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# encoding: UTF-8
require "helper"
class TestDistributedKeyTags < Test::Unit::TestCase
include Helper
include Helper::Distributed
def test_hashes_consistently
r1 = Redis::Distributed.new ["redis://localhost:#{PORT}/15", *NODES]
r2 = Redis::Distributed.new ["redis://localhost:#{PORT}/15", *NODES]
r3 = Redis::Distributed.new ["redis://localhost:#{PORT}/15", *NODES]
assert_equal r1.node_for("foo").id, r2.node_for("foo").id
assert_equal r1.node_for("foo").id, r3.node_for("foo").id
end
def test_allows_clustering_of_keys
r = Redis::Distributed.new(NODES)
r.add_node("redis://localhost:#{PORT}/14")
r.flushdb
100.times do |i|
r.set "{foo}users:#{i}", i
end
assert_equal [0, 100], r.nodes.map { |node| node.keys.size }
end
def test_distributes_keys_if_no_clustering_is_used
r.add_node("redis://localhost:#{PORT}/14")
r.flushdb
r.set "users:1", 1
r.set "users:4", 4
assert_equal [1, 1], r.nodes.map { |node| node.keys.size }
end
def test_allows_passing_a_custom_tag_extractor
r = Redis::Distributed.new(NODES, :tag => /^(.+?):/)
r.add_node("redis://localhost:#{PORT}/14")
r.flushdb
100.times do |i|
r.set "foo:users:#{i}", i
end
assert_equal [0, 100], r.nodes.map { |node| node.keys.size }
end
end
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