discourse/spec/components/plugin/instance_spec.rb

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require 'rails_helper'
require_dependency 'plugin/instance'
describe Plugin::Instance do
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after do
DiscoursePluginRegistry.reset!
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end
context "find_all" do
it "can find plugins correctly" do
plugins = Plugin::Instance.find_all("#{Rails.root}/spec/fixtures/plugins")
expect(plugins.count).to eq(2)
plugin = plugins[1]
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expect(plugin.name).to eq("plugin-name")
expect(plugin.path).to eq("#{Rails.root}/spec/fixtures/plugins/my_plugin/plugin.rb")
end
it "does not blow up on missing directory" do
plugins = Plugin::Instance.find_all("#{Rails.root}/frank_zappa")
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expect(plugins.count).to eq(0)
end
end
context "enabling/disabling" do
it "is enabled by default" do
expect(Plugin::Instance.new.enabled?).to eq(true)
end
context "with a plugin that extends things" do
class Trout; end
class TroutSerializer < ApplicationSerializer; end
class TroutPlugin < Plugin::Instance
attr_accessor :enabled
def enabled?; @enabled; end
end
before do
@plugin = TroutPlugin.new
@trout = Trout.new
# New method
@plugin.add_to_class(:trout, :status?) { "evil" }
# DiscourseEvent
@hello_count = 0
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@increase_count = -> { @hello_count += 1 }
@set = @plugin.on(:hello, &@increase_count)
# Serializer
@plugin.add_to_serializer(:trout, :scales) { 1024 }
@serializer = TroutSerializer.new(@trout)
end
after do
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DiscourseEvent.off(:hello, &@set.first)
end
it "checks enabled/disabled functionality for extensions" do
# with an enabled plugin
@plugin.enabled = true
expect(@trout.status?).to eq("evil")
DiscourseEvent.trigger(:hello)
expect(@hello_count).to eq(1)
expect(@serializer.scales).to eq(1024)
expect(@serializer.include_scales?).to eq(true)
# When a plugin is disabled
@plugin.enabled = false
expect(@trout.status?).to eq(nil)
DiscourseEvent.trigger(:hello)
expect(@hello_count).to eq(1)
expect(@serializer.scales).to eq(1024)
expect(@serializer.include_scales?).to eq(false)
end
end
end
context "register asset" do
it "populates the DiscoursePluginRegistry" do
plugin = Plugin::Instance.new nil, "/tmp/test.rb"
plugin.register_asset("test.css")
plugin.register_asset("test2.css")
plugin.send :register_assets!
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expect(DiscoursePluginRegistry.mobile_stylesheets.count).to eq(0)
expect(DiscoursePluginRegistry.stylesheets.count).to eq(2)
end
it "remaps vendored_core_pretty_text asset" do
plugin = Plugin::Instance.new nil, "/tmp/test.rb"
plugin.register_asset("moment.js", :vendored_core_pretty_text)
plugin.send :register_assets!
expect(DiscoursePluginRegistry.vendored_core_pretty_text.first).to eq("lib/javascripts/moment.js")
end
end
context "register service worker" do
it "populates the DiscoursePluginRegistry" do
plugin = Plugin::Instance.new nil, "/tmp/test.rb"
plugin.register_service_worker("test.js")
plugin.register_service_worker("test2.js")
plugin.send :register_service_workers!
expect(DiscoursePluginRegistry.service_workers.count).to eq(2)
end
end
context "#add_report" do
it "adds a report" do
plugin = Plugin::Instance.new nil, "/tmp/test.rb"
plugin.add_report("readers") {}
expect(Report.respond_to?(:report_readers)).to eq(true)
end
end
it 'patches the enabled? function for auth_providers if not defined' do
SiteSetting.stubs(:ubuntu_login_enabled).returns(false)
plugin = Plugin::Instance.new
# No enabled_site_setting
authenticator = Auth::Authenticator.new
plugin.auth_provider(authenticator: authenticator)
plugin.notify_after_initialize
expect(authenticator.enabled?).to eq(true)
# With enabled site setting
authenticator = Auth::Authenticator.new
plugin.auth_provider(enabled_setting: 'ubuntu_login_enabled', authenticator: authenticator)
plugin.notify_after_initialize
expect(authenticator.enabled?).to eq(false)
# Defines own method
SiteSetting.stubs(:ubuntu_login_enabled).returns(true)
authenticator = Class.new(Auth::Authenticator) do
def enabled?
false
end
end.new
plugin.auth_provider(enabled_setting: 'ubuntu_login_enabled', authenticator: authenticator)
plugin.notify_after_initialize
expect(authenticator.enabled?).to eq(false)
end
context "activate!" do
before do
SiteSetting.stubs(:ubuntu_login_enabled).returns(false)
end
it "can activate plugins correctly" do
plugin = Plugin::Instance.new
plugin.path = "#{Rails.root}/spec/fixtures/plugins/my_plugin/plugin.rb"
junk_file = "#{plugin.auto_generated_path}/junk"
plugin.ensure_directory(junk_file)
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File.open("#{plugin.auto_generated_path}/junk", "w") { |f| f.write("junk") }
plugin.activate!
