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driver_spec.rb
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driver_spec.rb
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require 'spec_helper'
require 'capybara/webkit/driver'
require 'base64'
describe Capybara::Webkit::Driver do
include AppRunner
def visit(url, driver=driver)
driver.visit("#{AppRunner.app_host}#{url}")
end
context "iframe app" do
let(:driver) do
driver_for_app do
get "/" do
if params[:iframe] == "true"
redirect '/iframe'
else
<<-HTML
<html>
<head>
<style type="text/css">
#display_none { display: none }
</style>
</head>
<body>
<iframe id="f" src="/?iframe=true"></iframe>
<script type="text/javascript">
document.write("<p id='greeting'>hello</p>");
</script>
</body>
</html>
HTML
end
end
get '/iframe' do
headers 'X-Redirected' => 'true'
<<-HTML
<html>
<head>
<style type="text/css">
#display_none { display: none }
</style>
</head>
<body>
<script type="text/javascript">
document.write("<p id='farewell'>goodbye</p>");
</script>
</body>
</html>
HTML
end
end
end
before do
visit("/")
end
it "finds frames by index" do
driver.within_frame(0) do
driver.find("//*[contains(., 'goodbye')]").should_not be_empty
end
end
it "finds frames by id" do
driver.within_frame("f") do
driver.find("//*[contains(., 'goodbye')]").should_not be_empty
end
end
it "raises error for missing frame by index" do
expect { driver.within_frame(1) { } }.
to raise_error(Capybara::Webkit::InvalidResponseError)
end
it "raise_error for missing frame by id" do
expect { driver.within_frame("foo") { } }.
to raise_error(Capybara::Webkit::InvalidResponseError)
end
it "returns an attribute's value" do
driver.within_frame("f") do
driver.find("//p").first["id"].should == "farewell"
end
end
it "returns an attribute's innerHTML" do
driver.find('//body').first.inner_html.should =~ %r{<iframe.*</iframe>.*<script.*</script>.*}m
end
it "receive an attribute's innerHTML" do
driver.find('//body').first.inner_html = 'foobar'
driver.find("//body[contains(., 'foobar')]").should_not be_empty
end
it "returns a node's text" do
driver.within_frame("f") do
driver.find("//p").first.text.should == "goodbye"
end
end
it "returns the current URL" do
driver.within_frame("f") do
driver.current_url.should == driver_url(driver, "/iframe")
end
end
it "evaluates Javascript" do
driver.within_frame("f") do
result = driver.evaluate_script(%<document.getElementById('farewell').innerText>)
result.should == "goodbye"
end
end
it "executes Javascript" do
driver.within_frame("f") do
driver.execute_script(%<document.getElementById('farewell').innerHTML = 'yo'>)
driver.find("//p[contains(., 'yo')]").should_not be_empty
end
end
it "returns focus to parent" do
original_url = driver.current_url
driver.within_frame("f") {}
driver.current_url.should == original_url
end
it "returns the headers for the page" do
driver.within_frame("f") do
driver.response_headers['X-Redirected'].should == "true"
end
end
it "returns the status code for the page" do
driver.within_frame("f") do
driver.status_code.should == 200
end
end
end
context "error iframe app" do
let(:driver) do
driver_for_app do
get "/inner-not-found" do
invalid_response
end
get "/" do
<<-HTML
<html>
<body>
<iframe src="/inner-not-found"></iframe>
</body>
</html>
HTML
end
end
end
it "raises error whose message references the actual missing url" do
expect { visit("/") }.to raise_error(Capybara::Webkit::InvalidResponseError, /inner-not-found/)
end
end
context "redirect app" do
let(:driver) do
driver_for_app do
enable :sessions
get '/target' do
headers 'X-Redirected' => (session.delete(:redirected) || false).to_s
