Fix input tests

- Use export on S3methods (required in R > 4, see r-lib/devtools#2293 (comment))
- Use versioned wikipedia urls
- Skip if wikipedia cannot be reached

NAMESPACE

@@ -1,5 +1,10 @@
 # Generated by roxygen2: do not edit by hand
 
+S3method(check_type,HTMLInternalDocument)
+S3method(check_type,XMLInternalElementNode)
+S3method(check_type,XMLNodeSet)
+S3method(check_type,character)
+S3method(check_type,default)
 S3method(num_xpath,character)
 S3method(num_xpath,default)
 S3method(num_xpath,list)

R/setup_and_checks.R

@@ -8,31 +8,36 @@
 #' @return a table node
 check_type <- function(doc, which, ...) UseMethod("check_type")
 
+#' @export
 check_type.default <- function(doc, which, ...){
   stop("doc is of unknown type", call. = FALSE)
 }
 
+#' @export
 check_type.XMLNodeSet <- function(doc, which, ...){
 
   Node <- eval.parent(substitute(XML::xmlParse(XML::saveXML(doc[[1]]), list(...))))
 
   return(Node)
 }
 
+#' @export
 check_type.HTMLInternalDocument <- function(doc, which, ...) {
   Node <- doc
   Node <- select_tab(which = which, Node = Node)
 
   return(Node)
 }
 
+#' @export
 check_type.XMLInternalElementNode <- function(doc, which, ...) {
   Node <- doc
   Node <- select_tab(which = which, Node = Node)
 
   return(Node)
 }
 
+#' @export
 check_type.character <- function(doc, which, ...){
 
   isurl <- is_url(doc)

tests/testthat/test_inputs.R

@@ -6,12 +6,16 @@ test_that("Prompts errors correctly", {
 
 test_that("check_type produces class output", {
 
-  x <- check_type(doc = "http://christianrubba.com/cran/htmltab/ex/wiki_indian_election2014.html", which = "//table[5]")
+  skip_if_offline(host = "wikipedia.org")
+  url <- "https://en.wikipedia.org/w/index.php?title=2014_Indian_general_election&oldid=1007662542"
+
+  x <- check_type(doc = url, which = "//table[5]")
   expect_that(x, is_a("XMLInternalDocument"))
 
-  #expect_error(check_type(doc = "http://christianrubba.com/htmltab/ex/wiki_indian_election2014.html", which = 1))
+  #expect_error(check_type(doc = url, which = 1))
 
-  parsed <- XML::htmlParse("http://christianrubba.com/cran/htmltab/ex/wiki_indian_election2014.html")
+  con <- url(url, method = "libcurl")
+  parsed <- suppressWarnings(XML::htmlParse(readLines(con)))
   z <- check_type(doc = parsed, which = 3)
   expect_that(z, is_a("XMLInternalDocument"))
 })