# calls ensure_assets! make sure they are there
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expect(plugin.assets.count).to eq(1)
plugin.assets.each do |a, opts|
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expect(File.exists?(a)).to eq(true)
end
# ensure it cleans up all crap in autogenerated directory
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expect(File.exists?(junk_file)).to eq(false)
end
it "registers auth providers correctly" do
plugin = Plugin::Instance.new
plugin.path = "#{Rails.root}/spec/fixtures/plugins/my_plugin/plugin.rb"
plugin.activate!
expect(plugin.auth_providers.count).to eq(1)
auth_provider = plugin.auth_providers[0]
expect(auth_provider.authenticator.name).to eq('ubuntu')
expect(DiscoursePluginRegistry.auth_providers.count).to eq(1)
end
it "finds all the custom assets" do
plugin = Plugin::Instance.new
plugin.path = "#{Rails.root}/spec/fixtures/plugins/my_plugin/plugin.rb"
plugin.register_asset("test.css")
plugin.register_asset("test2.scss")
plugin.register_asset("mobile.css", :mobile)
plugin.register_asset("desktop.css", :desktop)
plugin.register_asset("desktop2.css", :desktop)
plugin.register_asset("variables1.scss", :variables)
plugin.register_asset("variables2.scss", :variables)
plugin.register_asset("code.js")
plugin.register_asset("my_admin.js", :admin)
plugin.register_asset("my_admin2.js", :admin)
plugin.activate!
expect(DiscoursePluginRegistry.javascripts.count).to eq(2)
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expect(DiscoursePluginRegistry.admin_javascripts.count).to eq(2)
expect(DiscoursePluginRegistry.desktop_stylesheets.count).to eq(2)
expect(DiscoursePluginRegistry.sass_variables.count).to eq(2)
expect(DiscoursePluginRegistry.stylesheets.count).to eq(2)
expect(DiscoursePluginRegistry.mobile_stylesheets.count).to eq(1)
end
end
context "serialized_current_user_fields" do
before do
DiscoursePluginRegistry.serialized_current_user_fields << "has_car"
end
after do
DiscoursePluginRegistry.serialized_current_user_fields.delete "has_car"
end
it "correctly serializes custom user fields" do
DiscoursePluginRegistry.serialized_current_user_fields << "has_car"
user = Fabricate(:user)
user.custom_fields["has_car"] = "true"
user.save!
payload = JSON.parse(CurrentUserSerializer.new(user, scope: Guardian.new(user)).to_json)
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expect(payload["current_user"]["custom_fields"]["has_car"]).to eq("true")
payload = JSON.parse(UserSerializer.new(user, scope: Guardian.new(user)).to_json)
expect(payload["user"]["custom_fields"]["has_car"]).to eq("true")
UserCustomField.destroy_all
user.reload
payload = JSON.parse(CurrentUserSerializer.new(user, scope: Guardian.new(user)).to_json)
expect(payload["current_user"]["custom_fields"]).to eq({})
payload = JSON.parse(UserSerializer.new(user, scope: Guardian.new(user)).to_json)
expect(payload["user"]["custom_fields"]).to eq({})
end
end
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context "register_color_scheme" do
it "can add a color scheme for the first time" do
plugin = Plugin::Instance.new nil, "/tmp/test.rb"
expect {
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plugin.register_color_scheme("Purple", primary: 'EEE0E5')
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plugin.notify_after_initialize
}.to change { ColorScheme.count }.by(1)
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expect(ColorScheme.where(name: "Purple")).to be_present
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end
it "doesn't add the same color scheme twice" do
Fabricate(:color_scheme, name: "Halloween")
plugin = Plugin::Instance.new nil, "/tmp/test.rb"
expect {
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plugin.register_color_scheme("Halloween", primary: 'EEE0E5')
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plugin.notify_after_initialize
}.to_not change { ColorScheme.count }
end
end
describe '.register_seedfu_fixtures' do
it "should add the new path to SeedFu's fixtures path" do
plugin = Plugin::Instance.new nil, "/tmp/test.rb"
plugin.register_seedfu_fixtures(['some_path'])
plugin.register_seedfu_fixtures('some_path2')
expect(SeedFu.fixture_paths).to include('some_path')
expect(SeedFu.fixture_paths).to include('some_path2')
end
end
describe '#add_model_callback' do
let(:metadata) do
metadata = Plugin::Metadata.new
metadata.name = 'test'
metadata
end
let(:plugin_instance) do
plugin = Plugin::Instance.new(nil, "/tmp/test.rb")
plugin.metadata = metadata
plugin
end
it 'should add the right callback' do
called = 0
plugin_instance.add_model_callback(User, :after_create) do
called += 1
end
user = Fabricate(:user)
expect(called).to eq(1)
user.update_attributes!(username: 'some_username')
expect(called).to eq(1)
end
it 'should add the right callback with options' do
called = 0
plugin_instance.add_model_callback(User, :after_commit, on: :create) do
called += 1
end
user = Fabricate(:user)
expect(called).to eq(1)
user.update_attributes!(username: 'some_username')
expect(called).to eq(1)
end
end
context "locales" do
let(:plugin_path) { "#{Rails.root}/spec/fixtures/plugins/custom_locales" }
let!(:plugin) { Plugin::Instance.new(nil, "#{plugin_path}/plugin.rb") }
let(:plural) do
{
keys: [:one, :few, :other],
rule: lambda do |n|
return :one if n == 1
return :few if n < 10
:other
end
}
end
def register_locale(locale, opts)
plugin.register_locale(locale, opts)
plugin.activate!
