discourse/spec/services/username_changer_spec.rb

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require 'rails_helper'
describe UsernameChanger do
describe '#change' do
let(:user) { Fabricate(:user) }
context 'success' do
let(:new_username) { "#{user.username}1234" }
before do
@result = UsernameChanger.change(user, new_username)
end
it 'returns true' do
expect(@result).to eq(true)
end
it 'should change the username' do
user.reload
expect(user.username).to eq(new_username)
end
it 'should change the username_lower' do
user.reload
expect(user.username_lower).to eq(new_username.downcase)
end
end
context 'failure' do
let(:wrong_username) { "" }
let(:username_before_change) { user.username }
let(:username_lower_before_change) { user.username_lower }
before do
@result = UsernameChanger.change(user, wrong_username)
end
it 'returns false' do
expect(@result).to eq(false)
end
it 'should not change the username' do
user.reload
expect(user.username).to eq(username_before_change)
end
it 'should not change the username_lower' do
user.reload
expect(user.username_lower).to eq(username_lower_before_change)
end
end
describe 'change the case of my username' do
let!(:myself) { Fabricate(:user, username: 'hansolo') }
it 'should return true' do
expect(UsernameChanger.change(myself, "HanSolo")).to eq(true)
end
it 'should change the username' do
UsernameChanger.change(myself, "HanSolo")
expect(myself.reload.username).to eq('HanSolo')
end
it "logs the action" do
expect { UsernameChanger.change(myself, "HanSolo", myself) }.to change { UserHistory.count }.by(1)
expect { UsernameChanger.change(myself, "HanSolo", myself) }.to change { UserHistory.count }.by(0) # make sure it does not log a dupe
end
end
describe 'allow custom minimum username length from site settings' do
before do
@custom_min = 2
SiteSetting.min_username_length = @custom_min
end
it 'should allow a shorter username than default' do
result = UsernameChanger.change(user, 'a' * @custom_min)
expect(result).not_to eq(false)
end
it 'should not allow a shorter username than limit' do
result = UsernameChanger.change(user, 'a' * (@custom_min - 1))
expect(result).to eq(false)
end
it 'should not allow a longer username than limit' do
result = UsernameChanger.change(user, 'a' * (User.username_length.end + 1))
expect(result).to eq(false)
end
end
context 'posts and revisions' do
let(:user) { Fabricate(:user, username: 'foo') }
let(:topic) { Fabricate(:topic, user: user) }
before do
UserActionCreator.enable
Discourse.expects(:warn_exception).never
end
after do
UserActionCreator.disable
end
def create_post_and_change_username(args = {}, &block)
post = create_post(args.merge(topic_id: topic.id))
args.delete(:revisions)&.each do |revision|
post.revise(post.user, revision, force_new_version: true)
end
block.call(post) if block
UsernameChanger.change(user, 'bar')
post.reload
end
context 'mentions' do
it 'rewrites cooked correctly' do
post = create_post_and_change_username(raw: "Hello @foo")
expect(post.cooked).to eq(%Q(<p>Hello <a class="mention" href="/u/bar">@bar</a></p>))
post.rebake!
expect(post.cooked).to eq(%Q(<p>Hello <a class="mention" href="/u/bar">@bar</a></p>))
end
it 'removes the username from the search index' do
SearchIndexer.enable
create_post_and_change_username(raw: "Hello @foo")
results = Search.execute('foo', min_search_term_length: 1)
expect(results.posts).to be_empty
end
it 'ignores case when replacing mentions' do
post = create_post_and_change_username(raw: "There's no difference between @foo and @Foo")
expect(post.raw).to eq("There's no difference between @bar and @bar")
expect(post.cooked).to eq(%Q(<p>Theres no difference between <a class="mention" href="/u/bar">@bar</a> and <a class="mention" href="/u/bar">@bar</a></p>))
end
it 'replaces mentions when there are leading symbols' do
post = create_post_and_change_username(raw: ".@foo -@foo %@foo _@foo ,@foo ;@foo @@foo")
expect(post.raw).to eq(".@bar -@bar %@bar _@bar ,@bar ;@bar @@bar")
expect(post.cooked).to match_html(<<~HTML)
<p>.<a class="mention" href="/u/bar">@bar</a>
-<a class="mention" href="/u/bar">@bar</a>
%<a class="mention" href="/u/bar">@bar</a>
_<a class="mention" href="/u/bar">@bar</a>
,<a class="mention" href="/u/bar">@bar</a>
;<a class="mention" href="/u/bar">@bar</a>
@<a class="mention" href="/u/bar">@bar</a></p>
HTML
end
it 'replaces mentions within double and single quotes' do
post = create_post_and_change_username(raw: %Q("@foo" '@foo'))
expect(post.raw).to eq(%Q("@bar" '@bar'))
expect(post.cooked).to eq(%Q(<p>“<a class="mention" href="/u/bar">@bar</a>” <a class="mention" href="/u/bar">@bar</a></p>))
end
it 'replaces mentions when there are trailing symbols' do
post = create_post_and_change_username(raw: "@foo. @foo, @foo: @foo; @foo-")
expect(post.raw).to eq("@bar. @bar, @bar: @bar; @bar-")
expect(post.cooked).to match_html(<<~HTML)
<p><a class="mention" href="/u/bar">@bar</a>.
