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memcached_test.rb
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memcached_test.rb
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require File.expand_path("#{File.dirname(__FILE__)}/../test_helper")
class MemcachedTest < Test::Unit::TestCase
def setup
@servers = ['localhost:43042', 'localhost:43043', "#{UNIX_SOCKET_NAME}0"]
@udp_servers = ['localhost:43052', 'localhost:43053']
# Maximum allowed prefix key size for :hash_with_prefix_key_key => false
@prefix_key = 'prefix_key_'
@options = {
:prefix_key => @prefix_key,
:hash => :default,
:distribution => :modula,
:show_backtraces => true}
@cache = Memcached.new(@servers, @options)
@binary_protocol_options = {
:prefix_key => @prefix_key,
:hash => :default,
:distribution => :modula,
:binary_protocol => true,
:show_backtraces => true}
@binary_protocol_cache = Memcached.new(@servers, @binary_protocol_options)
@udp_options = {
:prefix_key => @prefix_key,
:hash => :default,
:use_udp => true,
:distribution => :modula,
:show_backtraces => true}
@udp_cache = Memcached.new(@udp_servers, @udp_options)
@noblock_options = {
:prefix_key => @prefix_key,
:no_block => true,
:noreply => true,
:buffer_requests => true,
:hash => :default,
:distribution => :modula,
:show_backtraces => true}
@noblock_cache = Memcached.new(@servers, @noblock_options)
@value = OpenStruct.new(:a => 1, :b => 2, :c => GenericClass)
@marshalled_value = Marshal.dump(@value)
end
# Initialize
def test_initialize
cache = Memcached.new @servers, :prefix_key => 'test'
assert_equal 'test', cache.prefix_key
assert_equal 3, cache.send(:server_structs).size
assert_equal 'localhost', cache.send(:server_structs).first.hostname
assert_equal 43042, cache.send(:server_structs).first.port
end
def test_initialize_with_ip_addresses
cache = Memcached.new ['127.0.0.1:43042', '127.0.0.1:43043']
assert_equal '127.0.0.1', cache.send(:server_structs).first.hostname
assert_equal '127.0.0.1', cache.send(:server_structs).last.hostname
end
def test_initialize_without_port
cache = Memcached.new ['localhost']
assert_equal 'localhost', cache.send(:server_structs).first.hostname
assert_equal 11211, cache.send(:server_structs).first.port
end
def test_initialize_with_ports_and_weights
cache = Memcached.new ['localhost:43042:2', 'localhost:43043:10']
assert_equal 2, cache.send(:server_structs).first.weight
assert_equal 43043, cache.send(:server_structs).last.port
assert_equal 10, cache.send(:server_structs).last.weight
end
def test_initialize_with_hostname_only
addresses = (1..8).map { |i| "app-cache-%02d" % i }
cache = Memcached.new(addresses)
addresses.each_with_index do |address, index|
assert_equal address, cache.send(:server_structs)[index].hostname
assert_equal 11211, cache.send(:server_structs)[index].port
end
end
def test_initialize_with_ip_address_and_options
cache = Memcached.new '127.0.0.1:43042', :ketama_weighted => false
assert_equal '127.0.0.1', cache.send(:server_structs).first.hostname
assert_equal false, cache.options[:ketama_weighted]
end
def test_options_are_set
Memcached::DEFAULTS.merge(@noblock_options).each do |key, expected|
value = @noblock_cache.options[key]
unless key == :rcv_timeout or key == :poll_timeout or key == :prefix_key or key == :ketama_weighted
assert(expected == value, "#{key} should be #{expected} but was #{value}")
end
end
end
def test_options_are_frozen
assert_raise(TypeError, RuntimeError) do
@cache.options[:no_block] = true
end
end
def test_behaviors_are_set
Memcached::BEHAVIORS.keys.each do |key, value|
assert_not_nil @cache.send(:get_behavior, key)
end
end
def test_initialize_with_invalid_server_strings
assert_raise(ArgumentError) { Memcached.new ":43042" }
assert_raise(ArgumentError) { Memcached.new "localhost:memcached" }
assert_raise(ArgumentError) { Memcached.new "local host:43043:1" }
end
def test_initialize_with_invalid_options
assert_raise(ArgumentError) do
Memcached.new @servers, :sort_hosts => true, :distribution => :consistent
end
end
def test_initialize_with_invalid_prefix_key
assert_raise(ArgumentError) do
Memcached.new @servers, :prefix_key => "x" * 128
end
end
def test_initialize_without_prefix_key
cache = Memcached.new @servers
assert_equal 3, cache.send(:server_structs).size
end
def test_set_prefix_key
cache = Memcached.new @servers, :prefix_key => "foo"
cache.set_prefix_key("bar")
assert_equal "bar", cache.prefix_key
end
def test_set_prefix_key_to_empty_string
cache = Memcached.new @servers, :prefix_key => "foo"
cache.set_prefix_key("")
assert_equal "", cache.prefix_key
end
def test_memcached_callback_set_with_empty_string_should_not_raise_exception
cache = Memcached.new @servers, :prefix_key => "foo"
assert_nothing_raised do
cache.set_prefix_key("")
end
end
def test_initialize_negative_behavior
cache = Memcached.new @servers,
:buffer_requests => false
assert_nothing_raised do
cache.set key, @value
end
end
def test_initialize_without_backtraces
cache = Memcached.new @servers,
:show_backtraces => false
cache.delete key rescue
begin
cache.get key
rescue Memcached::NotFound => e
assert e.backtrace.empty?
