code: public static void it(String text, Invokable block) {
  		failIfNoSuiteBuilderAvailable("it");
  		suiteBuilder.it(text, block);
  	}
docs: Create a new spec.
  <p>Specs are used to validate a specific test condition.
  <p>For example:
  <pre>{@code
  it("returns a list containing one item", () -> {
  assertEquals(1, getList().size());
  });
  }</pre>
  @param text A description of the expected behavior
  @param block A code block that implements the validation