#!/usr/bin/r -t
# -*- mode: R; tab-width: 4; -*-
#
# Copyright (C) 2014 Dirk Eddelbuettel, Romain Francois and Kevin Ushey
#
# This file is part of Rcpp.
#
# Rcpp is free software: you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 2 of the License, or
# (at your option) any later version.
#
# Rcpp is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Rcpp. If not, see <http://www.gnu.org/licenses/>.
.runThisTest <- Sys.getenv("RunAllRcppTests") == "yes"
if (.runThisTest) {
.setUp <- Rcpp:::unitTestSetup("Subset.cpp")
test.subset <- function() {
x <- rnorm(5)
names(x) <- letters[1:5]
checkIdentical( x[c(1, 2, 3)], subset_test_int(x, c(0L, 1L, 2L)) )
checkException( subset_test_int(x, -1L) )
checkException( subset_test_int(x, length(x)) )
checkIdentical( x[c(1, 2, 3)], subset_test_num(x, c(0, 1, 2)),
"numeric subsetting")
checkIdentical( x[ c('b', 'a') ], subset_test_char(x, c('b', 'a')),
"character subsetting")
checkException( subset_test_char( c(1, 2, 3), 'a' ),
"character subsetting -- no names on x")
lgcl <- c(TRUE, FALSE, TRUE, TRUE, FALSE)
checkIdentical(
x[lgcl],
subset_test_lgcl(x, lgcl),
"logical subsetting" )
names(x) <- c('a', 'b', 'b', 'c', 'd')
checkIdentical(
x['b'],
subset_test_char(x, 'b'),
"character subsetting -- duplicated name")
l <- as.list(x)
checkIdentical(
l[c('b', 'c')],
subset_test_list(x, c('b', 'c')),
"list subsetting")
checkIdentical(
x[ x > 0 ],
subset_test_greater_0(x),
"sugar subsetting (x[x > 0])")
x <- as.numeric(-2:2)
checkIdentical(
c(-2, -1, 0, 0, 0),
subset_test_assign(x)
)
attr(x, "foo") <- "bar"
y <- subset_test_int(x, 0L)
checkIdentical( attr(y, "foo"), "bar" )
checkIdentical(subset_assign_subset(1:6), c(0,0,0,4,5,6))
checkIdentical(subset_assign_subset2(1:6), c(4,5,6,0,0,0))
checkIdentical(subset_assign_subset3(1:6), c(4,4,4,0,0,0))
checkIdentical(subset_assign_subset4(seq(2, 4, 0.2)), c(2L,2L,2L,2L,2L,3L,0L,0L,0L,0L,0L))
checkException(subset_assign_subset5(1:6), msg = "index error")
checkIdentical(subset_assign_vector_size_1(1:6,7), c(7,7,7,4,5,6))
x <- rnorm(10)
y <- sample(10, 5)
checkIdentical(subset_sugar_add(x, y - 1L), x[y] + x[y])
}
}
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