"<p>#{env['CONTENT_TYPE']}</p>"
end
get '/form' do
<<-HTML
<html>
<body>
<form action="/redirect" method="POST" enctype="multipart/form-data">
<input name="submit" type="submit" />
</form>
</body>
</html>
HTML
end
post '/redirect' do
redirect '/target'
end
get '/redirect-me' do
if session[:redirected]
redirect '/target'
else
session[:redirected] = true
redirect '/redirect-me'
end
end
end
end
it "should redirect without content type" do
visit("/form")
driver.find("//input").first.click
driver.find("//p").first.text.should == ""
end
it "returns the current URL when changed by pushState after a redirect" do
visit("/redirect-me")
driver.current_url.should == driver_url(driver, "/target")
driver.execute_script("window.history.pushState({}, '', '/pushed-after-redirect')")
driver.current_url.should == driver_url(driver, "/pushed-after-redirect")
end
it "returns the current URL when changed by replaceState after a redirect" do
visit("/redirect-me")
driver.current_url.should == driver_url(driver, "/target")
driver.execute_script("window.history.replaceState({}, '', '/replaced-after-redirect')")
driver.current_url.should == driver_url(driver, "/replaced-after-redirect")
end
it "should make headers available through response_headers" do
visit('/redirect-me')
driver.response_headers['X-Redirected'].should == "true"
visit('/target')
driver.response_headers['X-Redirected'].should == "false"
end
it "should make the status code available through status_code" do
visit('/redirect-me')
driver.status_code.should == 200
visit('/target')
driver.status_code.should == 200
end
end
context "css app" do
let(:driver) do
driver_for_app do
get "/" do
headers "Content-Type" => "text/css"
"css"
end
end
end
before { visit("/") }
it "renders unsupported content types gracefully" do
driver.html.should =~ /css/
end
it "sets the response headers with respect to the unsupported request" do
driver.response_headers["Content-Type"].should == "text/css"
end
it "does not wrap the content in HTML tags" do
driver.html.should_not =~ /<html>/
end
end
context "html app" do
let(:driver) do
driver_for_html(<<-HTML)
<html>
<head>
<title>Hello HTML</title>
</head>
<body>
<h1>This Is HTML!</h1>
</body>
</html>
HTML
end
before { visit("/") }
it "does not strip HTML tags" do
driver.html.should =~ /<html>/
end
end
context "hello app" do
let(:driver) do
driver_for_html(<<-HTML)
<html>
<head>
<style type="text/css">
#display_none { display: none }
#visibility_hidden { visibility: hidden }
</style>
</head>
<body>
<div class='normalize'>Spaces not normalized </div>
<div id="display_none">
<div id="invisible">Can't see me</div>
</div>
<div id="visibility_hidden">
<div id="invisible_with_visibility">Can't see me too</div>
</div>
<input type="text" disabled="disabled"/>
<input id="checktest" type="checkbox" checked="checked"/>
<script type="text/javascript">
document.write("<p id='greeting'>he" + "llo</p>");
</script>
</body>
</html>
HTML
end
before { visit("/") }
it "handles anchor tags" do
visit("#test")
driver.find("//*[contains(., 'hello')]").should_not be_empty
visit("#test")
driver.find("//*[contains(., 'hello')]").should_not be_empty
end
it "finds content after loading a URL" do
driver.find("//*[contains(., 'hello')]").should_not be_empty
end
it "has an empty page after reseting" do
driver.reset!
driver.find("//*[contains(., 'hello')]").should be_empty
end
it "has a blank location after reseting" do
driver.reset!
driver.current_url.should == "about:blank"
end
it "raises an error for an invalid xpath query" do
expect { driver.find("totally invalid salad") }.
