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# frozen_string_literal: true
require 'spec_helper'
require_migration!
RSpec.describe FixDesignUserMentionsDesignIdNoteIdIndexForSelfManaged, feature_category: :database do
let(:connection) { described_class.new.connection }
let(:design_user_mentions) { table(:design_user_mentions) }
shared_examples 'index `design_user_mentions_on_design_id_and_note_id_unique_index` already exists' do
it 'does not swap the columns' do
disable_migrations_output do
reversible_migration do |migration|
migration.before -> {
index = connection.indexes(:design_user_mentions).find do |i|
i.name == 'design_user_mentions_on_design_id_and_note_id_unique_index'
end
expect(index.columns).to eq(%w[design_id note_id])
}
migration.after -> {
index = connection.indexes(:design_user_mentions).find do |i|
i.name == 'design_user_mentions_on_design_id_and_note_id_unique_index'
end
expect(index.columns).to eq(%w[design_id note_id])
}
end
end
end
end
describe '#up' do
before do
# rubocop:disable RSpec/AnyInstanceOf
allow_any_instance_of(described_class).to(
receive(:com_or_dev_or_test_but_not_jh?).and_return(com_or_dev_or_test_but_not_jh?)
)
# rubocop:enable RSpec/AnyInstanceOf
end
context 'when GitLab.com, dev, or test' do
let(:com_or_dev_or_test_but_not_jh?) { true }
it_behaves_like 'index `design_user_mentions_on_design_id_and_note_id_unique_index` already exists'
end
context 'when self-managed instance' do
let(:com_or_dev_or_test_but_not_jh?) { false }
context "when index does not exist" do
before do
connection.execute('DROP INDEX IF EXISTS design_user_mentions_on_design_id_and_note_id_unique_index')
end
after do
connection.execute('CREATE UNIQUE INDEX IF NOT EXISTS
design_user_mentions_on_design_id_and_note_id_unique_index
ON design_user_mentions (design_id, note_id)')
end
it 'creates the index' do
disable_migrations_output { migrate! }
index = connection.indexes(:design_user_mentions).find do |i|
i.name == 'design_user_mentions_on_design_id_and_note_id_unique_index'
end
expect(index.columns).to eq(%w[design_id note_id])
end
end
context "when index does exist" do
it_behaves_like 'index `design_user_mentions_on_design_id_and_note_id_unique_index` already exists'
end
context "when index does exists on the int4 column" do
before do
connection.execute('DROP INDEX IF EXISTS design_user_mentions_on_design_id_and_note_id_unique_index')
connection.execute(
'ALTER TABLE design_user_mentions ADD COLUMN IF NOT EXISTS note_id_convert_to_bigint integer'
)
connection.execute('CREATE UNIQUE INDEX
design_user_mentions_on_design_id_and_note_id_unique_index
ON design_user_mentions (design_id, note_id_convert_to_bigint)')
end
after do
connection.execute('DROP INDEX IF EXISTS design_user_mentions_on_design_id_and_note_id_unique_index')
connection.execute('ALTER TABLE design_user_mentions DROP COLUMN IF EXISTS note_id_convert_to_bigint')
connection.execute('CREATE UNIQUE INDEX
design_user_mentions_on_design_id_and_note_id_unique_index
ON design_user_mentions (design_id, note_id)')
end
it 'creates the index on the int8 column' do
index = connection.indexes(:design_user_mentions).find do |i|
i.name == 'design_user_mentions_on_design_id_and_note_id_unique_index'
end
expect(index.columns).to eq(%w[design_id note_id_convert_to_bigint])
disable_migrations_output { migrate! }
index = connection.indexes(:design_user_mentions).find do |i|
i.name == 'design_user_mentions_on_design_id_and_note_id_unique_index'
end
expect(index.columns).to eq(%w[design_id note_id])
end
end
end
end
end
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