DiscoursePluginRegistry.locales[locale]
end
it "enables the registered locales only on activate" do
plugin.register_locale("foo", name: "Foo", nativeName: "Foo Bar", plural: plural)
plugin.register_locale("es_MX", name: "Spanish (Mexico)", nativeName: "Español (México)", fallbackLocale: "es")
expect(DiscoursePluginRegistry.locales.count).to eq(0)
plugin.activate!
expect(DiscoursePluginRegistry.locales.count).to eq(2)
end
it "allows finding the locale by string and symbol" do
register_locale("foo", name: "Foo", nativeName: "Foo Bar", plural: plural)
expect(DiscoursePluginRegistry.locales).to have_key(:foo)
expect(DiscoursePluginRegistry.locales).to have_key('foo')
end
it "correctly registers a new locale" do
locale = register_locale("foo", name: "Foo", nativeName: "Foo Bar", plural: plural)
expect(DiscoursePluginRegistry.locales.count).to eq(1)
expect(DiscoursePluginRegistry.locales).to have_key(:foo)
expect(locale[:fallbackLocale]).to be_nil
expect(locale[:message_format]).to eq(["foo", "#{plugin_path}/lib/javascripts/locale/message_format/foo.js"])
expect(locale[:moment_js]).to eq(["foo", "#{plugin_path}/lib/javascripts/locale/moment_js/foo.js"])
expect(locale[:plural]).to eq(plural.with_indifferent_access)
expect(Rails.configuration.assets.precompile).to include("locales/foo.js")
end
it "correctly registers a new locale using a fallback locale" do
locale = register_locale("es_MX", name: "Spanish (Mexico)", nativeName: "Español (México)", fallbackLocale: "es")
expect(DiscoursePluginRegistry.locales.count).to eq(1)
expect(DiscoursePluginRegistry.locales).to have_key(:es_MX)
expect(locale[:fallbackLocale]).to eq("es")
expect(locale[:message_format]).to eq(["es", "#{Rails.root}/lib/javascripts/locale/es.js"])
expect(locale[:moment_js]).to eq(["es", "#{Rails.root}/lib/javascripts/moment_locale/es.js"])
expect(locale[:plural]).to be_nil
expect(Rails.configuration.assets.precompile).to include("locales/es_MX.js")
end
it "correctly registers a new locale when some files exist in core" do
locale = register_locale("tlh", name: "Klingon", nativeName: "tlhIngan Hol", plural: plural)
expect(DiscoursePluginRegistry.locales.count).to eq(1)
expect(DiscoursePluginRegistry.locales).to have_key(:tlh)
expect(locale[:fallbackLocale]).to be_nil
expect(locale[:message_format]).to eq(["tlh", "#{plugin_path}/lib/javascripts/locale/message_format/tlh.js"])
expect(locale[:moment_js]).to eq(["tlh", "#{Rails.root}/lib/javascripts/moment_locale/tlh.js"])
expect(locale[:plural]).to eq(plural.with_indifferent_access)
expect(Rails.configuration.assets.precompile).to include("locales/tlh.js")
end
it "does not register a new locale when the fallback locale does not exist" do
register_locale("bar", name: "Bar", nativeName: "Bar", fallbackLocale: "foo")
expect(DiscoursePluginRegistry.locales.count).to eq(0)
end
[
"config/locales/client.foo.yml",
"config/locales/server.foo.yml",
"lib/javascripts/locale/message_format/foo.js",
"lib/javascripts/locale/moment_js/foo.js",
"assets/locales/foo.js.erb"
].each do |path|
it "does not register a new locale when #{path} is missing" do
path = "#{plugin_path}/#{path}"
File.stubs('exist?').returns(false)
File.stubs('exist?').with(regexp_matches(/#{Regexp.quote(plugin_path)}.*/)).returns(true)
File.stubs('exist?').with(path).returns(false)
register_locale("foo", name: "Foo", nativeName: "Foo Bar", plural: plural)
expect(DiscoursePluginRegistry.locales.count).to eq(0)
end
end
end
describe '#enabled_site_setting_filter' do
describe 'when filter is blank' do
it 'should return the right value' do
expect(Plugin::Instance.new.enabled_site_setting_filter).to eq(nil)
end
end
it 'should set the right value' do
instance = Plugin::Instance.new
instance.enabled_site_setting_filter('test')
expect(instance.enabled_site_setting_filter).to eq('test')
end
end
end