to raise_error(Capybara::Webkit::InvalidResponseError, /xpath/i)
end
it "returns an attribute's value" do
driver.find("//p").first["id"].should == "greeting"
end
it "parses xpath with quotes" do
driver.find('//*[contains(., "hello")]').should_not be_empty
end
it "returns a node's text" do
driver.find("//p").first.text.should == "hello"
end
it "normalizes a node's text" do
driver.find("//div[contains(@class, 'normalize')]").first.text.should == "Spaces not normalized"
end
it "returns the current URL" do
visit "/hello/world?success=true"
driver.current_url.should == driver_url(driver, "/hello/world?success=true")
end
it "returns the current URL when changed by pushState" do
driver.execute_script("window.history.pushState({}, '', '/pushed')")
driver.current_url.should == driver_url(driver, "/pushed")
end
it "returns the current URL when changed by replaceState" do
driver.execute_script("window.history.replaceState({}, '', '/replaced')")
driver.current_url.should == driver_url(driver, "/replaced")
end
it "does not double-encode URLs" do
visit("/hello/world?success=%25true")
driver.current_url.should =~ /success=\%25true/
end
it "visits a page with an anchor" do
visit("/hello#display_none")
driver.current_url.should =~ /hello#display_none/
end
it "evaluates Javascript and returns a string" do
result = driver.evaluate_script(%<document.getElementById('greeting').innerText>)
result.should == "hello"
end
it "evaluates Javascript and returns an array" do
result = driver.evaluate_script(%<["hello", "world"]>)
result.should == %w(hello world)
end
it "evaluates Javascript and returns an int" do
result = driver.evaluate_script(%<123>)
result.should == 123
end
it "evaluates Javascript and returns a float" do
result = driver.evaluate_script(%<1.5>)
result.should == 1.5
end
it "evaluates Javascript and returns null" do
result = driver.evaluate_script(%<(function () {})()>)
result.should == nil
end
it "evaluates Javascript and returns an object" do
result = driver.evaluate_script(%<({ 'one' : 1 })>)
result.should == { 'one' => 1 }
end
it "evaluates Javascript and returns true" do
result = driver.evaluate_script(%<true>)
result.should === true
end
it "evaluates Javascript and returns false" do
result = driver.evaluate_script(%<false>)
result.should === false
end
it "evaluates Javascript and returns an escaped string" do
result = driver.evaluate_script(%<'"'>)
result.should === "\""
end
it "evaluates Javascript with multiple lines" do
result = driver.evaluate_script("[1,\n2]")
result.should == [1, 2]
end
it "executes Javascript" do
driver.execute_script(%<document.getElementById('greeting').innerHTML = 'yo'>)
driver.find("//p[contains(., 'yo')]").should_not be_empty
end
it "raises an error for failing Javascript" do
expect { driver.execute_script(%<invalid salad>) }.
to raise_error(Capybara::Webkit::InvalidResponseError)
end
it "doesn't raise an error for Javascript that doesn't return anything" do
lambda { driver.execute_script(%<(function () { "returns nothing" })()>) }.
should_not raise_error
end
it "returns a node's tag name" do
driver.find("//p").first.tag_name.should == "p"
end
it "reads disabled property" do
driver.find("//input").first.should be_disabled
end
it "reads checked property" do
driver.find("//input[@id='checktest']").first.should be_checked
end
it "finds visible elements" do
driver.find("//p").first.should be_visible
driver.find("//*[@id='invisible']").first.should_not be_visible
driver.find("//*[@id='invisible_with_visibility']").first.should_not be_visible
end
end
context "console messages app" do
let(:driver) do
driver_for_html(<<-HTML)
<html>
<head>
</head>
<body>
<script type="text/javascript">
console.log("hello");
console.log("hello again");
console.log("hello\\nnewline");
oops
</script>
</body>
</html>
HTML
end
before { visit("/") }
it "collects messages logged to the console" do
url = driver_url(driver, "/")
message = driver.console_messages.first
message.should include :source => url, :message => "hello"
# QtWebKit returns different line numbers depending on the version
[5, 6].should include(message[:line_number])
driver.console_messages.length.should eq 4
end
it "logs errors to the console" do
driver.error_messages.length.should eq 1
end
it "supports multi-line console messages" do
message = driver.console_messages[2]
message[:message].should == "hello\nnewline"
end
it "empties the array when reset" do
driver.reset!
driver.console_messages.should be_empty
end
it "supports console messages from an unknown source" do
driver.execute_script("console.log('hello')")
driver.console_messages.last[:message].should == 'hello'
driver.console_messages.last[:source].should be_nil
driver.console_messages.last[:line_number].should be_nil
end
end
context "javascript dialog interaction" do
context "on an alert app" do
let(:driver) do
driver_for_html(<<-HTML)
<html>
<head>
</head>
<body>
<script type="text/javascript">
alert("Alert Text Goes Here");
</script>
</body>
</html>
HTML
end
before { visit("/") }
it "should let me read my alert messages" do
driver.alert_messages.first.should == "Alert Text Goes Here"
end
it "empties the array when reset" do
driver.reset!
