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Contents
require 'spec_helper'
# Make method directly accessible on module
# to test it
Entangled::Helpers.send :module_function, :redis
# Constant REDIS and global variable $redis
# are unset repeatedly just in case the test
# order set them before running another test
# since the helper method #redis checks
# if these variables are defined and present
RSpec.describe Entangled::Helpers do
context '$redis defined' do
# Mock a redis client
let(:global_redis) do
mock("redis").tap do |redis|
redis.stubs(:publish)
redis.stubs(:client).returns(redis)
# Set an arbitrary option
redis.stubs(:options).returns({ global: true })
end
end
it 'uses $redis' do
# Remove constant if it exists
Object.send :remove_const, :REDIS rescue nil
# Assign mocked redis client to global variable
$redis = global_redis
# Check if the helper automatically uses that global variable
expect(Entangled::Helpers.redis.client.options[:global]).to be_truthy
end
end
context 'REDIS defined' do
# Mock a redis client
let(:constant_redis) do
mock("redis").tap do |redis|
redis.stubs(:publish)
redis.stubs(:client).returns(redis)
# Set an arbitrary option
redis.stubs(:options).returns({ constant: true })
end
end
it 'uses REDIS' do
# Unset global variable
$redis = nil
# Assign mocked redis client to global variable
REDIS = constant_redis
# Check if the helper automatically uses that constant
expect(Entangled::Helpers.redis.client.options[:constant]).to be_truthy
end
end
context 'none defined' do
it 'uses its own default standards' do
# Unset global variable
$redis = nil
# Remove constant if it exists
Object.send :remove_const, :REDIS rescue nil
# Check if helper automatically uses default options for Redis
expect(Entangled::Helpers.redis.client.options).to eq Redis.new.client.options
end
end
end
Version data entries
17 entries across 17 versions & 1 rubygems