library(testthat)
library(shiny)
library(shinytest)
if (shinytest::dependenciesInstalled()) {
options(shiny.testmode = TRUE)
# Init shiny driver for testing
get_app <- function(app_name = "test_app") {
app <- ShinyDriver$new(system.file("shiny-examples", app_name, package = "shinyauthr"))
return(app)
}
# Steps to authenthicate user
app_login <- function(app, role = "admin") {
app$setInputs(`login-password` = if (role == "admin") "pass1" else "pass2")
app$setInputs(`login-user_name` = if (role == "admin") "user1" else "user2")
app$setInputs(`login-button` = "click")
Sys.sleep(1) # wait for UI elements to load/update
}
app_logout <- function(app) {
app$setInputs(`logout-button` = "click")
Sys.sleep(1)
}
test_login_logout <- function(app_name = "test_app", desc) {
test_that(desc, {
# Don't run these tests on the CRAN build servers
skip_on_cran()
app <- get_app(app_name = app_name)
Sys.sleep(1)
login_panel <- app$findElement(xpath = "//*[@id='login-panel']")
logout_button <- app$findElement(xpath = "//button[@id='logout-button']")
# check login panel is shown on start-up
testthat::expect_equal(login_panel$getCssValue("display"), "block")
# check logout button is hidden on start-up
testthat::expect_equal(logout_button$getCssValue("display"), "none")
# login
app_login(app)
# check login panel is hidden after login
testthat::expect_equal(login_panel$getCssValue("display"), "none")
# check logout button is shown after login
testthat::expect_equal(logout_button$getCssValue("display"), "inline-block")
# logout
app_logout(app)
# check login panel is shown again after logout
testthat::expect_equal(login_panel$getCssValue("display"), "block")
# check logout button is hidden again after logout
testthat::expect_equal(logout_button$getCssValue("display"), "none")
# check pwd input does not contain previously entered pwd after logout
pwd_input <- app$findElement(xpath = "//input[@id='login-password']")
testthat::expect_equal(pwd_input$getText(), "")
})
}
# test login and logout ===================
test_login_logout(
app_name = "test_app",
"UI changes accordingly with login and logout"
)
# test login and logout on now deprecated server functions ===================
test_login_logout(
app_name = "old_server_functions",
"UI changes accordingly with deprecated login and logout server functions"
)
# test cookie logins ===================
# this test passes locally and on most CI platforms
# but is failing on macOS-latest. I think it is a shinytest issue.
# removing for now.
# test_that("cookie login works after app refresh", {
# # Don't run these tests on the CRAN build servers
# skip_on_cran()
# app_login(app, role = "user")
# app$refresh()
# Sys.sleep(3)
# login_panel <- app$findElement(xpath = "//*[@id='login-panel']")
# logout_button <- app$findElement(xpath = "//button[@id='logout-button']")
# # check login panel is hidden after refresh + cookie login
# testthat::expect_equal(login_panel$getCssValue("display"), "none")
# # check logout button is shown after refresh + cookie login
# testthat::expect_equal(logout_button$getCssValue("display"), "inline-block")
# })
}
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