Commit 2f768281 authored by Sean McGivern's avatar Sean McGivern

Merge branch '54796-add-tiebreaker-to-sorts' into 'master'

Added: Include order by ID desc as tie break in pagination

Closes #54796

See merge request gitlab-org/gitlab-ce!25311
parents 6025b4e8 b467dca4
---
title: 'API: Sort tie breaker with id DESC'
merge_request: 25311
author: Nermin Vehabovic
type: changed
......@@ -299,6 +299,12 @@ module API
items.search(text)
end
def order_options_with_tie_breaker
order_options = { params[:order_by] => params[:sort] }
order_options['id'] ||= 'desc'
order_options
end
# error helpers
def forbidden!(reason = nil)
......@@ -393,7 +399,7 @@ module API
# rubocop: disable CodeReuse/ActiveRecord
def reorder_projects(projects)
projects.reorder(params[:order_by] => params[:sort])
projects.reorder(order_options_with_tie_breaker)
end
# rubocop: enable CodeReuse/ActiveRecord
......
......@@ -29,8 +29,7 @@ module API
issues = IssuesFinder.new(current_user, args).execute
.preload(:assignees, :labels, :notes, :timelogs, :project, :author, :closed_by)
issues.reorder(args[:order_by] => args[:sort])
issues.reorder(order_options_with_tie_breaker)
end
# rubocop: enable CodeReuse/ActiveRecord
......
......@@ -38,7 +38,7 @@ module API
args[:scope] = args[:scope].underscore if args[:scope]
merge_requests = MergeRequestsFinder.new(current_user, args).execute
.reorder(args[:order_by] => args[:sort])
.reorder(order_options_with_tie_breaker)
merge_requests = paginate(merge_requests)
.preload(:source_project, :target_project)
......
......@@ -39,7 +39,7 @@ module API
# at the DB query level (which we cannot in that case), the current
# page can have less elements than :per_page even if
# there's more than one page.
raw_notes = noteable.notes.with_metadata.reorder(params[:order_by] => params[:sort])
raw_notes = noteable.notes.with_metadata.reorder(order_options_with_tie_breaker)
notes =
# paginate() only works with a relation. This could lead to a
# mismatch between the pagination headers info and the actual notes
......
......@@ -26,7 +26,7 @@ module API
# rubocop: disable CodeReuse/ActiveRecord
def reorder_users(users)
if params[:order_by] && params[:sort]
users.reorder(params[:order_by] => params[:sort])
users.reorder(order_options_with_tie_breaker)
else
users
end
......
......@@ -359,10 +359,38 @@ describe API::Issues do
expect_paginated_array_response([])
end
it 'sorts by created_at descending by default' do
get api('/issues', user)
context 'without sort params' do
it 'sorts by created_at descending by default' do
get api('/issues', user)
expect_paginated_array_response([issue.id, closed_issue.id])
expect_paginated_array_response([issue.id, closed_issue.id])
end
context 'with 2 issues with same created_at' do
let!(:closed_issue2) do
create :closed_issue,
author: user,
assignees: [user],
project: project,
milestone: milestone,
created_at: closed_issue.created_at,
updated_at: 1.hour.ago,
title: issue_title,
description: issue_description
end
it 'page breaks first page correctly' do
get api('/issues?per_page=2', user)
expect_paginated_array_response([issue.id, closed_issue2.id])
end
it 'page breaks second page correctly' do
get api('/issues?per_page=2&page=2', user)
expect_paginated_array_response([closed_issue.id])
end
end
end
it 'sorts ascending when requested' do
......@@ -613,10 +641,38 @@ describe API::Issues do
expect_paginated_array_response(group_confidential_issue.id)
end
it 'sorts by created_at descending by default' do
get api(base_url, user)
context 'without sort params' do
it 'sorts by created_at descending by default' do
get api(base_url, user)
expect_paginated_array_response([group_closed_issue.id, group_confidential_issue.id, group_issue.id])
expect_paginated_array_response([group_closed_issue.id, group_confidential_issue.id, group_issue.id])
end
context 'with 2 issues with same created_at' do
let!(:group_issue2) do
create :issue,
author: user,
assignees: [user],
project: group_project,
milestone: group_milestone,
updated_at: 1.hour.ago,
title: issue_title,
description: issue_description,
created_at: group_issue.created_at
end
it 'page breaks first page correctly' do
get api("#{base_url}?per_page=3", user)
expect_paginated_array_response([group_closed_issue.id, group_confidential_issue.id, group_issue2.id])
