Module: MockRedis::SetMethods
- Includes:
- Assertions, UtilityMethods
- Included in:
- Database
- Defined in:
- lib/mock_redis/set_methods.rb
Instance Method Summary collapse
- #sadd(key, members) ⇒ Object
- #scard(key) ⇒ Object
- #sdiff(*keys) ⇒ Object
- #sdiffstore(destination, *keys) ⇒ Object
- #sinter(*keys) ⇒ Object
- #sinterstore(destination, *keys) ⇒ Object
- #sismember(key, member) ⇒ Object
- #smembers(key) ⇒ Object
- #smove(src, dest, member) ⇒ Object
- #spop(key, count = nil) ⇒ Object
- #srandmember(key, count = nil) ⇒ Object
- #srem(key, members) ⇒ Object
- #sscan(key, cursor, opts = {}) ⇒ Object
- #sscan_each(key, opts = {}, &block) ⇒ Object
- #sunion(*keys) ⇒ Object
- #sunionstore(destination, *keys) ⇒ Object
Instance Method Details
#sadd(key, members) ⇒ Object
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# File 'lib/mock_redis/set_methods.rb', line 9 def sadd(key, members) members_class = members.class members = [members].flatten.map(&:to_s) assert_has_args(members, 'sadd') with_set_at(key) do |s| size_before = s.size if members.size > 1 members.reverse_each { |m| s << m } s.size - size_before else added = !!s.add?(members.first) if members_class == Array s.size - size_before else added end end end end |
#scard(key) ⇒ Object
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# File 'lib/mock_redis/set_methods.rb', line 30 def scard(key) with_set_at(key, &:length) end |
#sdiff(*keys) ⇒ Object
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# File 'lib/mock_redis/set_methods.rb', line 34 def sdiff(*keys) assert_has_args(keys, 'sdiff') with_sets_at(*keys) { |*sets| sets.reduce(&:-) }.to_a end |
#sdiffstore(destination, *keys) ⇒ Object
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# File 'lib/mock_redis/set_methods.rb', line 39 def sdiffstore(destination, *keys) assert_has_args(keys, 'sdiffstore') with_set_at(destination) do |set| set.replace(sdiff(*keys)) end scard(destination) end |
#sinter(*keys) ⇒ Object
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# File 'lib/mock_redis/set_methods.rb', line 47 def sinter(*keys) assert_has_args(keys, 'sinter') with_sets_at(*keys) do |*sets| sets.reduce(&:&).to_a end end |
#sinterstore(destination, *keys) ⇒ Object
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# File 'lib/mock_redis/set_methods.rb', line 55 def sinterstore(destination, *keys) assert_has_args(keys, 'sinterstore') with_set_at(destination) do |set| set.replace(sinter(*keys)) end scard(destination) end |
#sismember(key, member) ⇒ Object
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# File 'lib/mock_redis/set_methods.rb', line 63 def sismember(key, member) with_set_at(key) { |s| s.include?(member.to_s) } end |
#smembers(key) ⇒ Object
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# File 'lib/mock_redis/set_methods.rb', line 67 def smembers(key) with_set_at(key, &:to_a).map(&:dup).reverse end |
#smove(src, dest, member) ⇒ Object
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# File 'lib/mock_redis/set_methods.rb', line 71 def smove(src, dest, member) member = member.to_s with_sets_at(src, dest) do |src_set, dest_set| if src_set.delete?(member) dest_set.add(member) true else false end end end |
#spop(key, count = nil) ⇒ Object
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# File 'lib/mock_redis/set_methods.rb', line 84 def spop(key, count = nil) with_set_at(key) do |set| if count.nil? member = set.first set.delete(member) member else members = [] count.times do member = set.first break if member.nil? set.delete(member) members << member end members end end end |
#srandmember(key, count = nil) ⇒ Object
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# File 'lib/mock_redis/set_methods.rb', line 103 def srandmember(key, count = nil) members = with_set_at(key, &:to_a) if count if count > 0 members.sample(count) else Array.new(count.abs) { members[rand(members.length)] } end else members[rand(members.length)] end end |
#srem(key, members) ⇒ Object
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# File 'lib/mock_redis/set_methods.rb', line 116 def srem(key, members) with_set_at(key) do |s| if members.is_a?(Array) orig_size = s.size members = members.map(&:to_s) s.delete_if { |m| members.include?(m) } orig_size - s.size else !!s.delete?(members.to_s) end end end |
#sscan(key, cursor, opts = {}) ⇒ Object
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# File 'lib/mock_redis/set_methods.rb', line 129 def sscan(key, cursor, opts = {}) common_scan(smembers(key), cursor, opts) end |
#sscan_each(key, opts = {}, &block) ⇒ Object
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# File 'lib/mock_redis/set_methods.rb', line 133 def sscan_each(key, opts = {}, &block) return to_enum(:sscan_each, key, opts) unless block_given? cursor = 0 loop do cursor, keys = sscan(key, cursor, opts) keys.each(&block) break if cursor == '0' end end |
#sunion(*keys) ⇒ Object
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# File 'lib/mock_redis/set_methods.rb', line 143 def sunion(*keys) assert_has_args(keys, 'sunion') with_sets_at(*keys) { |*sets| sets.reduce(&:+).to_a } end |
#sunionstore(destination, *keys) ⇒ Object
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# File 'lib/mock_redis/set_methods.rb', line 148 def sunionstore(destination, *keys) assert_has_args(keys, 'sunionstore') with_set_at(destination) do |dest_set| dest_set.replace(sunion(*keys)) end scard(destination) end |