Nothing
context("jacobi()")
test_that("basic", {
expect_equal(
jacobi(3),
structure(
list(
c("x" = 1, "coef" = -7.5),
c("x" = 3, "coef" = 17.5)
),
"class" = c("jacobi", "mpoly"),
"jacobi" = list(
"degree" = 0,
"kind" = "p",
"indeterminate" = "x",
"normalized" = FALSE,
"alpha" = 1,
"beta" = 1
)
)
)
})
test_that("normalized", {
expect_equal(
jacobi(3, normalized = TRUE),
structure(
list(
c("x" = 1, "coef" = -3.557562),
c("x" = 3, "coef" = 8.300979)
),
"class" = c("jacobi", "mpoly"),
"jacobi" = list(
"degree" = 0,
"kind" = "p",
"indeterminate" = "x",
"normalized" = TRUE,
"alpha" = 1,
"beta" = 1
)
),
tolerance = 1e-5
)
})
test_that("alpha and beta", {
expect_equal(
jacobi(2, alpha = 2, beta = 3),
structure(
list(
c("coef" = -1),
c("x" = 1, "coef" = -2),
c("x" = 2, "coef" = 9)
),
"class" = c("jacobi", "mpoly"),
"jacobi" = list(
"degree" = 0,
"kind" = "p",
"indeterminate" = "x",
"normalized" = FALSE,
"alpha" = 2,
"beta" = 3
)
)
)
})
test_that("kind = g", {
expect_equal(
jacobi(2, kind = "g"),
structure(
list(
c("coef" = 1/6),
c("x" = 1, "coef" = -1),
c("x" = 2, "coef" = 1)
),
"class" = c("jacobi", "mpoly"),
"jacobi" = list(
"degree" = 0,
"kind" = "g",
"indeterminate" = "x",
"normalized" = FALSE,
"alpha" = 1,
"beta" = 1
)
)
)
})
test_that("degree is vectorized", {
expect_equal(
jacobi(0:1),
structure(
list(
structure(
list(
c("coef" = 1)
),
"class" = c("jacobi", "mpoly"),
"jacobi" = list(
"degree" = 0,
"kind" = "p",
"indeterminate" = "x",
"normalized" = FALSE,
"alpha" = 1,
"beta" = 1
)
),
structure(
list(
c("x" = 1, "coef" = 3)
),
"class" = c("jacobi", "mpoly"),
"jacobi" = list(
"degree" = 1,
"kind" = "p",
"indeterminate" = "x",
"normalized" = FALSE,
"alpha" = 1,
"beta" = 1
)
)
),
class = "mpolyList"
)
)
})
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