spec/unit/buildkite_spec.rb (168 lines of code) (raw):
require "spec_helper"
module Omnibus
describe Buildkite do
let(:ami_id) { "ami-1234ab5678cd9ef01" }
let(:hostname) { "CHF-V-ABC-DE000.local" }
let(:docker_version) { "20.0.0" }
let(:docker_image) { "artifactory-url.com/release-type/base-platform" }
let(:docker_command) { "docker build . -f images/omnibus_toolchain_containers/platform/Dockerfile -t artifactory-url.com/release-type/omnibus-toolchain-platform -t chefes/omnibus-toolchain-platform --build-arg OS_IMAGE=#{docker_image}" }
subject(:buildkite_metadata) { described_class }
before(:each) do
clear_defaults
end
describe "#ami_id" do
it "returns the ami_id if one is found" do
with_ami_id
expect(buildkite_metadata.ami_id).to eq(ami_id)
end
it "returns the unknown if nothing present" do
expect(buildkite_metadata.ami_id).to eq("unknown")
end
end
describe "#hostname" do
it "returns the hostname if one is found" do
with_hostname
expect(buildkite_metadata.hostname).to eq(hostname)
end
it "returns the unknown if nothing present" do
expect(buildkite_metadata.hostname).to eq("unknown")
end
end
describe "#is_docker_build" do
it "returns true if docker metadata is present" do
with_docker
expect(buildkite_metadata.is_docker_build).to eq(true)
end
it "returns false if docker metadata is missing" do
expect(buildkite_metadata.is_docker_build).to eq(false)
end
end
describe "#docker_version" do
it "returns the docker version if one is found" do
with_docker
expect(buildkite_metadata.docker_version).to eq(docker_version)
end
it "returns nothing if docker version is missing" do
expect(buildkite_metadata.docker_version).to be_nil
end
end
describe "#docker_image" do
it "returns the docker image id if one is found" do
with_docker
expect(buildkite_metadata.docker_image).to eq(docker_image)
end
it "returns nothing if docker image id is missing" do
expect(buildkite_metadata.docker_image).to be_nil
end
end
describe "#omnibus_version" do
it "returns the omnibus_version if one is found" do
expect(buildkite_metadata.omnibus_version).to eq(Omnibus::VERSION)
end
end
describe "#to_hash" do
it "returns an ami_id if one is found" do
with_ami_id
expect(buildkite_metadata.to_hash[:ami_id]).to eq(ami_id)
end
it "returns an hostname if one is found" do
with_hostname
expect(buildkite_metadata.to_hash[:hostname]).to eq(hostname)
end
it "returns is_docker_build if one is found" do
with_docker
expect(buildkite_metadata.to_hash[:is_docker_build]).to eq(true)
end
it "returns a docker_version if one is found" do
with_docker
expect(buildkite_metadata.to_hash[:docker_version]).to eq(docker_version)
end
it "returns a docker_image if one is found" do
with_docker
expect(buildkite_metadata.to_hash[:docker_image]).to eq(docker_image)
end
it "returns an omnibus_version if one is found" do
expect(buildkite_metadata.to_hash[:omnibus_version]).to eq(Omnibus::VERSION)
end
end
context "platform builds on linux" do
it "uses docker" do
with_ami_id
with_docker
expect(buildkite_metadata.ami_id).to eq(ami_id)
expect(buildkite_metadata.is_docker_build).to eq(true)
expect(buildkite_metadata.docker_version).to eq(docker_version)
expect(buildkite_metadata.docker_image).to eq(docker_image)
expect(buildkite_metadata.omnibus_version).to eq(Omnibus::VERSION)
end
it "does not use docker" do
with_ami_id
expect(buildkite_metadata.ami_id).to eq(ami_id)
expect(buildkite_metadata.is_docker_build).to eq(false)
expect(buildkite_metadata.docker_version).to be_nil
expect(buildkite_metadata.docker_image).to be_nil
expect(buildkite_metadata.omnibus_version).to eq(Omnibus::VERSION)
end
end
context "platform builds on windows" do
it "uses docker" do
with_ami_id
with_docker
expect(buildkite_metadata.ami_id).to eq(ami_id)
expect(buildkite_metadata.is_docker_build).to eq(true)
expect(buildkite_metadata.docker_version).to eq(docker_version)
expect(buildkite_metadata.docker_image).to eq(docker_image)
expect(buildkite_metadata.omnibus_version).to eq(Omnibus::VERSION)
end
it "does not use docker" do
with_ami_id
expect(buildkite_metadata.ami_id).to eq(ami_id)
expect(buildkite_metadata.is_docker_build).to eq(false)
expect(buildkite_metadata.docker_version).to be_nil
expect(buildkite_metadata.docker_image).to be_nil
expect(buildkite_metadata.omnibus_version).to eq(Omnibus::VERSION)
end
end
describe "platform builds on macOS" do
it "uses docker" do
with_hostname
with_docker
expect(buildkite_metadata.hostname).to eq(hostname)
expect(buildkite_metadata.is_docker_build).to eq(true)
expect(buildkite_metadata.docker_version).to eq(docker_version)
expect(buildkite_metadata.docker_image).to eq(docker_image)
expect(buildkite_metadata.omnibus_version).to eq(Omnibus::VERSION)
end
it "does not use docker" do
with_hostname
expect(buildkite_metadata.hostname).to eq(hostname)
expect(buildkite_metadata.is_docker_build).to eq(false)
expect(buildkite_metadata.docker_version).to be_nil
expect(buildkite_metadata.docker_image).to be_nil
expect(buildkite_metadata.omnibus_version).to eq(Omnibus::VERSION)
end
end
def with_ami_id
stub_env("BUILDKITE_AGENT_META_DATA_AWS_AMI_ID", ami_id)
end
def with_hostname
stub_env("BUILDKITE_AGENT_META_DATA_HOSTNAME", hostname)
end
def with_docker
stub_env("BUILDKITE_AGENT_META_DATA_DOCKER", docker_version)
stub_env("BUILDKITE_COMMAND", docker_command)
end
def clear_defaults
without_ami_id_and_hostname
without_docker
end
def without_ami_id_and_hostname
stub_env("BUILDKITE_AGENT_META_DATA_AWS_AMI_ID", nil)
stub_env("BUILDKITE_AGENT_META_DATA_HOSTNAME", nil)
end
def without_docker
stub_env("BUILDKITE_AGENT_META_DATA_DOCKER", nil)
stub_env("BUILDKITE_COMMAND", nil)
end
end
end