src/main/java/org/fest/assertions/api/StringAssert.java
public @Nonnull
  StringAssert doesNotMatch(@Nonnull String regex) {
    strings.assertDoesNotMatch(description, actual, regex);
    return this;
  }
public @Nonnull
  StringAssert doesNotMatch(@Nonnull String regex) {
    strings.assertDoesNotMatch(description, actual, regex);
    return this;
  }
public @ Nonnull StringAssert doesNotMatch ( @ Nonnull String regex ) { strings . assertDoesNotMatch ( description , actual , regex ) ; return this ; }
Verifies that the <em>actual</em> {@code String} does not match the given regular expression.

@param regex the regular expression to which the <em>actual</em> {@code String} is to be matched.
@return {@code this} assertion object.
@throws NullPointerException if the given pattern is {@code null}.
@throws PatternSyntaxException if the regular expression's syntax is invalid.
@throws AssertionError if the <em>actual</em> {@code String} matches the given regular expression.
Verifies that the <em > actual< / em > { @code String } does not match the given regular expression .