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|
# frozen_string_literal: true
require 'spec_helper'
RSpec.describe Capybara do
include Capybara::RSpecMatchers
describe 'Selectors' do
let :string do
described_class.string <<-STRING
<html>
<head>
<title>selectors</title>
</head>
<body>
<div class="aa" id="page">
<div class="bb" id="content">
<h1 class="aa">Totally awesome</h1>
<p>Yes it is</p>
</div>
<p class="bb cc">Some Content</p>
<p class="bb dd !mine"></p>
</div>
<div id="#special">
</div>
<div class="some random words" id="random_words">
Something
</div>
<input id="2checkbox" class="2checkbox" type="checkbox"/>
<input type="radio"/>
<label for="my_text_input">My Text Input</label>
<input type="text" name="form[my_text_input]" placeholder="my text" id="my_text_input"/>
<input type="file" id="file" class=".special file"/>
<input type="hidden" id="hidden_field" value="this is hidden"/>
<input type="submit" value="click me" title="submit button"/>
<input type="button" value="don't click me" title="Other button 1" style="line-height: 30px;"/>
<a href="#">link</a>
<fieldset></fieldset>
<select id="select">
<option value="a">A</option>
<option value="b" disabled>B</option>
<option value="c" selected>C</option>
</select>
<table>
<tr><td></td></tr>
</table>
<table id="rows">
<tr>
<td>A</td><td>B</td><td>C</td>
</tr>
<tr>
<td>D</td><td>E</td><td>F</td>
</tr>
</table>
<table id="cols">
<tbody>
<tr>
<td>A</td><td>D</td>
</tr>
<tr>
<td>B</td><td>E</td>
</tr>
<tr>
<td>C</td><td>F</td>
</tr>
</tbody>
</table>
</body>
</html>
STRING
end
before do
described_class.add_selector :custom_selector do
css { |css_class| "div.#{css_class}" }
node_filter(:not_empty, boolean: true, default: true, skip_if: :all) { |node, value| value ^ (node.text == '') }
end
described_class.add_selector :custom_css_selector do
css(:name, :other_name) do |selector, name: nil, **|
selector ||= ''
selector += "[name='#{name}']" if name
selector
end
expression_filter(:placeholder) do |expr, val|
expr + "[placeholder='#{val}']"
end
expression_filter(:value) do |expr, val|
expr + "[value='#{val}']"
end
expression_filter(:title) do |expr, val|
expr + "[title='#{val}']"
end
end
described_class.add_selector :custom_xpath_selector do
xpath(:valid1, :valid2) { |selector| selector }
match { |value| value == 'match_me' }
end
end
it 'supports `filter` as an alias for `node_filter`' do
expect do
described_class.add_selector :filter_alias_selector do
css { |_unused| 'div' }
filter(:something) { |_node, _value| true }
end
end.not_to raise_error
end
describe 'adding a selector' do
it 'can set default visiblity' do
described_class.add_selector :hidden_field do
visible :hidden
css { |_sel| 'input[type="hidden"]' }
end
expect(string).to have_no_css('input[type="hidden"]')
expect(string).to have_selector(:hidden_field)
end
end
describe 'modify_selector' do
it 'allows modifying a selector' do
el = string.find(:custom_selector, 'aa')
expect(el.tag_name).to eq 'div'
described_class.modify_selector :custom_selector do
css { |css_class| "h1.#{css_class}" }
end
el = string.find(:custom_selector, 'aa')
expect(el.tag_name).to eq 'h1'
end
it "doesn't change existing filters" do
described_class.modify_selector :custom_selector do
css { |css_class| "p.#{css_class}" }
end
expect(string).to have_selector(:custom_selector, 'bb', count: 1)
expect(string).to have_selector(:custom_selector, 'bb', not_empty: false, count: 1)
expect(string).to have_selector(:custom_selector, 'bb', not_empty: :all, count: 2)
end
end
describe '::[]' do
it 'can find a selector' do
expect(Capybara::Selector[:field]).not_to be_nil
end
it 'raises if no selector found' do
