How to use asBase64Decoded method of org.assertj.core.api.AbstractStringAssert class

Best Assertj code snippet using org.assertj.core.api.AbstractStringAssert.asBase64Decoded

Source:AbstractStringAssert.java

...233   * Decodes the actual value as a Base64 encoded string, the decoded bytes becoming the new array under test.234   * <p>235   * Examples:236   * <pre><code class='java'> // assertion succeeds237   * assertThat(&quot;QXNzZXJ0Sg==&quot;).asBase64Decoded().containsExactly("AssertJ".getBytes());238   *239   * // assertion succeeds even without padding as it is optional by specification240   * assertThat(&quot;QXNzZXJ0Sg&quot;).asBase64Decoded().containsExactly("AssertJ".getBytes());241   *242   * // assertion fails as it has invalid Base64 characters243   * assertThat(&quot;inv@lid&quot;).asBase64Decoded();</code></pre>244   *245   * @return a new {@link ByteArrayAssert} instance whose array under test is the result of the decoding.246   * @throws AssertionError if the actual value is {@code null}.247   * @throws AssertionError if the actual value is not a valid Base64 encoded string.248   *249   * @since 3.22.0250   */251  @CheckReturnValue252  public AbstractByteArrayAssert<?> asBase64Decoded() {253    isBase64();254    return new ByteArrayAssert(Base64.getDecoder().decode(actual)).withAssertionState(myself);255  }256  /**257   * @deprecated use {@link #asBase64Decoded()} instead.258   * <p>259   * Decodes the actual value as a Base64 encoded string, the decoded bytes becoming the new array under test.260   * <p>261   * Examples:262   * <pre><code class='java'> // assertion succeeds263   * assertThat(&quot;QXNzZXJ0Sg==&quot;).decodedAsBase64().containsExactly("AssertJ".getBytes());264   *265   * // assertion succeeds even without padding as it is optional by specification266   * assertThat(&quot;QXNzZXJ0Sg&quot;).decodedAsBase64().containsExactly("AssertJ".getBytes());267   *268   * // assertion fails as it has invalid Base64 characters269   * assertThat(&quot;inv@lid&quot;).decodedAsBase64();</code></pre>270   *271   * @return a new {@link ByteArrayAssert} instance whose array under test is the result of the decoding.272   * @throws AssertionError if the actual value is {@code null}.273   * @throws AssertionError if the actual value is not a valid Base64 encoded string.274   *275   * @since 3.16.0276   */277  @Deprecated278  @CheckReturnValue279  public AbstractByteArrayAssert<?> decodedAsBase64() {280    return asBase64Decoded();281  }282  /**283   * Use the given custom comparator instead of relying on {@link String} natural comparator for the incoming assertions.284   * <p>285   * The custom comparator is bound to an assertion instance, meaning that if a new assertion instance is created286   * it is forgotten and the default ({@link String} natural comparator) is used.287   * <p>288   * Examples :289   * <pre><code class='java'> // assertions succeed290   * assertThat(&quot;abc&quot;).usingComparator(CASE_INSENSITIVE)291   *                  .isEqualTo(&quot;Abc&quot;)292   *                  .isEqualTo(&quot;ABC&quot;);293   *294   * // assertion fails as it relies on String natural comparator...

asBase64Decoded

Using AI Code Generation

1import org.assertj.core.api.Assertions;2public class Base64DecodeTest {3    public static void main(String[] args) {4        String encodedString = "SGVsbG8gV29ybGQh";5        String decodedString = Assertions.assertThat(encodedString)6                .asBase64Decoded()7                .asString();8        System.out.println(decodedString);9    }10}

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