public void RunTest()
{
// Valid input - Minimization
{
var optimizer = new SystemPerformanceOptimizer();
// Create the context.
var testableContext =
TestableSystemPerformanceOptimizationContext00.Get();
var context = testableContext.Context;
// Set optimization parameters.
double rarity = 0.05;
int sampleSize = 1000;
// Solve the problem.
var results = optimizer.Optimize(
context,
rarity,
sampleSize);
Assert.AreEqual(
expected: true,
actual: results.HasConverged);
DoubleMatrixAssert.AreEqual(
expected: testableContext.OptimalState,
actual: results.OptimalState,
delta: .03);
Assert.AreEqual(
expected: testableContext.OptimalPerformance,
actual: results.OptimalPerformance,
DoubleMatrixTest.Accuracy);
}
// Valid input - Maximization - with overrides
{
var optimizer = new SystemPerformanceOptimizer()
{
PerformanceEvaluationParallelOptions = { MaxDegreeOfParallelism = 1 },
SampleGenerationParallelOptions = { MaxDegreeOfParallelism = 1 }
};
// Create the context.
var testableContext =
TestableSystemPerformanceOptimizationContext01.Get();
var context = testableContext.Context;
// Set optimization parameters.
double rarity = 0.1;
int sampleSize = 1000;
// Solve the problem.
var results = optimizer.Optimize(
context,
rarity,
sampleSize);
Assert.AreEqual(
expected: true,
actual: results.HasConverged);
DoubleMatrixAssert.AreEqual(
expected: testableContext.OptimalState,
actual: results.OptimalState,
DoubleMatrixTest.Accuracy);
Assert.AreEqual(
expected: testableContext.OptimalPerformance,
actual: results.OptimalPerformance,
DoubleMatrixTest.Accuracy);
}
// Valid input - Maximization - without overrides
{
var optimizer = new SystemPerformanceOptimizer()
{
PerformanceEvaluationParallelOptions = { MaxDegreeOfParallelism = 1 },
SampleGenerationParallelOptions = { MaxDegreeOfParallelism = 1 }
};
// Create the context.
var testableContext =
TestableSystemPerformanceOptimizationContext02.Get();
var context = testableContext.Context;
// Set optimization parameters.
double rarity = 0.1;
int sampleSize = 1000;
// Solve the problem.
var results = optimizer.Optimize(
context,
rarity,
sampleSize);
Assert.AreEqual(
expected: true,
actual: results.HasConverged);
DoubleMatrixAssert.AreEqual(
expected: testableContext.OptimalState,
actual: results.OptimalState,
DoubleMatrixTest.Accuracy);
Assert.AreEqual(
expected: testableContext.OptimalPerformance,
actual: results.OptimalPerformance,
DoubleMatrixTest.Accuracy);
}
}
public void ConstructorTest()
{
// stateDimension is not positive
{
var STR_EXCEPT_PAR_MUST_BE_POSITIVE =
ImplementationServices.GetResourceString(
"STR_EXCEPT_PAR_MUST_BE_POSITIVE");
string parameterName = "stateDimension";
ArgumentExceptionAssert.Throw(
() =>
{
new SystemPerformanceOptimizationContext00(
stateDimension: 0,
optimizationGoal: OptimizationGoal.Minimization,
initialParameter: DoubleMatrix.Dense(2, 2,
new double[] { -1.0, 10000.0, -1.0, 10000.0 }),
minimumNumberOfIterations: 3,
maximumNumberOfIterations: 10000);
},
expectedType: typeof(ArgumentOutOfRangeException),
expectedPartialMessage:
STR_EXCEPT_PAR_MUST_BE_POSITIVE,
expectedParameterName: parameterName);
}
// optimizationGoal is not a field of OptimizationGoal
{
var STR_EXCEPT_NOT_FIELD_OF_OPTIMIZATION_GOAL =
ImplementationServices.GetResourceString(
"STR_EXCEPT_NOT_FIELD_OF_OPTIMIZATION_GOAL");
string parameterName = "optimizationGoal";
ArgumentExceptionAssert.Throw(
() =>
{
new SystemPerformanceOptimizationContext00(
stateDimension: 2,
optimizationGoal: (OptimizationGoal)(-1),
initialParameter: DoubleMatrix.Dense(2, 2,
new double[] { -1.0, 10000.0, -1.0, 10000.0 }),
minimumNumberOfIterations: 3,
maximumNumberOfIterations: 10000);
},
expectedType: typeof(ArgumentException),
expectedPartialMessage:
STR_EXCEPT_NOT_FIELD_OF_OPTIMIZATION_GOAL,
expectedParameterName: parameterName);
}
// initialParameter is null
{
string parameterName = "initialParameter";
ArgumentExceptionAssert.Throw(
() =>
{
new SystemPerformanceOptimizationContext00(
stateDimension: 2,
optimizationGoal: OptimizationGoal.Minimization,
initialParameter: null,
minimumNumberOfIterations: 3,
maximumNumberOfIterations: 10000);