expect { Capybara::Selector[:no_exist] }.to raise_error(ArgumentError, /Unknown selector type/)
end
end
describe '::for' do
it 'finds selector that matches the locator' do
expect(Capybara::Selector.for('match_me').name).to eq :custom_xpath_selector
end
it 'returns nil if no match' do
expect(Capybara::Selector.for('nothing')).to be nil
end
end
describe 'xpath' do
it 'uses filter names passed in' do
described_class.add_selector :test do
xpath(:something, :other) { |_locator| XPath.descendant }
end
selector = Capybara::Selector.new :test, config: nil, format: nil
expect(selector.expression_filters.keys).to include(:something, :other)
end
it 'gets filter names from block if none passed to xpath method' do
described_class.add_selector :test do
xpath { |_locator, valid3:, valid4: nil| "#{valid3} #{valid4}" }
end
selector = Capybara::Selector.new :test, config: nil, format: nil
expect(selector.expression_filters.keys).to include(:valid3, :valid4)
end
it 'ignores block parameters if names passed in' do
described_class.add_selector :test do
xpath(:valid1) { |_locator, valid3:, valid4: nil| "#{valid3} #{valid4}" }
end
selector = Capybara::Selector.new :test, config: nil, format: nil
expect(selector.expression_filters.keys).to include(:valid1)
expect(selector.expression_filters.keys).not_to include(:valid3, :valid4)
end
end
describe 'css' do
it "supports filters specified in 'css' definition" do
expect(string).to have_selector(:custom_css_selector, 'input', name: 'form[my_text_input]')
expect(string).to have_no_selector(:custom_css_selector, 'input', name: 'form[not_my_text_input]')
end
it 'supports explicitly defined expression filters' do
expect(string).to have_selector(:custom_css_selector, placeholder: 'my text')
expect(string).to have_no_selector(:custom_css_selector, placeholder: 'not my text')
expect(string).to have_selector(:custom_css_selector, value: 'click me', title: 'submit button')
end
it 'uses filter names passed in' do
described_class.add_selector :test do
css(:name, :other_name) { |_locator| '' }
end
selector = Capybara::Selector.new :test, config: nil, format: nil
expect(selector.expression_filters.keys).to include(:name, :other_name)
end
it 'gets filter names from block if none passed to css method' do
described_class.add_selector :test do
css { |_locator, valid3:, valid4: nil| "#{valid3} #{valid4}" }
end
selector = Capybara::Selector.new :test, config: nil, format: nil
expect(selector.expression_filters.keys).to include(:valid3, :valid4)
end
it 'ignores block parameters if names passed in' do
described_class.add_selector :test do
css(:valid1) { |_locator, valid3:, valid4: nil| "#{valid3} #{valid4}" }
end
selector = Capybara::Selector.new :test, config: nil, format: nil
expect(selector.expression_filters.keys).to include(:valid1)
expect(selector.expression_filters.keys).not_to include(:valid3, :valid4)
end
end
describe 'builtin selectors' do
context 'when locator is nil' do
it 'devolves to just finding element types' do
selectors = {
field: ".//*[self::input | self::textarea | self::select][not(./@type = 'submit' or ./@type = 'image' or ./@type = 'hidden')]",
fieldset: './/fieldset',
link: './/a[./@href]',
link_or_button: ".//a[./@href] | .//input[./@type = 'submit' or ./@type = 'reset' or ./@type = 'image' or ./@type = 'button'] | .//button",
fillable_field: ".//*[self::input | self::textarea][not(./@type = 'submit' or ./@type = 'image' or ./@type = 'radio' or ./@type = 'checkbox' or ./@type = 'hidden' or ./@type = 'file')]",
radio_button: ".//input[./@type = 'radio']",
checkbox: ".//input[./@type = 'checkbox']",
select: './/select',
option: './/option',
