1
2##  Copyright (C) 2015 - 2019  Wush Wu
3##
4##  This file is part of Rcpp.
5##
6##  Rcpp is free software: you can redistribute it and/or modify it
7##  under the terms of the GNU General Public License as published by
8##  the Free Software Foundation, either version 2 of the License, or
9##  (at your option) any later version.
10##
11##  Rcpp is distributed in the hope that it will be useful, but
12##  WITHOUT ANY WARRANTY; without even the implied warranty of
13##  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14##  GNU General Public License for more details.
15##
16##  You should have received a copy of the GNU General Public License
17##  along with Rcpp.  If not, see <http://www.gnu.org/licenses/>.
18
19if (Sys.getenv("RunAllRcppTests") != "yes") exit_file("Set 'RunAllRcppTests' to 'yes' to run.")
20
21#    test.Sugar.var <- function() {
22fNumeric <- Rcpp::cppFunction('double myVar(NumericVector x) { return(var(x)); }')
23fInteger <- Rcpp::cppFunction('double myVar(IntegerVector x) { return(var(x)); }')
24fComplex <- Rcpp::cppFunction('double myVar(ComplexVector x) { return(var(x)); }')
25fLogical <- Rcpp::cppFunction('double myVar(LogicalVector x) { return(var(x)); }')
26test_data_real <- 1:10
27expect_equal(fNumeric(test_data_real * 1.1), var(test_data_real * 1.1))
28expect_equal(fInteger(test_data_real), var(test_data_real))
29test_data_complex_1 <- complex(real = 5:1, imag = 2:6)
30test_data_complex_2 <- complex(real = 1:5, imag = 6:10)
31test_data_complex_1_known_var <- 5
32test_data_complex_2_known_var <- 5
33expect_equal(fComplex(test_data_complex_1), test_data_complex_1_known_var)
34expect_equal(fComplex(test_data_complex_2), test_data_complex_2_known_var)
35test_data_logical <- c(TRUE, FALSE, TRUE, FALSE, TRUE)
36expect_equal(fLogical(test_data_logical), var(test_data_logical))
37