Nothing
# Tests the TwoStepParam class.
# library(bluster); library(testthat); source('test-twostep-param.R')
test_that("TwoStepParam constructor and utilities work correctly", {
X <- TwoStepParam()
expect_output(show(X), "TwoStepParam")
expect_s4_class(X[["first"]], "KmeansParam")
X[["first"]] <- HclustParam()
expect_s4_class(X[["first"]], "HclustParam")
})
test_that("clusterRows works correctly", {
m <- matrix(runif(10000), ncol=10)
out <- clusterRows(m, TwoStepParam())
expect_true(is.factor(out))
expect_identical(length(out), nrow(m))
out2 <- clusterRows(m, TwoStepParam(first=KmeansParam(100)))
expect_identical(length(out2), nrow(m))
expect_false(identical(out, out2))
out <- clusterRows(m, TwoStepParam(second=HclustParam()))
expect_identical(length(out), nrow(m))
expect_false(identical(out, out2))
full <- clusterRows(m, TwoStepParam(), full=TRUE)
expect_identical(length(full$cluster), nrow(m))
expect_type(full$objects$first, "list")
expect_type(full$objects$centroids, "double")
expect_type(full$objects$second, "list")
})
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