file_field: ".//input[./@type = 'file']",
table: './/table'
}
selectors.each do |selector, xpath|
results = string.all(selector, nil).to_a.map(&:native)
expect(results.size).to be > 0
expect(results).to eq string.all(:xpath, xpath).to_a.map(&:native)
end
end
end
context 'with :id option' do
it 'works with compound css selectors' do
expect(string.all(:custom_css_selector, 'div, h1', id: 'page').size).to eq 1
expect(string.all(:custom_css_selector, 'h1, div', id: 'page').size).to eq 1
end
it "works with 'special' characters" do
expect(string.find(:custom_css_selector, 'div', id: '#special')[:id]).to eq '#special'
expect(string.find(:custom_css_selector, 'input', id: '2checkbox')[:id]).to eq '2checkbox'
end
it 'accepts XPath expression for xpath based selectors' do
expect(string.find(:custom_xpath_selector, './/div', id: XPath.contains('peci'))[:id]).to eq '#special'
expect(string.find(:custom_xpath_selector, './/input', id: XPath.ends_with('box'))[:id]).to eq '2checkbox'
end
it 'errors XPath expression for CSS based selectors' do
expect { string.find(:custom_css_selector, 'div', id: XPath.contains('peci')) }
.to raise_error(ArgumentError, /not supported/)
end
it 'accepts Regexp for xpath based selectors' do
expect(string.find(:custom_xpath_selector, './/div', id: /peci/)[:id]).to eq '#special'
expect(string.find(:custom_xpath_selector, './/div', id: /pEcI/i)[:id]).to eq '#special'
end
it 'accepts Regexp for css based selectors' do
expect(string.find(:custom_css_selector, 'div', id: /sp.*al/)[:id]).to eq '#special'
end
end
context 'with :class option' do
it 'works with compound css selectors' do
expect(string.all(:custom_css_selector, 'div, h1', class: 'aa').size).to eq 2
expect(string.all(:custom_css_selector, 'h1, div', class: 'aa').size).to eq 2
end
it 'handles negated classes' do
expect(string.all(:custom_css_selector, 'div, p', class: ['bb', '!cc']).size).to eq 2
expect(string.all(:custom_css_selector, 'div, p', class: ['!cc', '!dd', 'bb']).size).to eq 1
expect(string.all(:custom_xpath_selector, XPath.descendant(:div, :p), class: ['bb', '!cc']).size).to eq 2
expect(string.all(:custom_xpath_selector, XPath.descendant(:div, :p), class: ['!cc', '!dd', 'bb']).size).to eq 1
end
it 'handles classes starting with ! by requiring negated negated first' do
expect(string.all(:custom_css_selector, 'div, p', class: ['!!!mine']).size).to eq 1
expect(string.all(:custom_xpath_selector, XPath.descendant(:div, :p), class: ['!!!mine']).size).to eq 1
end
it "works with 'special' characters" do
expect(string.find(:custom_css_selector, 'input', class: '.special')[:id]).to eq 'file'
expect(string.find(:custom_css_selector, 'input', class: '2checkbox')[:id]).to eq '2checkbox'
end
it 'accepts XPath expression for xpath based selectors' do
expect(string.find(:custom_xpath_selector, './/div', class: XPath.contains('dom wor'))[:id]).to eq 'random_words'
expect(string.find(:custom_xpath_selector, './/div', class: XPath.ends_with('words'))[:id]).to eq 'random_words'
end
it 'errors XPath expression for CSS based selectors' do
expect { string.find(:custom_css_selector, 'div', class: XPath.contains('random')) }
.to raise_error(ArgumentError, /not supported/)
end
it 'accepts Regexp for XPath based selectors' do
expect(string.find(:custom_xpath_selector, './/div', class: /dom wor/)[:id]).to eq 'random_words'
expect(string.find(:custom_xpath_selector, './/div', class: /dOm WoR/i)[:id]).to eq 'random_words'
end
it 'accepts Regexp for CSS based selectors' do
expect(string.find(:custom_css_selector, 'div', class: /random/)[:id]).to eq 'random_words'
end
it 'accepts Regexp for individual class names for XPath based selectors' do
