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Improve tests, extend fixtures

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This commit is contained in:
cryptogopher
2026-07-08 16:00:25 +02:00
parent 30c80e6e2e
commit ef8214cfa7
7 changed files with 109 additions and 55 deletions
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13
test/application_system_test_case.rb
View File

@@ -1,5 +1,6 @@
require "test_helper"
# TODO: optimize execution time by monitoring/eliminating synchronization timeouts
class ApplicationSystemTestCase < ActionDispatch::SystemTestCase
include ActionView::Helpers::UrlHelper
@@ -46,6 +47,8 @@ class ApplicationSystemTestCase < ActionDispatch::SystemTestCase
#
# Test block should not be modified here, as it would change its binding from
# instance level to class level.
# TODO: allow multiple iterations of tests? would require saving seed in
# #setup to make reproducing easier
if DB_CONFIGS.many?
def test(name, ...)
DB_CONFIGS.each do |config|
@@ -64,6 +67,14 @@ class ApplicationSystemTestCase < ActionDispatch::SystemTestCase
end
end
Capybara.modify_selector(:table) do
# Matches all rows, with partial row data (i.e. doesn't match row size).
expression_filter(:rows_with, valid_values: [Array]) do |xpath, rows|
rows_conditions = rows.map { |row| match_row(row) }.reduce(:&)
xpath[match_row_count(rows.size)][rows_conditions]
end
end
# This regex has to be only strict enough to properly reconstruct number. It
# is not used for format validation.
NUMBER = /\A(
@@ -82,7 +93,7 @@ class ApplicationSystemTestCase < ActionDispatch::SystemTestCase
XPath.descendant(:td).where(header_xp.boolean & position_xp)
end
node_filter(:with_value) do |node, expected|
node_filter(:with) do |node, expected|
value =
case expected
when Float

14
test/fixtures/units.yml vendored
View File

@@ -34,6 +34,20 @@ mg:
description: milligram
multiplier: 0.001
base: g
mkg:
user: admin
symbol: mkg
description: millikilogram
multiplier: 1.0
base: g
kcal:
user: admin
symbol: kcal
kJ:
user: admin
symbol: kJ
multiplier: 4.184
base: kcal
g_alice:
user: alice
symbol: g

7
test/fixtures/users.yml vendored
View File

@@ -9,7 +9,12 @@ alice:
encrypted_password: <%= Devise::Encryptor.digest(User, 'alice') %>
confirmed_at: <%= DateTime.now - 7.days %>
bob:
email: bob@gmail.com
email: bob@g.net
status: active
encrypted_password: <%= Devise::Encryptor.digest(User, 'bob') %>
confirmed_at:
carlos:
email: carlos@noreply-to-me.ever.gov
status: active
encrypted_password: <%= Devise::Encryptor.digest(User, 'carlos') %>
confirmed_at: <%= DateTime.now - 2.months %>

