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require "spec_helper"
require "bundler"
describe Chef::Cookbook::GemInstaller do
let(:cookbook_collection) do
{
test: double(
:cookbook,
metadata: double(
:metadata,
gems: [["httpclient"], ["nokogiri"]]
)
),
test2: double(
:cookbook,
metadata: double(
:metadata,
gems: [["httpclient", ">= 2.0"]]
)
),
test3: double(
:cookbook,
metadata: double(
:metadata,
gems: [["httpclient", ">= 1.0", { "git" => "https://github.com/nahi/httpclient" }]]
)
),
test4: double(
:cookbook,
metadata: double(
:metadata,
gems: [["httpclient", { "path" => "./gems/httpclient" }]]
)
),
}
end
let(:gem_installer) do
described_class.new(cookbook_collection, Chef::EventDispatch::Dispatcher.new)
end
let(:gemfile) do
StringIO.new
end
let(:shell_out) do
double(:shell_out, stdout: "")
end
let(:bundler_dsl) do
b = Bundler::Dsl.new
b.instance_eval(gemfile.string)
b
end
before(:each) do
# Prepare mocks: using a StringIO instead of a File
expect(Dir).to receive(:mktmpdir).and_yield("")
expect(File).to receive(:open).and_yield(gemfile)
expect(gemfile).to receive(:path).and_return("")
expect(IO).to receive(:read).and_return("")
end
it "generates a valid Gemfile" do
expect(gem_installer).to receive(:shell_out!).and_return(shell_out)
expect { gem_installer.install }.to_not raise_error
expect { bundler_dsl }.to_not raise_error
end
it "generate a Gemfile with all constraints" do
expect(gem_installer).to receive(:shell_out!).and_return(shell_out)
expect { gem_installer.install }.to_not raise_error
expect(bundler_dsl.dependencies.find { |d| d.name == "httpclient" }.requirements_list.length).to eql(2)
end
it "generates a valid Gemfile when Chef::Config[:rubygems_url] is set to a String" do
expect(gem_installer).to receive(:shell_out!).and_return(shell_out)
Chef::Config[:rubygems_url] = "https://rubygems.org"
expect { gem_installer.install }.to_not raise_error
expect(bundler_dsl.dependencies.find { |d| d.name == "httpclient" }.requirements_list.length).to eql(2)
end
it "generates a valid Gemfile when Chef::Config[:rubygems_url] is set to an Array" do
expect(gem_installer).to receive(:shell_out!).and_return(shell_out)
Chef::Config[:rubygems_url] = [ "https://rubygems.org" ]
expect { gem_installer.install }.to_not raise_error
expect(bundler_dsl.dependencies.find { |d| d.name == "httpclient" }.requirements_list.length).to eql(2)
end
it "skip metadata installation when Chef::Config[:skip_gem_metadata_installation] is set to true" do
Chef::Config[:skip_gem_metadata_installation] = true
expect(gem_installer).to_not receive(:shell_out!)
expect(gem_installer.install).to be_nil
end
it "install metadata when Chef::Config[:skip_gem_metadata_installation] is not true" do
expect(gem_installer).to receive(:shell_out!).and_return(shell_out)
expect(Chef::Log).to receive(:info).and_return("")
expect(gem_installer.install).to be_nil
end
it "install from local cache when Chef::Config[:gem_installer_bundler_options] is set to local" do
Chef::Config[:gem_installer_bundler_options] = "--local"
expect(gem_installer).to receive(:shell_out!).with(["bundle", "install", "--local"], any_args).and_return(shell_out)
expect(Chef::Log).to receive(:info).and_return("")
expect(gem_installer.install).to be_nil
end
end
|
