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|
# frozen_string_literal: true
require_relative "helper"
class TestPublishSubscribe < Minitest::Test
include Helper::Client
class TestError < StandardError
end
def test_subscribe_and_unsubscribe
@subscribed = false
@unsubscribed = false
wire = Wire.new do
r.subscribe("foo") do |on|
on.subscribe do |_channel, total|
@subscribed = true
@t1 = total
end
on.message do |_channel, message|
if message == "s1"
r.unsubscribe
@message = message
end
end
on.unsubscribe do |_channel, total|
@unsubscribed = true
@t2 = total
end
end
end
# Wait until the subscription is active before publishing
Wire.pass until @subscribed
Redis.new(OPTIONS).publish("foo", "s1")
wire.join
assert @subscribed
assert_equal 1, @t1
assert @unsubscribed
assert_equal 0, @t2
assert_equal "s1", @message
end
def test_psubscribe_and_punsubscribe
@subscribed = false
@unsubscribed = false
wire = Wire.new do
r.psubscribe("f*") do |on|
on.psubscribe do |_pattern, total|
@subscribed = true
@t1 = total
end
on.pmessage do |_pattern, _channel, message|
if message == "s1"
r.punsubscribe
@message = message
end
end
on.punsubscribe do |_pattern, total|
@unsubscribed = true
@t2 = total
end
end
end
# Wait until the subscription is active before publishing
Wire.pass until @subscribed
Redis.new(OPTIONS).publish("foo", "s1")
wire.join
assert @subscribed
assert_equal 1, @t1
assert @unsubscribed
assert_equal 0, @t2
assert_equal "s1", @message
end
def test_pubsub_with_numpat_subcommand
target_version("2.8.0") do
@subscribed = false
wire = Wire.new do
r.psubscribe("f*") do |on|
on.psubscribe { |_channel, _total| @subscribed = true }
on.pmessage { |_pattern, _channel, _message| r.punsubscribe }
end
end
Wire.pass until @subscribed
redis = Redis.new(OPTIONS)
numpat_result = redis.pubsub(:numpat)
redis.publish("foo", "s1")
wire.join
assert_equal redis.pubsub(:numpat), 0
assert_equal numpat_result, 1
end
end
def test_pubsub_with_channels_and_numsub_subcommnads
target_version("2.8.0") do
@subscribed = false
wire = Wire.new do
r.subscribe("foo") do |on|
on.subscribe { |_channel, _total| @subscribed = true }
on.message { |_channel, _message| r.unsubscribe }
end
end
Wire.pass until @subscribed
redis = Redis.new(OPTIONS)
channels_result = redis.pubsub(:channels)
channels_result.delete('__sentinel__:hello')
numsub_result = redis.pubsub(:numsub, 'foo', 'boo')
redis.publish("foo", "s1")
wire.join
assert_equal channels_result, ['foo']
assert_equal numsub_result, ['foo', 1, 'boo', 0]
end
end
def test_subscribe_connection_usable_after_raise
@subscribed = false
wire = Wire.new do
begin
r.subscribe("foo") do |on|
on.subscribe do |_channel, _total|
@subscribed = true
end
on.message do |_channel, _message|
raise TestError
end
end
rescue TestError
end
end
# Wait until the subscription is active before publishing
Wire.pass until @subscribed
Redis.new(OPTIONS).publish("foo", "s1")
wire.join
assert_equal "PONG", r.ping
end
def test_psubscribe_connection_usable_after_raise
@subscribed = false
wire = Wire.new do
begin
r.psubscribe("f*") do |on|
on.psubscribe do |_pattern, _total|
@subscribed = true
end
on.pmessage do |_pattern, _channel, _message|
raise TestError
end
end
rescue TestError
end
end
# Wait until the subscription is active before publishing
Wire.pass until @subscribed
Redis.new(OPTIONS).publish("foo", "s1")
wire.join
assert_equal "PONG", r.ping
end
def test_subscribe_within_subscribe
@channels = []
wire = Wire.new do
r.subscribe("foo") do |on|
on.subscribe do |channel, _total|
@channels << channel
r.subscribe("bar") if channel == "foo"
r.unsubscribe if channel == "bar"
end
end
end
wire.join
assert_equal ["foo", "bar"], @channels
end
def test_other_commands_within_a_subscribe
assert_raises Redis::CommandError do
r.subscribe("foo") do |on|
on.subscribe do |_channel, _total|
r.set("bar", "s2")
end
end
end
end
def test_subscribe_without_a_block
assert_raises LocalJumpError do
r.subscribe("foo")
end
end
def test_unsubscribe_without_a_subscribe
assert_raises RuntimeError do
r.unsubscribe
end
assert_raises RuntimeError do
r.punsubscribe
end
end
def test_subscribe_past_a_timeout
# For some reason, a thread here doesn't reproduce the issue.
sleep = %(sleep 0.05)
publish = %{ruby -rsocket -e 't=TCPSocket.new("127.0.0.1",#{OPTIONS[:port]});t.write("publish foo bar\\r\\n");t.read(4);t.close'}
cmd = [sleep, publish].join('; ')
IO.popen(cmd, 'r+') do |_pipe|
received = false
r.subscribe 'foo' do |on|
on.message do |_channel, _message|
received = true
r.unsubscribe
end
end
assert received
end
end
def test_subscribe_with_timeout
received = false
assert_raises Redis::TimeoutError do
r.subscribe_with_timeout(LOW_TIMEOUT, "foo") do |on|
on.message do |_channel, _message|
received = true
end
end
end
assert !received
end
def test_psubscribe_with_timeout
received = false
assert_raises Redis::TimeoutError do
r.psubscribe_with_timeout(LOW_TIMEOUT, "f*") do |on|
on.message do |_channel, _message|
received = true
end
end
end
assert !received
end
end
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