126
test/system/units_test.rb
View File

@@ -1,11 +1,15 @@
require "application_system_test_case"
# Fixture prerequisites:
# * user with multiple units (at least 1 w/o subunit) + subunits,
# * user with single unit,
# FIXME: add confirmed user without units
# * user with no units.
# Users need to be active and confirmed.
# * user with multiple units:
# * at least 1 w/o subunit,
# * at least 1 w/ single subunit,
# * at least 1 w/ multiple subunits:
# * at least 1 subunit w/ multiplier == 1.0,
# * at least 1 subunit w/ multiplier != 10^[-]N,
# * user with single unit,
# * user with no units.
# Users need to be active and confirmed. Units w/ and w/o description.
class UnitsTest < ApplicationSystemTestCase
def sign_in(...)
@@ -22,22 +26,19 @@ class UnitsTest < ApplicationSystemTestCase
end
def list_symbols
all(:table_cell, column_title(:symbol)).map(&:text)
all(:table_cell, column(:symbol))
.select{ |cell| cell.has_sibling?(:table_cell, wait: 0) }
.map(&:text)
end
test "index" do
sign_in
# Wait for the table to appear first, only then check row count.
within 'tbody' do
assert_selector 'tr', count: @user.units.count
end
# Cannot #destroy_all due to {dependent: :restrict*} on Unit.subunits association.
@user.units.delete_all
refresh
within 'tbody' do
assert_selector 'tr', count: 1
assert_text t('units.no_items')
if @user.units.empty?
assert_selector :table, rows: [[t('units.no_items')]]
else
column = column(:symbol)
assert_selector :table, rows_with: @user.units.map { |u| {column => u.symbol} }
end
end
@@ -45,18 +46,19 @@ class UnitsTest < ApplicationSystemTestCase
sign_in
symbols = list_symbols
link_labels.slice!(:new_unit, :new_subunit)
type, label = link_labels.to_a.sample
actions = @user.units.empty? ? [:new_unit] : [:new_unit, :new_subunit]
link_labels.slice!(*actions)
action, label = link_labels.to_a.sample
all(:link, exact_text: label).sample.then do |link|
link.click
link.assert_matches_selector :link, disabled: true
assert_matches_selector link, :link, disabled: true
end
attributes = [:symbol, :description]
attributes << :multiplier if type == :new_subunit
attributes << :multiplier if action == :new_subunit
within :table_row, {}, with_focus: true do
attributes.map! do |name|
field = within(:table_cell, column_title(name)) { find(:fillable_field) }
field = find(:table_cell, column(name)).find(:fillable_field)
value = case name
when :symbol
random_string(1..3, 4..field[:maxlength].to_i,
@@ -86,9 +88,9 @@ class UnitsTest < ApplicationSystemTestCase
assert_no_selector :fillable_field
assert_equal symbols.length + 1, new_symbols.length
m = attributes.delete(:multiplier).to_f if type == :new_subunit
within :table_row, attributes.transform_keys { |k| column_title(k) } do
assert_selector :table_cell, column_title(:multiplier), with_value: m if m
multiplier = attributes.delete(:multiplier).to_f if action == :new_subunit
within :table_row, attributes.transform_keys { |k| column(k) } do
assert_selector :table_cell, column(:multiplier), with: multiplier if multiplier
end
end
assert_no_selector :link, disabled: true,
@@ -98,8 +100,14 @@ class UnitsTest < ApplicationSystemTestCase
assert_equal new_symbols, list_symbols
end
test "create fails with out of range multiplier" do
# TODO: multiplier with exponent > max, < min, precision > DIG, value <= 0
assert true
end
test "create updates view in order" do
# Destroy and re-create unit to verify its index position is unchanged.
# NOTE: does this test add anything over "new and create"?
sign_in(user: users.select { |u| u.confirmed? && u.units.many? }.sample)
link = all(:link_or_button, exact_text: t('units.unit.destroy')).sample
@@ -108,6 +116,7 @@ class UnitsTest < ApplicationSystemTestCase
unit = @user.units.find_by(symbol: symbol)
link.click
assert_selector '.flash.notice'
if unit.base_id?
find_link(unit.base.symbol).ancestor('tr').click_on(t('units.unit.new_subunit'))
fill_in 'unit[multiplier]', with: unit.multiplier
@@ -122,40 +131,48 @@ class UnitsTest < ApplicationSystemTestCase
end
end
test "new and edit on validation error" do
sign_in
test "create and update on validation error" do
# Require at least 1 unit to be able to try and create unit with duplicate symbol.
sign_in(user: users.select { |u| u.confirmed? && !u.units.empty? }.sample)
symbols = list_symbols
# It's impossible to cause validation error on :edit with single unit.
link_labels.delete(:edit) unless @user.units.many?
type, label = link_labels.to_a.sample
action, label = link_labels.to_a.sample
