenExceptionOfType(Class)} for {@link IllegalArgumentException}.984   *985   * @return the created {@link ThrowableTypeAssert}.986   *987   * @since 3.23.0988   */989  default ThrowableTypeAssert<IllegalArgumentException> thenIllegalArgumentException() {990    return thenExceptionOfType(IllegalArgumentException.class);991  }992  /**993   * Alias for {@link #thenExceptionOfType(Class)} for {@link IOException}.994   *995   * @return the created {@link ThrowableTypeAssert}.996   *997   * @since 3.23.0998   */999  default ThrowableTypeAssert<IOException> thenIOException() {1000    return thenExceptionOfType(IOException.class);1001  }1002  /**1003   * Alias for {@link #thenExceptionOfType(Class)} for {@link IllegalStateException}.1004   *1005   * @return the created {@link ThrowableTypeAssert}.1006   *1007   * @since 3.23.01008   */1009  default ThrowableTypeAssert<IllegalStateException> thenIllegalStateException() {1010    return thenExceptionOfType(IllegalStateException.class);1011  }1012  /**1013   * Alias for {@link #thenExceptionOfType(Class)} for {@link Exception}.1014   *1015   * @return the created {@link ThrowableTypeAssert}.1016   *1017   * @since 3.23.01018   */1019  default ThrowableTypeAssert<Exception> thenException() {1020    return thenExceptionOfType(Exception.class);1021  }1022  /**1023   * Alias for {@link #thenExceptionOfType(Class)} for {@link ReflectiveOperationException}.1024   *1025   * @return the created {@link ThrowableTypeAssert}.1026   *1027   * @since 3.23.01028   */1029  default ThrowableTypeAssert<ReflectiveOperationException> thenReflectiveOperationException() {1030    return thenExceptionOfType(ReflectiveOperationException.class);1031  }1032  /**1033   * Alias for {@link #thenExceptionOfType(Class)} for {@link IndexOutOfBoundsException}.1034   *1035   * @return the created {@link ThrowableTypeAssert}.1036   *1037   * @since 3.23.01038   */1039  default ThrowableTypeAssert<IndexOutOfBoundsException> thenIndexOutOfBoundsException() {1040    return thenExceptionOfType(IndexOutOfBoundsException.class);1041  }1042}...

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