end
begin
cache.append key, @value
rescue Memcached::NotStored => e
assert e.backtrace.empty?
end
end
def test_initialize_with_backtraces
cache = Memcached.new @servers, :show_backtraces => true
cache.delete key rescue nil
begin
cache.get key
rescue Memcached::NotFound => e
assert !e.backtrace.empty?
end
end
def test_initialize_sort_hosts
# Original
cache = Memcached.new(@servers.sort,
:sort_hosts => false,
:distribution => :modula
)
assert_equal @servers.sort,
cache.servers
# Original with sort_hosts
cache = Memcached.new(@servers.sort,
:sort_hosts => true,
:distribution => :modula
)
assert_equal @servers.sort,
cache.servers
# Reversed
cache = Memcached.new(@servers.sort.reverse,
:sort_hosts => false,
:distribution => :modula
)
assert_equal @servers.sort.reverse,
cache.servers
# Reversed with sort_hosts
cache = Memcached.new(@servers.sort.reverse,
:sort_hosts => true,
:distribution => :modula
)
assert_equal @servers.sort,
cache.servers
end
def test_initialize_single_server
cache = Memcached.new 'localhost:43042'
assert_equal 1, cache.send(:server_structs).size
end
def test_initialize_strange_argument
assert_raise(ArgumentError) { Memcached.new 1 }
end
# Get
def test_get
@cache.set key, @value
assert_equal @value, @cache.get(key)
assert_equal @value, @binary_protocol_cache.get(key)
@udp_cache.set(key, @value)
assert_raises(Memcached::ActionNotSupported) do
@udp_cache.get(key)
end
end
def test_get_nil
@cache.set key, nil, 0
result = @cache.get key
assert_equal nil, result
end
def test_get_from_last
cache = Memcached.new(@servers, :distribution => :random)
10.times { |n| cache.set key, n }
10.times do
assert_equal cache.get(key), cache.get_from_last(key)
end
end
def test_get_missing
@cache.delete key rescue nil
assert_raise(Memcached::NotFound) do
result = @cache.get key
end
end
def test_get_with_server_timeout
socket = stub_server 43047
cache = Memcached.new("localhost:43047:1", :timeout => 0.5, :exception_retry_limit => 0)
assert 0.49 < (Benchmark.measure do
assert_raise(Memcached::ATimeoutOccurred) do
result = cache.get key
end
end).real
cache = Memcached.new("localhost:43047:1", :poll_timeout => 0.001, :rcv_timeout => 0.5, :exception_retry_limit => 0)
assert 0.49 < (Benchmark.measure do
assert_raise(Memcached::ATimeoutOccurred) do
result = cache.get key
end
end).real
cache = Memcached.new("localhost:43047:1", :poll_timeout => 0.25, :rcv_timeout => 0.25, :exception_retry_limit => 0)
assert 0.51 > (Benchmark.measure do
assert_raise(Memcached::ATimeoutOccurred) do
result = cache.get key
end
end).real
socket.close
end
def test_get_with_no_block_server_timeout
socket = stub_server 43048
cache = Memcached.new("localhost:43048:1", :no_block => true, :timeout => 0.25, :exception_retry_limit => 0)
assert 0.24 < (Benchmark.measure do
assert_raise(Memcached::ATimeoutOccurred) do
result = cache.get key
end
end).real
cache = Memcached.new("localhost:43048:1", :no_block => true, :poll_timeout => 0.25, :rcv_timeout => 0.001, :exception_retry_limit => 0)
assert 0.24 < (Benchmark.measure do
assert_raise(Memcached::ATimeoutOccurred) do
result = cache.get key
end
end).real
cache = Memcached.new("localhost:43048:1", :no_block => true,
:poll_timeout => 0.001,
:rcv_timeout => 0.25, # No affect in no-block mode
:exception_retry_limit => 0
)
assert 0.24 > (Benchmark.measure do
assert_raise(Memcached::ATimeoutOccurred) do
result = cache.get key
end
end).real
socket.close
end
def test_get_with_prefix_key
# Prefix_key
cache = Memcached.new(
# We can only use one server because the key is hashed separately from the prefix key
@servers.first,
