gitlab-ce/spec/lib/gitlab/instrumentation/redis_cluster_validator_spe...

109 lines
3.6 KiB
Ruby

# frozen_string_literal: true
# require 'fast_spec_helper' -- this no longer runs under fast_spec_helper
require 'spec_helper'
require 'rspec-parameterized'
RSpec.describe Gitlab::Instrumentation::RedisClusterValidator, feature_category: :scalability do
include RailsHelpers
describe '.validate' do
using RSpec::Parameterized::TableSyntax
where(:command, :arguments, :keys, :is_valid) do
:rename | %w[foo bar] | 2 | false
:RENAME | %w[foo bar] | 2 | false
'rename' | %w[foo bar] | 2 | false
'RENAME' | %w[foo bar] | 2 | false
:rename | %w[iaa ahy] | 2 | true # 'iaa' and 'ahy' hash to the same slot
:rename | %w[{foo}:1 {foo}:2] | 2 | true
:rename | %w[foo foo bar] | 2 | true # This is not a valid command but should not raise here
:mget | %w[foo bar] | 2 | false
:mget | %w[foo foo bar] | 3 | false
:mget | %w[foo foo] | 2 | true
:blpop | %w[foo bar 1] | 2 | false
:blpop | %w[foo foo 1] | 2 | true
:mset | %w[foo a bar a] | 2 | false
:mset | %w[foo a foo a] | 2 | true
:del | %w[foo bar] | 2 | false
:del | [%w[foo bar]] | 2 | false # Arguments can be a nested array
:del | %w[foo foo] | 2 | true
:hset | %w[foo bar] | 1 | nil # Single key write
:get | %w[foo] | 1 | nil # Single key read
:mget | [] | 0 | true # This is invalid, but not because it's a cross-slot command
end
with_them do
it do
args = [[command] + arguments]
if is_valid.nil?
expect(described_class.validate(args)).to eq(nil)
else
expect(described_class.validate(args)[:valid]).to eq(is_valid)
expect(described_class.validate(args)[:allowed]).to eq(false)
expect(described_class.validate(args)[:command_name]).to eq(command.to_s.upcase)
expect(described_class.validate(args)[:key_count]).to eq(keys)
end
end
end
where(:arguments, :should_raise, :output) do
[
[
[[:get, "foo"], [:get, "bar"]],
true,
{ valid: false, key_count: 2, command_name: 'PIPELINE/MULTI', allowed: false }
],
[
[[:get, "foo"], [:mget, "foo", "bar"]],
true,
{ valid: false, key_count: 3, command_name: 'PIPELINE/MULTI', allowed: false }
],
[
[[:get, "{foo}:name"], [:get, "{foo}:profile"]],
false,
{ valid: true, key_count: 2, command_name: 'PIPELINE/MULTI', allowed: false }
],
[
[[:del, "foo"], [:del, "bar"]],
true,
{ valid: false, key_count: 2, command_name: 'PIPELINE/MULTI', allowed: false }
],
[
[],
false,
nil # pipeline or transaction opened and closed without ops
]
]
end
with_them do
it do
expect(described_class.validate(arguments)).to eq(output)
end
end
end
describe '.allow_cross_slot_commands' do
it 'skips validation for allowed commands' do
expect(
described_class.allow_cross_slot_commands do
described_class.validate([[:mget, 'foo', 'bar']])
end
).to eq({ valid: false, key_count: 2, command_name: 'MGET', allowed: true })
end
it 'allows nested invocation' do
expect(
described_class.allow_cross_slot_commands do
described_class.allow_cross_slot_commands do
described_class.validate([[:mget, 'foo', 'bar']])
end
described_class.validate([[:mget, 'foo', 'bar']])
end
).to eq({ valid: false, key_count: 2, command_name: 'MGET', allowed: true })
end
end
end