MockAwsS3OnMemory

This is a simple gem for mocking out the AWS::S3 library like a mock-aws-s3.

Installation

Add this line to your application's Gemfile:

gem 'mock_aws_s3_on_memory'

And then execute:

$ bundle

Or install it yourself as:

$ gem install mock_aws_s3_on_memory

Usage

RSpec

Add the following code to spec/spec_helper:

require 'mock_aws_s3_on_memory'

RSpec.configure do |config|
  config.before(:each) do
    MockAwsS3OnMemory.clear
  end
end

[1] pry(main)> require 'mock_aws_s3_on_memory'
=> true
[2] pry(main)> obj = AWS::S3.new.buckets['my-bucket'].objects['key']
=> <AWS::S3::S3Object:my-bucket/key>
[3] pry(main)> obj.exists?
=> false
[4] pry(main)> obj.write("foo")
=> #<StringIO:0x007f98f72eab48>
[5] pry(main)> obj.exists?
=> true
[6] pry(main)> obj.delete
=> #<StringIO:0x007f98f72eab48>
[7] pry(main)> obj.exists?
=> false

collection API

[1] pry(main)> require 'mock_aws_s3_on_memory'
=> true
[2] pry(main)> bucket = AWS::S3.new.buckets['my-bucket']
=> #<AWS::S3::Bucket:my-bucket>
[3] pry(main)> bucket.objects["cookpad/recipe/1"].write("foo")
=> #<StringIO:0x007fbe6fb03b70>
[4] pry(main)> bucket.objects["cookpad/recipe/2"].write("foo")
=> #<StringIO:0x007fbe6fb308c8>
[5] pry(main)> bucket.objects["cookpad/tsukurepo/1"].write("foo")
=> #<StringIO:0x007fbe6fb58760>
[6] pry(main)> bucket.objects["cookstep/school/1"].write("foo")
=> #<StringIO:0x007fbe6fb80968>
[7] pry(main)> bucket.objects.with_prefix("cookpad/").map(&:key)
=> ["cookpad/recipe/1", "cookpad/recipe/2", "cookpad/tsukurepo/1"]
[8] pry(main)> bucket.objects.with_prefix("cookpad/").with_prefix('recipe/', :append).map(&:key)
=> ["cookpad/recipe/1", "cookpad/recipe/2"]
[9] pry(main)> bucket.objects.with_prefix("cookpad/").with_prefix('recipe/', :append).delete_all
=> nil
[10] pry(main)> bucket.objects.map(&:key)
=> ["cookpad/tsukurepo/1", "cookstep/school/1"]

more example this library's spec file

Contributing

1. Fork it ( https://github.com/yoshiori/mock_aws_s3_on_memory/fork )
2. Create your feature branch (git checkout -b my-new-feature)
3. Commit your changes (git commit -am 'Add some feature')
4. Push to the branch (git push origin my-new-feature)
5. Create a new Pull Request