:prefix_key => @prefix_key,
:hash => :default,
:distribution => :modula
)
cache.set key, @value
assert_equal @value, cache.get(key)
# No prefix_key specified
cache = Memcached.new(
@servers.first,
:hash => :default,
:distribution => :modula
)
assert_nothing_raised do
assert_equal @value, cache.get("#{@prefix_key}#{key}")
end
end
def test_values_with_null_characters_are_not_truncated
value = OpenStruct.new(:a => Object.new) # Marshals with a null \000
@cache.set key, value
result = @cache.get key, false
non_wrapped_result = Rlibmemcached.memcached_get(
@cache.instance_variable_get("@struct"),
key
).first
assert result.size > non_wrapped_result.size
end
def test_get_multi
@cache.set "#{key}_1", 1
@cache.set "#{key}_2", 2
assert_equal({"#{key}_1" => 1, "#{key}_2" => 2},
@cache.get(["#{key}_1", "#{key}_2"]))
end
def test_get_multi_missing
@cache.set "#{key}_1", 1
@cache.delete "#{key}_2" rescue nil
@cache.set "#{key}_3", 3
@cache.delete "#{key}_4" rescue nil
assert_equal(
{"test_get_multi_missing_3"=>3, "test_get_multi_missing_1"=>1},
@cache.get(["#{key}_1", "#{key}_2", "#{key}_3", "#{key}_4"])
)
end
def test_get_multi_binary
@binary_protocol_cache.set "#{key}_1", 1
@binary_protocol_cache.delete "#{key}_2" rescue nil
@binary_protocol_cache.set "#{key}_3", 3
assert_equal(
{"test_get_multi_binary_3"=>3, "test_get_multi_binary_1"=>1},
@binary_protocol_cache.get(["#{key}_1", "#{key}_2", "#{key}_3"])
)
end
def test_get_multi_binary_one_record_missing
@binary_protocol_cache.delete("magic_key") rescue nil
assert_equal({}, @binary_protocol_cache.get(["magic_key"]))
end
def test_get_multi_binary_one_record
@binary_protocol_cache.set("magic_key", 1)
assert_equal({"magic_key" => 1}, @binary_protocol_cache.get(["magic_key"]))
end
def test_get_multi_completely_missing
@cache.delete "#{key}_1" rescue nil
@cache.delete "#{key}_2" rescue nil
assert_equal(
{},
@cache.get(["#{key}_1", "#{key}_2"])
)
end
def test_get_multi_empty_string
@cache.set "#{key}_1", "", 0, false
assert_equal({"#{key}_1" => ""},
@cache.get(["#{key}_1"], false))
end
def test_get_multi_checks_types
assert_raises(TypeError, ArgumentError) do
@cache.get([nil])
end
end
def test_set_and_get_unmarshalled
@cache.set key, @value
result = @cache.get key, false
assert_equal @marshalled_value, result
end
def test_set_unmarshalled_and_get_unmarshalled
@cache.set key, @marshalled_value, 0, false
result = @cache.get key, false
assert_equal @marshalled_value, result
end
def test_set_unmarshalled_error
assert_raises(TypeError) do
@cache.set key, @value, 0, false
end
end
def test_get_multi_unmarshalled
@cache.set "#{key}_1", "1", 0, false
@cache.set "#{key}_2", "2", 0, false
assert_equal(
{"#{key}_1" => "1", "#{key}_2" => "2"},
@cache.get(["#{key}_1", "#{key}_2"], false)
)
end
def test_get_multi_mixed_marshalling
@cache.set "#{key}_1", 1
@cache.set "#{key}_2", "2", 0, false
assert_nothing_raised do
@cache.get(["#{key}_1", "#{key}_2"], false)
end
assert_raise(ArgumentError, TypeError) do
@cache.get(["#{key}_1", "#{key}_2"])
end
end
def test_random_distribution_is_statistically_random
cache = Memcached.new(@servers, :distribution => :random)
read_cache = Memcached.new(@servers.first)
hits = 4
while hits == 4 do
cache.flush
20.times do |i|
cache.set "#{key}#{i}", @value
end
hits = 0
20.times do |i|
begin
read_cache.get "#{key}#{i}"
hits += 1
rescue Memcached::NotFound
end
end
end
assert_not_equal 4, hits
end
# Set
def test_set
assert_nothing_raised do
@cache.set(key, @value)
end
