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psenv/spec/psenv_spec.rb

115 lines
3.3 KiB
Ruby

require "spec_helper"
RSpec.describe Psenv do
let(:env_path) { "/env/" }
let(:arg_paths) { ["/arg1/", "/arg2"] }
let(:env_variables) { {TEST: "env", ANOTHER: "env"} }
let(:arg_variables) do
[{ONE: "arg1", TWO: "arg1"}, {TWO: "arg2", THREE: "arg2"}]
end
let(:retriever1) { double(:retriever) }
let(:retriever2) { double(:retriever) }
let(:retriever3) { double(:retriever) }
let(:environment) { double(:environment) }
before(:each) do
allow(Psenv::Retriever).to receive(:new).with(env_path) { retriever1 }
allow(Psenv::Retriever).to receive(:new).with(arg_paths[0]) { retriever2 }
allow(Psenv::Retriever).to receive(:new).with(arg_paths[1]) { retriever3 }
allow(retriever1).to receive(:call) { env_variables }
allow(retriever2).to receive(:call) { arg_variables[0] }
allow(retriever3).to receive(:call) { arg_variables[1] }
allow(Psenv::Environment).to receive(:new) { environment }
allow(environment).to receive(:apply)
allow(environment).to receive(:apply!)
ENV.store("PARAMETER_STORE_PATH", nil)
end
it "has a version number" do
expect(Psenv::VERSION).not_to be nil
end
context ".load" do
context "when PARAMETER_STORE_PATH is set" do
before(:each) do
ENV.store("PARAMETER_STORE_PATH", env_path)
Psenv.load
end
it "retrieves the correct path" do
expect(Psenv::Retriever).to have_received(:new).with(env_path)
end
it "creates the environment with the correct variables" do
expect(Psenv::Environment)
.to have_received(:new).with(env_variables)
end
it "applies the environment" do
expect(environment).to have_received(:apply)
end
end
context "when paths are passed in" do
before(:each) { Psenv.load(*arg_paths) }
it "retrieves the correct paths" do
arg_paths.each do |path|
expect(Psenv::Retriever).to have_received(:new).with(path)
end
end
it "creates the environment with the correct variables" do
expect(Psenv::Environment)
.to have_received(:new).with(*arg_variables)
end
it "apples the environment" do
expect(environment).to have_received(:apply)
end
end
end
context ".overload" do
context "when PARAMETER_STORE_PATH is set" do
before(:each) do
ENV.store("PARAMETER_STORE_PATH", env_path)
Psenv.overload
end
it "retrieves the correct path" do
expect(Psenv::Retriever).to have_received(:new).with(env_path)
end
it "creates the environment with the correct variables" do
expect(Psenv::Environment)
.to have_received(:new).with(env_variables)
end
it "applies the environment" do
expect(environment).to have_received(:apply!)
end
end
context "when paths are passed in" do
before(:each) { Psenv.overload(*arg_paths) }
it "retrieves the correct paths" do
arg_paths.each do |path|
expect(Psenv::Retriever).to have_received(:new).with(path)
end
end
it "creates the environment with the correct variables" do
expect(Psenv::Environment)
.to have_received(:new).with(*arg_variables)
end
it "apples the environment" do
expect(environment).to have_received(:apply!)
end
end
end
end