tests/testthat/_snaps/session.md

In rvest: Easily Harvest (Scrape) Web Pages

basic session process works as expected

Code
  s <- session("http://hadley.nz/")
  s
Output
  <session> https://hadley.nz/
    Status: 200
    Type:   text/html; charset=utf-8
    Size:   821273
Code
  expect_true(is.session(s))
  s <- session_follow_link(s, css = "p a")
Message
  Navigating to <http://rstudio.com>.
Code
  session_history(s)
Output
    https://hadley.nz/
  - https://posit.co/

errors if try to access HTML from non-HTML page

Code
  s <- session("https://rvest.tidyverse.org/logo.png")
  read_html(s)
Condition
  Error in `read_html()`:
  ! Page doesn't appear to be html.

informative errors for bad inputs

`form` must be a single form produced by `html_form()`.

`x` must be produced by `session()`.

can navigate back and forward

Can't go back any further.

Can't go forward any further.

can find link by position, content, css, or xpath

Code
  find_href(html, i = 1, css = "a")
Condition
  Error:
  ! Exactly one of `i`, `css`, or `xpath` must be supplied.
  x `i` and `css` were supplied together.

Code
  find_href(html, i = TRUE)
Condition
  Error:
  ! `i` must be a string or integer.

Code
  find_href(html, i = "c")
Condition
  Error:
  ! No links have text "c".

Code
  find_href(html, css = "p a")
Condition
  Error:
  ! No links matched `css`/`xpath`

rvest documentation built on June 22, 2024, 10:47 a.m.