end
it 'page breaks second page correctly' do
get api("#{base_url}?per_page=3&page=2", user)
expect_paginated_array_response([group_issue.id])
end
end
end
it 'sorts ascending when requested' do
......@@ -828,10 +884,38 @@ describe API::Issues do
expect_paginated_array_response([issue.id, closed_issue.id])
end
it 'sorts by created_at descending by default' do
get api("#{base_url}/issues", user)
context 'without sort params' do
it 'sorts by created_at descending by default' do
get api("#{base_url}/issues", user)
expect_paginated_array_response([issue.id, confidential_issue.id, closed_issue.id])
expect_paginated_array_response([issue.id, confidential_issue.id, closed_issue.id])
end
context 'with 2 issues with same created_at' do
let!(:closed_issue2) do
create :closed_issue,
author: user,
assignees: [user],
project: project,
milestone: milestone,
created_at: closed_issue.created_at,
updated_at: 1.hour.ago,
title: issue_title,
description: issue_description
end
it 'page breaks first page correctly' do
get api("#{base_url}/issues?per_page=3", user)
expect_paginated_array_response([issue.id, confidential_issue.id, closed_issue2.id])
end
it 'page breaks second page correctly' do
get api("#{base_url}/issues?per_page=3&page=2", user)
expect_paginated_array_response([closed_issue.id])
end
end
end
it 'sorts ascending when requested' do
......
......@@ -257,6 +257,38 @@ shared_examples 'merge requests list' do
expect(response_dates).to eq(response_dates.sort.reverse)
end
context '2 merge requests with equal created_at' do
let!(:closed_mr2) do
create :merge_request,
state: 'closed',
milestone: milestone1,
author: user,
assignee: user,
source_project: project,
target_project: project,
title: "Test",
created_at: @mr_earlier.created_at
end
it 'page breaks first page correctly' do
get api("#{endpoint_path}?sort=desc&per_page=4", user)
response_ids = json_response.map { |merge_request| merge_request['id'] }
expect(response_ids).to include(closed_mr2.id)
expect(response_ids).not_to include(@mr_earlier.id)
end
it 'page breaks second page correctly' do
get api("#{endpoint_path}?sort=desc&per_page=4&page=2", user)
response_ids = json_response.map { |merge_request| merge_request['id'] }
expect(response_ids).not_to include(closed_mr2.id)
expect(response_ids).to include(@mr_earlier.id)
end
end
it 'returns an array of merge_requests ordered by updated_at' do
path = endpoint_path + '?order_by=updated_at'
......
......@@ -8,13 +8,45 @@ shared_examples 'noteable API' do |parent_type, noteable_type, id_name|
create_list(:note, 3, params)
end
it 'sorts by created_at in descending order by default' do
get api("/#{parent_type}/#{parent.id}/#{noteable_type}/#{noteable[id_name]}/notes", user)
context 'without sort params' do
it 'sorts by created_at in descending order by default' do
get api("/#{parent_type}/#{parent.id}/#{noteable_type}/#{noteable[id_name]}/notes", user)
response_dates = json_response.map { |note| note['created_at'] }
response_dates = json_response.map { |note| note['created_at'] }
expect(json_response.length).to eq(4)
expect(response_dates).to eq(response_dates.sort.reverse)
expect(json_response.length).to eq(4)
expect(response_dates).to eq(response_dates.sort.reverse)
end
context '2 notes with equal created_at' do
before do
@first_note = Note.first
params = { noteable: noteable, author: user }
params[:project] = parent if parent.is_a?(Project)
params[:created_at] = @first_note.created_at
@note2 = create(:note, params)
end
it 'page breaks first page correctly' do
get api("/#{parent_type}/#{parent.id}/#{noteable_type}/#{noteable[id_name]}/notes?per_page=4", user)
response_ids = json_response.map { |note| note['id'] }
expect(response_ids).to include(@note2.id)
expect(response_ids).not_to include(@first_note.id)
end
it 'page breaks second page correctly' do
get api("/#{parent_type}/#{parent.id}/#{noteable_type}/#{noteable[id_name]}/notes?per_page=4&page=2", user)
response_ids = json_response.map { |note| note['id'] }
expect(response_ids).not_to include(@note2.id)
expect(response_ids).to include(@first_note.id)
end
end
end
it 'sorts by ascending order when requested' do
......
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