@Test
  public void theLaddersCanViewAggregateJobNumbersByRecruiterAppliedToBy1Person()
      throws IOException {
    StringWriter writer = new StringWriter();
    underTest.showNumberOfApplicationsByRecruiter(recruiterWithOneApplication, writer);

    assertThat(writer.toString(), containsString("The recruiter named 'One' has 1 application."));
  }
  @Test
  public void theLaddersCanViewAggregateJobNumbersByRecruiterAppliedToByNobody()
      throws IOException {
    StringWriter writer = new StringWriter();
    underTest.showNumberOfApplicationsByRecruiter(new Recruiter(new Name("None")), writer);

    assertThat(
        writer.toString(), containsString("The recruiter named 'None' has no applications."));
  }