expect(string.find(:custom_xpath_selector, './/div', class: [/random/, 'some'])[:id]).to eq 'random_words'
expect(string.find(:custom_xpath_selector, './/div', class: [/om/, /wor/])[:id]).to eq 'random_words'
expect { string.find(:custom_xpath_selector, './/div', class: [/not/, /wor/]) }.to raise_error(Capybara::ElementNotFound)
expect { string.find(:custom_xpath_selector, './/div', class: [/dom wor/]) }.to raise_error(Capybara::ElementNotFound)
end
it 'accepts Regexp for individual class names for CSS based selectors' do
expect(string.find(:custom_css_selector, 'div', class: [/random/])[:id]).to eq 'random_words'
expect(string.find(:custom_css_selector, 'div', class: [/om/, /wor/, 'some'])[:id]).to eq 'random_words'
expect { string.find(:custom_css_selector, 'div', class: [/not/, /wor/]) }.to raise_error(Capybara::ElementNotFound)
expect { string.find(:custom_css_selector, 'div', class: [/dom wor/]) }.to raise_error(Capybara::ElementNotFound)
end
end
context 'with :style option' do
it 'accepts string for CSS based selectors' do
expect(string.find(:custom_css_selector, 'input', style: 'line-height: 30px;')[:title]).to eq 'Other button 1'
end
it 'accepts Regexp for CSS base selectors' do
expect(string.find(:custom_css_selector, 'input', style: /30px/)[:title]).to eq 'Other button 1'
end
end
# :css, :xpath, :id, :field, :fieldset, :link, :button, :link_or_button, :fillable_field, :radio_button, :checkbox, :select,
# :option, :file_field, :label, :table, :frame
describe ':css selector' do
it 'finds by CSS locator' do
expect(string.find(:css, 'input#my_text_input')[:name]).to eq 'form[my_text_input]'
end
end
describe ':xpath selector' do
it 'finds by XPath locator' do
expect(string.find(:xpath, './/input[@id="my_text_input"]')[:name]).to eq 'form[my_text_input]'
end
end
describe ':id selector' do
it 'finds by locator' do
expect(string.find(:id, 'my_text_input')[:name]).to eq 'form[my_text_input]'
expect(string.find(:id, /my_text_input/)[:name]).to eq 'form[my_text_input]'
expect(string.find(:id, /_text_/)[:name]).to eq 'form[my_text_input]'
expect(string.find(:id, /i[nmo]/)[:name]).to eq 'form[my_text_input]'
end
end
describe ':field selector' do
it 'finds by locator' do
expect(string.find(:field, 'My Text Input')[:id]).to eq 'my_text_input'
expect(string.find(:field, 'my_text_input')[:id]).to eq 'my_text_input'
expect(string.find(:field, 'form[my_text_input]')[:id]).to eq 'my_text_input'
end
it 'finds by id string' do
expect(string.find(:field, id: 'my_text_input')[:name]).to eq 'form[my_text_input]'
end
it 'finds by id regexp' do
expect(string.find(:field, id: /my_text_inp/)[:name]).to eq 'form[my_text_input]'
end
it 'finds by name' do
expect(string.find(:field, name: 'form[my_text_input]')[:id]).to eq 'my_text_input'
end
it 'finds by placeholder' do
expect(string.find(:field, placeholder: 'my text')[:id]).to eq 'my_text_input'
end
it 'finds by type' do
expect(string.find(:field, type: 'file')[:id]).to eq 'file'
expect(string.find(:field, type: 'select')[:id]).to eq 'select'
end
end
describe ':option selector' do
it 'finds disabled options' do
expect(string.find(:option, disabled: true).value).to eq 'b'
end
it 'finds selected options' do
expect(string.find(:option, selected: true).value).to eq 'c'
end
it 'finds not selected and not disabled options' do
expect(string.find(:option, disabled: false, selected: false).value).to eq 'a'
end
end
describe ':button selector' do
it 'finds by value' do
expect(string.find(:button, 'click me').value).to eq 'click me'
end
it 'finds by title' do
expect(string.find(:button, 'submit button').value).to eq 'click me'