driver.alert_messages.should be_empty
end
end
context "on a confirm app" do
let(:driver) do
driver_for_html(<<-HTML)
<html>
<head>
</head>
<body>
<script type="text/javascript">
function test_dialog() {
if(confirm("Yes?"))
console.log("hello");
else
console.log("goodbye");
}
</script>
<input type="button" onclick="test_dialog()" name="test"/>
</body>
</html>
HTML
end
before { visit("/") }
it "should default to accept the confirm" do
driver.find("//input").first.click
driver.console_messages.first[:message].should == "hello"
end
it "can dismiss the confirm" do
driver.dismiss_js_confirms!
driver.find("//input").first.click
driver.console_messages.first[:message].should == "goodbye"
end
it "can accept the confirm explicitly" do
driver.dismiss_js_confirms!
driver.accept_js_confirms!
driver.find("//input").first.click
driver.console_messages.first[:message].should == "hello"
end
it "should collect the javsacript confirm dialog contents" do
driver.find("//input").first.click
driver.confirm_messages.first.should == "Yes?"
end
it "empties the array when reset" do
driver.find("//input").first.click
driver.reset!
driver.confirm_messages.should be_empty
end
it "resets to the default of accepting confirms" do
driver.dismiss_js_confirms!
driver.reset!
visit("/")
driver.find("//input").first.click
driver.console_messages.first[:message].should == "hello"
end
end
context "on a prompt app" do
let(:driver) do
driver_for_html(<<-HTML)
<html>
<head>
</head>
<body>
<script type="text/javascript">
function test_dialog() {
var response = prompt("Your name?", "John Smith");
if(response != null)
console.log("hello " + response);
else
console.log("goodbye");
}
</script>
<input type="button" onclick="test_dialog()" name="test"/>
</body>
</html>
HTML
end
before { visit("/") }
it "should default to dismiss the prompt" do
driver.find("//input").first.click
driver.console_messages.first[:message].should == "goodbye"
end
it "can accept the prompt without providing text" do
driver.accept_js_prompts!
driver.find("//input").first.click
driver.console_messages.first[:message].should == "hello John Smith"
end
it "can accept the prompt with input" do
driver.js_prompt_input = "Capy"
driver.accept_js_prompts!
driver.find("//input").first.click
driver.console_messages.first[:message].should == "hello Capy"
end
it "can return to dismiss the prompt after accepting prompts" do
driver.accept_js_prompts!
driver.dismiss_js_prompts!
driver.find("//input").first.click
driver.console_messages.first[:message].should == "goodbye"
end
it "should let me remove the prompt input text" do
driver.js_prompt_input = "Capy"
driver.accept_js_prompts!
driver.find("//input").first.click
driver.console_messages.first[:message].should == "hello Capy"
driver.js_prompt_input = nil
driver.find("//input").first.click
driver.console_messages.last[:message].should == "hello John Smith"
end
it "should collect the javsacript prompt dialog contents" do
driver.find("//input").first.click
driver.prompt_messages.first.should == "Your name?"
end
it "empties the array when reset" do
driver.find("//input").first.click
driver.reset!
driver.prompt_messages.should be_empty
end
it "returns the prompt action to dismiss on reset" do
driver.accept_js_prompts!
driver.reset!