link = all(:link, exact_text: label).sample
link.click
get_values = -> { all(:field).map { |f| [f[:name], f[:value]] }.to_h }
get_values = ->{ all(:field).map { |f| [f[:name], f.value] }.to_h }
values = nil
within 'tbody > tr:has(input[type=text])' do
# Provide duplicate :symbol as input invalidatable server side.
fill_in 'unit[symbol]',
with: (@user.units.map(&:symbol) - [find_field('unit[symbol]').value]).sample
within :table_row, {}, with_focus: true do
# Provide duplicate :symbol as server-side invalidated input.
field = find(:table_cell, column(:symbol)).find(:fillable_field)
field.fill_in with: (symbols - [field.value]).sample
values = get_values[]
send_keys :enter
end
# Wait for flash before checking link :disabled status.
assert_selector '.flash.alert'
if type == :edit
assert_selector '.flash.alert',
text: t('activerecord.errors.models.unit.attributes.symbol.taken')
if action == :edit
assert_no_selector :link, exact_text: link[:text]
else
link.assert_matches_selector :link, disabled: true
assert_matches_selector link, :link, disabled: true
end
within 'tbody > tr:has(input[type=text])' do
within :table_row, {}, with_focus: true do
assert_equal values, get_values[]
click_on t(:cancel)
end
assert_no_selector '.flash.alert'
assert_equal symbols, list_symbols
refresh
assert_equal symbols, list_symbols
end
test "new and edit allow opening multiple forms" do
# Require at least 1 unit to be able to open 2 forms.
sign_in(user: users.select { |u| u.confirmed? && u.units.any? }.sample)
sign_in(user: users.select { |u| u.confirmed? && !u.units.empty? }.sample)
links = link_labels.transform_values do |labels|
all(:link, exact_text: labels).to_a
end
@@ -163,26 +180,26 @@ class UnitsTest < ApplicationSystemTestCase
# Define <tr> count change depending on link clicked.
tr_diff = {new_unit: 1, new_subunit: 1, edit: 0}
type, link = random_link[].tap { |t, l| links[t].delete(l) }
action, link = random_link[].tap { |t, l| links[t].delete(l) }
subunit_link = link.ancestor('tr')
.first(:link, link_labels[:new_subunit], between: 0..1) if type == :edit
assert_difference ->{ all('tbody tr').count }, tr_diff[type] do
.first(:link, link_labels[:new_subunit], between: 0..1) if action == :edit
assert_difference ->{ all('tbody tr').count }, tr_diff[action] do
assert_difference ->{ all('tbody tr:has(input[type=text])').count }, 1 do
link.click
end
end
form = find('tbody tr:has(input:focus)')
if type == :edit
if action == :edit
refute link.visible?
refute subunit_link&.visible?
links[:new_subunit].delete(subunit_link)
else
link.assert_matches_selector :link, disabled: true
assert_matches_selector link, :link, disabled: true
end
type, link = random_link[]
assert_difference ->{ all('tbody tr').count }, tr_diff[type] do
action, link = random_link[]
assert_difference ->{ all('tbody tr').count }, tr_diff[action] do
assert_difference ->{ all('tbody tr:has(input[type=text])').count }, 1 do
link.click
end
@@ -223,13 +240,18 @@ class UnitsTest < ApplicationSystemTestCase
end
test "destroy" do
sign_in(user: users.select { |u| u.confirmed? && u.units.any? }.sample)
link = all(:link_or_button, exact_text: t('units.unit.destroy')).sample
symbol = link.ancestor('tr').first(:link).text
assert_difference ->{ @user.units.count }, -1 do
link.click
sign_in(user: users.select { |u| u.confirmed? && !u.units.empty? }.sample)
while button = all(:button, exact_text: t('units.unit.destroy')).sample
symbol = button.ancestor(:table_row, {}).find(:table_cell, column(:symbol)).text
assert_changes ->{ list_symbols }, to: list_symbols - [symbol] do
button.click
assert_selector '.flash.notice', text: t('units.destroy.success', unit: symbol)
end
end
assert_selector 'tbody tr', count: [@user.units.count, 1].max
assert_selector '.flash.notice', text: t('units.destroy.success', unit: symbol)
assert_selector :table, rows: [[t('units.no_items')]]
refresh
assert_selector :table, rows: [[t('units.no_items')]]
end
end

1
test/system/users_test.rb
View File

@@ -12,6 +12,7 @@ class UsersTest < ApplicationSystemTestCase
sign_in
assert_no_current_path new_user_session_path
# TODO: assert_selector '.flash.notice', text:
assert_text t('devise.sessions.signed_in')
end

2
test/test_helper.rb
View File

@@ -115,7 +115,7 @@ class ActiveSupport::TestCase
yield(ActionMailer::Base.deliveries.last)
end
def column_title(attribute)
def column(attribute)
model = self.class.name.delete_suffix('Test').singularize.constantize
model.human_attribute_name(attribute)
end