<a class="mention" href="/u/bar">@bar</a>,
<a class="mention" href="/u/bar">@bar</a>:
<a class="mention" href="/u/bar">@bar</a>;
<a class="mention" href="/u/bar">@bar</a>-</p>
HTML
end
it 'does not replace mention when followed by an underscore' do
post = create_post_and_change_username(raw: "@foo_")
expect(post.raw).to eq("@foo_")
expect(post.cooked).to eq(%Q(<p><span class="mention">@foo_</span></p>))
end
it 'does not replace mentions when there are leading alphanumeric chars' do
post = create_post_and_change_username(raw: "a@foo 2@foo")
expect(post.raw).to eq("a@foo 2@foo")
expect(post.cooked).to eq(%Q(<p>a@foo 2@foo</p>))
end
it 'does not replace username within email address' do
post = create_post_and_change_username(raw: "mail@foo.com")
expect(post.raw).to eq("mail@foo.com")
expect(post.cooked).to eq(%Q(<p><a href="mailto:mail@foo.com">mail@foo.com</a></p>))
end
it 'does not replace username in a mention of a similar username' do
Fabricate(:user, username: 'foobar')
Fabricate(:user, username: 'foo-bar')
Fabricate(:user, username: 'foo_bar')
Fabricate(:user, username: 'foo1')
post = create_post_and_change_username(raw: "@foo @foobar @foo-bar @foo_bar @foo1")
expect(post.raw).to eq("@bar @foobar @foo-bar @foo_bar @foo1")
expect(post.cooked).to match_html(<<~HTML)
<p><a class="mention" href="/u/bar">@bar</a>
<a class="mention" href="/u/foobar">@foobar</a>
<a class="mention" href="/u/foo-bar">@foo-bar</a>
<a class="mention" href="/u/foo_bar">@foo_bar</a>
<a class="mention" href="/u/foo1">@foo1</a></p>
HTML
end
it 'updates the path to the user even when it links to /user instead of /u' do
post = create_post_and_change_username(raw: "Hello @foo")
post.update_column(:cooked, post.cooked.gsub("/u/foo", "/users/foo"))
expect(post.raw).to eq("Hello @bar")
expect(post.cooked).to eq(%Q(<p>Hello <a class="mention" href="/u/bar">@bar</a></p>))
end
it 'replaces mentions within revisions' do
revisions = [{ raw: "Hello Foo" }, { title: "new topic title" }, { raw: "Hello @foo!" }, { raw: "Hello @foo!!" }]
post = create_post_and_change_username(raw: "Hello @foo", revisions: revisions)
expect(post.raw).to eq("Hello @bar!!")
expect(post.cooked).to eq(%Q(<p>Hello <a class="mention" href="/u/bar">@bar</a>!!</p>))
expect(post.revisions.count).to eq(4)
expect(post.revisions[0].modifications["raw"][0]).to eq("Hello @bar")
expect(post.revisions[0].modifications["raw"][1]).to eq("Hello Foo")
expect(post.revisions[0].modifications["cooked"][0]).to eq(%Q(<p>Hello <a class="mention" href="/u/bar">@bar</a></p>))
expect(post.revisions[0].modifications["cooked"][1]).to eq(%Q(<p>Hello Foo</p>))
expect(post.revisions[1].modifications).to include("title")
expect(post.revisions[2].modifications["raw"][0]).to eq("Hello Foo")
expect(post.revisions[2].modifications["raw"][1]).to eq("Hello @bar!")
expect(post.revisions[2].modifications["cooked"][0]).to eq(%Q(<p>Hello Foo</p>))
expect(post.revisions[2].modifications["cooked"][1]).to eq(%Q(<p>Hello <a class="mention" href="/u/bar">@bar</a>!</p>))
expect(post.revisions[3].modifications["raw"][0]).to eq("Hello @bar!")
expect(post.revisions[3].modifications["raw"][1]).to eq("Hello @bar!!")
