Merge branch 'R'

# Conflicts:
#	.gitignore
#	README.md
#	new_R/src/syncrng.c

1 files changed, 63 insertions, 0 deletions

diff --git a/new_R/tests/testthat/tests.R b/new_R/tests/testthat/tests.R
new file mode 100644
index 0000000..59dc004
--- /dev/null
+++ b/new_R/tests/testthat/tests.R
@@ -0,0 +1,63 @@
+library(SyncRNG)
+context("SyncRNG unit tests")
+
+test_that("test_randi", {
+  s <- SyncRNG(seed=123456)
+  expect_equal(s$randi(), 959852049)
+  expect_equal(s$randi(), 2314333085)
+  expect_equal(s$randi(), 2255782734)
+  expect_equal(s$randi(), 2921461239)
+  expect_equal(s$randi(), 1024197102)
+})
+
+test_that("test_rand", {
+  s <- SyncRNG(seed=123456)
+  expect_equal(s$rand(), 959852049 /(2**32))
+  expect_equal(s$rand(), 2314333085/(2**32))
+  expect_equal(s$rand(), 2255782734/(2**32))
+  expect_equal(s$rand(), 2921461239/(2**32))
+  expect_equal(s$rand(), 1024197102/(2**32))
+})
+
+test_that("test_randbelow", {
+  s <- SyncRNG(seed=123456)
+  expect_equal(s$randbelow(5), 4)
+  expect_equal(s$randbelow(5), 0)
+  expect_equal(s$randbelow(5), 4)
+  expect_equal(s$randbelow(5), 4)
+  expect_equal(s$randbelow(5), 2)
+})
+
+test_that("test_shuffle", {
+  s <- SyncRNG(seed=123456)
+  x <- c(1, 2, 3, 4, 5)
+  y <- s$shuffle(x)
+  expect_equal(y, c(3, 4, 1, 2, 5))
+})
+
+test_that("test_first_1000", {
+  s <- SyncRNG(seed=0)
+  fileName <- "./first_1000_seed_0.txt"
+  conn <- file(fileName, open="r")
+  linn <- readLines(conn)
+  for (i in 1:length(linn)) {
+	  exp <- as.numeric(linn[i])
+	  expect_equal(exp, s$randi())
+  }
+  close(conn)
+})
+
+printf <- function(...) invisible(cat(sprintf(...)));
+
+test_that("test_first_1000_unif", {
+  set.seed(0, 'user', 'user')
+  fileName <- "./first_1000_seed_0.txt"
+  conn <- file(fileName, open="r")
+  linn <- readLines(conn)
+  for (i in 1:length(linn)) {
+	  exp <- as.numeric(linn[i])
+      u <- as.numeric(runif(1)*(2**32 - 1))
+	  expect_equal(exp, u)
+  }
+  close(conn)
+})