blob: 6e1e53e0e4183312643f18dae72b1c4f704adcc8 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
|
# frozen_string_literal: true
require 'spec_helper'
RSpec.describe Gitlab::Database::PostgresqlAdapter::EmptyQueryPing do
describe '#active?' do
let(:adapter_class) do
Class.new do
include Gitlab::Database::PostgresqlAdapter::EmptyQueryPing
def initialize(connection, lock)
@connection = connection
@lock = lock
end
end
end
subject { adapter_class.new(connection, lock).active? }
let(:connection) { double(query: nil) }
let(:lock) { double }
before do
allow(lock).to receive(:synchronize).and_yield
end
it 'uses an empty query to check liveness' do
expect(connection).to receive(:query).with(';')
subject
end
it 'returns true if no error was signaled' do
expect(subject).to be_truthy
end
it 'returns false when an error occurs' do
expect(lock).to receive(:synchronize).and_raise(PG::Error)
expect(subject).to be_falsey
end
end
end
|