public void TestIsValidComponentsAreMissing()
{
ClimberConfiguration <TestIntegerEvaluableState, int> config = ClimberConfiguration <TestIntegerEvaluableState, int> .Create();
Assert.IsNotNull(config);
Assert.IsFalse(config.IsValid());
}
public void TestCreateFromConfigurationWithDefinedDirection()
{
ClimberConfiguration <TestIntegerEvaluableState, int> config = ClimberConfiguration <TestIntegerEvaluableState, int> .Create()
.GeneratesSuccessorsWith(generator)
.ClimbsInDirection(ClimberDirection.Maximize);
Assert.IsNotNull(config);
Assert.IsTrue(config.IsValid());
}
public void TestCreateFromConfigurationWithCustomComparer()
{
IComparer <TestIntegerEvaluableState> comparer = new MinimizingComparer <TestIntegerEvaluableState>();
ClimberConfiguration <TestIntegerEvaluableState, int> config = ClimberConfiguration <TestIntegerEvaluableState, int> .Create()
.GeneratesSuccessorsWith(generator)
.ComparesUsing(comparer);
Assert.IsNotNull(config);
Assert.IsTrue(config.IsValid());
}
public void TestCreateFromConfigurationWithDefaults()
{
ClimberConfiguration <TestIntegerEvaluableState, int> config = ClimberConfiguration <TestIntegerEvaluableState, int> .Create()
.GeneratesSuccessorsWith(generator);
IComparer <TestIntegerEvaluableState> expectedComparer = new MaximizingComparer <TestIntegerEvaluableState>();
Assert.IsNotNull(config);
Assert.IsTrue(config.IsValid());
}
public void TestRandomRestartHillClimberIncrementingRestartPoint()
{
comparer = new MaximizingComparer <TestIntegerEvaluableState>();
generator = new TestExponentialIntegerSuccessorGenerator();
var climberConfiguration = new ClimberConfiguration <TestIntegerEvaluableState, int>()
.ComparesUsing(comparer)
.GeneratesSuccessorsWith((c) => generator.GetSuccessors(c));
randomizer = new TestIntegerRandomizerSimulator();
climber = new RandomRestartHillClimber <TestIntegerEvaluableState, int>(5, randomizer, climberConfiguration);
RunTest(climber, 1, 10000);
}
public void TestRandomRestartHillClimberSameRestartPointEachTime()
{
comparer = new MaximizingComparer <TestIntegerEvaluableState>();
generator = new TestLinearIntegerSuccessorGenerator();
randomizer = new TestIntegerEvaluableStateNonRandomizer();
var climberConfiguration = new ClimberConfiguration <TestIntegerEvaluableState, int>()
.ComparesUsing(comparer)
.GeneratesSuccessorsWith((c) => generator.GetSuccessors(c));
randomizer = new TestIntegerEvaluableStateNonRandomizer();
climber = new RandomRestartHillClimber <TestIntegerEvaluableState, int>(5, randomizer, climberConfiguration);
RunTest(climber, 2, 100);
}
public void TestBuildCreatesClimberWhenValid()
{
IComparer <TestIntegerEvaluableState> comparer = new MinimizingComparer <TestIntegerEvaluableState>();
ClimberConfiguration <TestIntegerEvaluableState, int> config = ClimberConfiguration <TestIntegerEvaluableState, int> .Create()
.GeneratesSuccessorsWith(generator)
.ComparesUsing(comparer);
IHillClimber <TestIntegerEvaluableState, int> climber = null;
try
{
climber = config.Build();
}
catch
{
Assert.Fail("Build threw an exception");
}
Assert.IsNotNull(climber);
}
public void TestBuildThrowsCorrectExceptionWhenInvalid()
{
IComparer <TestIntegerEvaluableState> comparer = new MinimizingComparer <TestIntegerEvaluableState>();
ClimberConfiguration <TestIntegerEvaluableState, int> config = ClimberConfiguration <TestIntegerEvaluableState, int> .Create();
IHillClimber <TestIntegerEvaluableState, int> climber = null;
bool caught = false;
try
{
climber = config.Build();
}
catch (ConfigurationException)
{
caught = true;
}
Assert.IsTrue(caught);
Assert.IsNull(climber);
}