assert_nothing_raised do
@binary_protocol_cache.set(key, @value)
end
assert_nothing_raised do
@udp_cache.set(key, @value)
end
end
def test_set_expiry
@cache.set key, @value, 1
assert_nothing_raised do
@cache.get key
end
sleep(2)
assert_raise(Memcached::NotFound) do
@cache.get key
end
assert_raise(TypeError) do
@cache.set key, @value, Time.now
end
end
def test_set_with_default_ttl
cache = Memcached.new(
@servers,
:default_ttl => 1
)
cache.set key, @value
assert_nothing_raised do
cache.get key
end
sleep(2)
assert_raise(Memcached::NotFound) do
cache.get key
end
end
def disabled_test_set_retry_on_client_error
# FIXME Test passes, but Mocha doesn't restore the original method properly
Rlibmemcached.stubs(:memcached_set).raises(Memcached::ClientError)
Rlibmemcached.stubs(:memcached_set).returns(0)
assert_nothing_raised do
@cache.set(key, @value)
end
end
# Delete
def test_delete
@cache.set key, @value
@cache.delete key
assert_raise(Memcached::NotFound) do
@cache.get key
end
@binary_protocol_cache.set key, @value
@binary_protocol_cache.delete key
assert_raise(Memcached::NotFound) do
@binary_protocol_cache.get key
end
end
def test_missing_delete
@cache.delete key rescue nil
assert_raise(Memcached::NotFound) do
@cache.delete key
end
end
# Flush
def test_flush
@cache.set key, @value
assert_equal @value,
@cache.get(key)
@cache.flush
assert_raise(Memcached::NotFound) do
@cache.get key
end
end
# Add
def test_add
@cache.delete key rescue nil
@cache.add key, @value
assert_equal @value, @cache.get(key)
end
def test_existing_add
@cache.set key, @value
assert_raise(Memcached::NotStored) do
@cache.add key, @value
end
end
def test_add_expiry
@cache.delete key rescue nil
@cache.set key, @value, 1
assert_nothing_raised do
@cache.get key
end
sleep(1)
assert_raise(Memcached::NotFound) do
@cache.get key
end
end
def test_unmarshalled_add
@cache.delete key rescue nil
@cache.add key, @marshalled_value, 0, false
assert_equal @marshalled_value, @cache.get(key, false)
assert_equal @value, @cache.get(key)
end
# Increment and decrement
def test_increment
@cache.set key, "10", 0, false
assert_equal 11, @cache.increment(key)
end
def test_increment_binary
@binary_protocol_cache.set key, "10", 0, false
assert_equal 11, @binary_protocol_cache.increment(key)
end
def test_increment_offset
@cache.set key, "10", 0, false
assert_equal 15, @cache.increment(key, 5)
end
def test_missing_increment
@cache.delete key rescue nil
assert_raise(Memcached::NotFound) do
@cache.increment key
end
end
def test_decrement
@cache.set key, "10", 0, false
assert_equal 9, @cache.decrement(key)
end
def test_decrement_binary
@binary_protocol_cache.set key, "10", 0, false
assert_equal 9, @binary_protocol_cache.decrement(key)
end
def test_decrement_offset
@cache.set key, "10", 0, false
assert_equal 5, @cache.decrement(key, 5)
end
def test_missing_decrement
@cache.delete key rescue nil
assert_raise(Memcached::NotFound) do
@cache.decrement key
end
end
# Exist
def test_missing_exist
assert_raise(Memcached::NotFound) do
@cache.exist key
end
end
def test_exist
@cache.set key, @value
assert_nil @cache.exist(key)
end
def test_missing_exist_binary
assert_raise(Memcached::NotFound) do
@binary_protocol_cache.exist key
end
end
def test_exist_binary
@binary_protocol_cache.set key, @value
assert_nil @binary_protocol_cache.exist(key)
end
# Replace
def test_replace
@cache.set key, nil
assert_nothing_raised do
@cache.replace key, @value
end
assert_equal @value, @cache.get(key)
end
def test_missing_replace
@cache.delete key rescue nil
assert_raise(Memcached::NotStored) do
