Nothing
test_that("LinearTerm constraints are converted correctly", {
x <- new_linear_term(new_linear_variable(1), coefficient = 1)
res <- 5 * x <= 10
expect_s3_class(res, "LinearConstraint")
expect_equal(res$rhs, 10)
expect_equal(terms_list(res$lhs), terms_list(5 * x + 0))
expect_equal(res$lhs$constant, 0)
expect_equal(res$sense, sense_leq)
res <- 5 * x >= 10
expect_s3_class(res, "LinearConstraint")
expect_equal(res$rhs, 10)
expect_equal(terms_list(res$lhs), terms_list(5 * x + 0))
expect_equal(res$lhs$constant, 0)
expect_equal(res$sense, sense_geq)
res <- 5 * x == 10
expect_s3_class(res, "LinearConstraint")
expect_equal(res$rhs, 10)
expect_equal(terms_list(res$lhs), terms_list(5 * x + 0))
expect_equal(res$lhs$constant, 0)
expect_equal(res$sense, sense_eq)
})
test_that("LinearFunctions constraints are converted correctly", {
x <- new_linear_term(new_linear_variable(1), coefficient = 1)
res <- 5 * x + 0 <= 10
expect_s3_class(res, "LinearConstraint")
expect_equal(res$rhs, 10)
expect_equal(terms_list(res$lhs), terms_list(5 * x + 0))
expect_equal(res$lhs$constant, 0)
expect_equal(res$sense, sense_leq)
res <- 5 * x + 0 >= 10
expect_s3_class(res, "LinearConstraint")
expect_equal(res$rhs, 10)
expect_equal(terms_list(res$lhs), terms_list(5 * x + 0))
expect_equal(res$lhs$constant, 0)
expect_equal(res$sense, sense_geq)
res <- 5 * x + 0 == 10
expect_s3_class(res, "LinearConstraint")
expect_equal(res$rhs, 10)
expect_equal(terms_list(res$lhs), terms_list(5 * x + 0))
expect_equal(res$lhs$constant, 0)
expect_equal(res$sense, sense_eq)
})
test_that("constraints are always in canonical form", {
x <- new_linear_term(new_linear_variable(1), coefficient = 1)
res <- 5 * x + 10 <= -3 * x + 1
expect_s3_class(res, "LinearConstraint")
expect_equal(res$rhs, -9)
expect_equal(res$sense, sense_leq)
})
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