blob: 48dbdbc7757d1381abec8d17fb57450ab0a2cf0b (
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
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
|
# frozen_string_literal: true
require 'spec_helper'
RSpec.describe Gitlab::Database::PostgresPartition, type: :model, feature_category: :database do
let(:current_schema) { ActiveRecord::Base.connection.select_value("SELECT current_schema()") }
let(:schema) { 'gitlab_partitions_dynamic' }
let(:name) { '_test_partition_01' }
let(:identifier) { "#{schema}.#{name}" }
before do
ActiveRecord::Base.connection.execute(<<~SQL)
CREATE TABLE public._test_partitioned_table (
id serial NOT NULL,
created_at timestamptz NOT NULL,
PRIMARY KEY (id, created_at)
) PARTITION BY RANGE(created_at);
CREATE TABLE #{identifier} PARTITION OF public._test_partitioned_table
FOR VALUES FROM ('2020-01-01') to ('2020-02-01');
SQL
end
def find(identifier)
described_class.by_identifier(identifier)
end
describe 'associations' do
it { is_expected.to belong_to(:postgres_partitioned_table).with_primary_key('identifier').with_foreign_key('parent_identifier') }
end
it_behaves_like 'a postgres model'
describe '.for_parent_table' do
let(:second_name) { '_test_partition_02' }
before do
ActiveRecord::Base.connection.execute(<<~SQL)
CREATE TABLE #{schema}.#{second_name} PARTITION OF public._test_partitioned_table
FOR VALUES FROM ('2020-02-01') to ('2020-03-01');
CREATE TABLE #{schema}._test_other_table (
id serial NOT NULL,
created_at timestamptz NOT NULL,
PRIMARY KEY (id, created_at)
) PARTITION BY RANGE(created_at);
CREATE TABLE #{schema}._test_other_partition_01 PARTITION OF #{schema}._test_other_table
FOR VALUES FROM ('2020-01-01') to ('2020-02-01');
SQL
end
it 'returns partitions for the parent table in the current schema' do
partitions = described_class.for_parent_table('_test_partitioned_table')
expect(partitions.count).to eq(2)
expect(partitions.pluck(:name)).to eq([name, second_name])
end
it 'returns the partitions if the parent table schema is included in the table name' do
partitions = described_class.for_parent_table("#{current_schema}._test_partitioned_table")
expect(partitions.count).to eq(2)
expect(partitions.pluck(:name)).to eq([name, second_name])
end
it 'does not return partitions for tables not in the current schema' do
expect(described_class.for_parent_table('_test_other_table').count).to eq(0)
end
it 'does not return partitions for tables if the schema is not the current' do
expect(described_class.for_parent_table('foo_bar._test_partitioned_table').count).to eq(0)
end
end
describe '#parent_identifier' do
it 'returns the parent table identifier' do
expect(find(identifier).parent_identifier).to eq('public._test_partitioned_table')
end
end
describe '#condition' do
it 'returns the condition for the partitioned values' do
expect(find(identifier).condition).to eq("FOR VALUES FROM ('2020-01-01 00:00:00+00') TO ('2020-02-01 00:00:00+00')")
end
end
describe '.partition_exists?' do
subject { described_class.partition_exists?(table_name) }
context 'when the partition exists' do
let(:table_name) { "ci_builds_metadata" }
it { is_expected.to be_truthy }
end
context 'when the partition does not exist' do
let(:table_name) { 'partition_does_not_exist' }
it { is_expected.to be_falsey }
end
end
describe '.legacy_partition_exists?' do
subject { described_class.legacy_partition_exists?(table_name) }
context 'when the partition exists' do
let(:table_name) { "ci_builds_metadata" }
it { is_expected.to be_truthy }
end
context 'when the partition does not exist' do
let(:table_name) { 'partition_does_not_exist' }
it { is_expected.to be_falsey }
end
end
end
|