@cache.replace key, @value
end
assert_raise(Memcached::NotFound) do
assert_equal @value, @cache.get(key)
end
end
# Append and prepend
def test_append
@cache.set key, "start", 0, false
assert_nothing_raised do
@cache.append key, "end"
end
assert_equal "startend", @cache.get(key, false)
@binary_protocol_cache.set key, "start", 0, false
assert_nothing_raised do
@binary_protocol_cache.append key, "end"
end
assert_equal "startend", @binary_protocol_cache.get(key, false)
end
def test_missing_append
@cache.delete key rescue nil
assert_raise(Memcached::NotStored) do
@cache.append key, "end"
end
assert_raise(Memcached::NotFound) do
assert_equal @value, @cache.get(key)
end
@binary_protocol_cache.delete key rescue nil
assert_raise(Memcached::NotStored) do
@binary_protocol_cache.append key, "end"
end
assert_raise(Memcached::NotFound) do
assert_equal @value, @binary_protocol_cache.get(key)
end
end
def test_prepend
@cache.set key, "end", 0, false
assert_nothing_raised do
@cache.prepend key, "start"
end
assert_equal "startend", @cache.get(key, false)
end
def test_missing_prepend
@cache.delete key rescue nil
assert_raise(Memcached::NotStored) do
@cache.prepend key, "end"
end
assert_raise(Memcached::NotFound) do
assert_equal @value, @cache.get(key)
end
end
def test_cas
cache = Memcached.new(
@servers,
:prefix_key => @prefix_key,
:support_cas => true
)
value2 = OpenStruct.new(:d => 3, :e => 4, :f => GenericClass)
# Existing set
cache.set key, @value
cache.cas(key) do |current|
assert_equal @value, current
value2
end
assert_equal value2, cache.get(key)
# Existing test without marshalling
cache.set(key, "foo", 0, false)
cache.cas(key, 0, false) do |current|
"#{current}bar"
end
assert_equal "foobar", cache.get(key, false)
# Missing set
cache.delete key
assert_raises(Memcached::NotFound) do
cache.cas(key) {}
end
# Conflicting set
cache.set key, @value
assert_raises(Memcached::ConnectionDataExists) do
cache.cas(key) do |current|
cache.set key, value2
current
end
end
end
# Error states
def test_key_with_spaces
key = "i have a space"
assert_raises(Memcached::ABadKeyWasProvidedOrCharactersOutOfRange) do
@cache.set key, @value
end
assert_raises(Memcached::ABadKeyWasProvidedOrCharactersOutOfRange) do
@cache.get(key)
end
end
def test_key_with_null
key = "with\000null"
assert_raises(Memcached::ABadKeyWasProvidedOrCharactersOutOfRange) do
@cache.set key, @value
end
assert_raises(Memcached::ABadKeyWasProvidedOrCharactersOutOfRange) do
@cache.get(key)
end
assert_raises(Memcached::ABadKeyWasProvidedOrCharactersOutOfRange) do
response = @cache.get([key])
end
end
def test_key_with_invalid_control_characters
key = "ch\303\242teau"
assert_raises(Memcached::ABadKeyWasProvidedOrCharactersOutOfRange) do
@cache.set key, @value
end
assert_raises(Memcached::ABadKeyWasProvidedOrCharactersOutOfRange) do
@cache.get(key)
end
assert_raises(Memcached::ABadKeyWasProvidedOrCharactersOutOfRange) do
response = @cache.get([key])
end
end
def test_key_too_long
key = "x"*251
assert_raises(Memcached::ABadKeyWasProvidedOrCharactersOutOfRange) do
@cache.set key, @value
end
assert_raises(Memcached::ABadKeyWasProvidedOrCharactersOutOfRange) do
@cache.get(key)
end
assert_raises(Memcached::ABadKeyWasProvidedOrCharactersOutOfRange) do
@cache.get([key])
end
end
def test_verify_key_disabled
cache = Memcached.new @servers, :verify_key => false
key = "i have a space"
assert_raises(Memcached::ProtocolError) do
cache.set key, @value
end
assert_raises(Memcached::NotFound) do
cache.get key, @value
end
end
def test_key_error_message
