Running 'spelling.R' [0s/1s]
  Running 'testthat.R' [10s/64s]
Running the tests in 'tests/testthat.R' failed.
Complete output:
  > library(testthat)
  > library(curl)
  > 
  > # Comply with CRAN policy: skip tests if no internet
  > if(curl::has_internet()){
  +   test_check("curl")
  + }
  This is libcurl version 7.72.0 with GnuTLS/3.6.15 
  Not using http://hb.opencpu.org: The requested URL returned error: 502 Bad Gateway
  Using test server: https://eu.httpbin.org 
  -- FAILURE (test-handle.R:12:3): Redirect --------------------------------------
  curl_fetch_memory(httpbin("redirect/6"), handle = h)$status not equal to 200.
  1/1 mismatches
  [1] 404 - 200 == 204
  
  -- FAILURE (test-handle.R:13:3): Redirect --------------------------------------
  curl_fetch_memory(httpbin("relative-redirect/6"), handle = h)$status not equal to 200.
  1/1 mismatches
  [1] 404 - 200 == 204
  
  -- FAILURE (test-handle.R:14:3): Redirect --------------------------------------
  curl_fetch_memory(httpbin("absolute-redirect/6"), handle = h)$status not equal to 200.
  1/1 mismatches
  [1] 404 - 200 == 204
  
  -- Skip (test-idn.R:6:3): IDN domain names -------------------------------------
  Reason: On CRAN
  
  -- FAILURE (test-post.R:23:3): Post text data ----------------------------------
  `input` not equal to `output`.
  Component "headers": Component "X-Amzn-Trace-Id": 1 string mismatch
  
  -- FAILURE (test-post.R:30:3): Post text data ----------------------------------
  rawToChar(req$content) not equal to paste0(txt2, "\n", collapse = "").
  1/1 mismatches
  x[1]: "{\n  \"args\": {}, \n  \"data\": \"moo=moomooo\", \n  \"files\": {}, \n  
  x[1]: \"form\": {}, \n  \"headers\": {\n    \"Accept\": \"*/*\", \n    \"Accept-
  x[1]: Encoding\": \"deflate, gzip, br\", \n    \"Cache-Control\": \"no-cache\", 
  x[1]: \n    \"Content-Length\": \"11\", \n    \"Content-Type\": \"text/moo\", \n
  x[1]:     \"Host\": \"eu.httpbin.org\", \n    \"User-Agent\": \"A cow\", \n  ...
  y[1]: "{\n  \"args\": {}, \n  \"data\": \"moo=moomooo\", \n  \"files\": {}, \n  
  y[1]: \"form\": {}, \n  \"headers\": {\n    \"Accept\": \"*/*\", \n    \"Accept-
  y[1]: Encoding\": \"deflate, gzip, br\", \n    \"Cache-Control\": \"no-cache\", 
  y[1]: \n    \"Content-Length\": \"11\", \n    \"Content-Type\": \"text/moo\", \n
  y[1]:     \"Host\": \"eu.httpbin.org\", \n    \"User-Agent\": \"A cow\", \n  ...
  
  -- Skipped tests  --------------------------------------------------------------
  * On CRAN (1)
  
  == testthat results  ===========================================================
  FAILURE (test-handle.R:12:3): Redirect
  FAILURE (test-handle.R:13:3): Redirect
  FAILURE (test-handle.R:14:3): Redirect
  FAILURE (test-post.R:23:3): Post text data
  FAILURE (test-post.R:30:3): Post text data
  
  [ FAIL 5 | WARN 0 | SKIP 1 | PASS 214 ]
  Error: Test failures
  Execution halted