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Versions: 16
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Contents
module BetterRecord
class FakeRedis
def data
@data ||= {}
end
def incr(key)
data[key] ||= 0
data[key] += 1
end
def decr(key)
data[key] ||= 0
data[key] -= 1
end
def set(key, val)
data[key] = val
end
def get(key)
data[key].dup
end
def lpush(key, val)
require_array
data[key].unshift val
data[key].size
end
def lrem(key, count, val)
require_array
start_idx = 0
arr = data[key]
removed = 0
if count == 0
removed = (arr.select {|v| v != val}).size
arr.select! {|v| v != val}
else
arr.reverse! if count < 0
count.abs.times do
removed += 1 unless arr.delete_at(arr.index(val) || arr.size).nil?
end
arr.reverse! if count < 0
end
data[key] = arr
removed
end
def lrange(key, start_idx, end_idx = -1)
data[key][start_idx..end_idx] || []
end
def rpush(key, val)
require_array
data[key] << val
data[key].size
end
def rpushx(key, val)
return 0 unless data[key]
rpush key, val
end
def rpop(key)
require_array
data[key].pop
end
def rpoplpush(one, two)
val = rpop(one)
lpush two, val
val
end
def method_missing
return nil
end
private
def require_array(key)
data[key] ||= []
raise_wrong_type unless data[key].is_a?(Array)
end
def raise_wrong_type
raise CommandError.new("WRONGTYPE Operation against a key holding the wrong kind of value")
end
end
end
Version data entries
16 entries across 16 versions & 1 rubygems