visit("/")
driver.find("//input").first.click
driver.console_messages.first[:message].should == "goodbye"
end
end
end
context "form app" do
let(:driver) do
driver_for_html(<<-HTML)
<html><body>
<form action="/" method="GET">
<input type="text" name="foo" value="bar"/>
<input type="text" name="maxlength_foo" value="bar" maxlength="10"/>
<input type="text" id="disabled_input" disabled="disabled"/>
<input type="checkbox" name="checkedbox" value="1" checked="checked"/>
<input type="checkbox" name="uncheckedbox" value="2"/>
<select name="animal">
<option id="select-option-monkey">Monkey</option>
<option id="select-option-capybara" selected="selected">Capybara</option>
</select>
<select name="toppings" multiple="multiple">
<optgroup label="Mediocre Toppings">
<option selected="selected" id="topping-apple">Apple</option>
<option selected="selected" id="topping-banana">Banana</option>
</optgroup>
<optgroup label="Best Toppings">
<option selected="selected" id="topping-cherry">Cherry</option>
</optgroup>
</select>
<select name="guitars" multiple>
<option selected="selected" id="fender">Fender</option>
<option selected="selected" id="gibson">Gibson</option>
</select>
<textarea id="only-textarea">what a wonderful area for text</textarea>
<input type="radio" id="only-radio" value="1"/>
<button type="reset">Reset Form</button>
</form>
</body></html>
HTML
end
before { visit("/") }
it "returns a textarea's value" do
driver.find("//textarea").first.value.should == "what a wonderful area for text"
end
it "returns a text input's value" do
driver.find("//input").first.value.should == "bar"
end
it "returns a select's value" do
driver.find("//select").first.value.should == "Capybara"
end
it "sets an input's value" do
input = driver.find("//input").first
input.set("newvalue")
input.value.should == "newvalue"
end
it "sets an input's value greater than the max length" do
input = driver.find("//input[@name='maxlength_foo']").first
input.set("allegories (poems)")
input.value.should == "allegories"
end
it "sets an input's value equal to the max length" do
input = driver.find("//input[@name='maxlength_foo']").first
input.set("allegories")
input.value.should == "allegories"
end
it "sets an input's value less than the max length" do
input = driver.find("//input[@name='maxlength_foo']").first
input.set("poems")
input.value.should == "poems"
end
it "sets an input's nil value" do
input = driver.find("//input").first
input.set(nil)
input.value.should == ""
end
it "sets a select's value" do
select = driver.find("//select").first
select.set("Monkey")
select.value.should == "Monkey"
end
it "sets a textarea's value" do
textarea = driver.find("//textarea").first
textarea.set("newvalue")
textarea.value.should == "newvalue"
end
let(:monkey_option) { driver.find("//option[@id='select-option-monkey']").first }
let(:capybara_option) { driver.find("//option[@id='select-option-capybara']").first }
let(:animal_select) { driver.find("//select[@name='animal']").first }
let(:apple_option) { driver.find("//option[@id='topping-apple']").first }
let(:banana_option) { driver.find("//option[@id='topping-banana']").first }
let(:cherry_option) { driver.find("//option[@id='topping-cherry']").first }
let(:toppings_select) { driver.find("//select[@name='toppings']").first }
let(:guitars_select) { driver.find("//select[@name='guitars']").first }
let(:fender_option) { driver.find("//option[@id='fender']").first }
let(:reset_button) { driver.find("//button[@type='reset']").first }
context "a select element's selection has been changed" do
before do
animal_select.value.should == "Capybara"
monkey_option.select_option
end
it "returns the new selection" do
animal_select.value.should == "Monkey"
end
it "does not modify the selected attribute of a new selection" do
monkey_option['selected'].should be_nil
end
it "returns the old value when a reset button is clicked" do
reset_button.click
animal_select.value.should == "Capybara"
end
end
context "a multi-select element's option has been unselected" do
before do
toppings_select.value.should include("Apple", "Banana", "Cherry")
apple_option.unselect_option
end
it "does not return the deselected option" do
toppings_select.value.should_not include("Apple")
end
it "returns the deselected option when a reset button is clicked" do
reset_button.click
toppings_select.value.should include("Apple", "Banana", "Cherry")
end
end
context "a multi-select (with empty multiple attribute) element's option has been unselected" do