expect(post.revisions[3].modifications["cooked"][0]).to eq(%Q(<p>Hello <a class="mention" href="/u/bar">@bar</a>!</p>))
expect(post.revisions[3].modifications["cooked"][1]).to eq(%Q(<p>Hello <a class="mention" href="/u/bar">@bar</a>!!</p>))
end
it 'replaces mentions in posts marked for deletion' do
post = create_post_and_change_username(raw: "Hello @foo") do |p|
PostDestroyer.new(p.user, p).destroy
end
expect(post.raw).to_not include("@foo")
expect(post.cooked).to_not include("foo")
expect(post.revisions.count).to eq(1)
expect(post.revisions[0].modifications["raw"][0]).to eq("Hello @bar")
expect(post.revisions[0].modifications["cooked"][0]).to eq(%Q(<p>Hello <a class="mention" href="/u/bar">@bar</a></p>))
end
it 'works when users are mentioned with HTML' do
post = create_post_and_change_username(raw: '<a class="mention">@foo</a> and <a class="mention">@someuser</a>')
expect(post.raw).to eq('<a class="mention">@bar</a> and <a class="mention">@someuser</a>')
expect(post.cooked).to match_html('<p><a class="mention">@bar</a> and <a class="mention">@someuser</a></p>')
end
end
context 'quotes' do
let(:quoted_post) { create_post(user: user, topic: topic, post_number: 1, raw: "quoted post") }
let(:avatar_url) { user.avatar_template.gsub("{size}", "40") }
it 'replaces the username in quote tags and updates avatar' do
post = create_post_and_change_username(raw: <<~RAW)
Lorem ipsum
[quote="foo, post:1, topic:#{quoted_post.topic.id}"]
quoted post
[/quote]
[quote='foo']
quoted post
[/quote]
[quote=foo, post:1, topic:#{quoted_post.topic.id}]
quoted post
[/quote]
dolor sit amet
RAW
expect(post.raw).to eq(<<~RAW.strip)
Lorem ipsum
[quote="bar, post:1, topic:#{quoted_post.topic.id}"]
quoted post
[/quote]
[quote='bar']
quoted post
[/quote]
[quote=bar, post:1, topic:#{quoted_post.topic.id}]
quoted post
[/quote]
dolor sit amet
RAW
expect(post.cooked).to match_html(<<~HTML)
<p>Lorem ipsum</p>
<aside class="quote no-group" data-post="1" data-topic="#{quoted_post.topic.id}">
<div class="title">
<div class="quote-controls"></div>
<img alt='' width="20" height="20" src="#{avatar_url}" class="avatar"> bar:</div>
<blockquote>
<p>quoted post</p>
</blockquote>
</aside>
<aside class="quote no-group">
<div class="title">
<div class="quote-controls"></div>
<img alt='' width="20" height="20" src="#{avatar_url}" class="avatar"> bar:</div>
<blockquote>
<p>quoted post</p>
</blockquote>
</aside>
<aside class="quote no-group" data-post="1" data-topic="#{quoted_post.topic.id}">
<div class="title">
<div class="quote-controls"></div>
<img alt='' width="20" height="20" src="#{avatar_url}" class="avatar"> bar:</div>
<blockquote>
<p>quoted post</p>
</blockquote>
</aside>
<p>dolor sit amet</p>
HTML
end
context 'simple quote' do
let(:raw) do <<~RAW
Lorem ipsum
[quote="foo, post:1, topic:#{quoted_post.topic.id}"]
quoted post
[/quote]
RAW
end
let(:expected_raw) do
<<~RAW.strip
Lorem ipsum
[quote="bar, post:1, topic:#{quoted_post.topic.id}"]
quoted post
[/quote]
RAW
end
let(:expected_cooked) do
<<~HTML
<p>Lorem ipsum</p>
<aside class="quote no-group" data-post="1" data-topic="#{quoted_post.topic.id}">
<div class="title">
<div class="quote-controls"></div>
<img alt='' width="20" height="20" src="#{avatar_url}" class="avatar"> bar:</div>
<blockquote>
<p>quoted post</p>
</blockquote>
</aside>
HTML
end
it 'replaces the username in quote tags when the post is deleted' do
post = create_post_and_change_username(raw: raw) do |p|
PostDestroyer.new(Discourse.system_user, p).destroy
end
expect(post.raw).to eq(expected_raw)
expect(post.cooked).to match_html(expected_cooked)
end
it 'replaces the username in quote tags when the post is marked as deleted' do
post = create_post_and_change_username(raw: raw) do |p|
PostDestroyer.new(p.user, p).destroy
end
expect(post.raw).to_not include("foo")
expect(post.cooked).to_not include("foo")
expect(post.revisions.count).to eq(1)
expect(post.revisions[0].modifications["raw"][0]).to eq(expected_raw)
expect(post.revisions[0].modifications["cooked"][0]).to match_html(expected_cooked)
end
end
end
context 'oneboxes' do
let(:quoted_post) { create_post(user: user, topic: topic, post_number: 1, raw: "quoted post") }
let(:avatar_url) { user.avatar_template.gsub("{size}", "40") }
def protocol_relative_url(url)
url.sub(/^https?:/, '')
end
it 'updates avatar for linked topics and posts' do
raw = "#{quoted_post.full_url}\n#{quoted_post.topic.url}"
