Running 'testthat.R' [0m/21m]
Running the tests in 'tests/testthat.R' failed.
Complete output:
  > ## load dependencies
  > library(testthat)
  > library(qrandom)
  > 
  > ## test package separated with filter due to limited Travis-CI build time
  > test_check('qrandom', filter = "qrandom")
  Request 1/2:
  -- 1. Error: qrandom (@test-qrandom.R#25)  -------------------------------------
  cannot open the connection to 'https://qrng.anu.edu.au/API/jsonI.php?length=1&type=hex16&size=7'
  1: qrandomnorm(method = "polar") at testthat/test-qrandom.R:25
  2: marsaglia_bray(n = n, mean = mean, sd = sd)
  3: qrandomunif(n)
  4: qrandom(n = n, type = "hex16", blocksize = 7)
  5: get_sequence(n = n, type = type, blocksize = blocksize)
  6: getConnection(website = urltxt, open = "r")
  7: url(website, ..., method = "libcurl")
  
  -- 2. Error: qrandommaxint() gives expected output (@test-qrandommaxint.R#16)  -
  cannot open the connection to 'https://qrng.anu.edu.au/API/jsonI.php?length=2&type=hex16&size=4'
  1: qrandommaxint(2) at testthat/test-qrandommaxint.R:16
  2: qrandom::qrandom(n = n, type = "hex16", blocksize = 4)
  3: get_sequence(n = n, type = type, blocksize = blocksize)
  4: getConnection(website = urltxt, open = "r")
  5: url(website, ..., method = "libcurl")
  
  -- 3. Error: qrandomnorm (@test-qrandomnorm.R#4)  ------------------------------
  cannot open the connection to 'https://qrng.anu.edu.au/API/jsonI.php?length=10&type=hex16&size=7'
  1: qrandomnorm(10) at testthat/test-qrandomnorm.R:4
  2: qrandomunif(n = n)
  3: qrandom(n = n, type = "hex16", blocksize = 7)
  4: get_sequence(n = n, type = type, blocksize = blocksize)
  5: getConnection(website = urltxt, open = "r")
  6: url(website, ..., method = "libcurl")
  
  -- 4. Error: qrandomunif (@test-qrandomunif.R#4)  ------------------------------
  cannot open the connection to 'https://qrng.anu.edu.au/API/jsonI.php?length=10&type=hex16&size=7'
  1: qrandomunif(10) at testthat/test-qrandomunif.R:4
  2: qrandom(n = n, type = "hex16", blocksize = 7)
  3: get_sequence(n = n, type = type, blocksize = blocksize)
  4: getConnection(website = urltxt, open = "r")
  5: url(website, ..., method = "libcurl")
  
  == testthat results  ===========================================================
  [ OK: 26 | SKIPPED: 0 | WARNINGS: 4 | FAILED: 4 ]
  1. Error: qrandom (@test-qrandom.R#25) 
  2. Error: qrandommaxint() gives expected output (@test-qrandommaxint.R#16) 
  3. Error: qrandomnorm (@test-qrandomnorm.R#4) 
  4. Error: qrandomunif (@test-qrandomunif.R#4) 
  
  Error: testthat unit tests failed
  Execution halted