before do
guitars_select.value.should include("Fender", "Gibson")
fender_option.unselect_option
end
it "does not return the deselected option" do
guitars_select.value.should_not include("Fender")
end
end
it "reselects an option in a multi-select" do
apple_option.unselect_option
banana_option.unselect_option
cherry_option.unselect_option
toppings_select.value.should == []
apple_option.select_option
banana_option.select_option
cherry_option.select_option
toppings_select.value.should include("Apple", "Banana", "Cherry")
end
let(:checked_box) { driver.find("//input[@name='checkedbox']").first }
let(:unchecked_box) { driver.find("//input[@name='uncheckedbox']").first }
it "knows a checked box is checked" do
checked_box['checked'].should be_true
end
it "knows a checked box is checked using checked?" do
checked_box.should be_checked
end
it "knows an unchecked box is unchecked" do
unchecked_box['checked'].should_not be_true
end
it "knows an unchecked box is unchecked using checked?" do
unchecked_box.should_not be_checked
end
it "checks an unchecked box" do
unchecked_box.set(true)
unchecked_box.should be_checked
end
it "unchecks a checked box" do
checked_box.set(false)
checked_box.should_not be_checked
end
it "leaves a checked box checked" do
checked_box.set(true)
checked_box.should be_checked
end
it "leaves an unchecked box unchecked" do
unchecked_box.set(false)
unchecked_box.should_not be_checked
end
let(:enabled_input) { driver.find("//input[@name='foo']").first }
let(:disabled_input) { driver.find("//input[@id='disabled_input']").first }
it "knows a disabled input is disabled" do
disabled_input['disabled'].should be_true
end
it "knows a not disabled input is not disabled" do
enabled_input['disabled'].should_not be_true
end
end
context "dom events" do
let(:driver) do
driver_for_html(<<-HTML)
<html><body>
<a href='#' class='watch'>Link</a>
<ul id="events"></ul>
<script type="text/javascript">
var events = document.getElementById("events");
var recordEvent = function (event) {
var element = document.createElement("li");
element.innerHTML = event.type;
events.appendChild(element);
};
var elements = document.getElementsByClassName("watch");
for (var i = 0; i < elements.length; i++) {
var element = elements[i];
element.addEventListener("mousedown", recordEvent);
element.addEventListener("mouseup", recordEvent);
element.addEventListener("click", recordEvent);
}
</script>
</body></html>
HTML
end
before { visit("/") }
it "triggers mouse events" do
driver.find("//a").first.click
driver.find("//li").map(&:text).should == %w(mousedown mouseup click)
end
end
context "form events app" do
let(:driver) do
driver_for_html(<<-HTML)
<html><body>
<form action="/" method="GET">
<input class="watch" type="email"/>
<input class="watch" type="number"/>
<input class="watch" type="password"/>
<input class="watch" type="search"/>
<input class="watch" type="tel"/>
<input class="watch" type="text"/>
<input class="watch" type="url"/>
<textarea class="watch"></textarea>
<input class="watch" type="checkbox"/>
<input class="watch" type="radio"/>
</form>
<ul id="events"></ul>
<script type="text/javascript">
var events = document.getElementById("events");
var recordEvent = function (event) {
var element = document.createElement("li");
element.innerHTML = event.type;
events.appendChild(element);
};
var elements = document.getElementsByClassName("watch");
for (var i = 0; i < elements.length; i++) {
var element = elements[i];
element.addEventListener("focus", recordEvent);
element.addEventListener("keydown", recordEvent);
element.addEventListener("keypress", recordEvent);
element.addEventListener("keyup", recordEvent);
element.addEventListener("input", recordEvent);
element.addEventListener("change", recordEvent);
element.addEventListener("blur", recordEvent);
element.addEventListener("mousedown", recordEvent);
element.addEventListener("mouseup", recordEvent);
element.addEventListener("click", recordEvent);
}
</script>
</body></html>
HTML
end
before { visit("/") }
let(:newtext) { 'newvalue' }
let(:keyevents) do
(%w{focus} +
newtext.length.times.collect { %w{keydown keypress keyup input} } +
%w{change}).flatten
end
%w(email number password search tel text url).each do | field_type |
it "triggers text input events on inputs of type #{field_type}" do
driver.find("//input[@type='#{field_type}']").first.set(newtext)
driver.find("//li").map(&:text).should == keyevents
end
end