@Test
public void sumOfUnknownExpressionAndKnownExpressionIsUnknownExpression() {
BaselineProfile profileWithUnknownExpression = buildProfileWithUnknownExpression();
assertThat(subject.getExpression(factor1).isKnown(), is(true));
assertThat(subject.getExpression(factor2).isKnown(), is(true));
subject.sumProfile(profileWithUnknownExpression);
assertThat(subject.getExpression(factor1).isKnown(), is(false));
assertThat(subject.getExpression(factor2).isKnown(), is(true));
}
@Test
public void foldUnknownExpressionIsUnknownExpression() {
BaselineProfile profileWithUnknownExpression = buildProfileWithUnknownExpression();
BaselineProfile sumProfile = profileWithUnknownExpression.foldProfile(3);
assertThat(sumProfile.getExpression(factor1).isKnown(), is(false));
}