@Test
public void results() {
final Algorithm algorithm = mockery.mock(Algorithm.class);
final OptimisationSolution mockSolution1 =
new OptimisationSolution(Vector.of(1.0), new MinimisationFitness(1.0));
final FunctionOptimisationProblem mockProblem = mockery.mock(FunctionOptimisationProblem.class);
mockery.checking(
new Expectations() {
{
exactly(3).of(algorithm).getBestSolution();
will(returnValue(mockSolution1));
exactly(3).of(algorithm).getOptimisationProblem();
will(returnValue(mockProblem));
exactly(3).of(mockProblem).getError(Vector.of(1.0));
will(onConsecutiveCalls(returnValue(5.0), returnValue(4.0), returnValue(0.0)));
exactly(3).of(algorithm).getIterations();
will(onConsecutiveCalls(returnValue(1), returnValue(2), returnValue(3)));
}
});
Measurement m = new CollectiveMeanError();
Assert.assertEquals(5.0, ((Real) m.getValue(algorithm)).doubleValue(), 0.00001);
Assert.assertEquals(4.5, ((Real) m.getValue(algorithm)).doubleValue(), 0.00001);
Assert.assertEquals(3.0, ((Real) m.getValue(algorithm)).doubleValue(), 0.00001);
}
@Test
public void testMean() {
Algorithm algorithm = mock(Algorithm.class);
Measurement innerMeasurement = mock(Measurement.class);
when(innerMeasurement.getValue(any(Algorithm.class)))
.thenReturn(Vector.of(1.0, 2.0, 3.0, 4.0, 5.0));
MeanOfVectorMeasurement measurement = new MeanOfVectorMeasurement();
measurement.setMeasurement(innerMeasurement);
assertEquals(3.0, ((Real) measurement.getValue(algorithm)).doubleValue(), Maths.EPSILON);
}