DifferentialExpression implements Expression { public boolean isUnderExpressed() { return foldChange < 0; } DifferentialExpression(double pValue, double foldChange); double getPValue(); double getFoldChange(); boolean isRegulatedLike(Regulation regulation); @Override boolean equals(Object object); @Override int hashCode(); @Override double getLevel(); boolean isOverExpressed(); boolean isUnderExpressed(); double getAbsoluteFoldChange(); @Override JsonObject toJson(); @Override String toString();  }
@Test public void testIsUnderExpressed() { assertThat(subject.isUnderExpressed(), is(false)); }