},
expectedType: typeof(ArgumentNullException),
expectedPartialMessage:
ArgumentExceptionAssert.NullPartialMessage,
expectedParameterName: parameterName);
}
// minimumNumberOfIterations is not positive
{
var STR_EXCEPT_PAR_MUST_BE_POSITIVE =
ImplementationServices.GetResourceString(
"STR_EXCEPT_PAR_MUST_BE_POSITIVE");
string parameterName = "minimumNumberOfIterations";
ArgumentExceptionAssert.Throw(
() =>
{
new SystemPerformanceOptimizationContext00(
stateDimension: 2,
optimizationGoal: OptimizationGoal.Minimization,
initialParameter: DoubleMatrix.Dense(2, 2,
new double[] { -1.0, 10000.0, -1.0, 10000.0 }),
minimumNumberOfIterations: 0,
maximumNumberOfIterations: 10000);
},
expectedType: typeof(ArgumentOutOfRangeException),
expectedPartialMessage:
STR_EXCEPT_PAR_MUST_BE_POSITIVE,
expectedParameterName: parameterName);
}
// maximumNumberOfIterations is not positive
{
var STR_EXCEPT_PAR_MUST_BE_POSITIVE =
ImplementationServices.GetResourceString(
"STR_EXCEPT_PAR_MUST_BE_POSITIVE");
string parameterName = "maximumNumberOfIterations";
ArgumentExceptionAssert.Throw(
() =>
{
new SystemPerformanceOptimizationContext00(
stateDimension: 2,
optimizationGoal: OptimizationGoal.Minimization,
initialParameter: DoubleMatrix.Dense(2, 2,
new double[] { -1.0, 10000.0, -1.0, 10000.0 }),
minimumNumberOfIterations: 3,
maximumNumberOfIterations: 0);
},
expectedType: typeof(ArgumentOutOfRangeException),
expectedPartialMessage:
STR_EXCEPT_PAR_MUST_BE_POSITIVE,
expectedParameterName: parameterName);
}
// minimumNumberOfIterations is greater than maximumNumberOfIterations
{
var STR_EXCEPT_PAR_MUST_BE_GREATER_THAN_OTHER =
string.Format(
ImplementationServices.GetResourceString(
"STR_EXCEPT_PAR_MUST_BE_GREATER_THAN_OTHER"),
"maximumNumberOfIterations",
"minimumNumberOfIterations");
string parameterName = "maximumNumberOfIterations";
ArgumentExceptionAssert.Throw(
() =>
{
new SystemPerformanceOptimizationContext00(
stateDimension: 2,
optimizationGoal: OptimizationGoal.Minimization,
initialParameter: DoubleMatrix.Dense(2, 2,
new double[] { -1.0, 10000.0, -1.0, 10000.0 }),
minimumNumberOfIterations: 3,
maximumNumberOfIterations: 2);
},
expectedType: typeof(ArgumentException),
expectedPartialMessage:
STR_EXCEPT_PAR_MUST_BE_GREATER_THAN_OTHER,
expectedParameterName: parameterName);
}
// valid input - LowerThanLevel
{
var testableContext =
TestableSystemPerformanceOptimizationContext00.Get();
var context = testableContext.Context;
Assert.AreEqual(
expected: testableContext.StateDimension,
actual: context.StateDimension);
Assert.AreEqual(
expected: testableContext.TraceExecution,
actual: context.TraceExecution);
Assert.AreEqual(
expected: testableContext.EliteSampleDefinition,
actual: context.EliteSampleDefinition);
Assert.AreEqual(
expected: testableContext.OptimizationGoal,
actual: context.OptimizationGoal);
DoubleMatrixAssert.AreEqual(
expected: testableContext.InitialParameter,
actual: context.InitialParameter,
DoubleMatrixTest.Accuracy);
Assert.AreEqual(
expected: testableContext.MinimumNumberOfIterations,
actual: context.MinimumNumberOfIterations);
Assert.AreEqual(
expected: testableContext.MaximumNumberOfIterations,
actual: context.MaximumNumberOfIterations);
}
// valid input - HigherThanLevel
{
var testableContext = TestableSystemPerformanceOptimizationContext01.Get();
var context = testableContext.Context;
Assert.AreEqual(
expected: testableContext.StateDimension,
actual: context.StateDimension);
Assert.AreEqual(
expected: testableContext.TraceExecution,
actual: context.TraceExecution);
Assert.AreEqual(
expected: testableContext.EliteSampleDefinition,
actual: context.EliteSampleDefinition);
Assert.AreEqual(
expected: testableContext.OptimizationGoal,
actual: context.OptimizationGoal);
DoubleMatrixAssert.AreEqual(
expected: testableContext.InitialParameter,
actual: context.InitialParameter,
DoubleMatrixTest.Accuracy);
Assert.AreEqual(
expected: testableContext.MinimumNumberOfIterations,
actual: context.MinimumNumberOfIterations);
Assert.AreEqual(
expected: testableContext.MaximumNumberOfIterations,
actual: context.MaximumNumberOfIterations);
}
}