key = "i have a space"
@cache.get key, @value
assert false # Never reached
rescue Memcached::ABadKeyWasProvidedOrCharactersOutOfRange => e
assert_match /#{key}/, e.message
end
def test_server_error_message
@cache.set key, "I'm big" * 1000000
assert false # Never reached
rescue Memcached::ServerError => e
assert_match /^"object too large for cache". Key/, e.message
end
def test_errno_message
Rlibmemcached::MemcachedServerSt.any_instance.stubs("cached_errno").returns(1)
@cache.send(:check_return_code, Rlibmemcached::MEMCACHED_ERRNO, key)
rescue Memcached::SystemError => e
assert_match /^Errno 1: "Operation not permitted". Key/, e.message
end
# Stats
def disable_test_stats
stats = @cache.stats
assert_equal 3, stats[:pid].size
assert_instance_of Fixnum, stats[:pid].first
assert_instance_of String, stats[:version].first
stats = @binary_protocol_cache.stats
assert_equal 3, stats[:pid].size
assert_instance_of Fixnum, stats[:pid].first
assert_instance_of String, stats[:version].first
assert_nothing_raised do
@noblock_cache.stats
end
assert_raises(TypeError) do
@udp_cache.stats
end
end
def test_missing_stats
cache = Memcached.new('localhost:43041')
assert_raises(Memcached::SomeErrorsWereReported) { cache.stats }
end
# Clone
def test_clone
cache = @cache.clone
assert_equal cache.servers, @cache.servers
assert_not_equal cache, @cache
# Definitely check that the structs are unlinked
assert_not_equal @cache.instance_variable_get('@struct').object_id,
cache.instance_variable_get('@struct').object_id
assert_nothing_raised do
@cache.set key, @value
end
end
# Pipelined, non-blocking IO
def test_buffered_requests_return_value
cache = Memcached.new @servers,
:buffer_requests => true
assert_nothing_raised do
cache.set key, @value
end
ret = Rlibmemcached.memcached_set(
cache.instance_variable_get("@struct"),
key,
@marshalled_value,
0,
Memcached::FLAGS
)
assert_equal Rlibmemcached::MEMCACHED_BUFFERED, ret
end
def test_no_block_return_value
assert_nothing_raised do
@noblock_cache.set key, @value
end
ret = Rlibmemcached.memcached_set(
@noblock_cache.instance_variable_get("@struct"),
key,
@marshalled_value,
0,
Memcached::FLAGS
)
assert_equal Rlibmemcached::MEMCACHED_BUFFERED, ret
end
def test_no_block_prepend
@cache.set key, "help", 0, false
@noblock_cache.prepend key, "help"
assert_equal "help",
@cache.get(key, false)
@noblock_cache.get "no_exist", false rescue nil
assert_equal "helphelp",
@cache.get(key, false)
end
def test_no_block_get
@noblock_cache.set key, @value
assert_equal @value,
@noblock_cache.get(key)
end
def test_no_block_missing_delete
@noblock_cache.delete key rescue nil
assert_nothing_raised do
@noblock_cache.delete key
@noblock_cache.delete key
end
end
def test_no_block_set_invalid_key
assert_raises(Memcached::ABadKeyWasProvidedOrCharactersOutOfRange) do
@noblock_cache.set "I'm so bad", @value
end
end
def test_no_block_set_object_too_large
noblock_cache = Memcached.new(@servers, @noblock_options.merge(:noreply => false))
assert_nothing_raised do
noblock_cache.set key, "I'm big" * 1000000
end
assert_raise( Memcached::ServerIsMarkedDead) do
@noblock_cache.set key, "I'm big" * 1000000
end
end
def test_no_block_existing_add
# Should still raise
noblock_cache = Memcached.new(@servers, @noblock_options.merge(:noreply => false))
noblock_cache.set key, @value
assert_raise(Memcached::NotStored) do
noblock_cache.add key, @value
end
end
# Server removal and consistent hashing
def test_unresponsive_server
socket = stub_server 43041
cache = Memcached.new(
[@servers.last, 'localhost:43041'],