end
it 'includes non-matching parameters in failure message' do
expect { string.find(:button, 'click me', title: 'click me') }.to raise_error(/with title click me/)
end
end
describe ':element selector' do
it 'finds by any attributes' do
expect(string.find(:element, 'input', type: 'submit').value).to eq 'click me'
end
it 'supports regexp matching' do
expect(string.find(:element, 'input', type: /sub/).value).to eq 'click me'
expect(string.find(:element, 'input', title: /sub\w.*button/).value).to eq 'click me'
expect(string.find(:element, 'input', title: /sub.* b.*ton/).value).to eq 'click me'
expect(string.find(:element, 'input', title: /sub.*mit.*/).value).to eq 'click me'
expect(string.find(:element, 'input', title: /^submit button$/).value).to eq 'click me'
expect(string.find(:element, 'input', title: /^(?:submit|other) button$/).value).to eq 'click me'
expect(string.find(:element, 'input', title: /SuB.*mIt/i).value).to eq 'click me'
expect(string.find(:element, 'input', title: /^Su.*Bm.*It/i).value).to eq 'click me'
expect(string.find(:element, 'input', title: /^Ot.*he.*r b.*\d/i).value).to eq "don't click me"
end
it 'still works with system keys' do
expect { string.all(:element, 'input', type: 'submit', count: 1) }.not_to raise_error
end
it 'works without element type' do
expect(string.find(:element, type: 'submit').value).to eq 'click me'
end
it 'validates attribute presence when true' do
expect(string.find(:element, name: true)[:id]).to eq 'my_text_input'
end
it 'validates attribute absence when false' do
expect(string.find(:element, 'option', disabled: false, selected: false).value).to eq 'a'
end
it 'includes wildcarded keys in description' do
expect { string.find(:element, 'input', not_there: 'bad', presence: true, absence: false, count: 1) }
.to(raise_error do |e|
expect(e).to be_a(Capybara::ElementNotFound)
expect(e.message).to include 'not_there => bad'
expect(e.message).to include 'with presence attribute'
expect(e.message).to include 'without absence attribute'
expect(e.message).not_to include 'count 1'
end)
end
it 'accepts XPath::Expression' do
expect(string.find(:element, 'input', type: XPath.starts_with('subm')).value).to eq 'click me'
expect(string.find(:element, 'input', type: XPath.ends_with('ext'))[:type]).to eq 'text'
expect(string.find(:element, 'input', type: XPath.contains('ckb'))[:type]).to eq 'checkbox'
expect(string.find(:element, 'input', title: XPath.contains_word('submit'))[:type]).to eq 'submit'
expect(string.find(:element, 'input', title: XPath.contains_word('button 1'))[:type]).to eq 'button'
end
end
describe ':link_or_button selector' do
around do |example|
described_class.modify_selector(:link_or_button) do
expression_filter(:random) { |xpath, _| xpath } # do nothing filter
end
example.run
Capybara::Selector[:link_or_button].expression_filters.delete(:random)
end
it 'should not find links when disabled == true' do
expect(string.all(:link_or_button, disabled: true).size).to eq 0
end
context 'when modified' do
it 'should still work' do
filter = Capybara::Selector[:link_or_button].expression_filters[:random]
allow(filter).to receive(:apply_filter).and_call_original
expect(string.find(:link_or_button, 'click me', random: 'blah').value).to eq 'click me'
expect(filter).to have_received(:apply_filter).with(anything, :random, 'blah', anything)
end
end
end
describe ':table selector' do
it 'finds by rows' do
expect(string.find(:table, with_rows: [%w[D E F]])[:id]).to eq 'rows'
end
it 'finds by columns' do
expect(string.find(:table, with_cols: [%w[A B C]])[:id]).to eq 'cols'
end
end
end
end
end
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