post = create_post_and_change_username(raw: raw)
expect(post.raw).to eq(raw)
expect(post.cooked).to match_html(<<~HTML)
<p><aside class="quote" data-post="#{quoted_post.post_number}" data-topic="#{quoted_post.topic.id}">
<div class="title">
<div class="quote-controls"></div>
<img alt="" width="20" height="20" src="#{avatar_url}" class="avatar">
<a href="#{protocol_relative_url(quoted_post.full_url)}">#{quoted_post.topic.title}</a>
</div>
<blockquote>
quoted post
</blockquote>
</aside>
<br>
<aside class="quote" data-post="#{quoted_post.post_number}" data-topic="#{quoted_post.topic.id}">
<div class="title">
<div class="quote-controls"></div>
<img alt="" width="20" height="20" src="#{avatar_url}" class="avatar">
<a href="#{protocol_relative_url(quoted_post.topic.url)}">#{quoted_post.topic.title}</a>
</div>
<blockquote>
quoted post
</blockquote>
</aside>
</p>
HTML
end
end
it 'updates username in small action posts' do
invited_by = Fabricate(:user)
p1 = topic.add_small_action(invited_by, 'invited_user', 'foo')
p2 = topic.add_small_action(invited_by, 'invited_user', 'foobar')
UsernameChanger.change(user, 'bar')
expect(p1.reload.custom_fields['action_code_who']).to eq('bar')
expect(p2.reload.custom_fields['action_code_who']).to eq('foobar')
end
end
context 'notifications' do
def create_notification(type, notified_user, post, data = {})
Fabricate(
:notification,
notification_type: Notification.types[type],
user: notified_user,
data: data.to_json,
topic: post&.topic,
post_number: post&.post_number
)
end
def notification_data(notification)
JSON.parse(notification.reload.data, symbolize_names: true)
end
def original_and_display_username(username)
{ original_username: username, display_username: username, foo: "bar" }
end
def original_username_and_some_text_as_display_username(username)
{ original_username: username, display_username: "some text", foo: "bar" }
end
def only_display_username(username)
{ display_username: username }
end
def username_and_something_else(username)
{ username: username, foo: "bar" }
end
it 'replaces usernames in notifications' do
renamed_user = Fabricate(:user, username: "alice")
another_user = Fabricate(:user, username: "another_user")
notified_user = Fabricate(:user)
p1 = Fabricate(:post, post_number: 1, user: renamed_user)
p2 = Fabricate(:post, post_number: 1, user: another_user)
Fabricate(:invite, invited_by: notified_user, user: renamed_user)
Fabricate(:invite, invited_by: notified_user, user: another_user)
n01 = create_notification(:mentioned, notified_user, p1, original_and_display_username("alice"))
n02 = create_notification(:mentioned, notified_user, p2, original_and_display_username("another_user"))
n03 = create_notification(:mentioned, notified_user, p1, original_username_and_some_text_as_display_username("alice"))
n04 = create_notification(:mentioned, notified_user, p1, only_display_username("alice"))
n05 = create_notification(:invitee_accepted, notified_user, nil, only_display_username("alice"))
n06 = create_notification(:invitee_accepted, notified_user, nil, only_display_username("another_user"))
n07 = create_notification(:granted_badge, renamed_user, nil, username_and_something_else("alice"))
n08 = create_notification(:granted_badge, another_user, nil, username_and_something_else("another_user"))
n09 = create_notification(:group_message_summary, renamed_user, nil, username_and_something_else("alice"))
n10 = create_notification(:group_message_summary, another_user, nil, username_and_something_else("another_user"))
UsernameChanger.change(renamed_user, "bob")
expect(notification_data(n01)).to eq(original_and_display_username("bob"))
expect(notification_data(n02)).to eq(original_and_display_username("another_user"))
expect(notification_data(n03)).to eq(original_username_and_some_text_as_display_username("bob"))
expect(notification_data(n04)).to eq(only_display_username("bob"))
expect(notification_data(n05)).to eq(only_display_username("bob"))
expect(notification_data(n06)).to eq(only_display_username("another_user"))
expect(notification_data(n07)).to eq(username_and_something_else("bob"))
expect(notification_data(n08)).to eq(username_and_something_else("another_user"))
expect(notification_data(n09)).to eq(username_and_something_else("bob"))
expect(notification_data(n10)).to eq(username_and_something_else("another_user"))
end
end
end
end