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require 'spec_helper'
module FakeRedis
describe "ServerMethods" do
before(:each) do
@client = Redis.new
end
it "should return the number of keys in the selected database" do
@client.set("key1", "1")
@client.set("key2", "2")
@client.set("key2", "two")
expect(@client.dbsize).to eq(2)
end
it "should get information and statistics about the server" do
expect(@client.info.key?("redis_version")).to eq(true)
end
it "should handle non-existent methods" do
expect { @client.idontexist }.to raise_error(Redis::CommandError, "ERR unknown command 'idontexist'")
end
describe "multiple databases" do
it "should default to database 0" do
expect(@client.inspect).to match(%r#/0>$#)
end
it "should select another database" do
@client.select(1)
expect(@client.inspect).to match(%r#/1>$#)
end
it "should store keys separately in each database" do
expect(@client.select(0)).to eq("OK")
@client.set("key1", "1")
@client.set("key2", "2")
@client.select(1)
@client.set("key3", "3")
@client.set("key4", "4")
@client.set("key5", "5")
@client.select(0)
expect(@client.dbsize).to eq(2)
expect(@client.exists("key1")).to be 1
expect(@client.exists("key3")).to be 0
@client.select(1)
expect(@client.dbsize).to eq(3)
expect(@client.exists("key4")).to be 1
expect(@client.exists("key2")).to be 0
@client.flushall
expect(@client.dbsize).to eq(0)
@client.select(0)
expect(@client.dbsize).to eq(0)
end
it "should flush a database" do
@client.select(0)
@client.set("key1", "1")
@client.set("key2", "2")
expect(@client.dbsize).to eq(2)
@client.select(1)
@client.set("key3", "3")
@client.set("key4", "4")
expect(@client.dbsize).to eq(2)
expect(@client.flushdb).to eq("OK")
expect(@client.dbsize).to eq(0)
@client.select(0)
expect(@client.dbsize).to eq(2)
end
it "should flush all databases" do
@client.select(0)
@client.set("key3", "3")
@client.set("key4", "4")
expect(@client.dbsize).to eq(2)
@client.select(1)
@client.set("key3", "3")
@client.set("key4", "4")
expect(@client.dbsize).to eq(2)
expect(@client.flushall).to eq("OK")
expect(@client.dbsize).to eq(0)
@client.select(0)
expect(@client.dbsize).to eq(0)
end
end
end
describe 'custom options' do
describe 'version' do
it 'reports default Redis version when not provided' do
client = Redis.new
expect(client.info['redis_version']).to eq Redis::Connection::DEFAULT_REDIS_VERSION
end
it 'creates with and reports properly' do
client = Redis.new(version: '3.3.0')
expect(client.info['redis_version']).to eq '3.3.0'
end
end
end
end
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