Nothing
test_that("on_optimization_begin works", {
callback = callback_optimization(id = "test",
on_optimization_begin = function(callback, context) {
context$instance$terminator$param_set$values$n_evals = 20
}
)
instance = OptimInstanceSingleCrit$new(
objective = OBJ_1D,
search_space = PS_1D,
terminator = trm("evals", n_evals = 10),
callbacks = list(callback)
)
optimizer = opt("random_search")
optimizer$optimize(instance)
expect_class(get_private(instance)$.context, "ContextOptimization")
expect_equal(instance$terminator$param_set$values$n_evals, 20)
})
test_that("on_optimization_end works", {
callback = callback_optimization(id = "test",
on_optimization_end = function(callback, context) {
context$instance$terminator$param_set$values$n_evals = 20
}
)
instance = OptimInstanceSingleCrit$new(
objective = OBJ_1D,
search_space = PS_1D,
terminator = trm("evals", n_evals = 10),
callbacks = list(callback)
)
optimizer = opt("random_search")
optimizer$optimize(instance)
expect_class(get_private(instance)$.context, "ContextOptimization")
expect_equal(instance$terminator$param_set$values$n_evals, 20)
})
test_that("on_result in OptimInstanceSingleCrit works", {
callback = callback_optimization(id = "test",
on_result = function(callback, context) {
context$result$y = 2
}
)
instance = OptimInstanceSingleCrit$new(
objective = OBJ_1D,
search_space = PS_1D,
terminator = trm("evals", n_evals = 10),
callbacks = list(callback)
)
optimizer = opt("random_search")
optimizer$optimize(instance)
expect_class(get_private(instance)$.context, "ContextOptimization")
expect_equal(instance$result$y, 2)
})
test_that("on_result in OptimInstanceMultiCrit works", {
callback = callback_optimization(id = "test",
on_result = function(callback, context) {
context$result$y1 = 2
context$result$y2 = 2
}
)
instance = OptimInstanceMultiCrit$new(
objective = OBJ_2D_2D,
search_space = PS_2D,
terminator = trm("evals", n_evals = 10),
callbacks = list(callback)
)
optimizer = opt("random_search")
optimizer$optimize(instance)
expect_equal(unique(instance$result$y1), 2)
expect_equal(unique(instance$result$y2), 2)
})
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