Add tests for Push config merging and finalizing

This commit is contained in:
Seth Vargo 2014-10-24 15:47:07 -04:00
parent 111a43552e
commit 41ac448ba8
1 changed files with 300 additions and 0 deletions

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require File.expand_path("../../../../base", __FILE__)
require Vagrant.source_root.join("plugins/kernel_v2/config/push")
describe VagrantPlugins::Kernel_V2::PushConfig do
include_context "unit"
subject { described_class.new }
describe "#define" do
let(:pushes) { subject.instance_variable_get(:@__defined_pushes) }
it "pushes the strategy and block onto the defined pushes array" do
subject.define("foo") { "bar" }
subject.define("foo") { "zip" }
subject.define("foo") { "zap" }
expect(pushes.size).to eq(1)
expect(pushes[:foo].size).to eq(3)
expect(pushes[:foo][0]).to be_a(Array)
expect(pushes[:foo][0][0]).to eq(:foo)
expect(pushes[:foo][0][1]).to be_a(Proc)
end
context "when no strategy is given" do
it "defaults to the name" do
subject.define("foo") { "bar" }
expect(pushes.size).to eq(1)
expect(pushes[:foo].size).to eq(1)
expect(pushes[:foo][0]).to be_a(Array)
expect(pushes[:foo][0][0]).to eq(:foo)
expect(pushes[:foo][0][1]).to be_a(Proc)
end
end
context "when a strategy is given" do
it "uses the strategy" do
subject.define("foo", strategy: "bacon") { "bar" }
expect(pushes.size).to eq(1)
expect(pushes[:foo].size).to eq(1)
expect(pushes[:foo][0]).to be_a(Array)
expect(pushes[:foo][0][0]).to eq(:bacon)
expect(pushes[:foo][0][1]).to be_a(Proc)
end
end
end
describe "#merge" do
it "appends defined pushes" do
a = described_class.new.tap do |i|
i.define("foo") { "bar" }
i.define("bar") { "bar" }
end
b = described_class.new.tap do |i|
i.define("foo") { "zip" }
end
result = a.merge(b)
pushes = result.instance_variable_get(:@__defined_pushes)
expect(pushes[:foo]).to be_a(Array)
expect(pushes[:foo].size).to eq(2)
expect(pushes[:bar]).to be_a(Array)
expect(pushes[:bar].size).to eq(1)
end
end
describe "#__compiled_pushes" do
it "raises an exception if not finalized" do
subject.instance_variable_set(:@__finalized, false)
expect { subject.__compiled_pushes }.to raise_error
end
it "returns a copy of the compiled pushes" do
pushes = { foo: "bar" }
subject.instance_variable_set(:@__finalized, true)
subject.instance_variable_set(:@__compiled_pushes, pushes)
expect(subject.__compiled_pushes).to_not be(pushes)
expect(subject.__compiled_pushes).to eq(pushes)
end
end
describe "#finalize!" do
let(:pushes) { a.merge(b).tap { |r| r.finalize! }.__compiled_pushes }
let(:key) { pushes[:foo][0] }
let(:config) { pushes[:foo][1] }
let(:unset) { Vagrant.plugin("2", :config).const_get(:UNSET_VALUE) }
before do
register_plugin("2") do |plugin|
plugin.name "foo"
plugin.push(:foo) do
Class.new(Vagrant.plugin("2", :push))
end
plugin.config(:foo, :push) do
Class.new(Vagrant.plugin("2", :config)) do
attr_accessor :bar
attr_accessor :zip
def initialize
@bar = self.class.const_get(:UNSET_VALUE)
@zip = self.class.const_get(:UNSET_VALUE)
end
end
end
end
end
context "with the same name but different strategy" do
context "with no block" do
let(:a) do
described_class.new.tap do |i|
i.define("foo", strategy: "bar")
end
end
let(:b) do
described_class.new.tap do |i|
i.define("foo", strategy: "zip")
end
end
it "chooses the last config" do
expect(key).to eq(:zip)
expect(config.bar).to be(unset)
expect(config.zip).to be(unset)
end
end
context "with a block" do
let(:a) do
described_class.new.tap do |i|
i.define("foo", strategy: "bar") do |p|
p.bar = "a"
end
end
end
let(:b) do
described_class.new.tap do |i|
i.define("foo", strategy: "zip") do |p|
p.zip = "b"
end
end
end
it "chooses the last config" do
expect(key).to eq(:zip)
expect(config.bar).to eq(unset)
expect(config.zip).to eq("b")
end
end
context "with a block, then no block" do
let(:a) do
described_class.new.tap do |i|
i.define("foo", strategy: "bar") do |p|
p.bar, p.zip = "a", "a"
end
end
end
let(:b) do
described_class.new.tap do |i|
i.define("foo", strategy: "zip")
end
end
it "chooses the last config" do
expect(key).to eq(:zip)
expect(config.bar).to be(unset)
expect(config.zip).to be(unset)
end
end
context "with no block, then a block" do
let(:a) do
described_class.new.tap do |i|
i.define("foo", strategy: "bar")
end
end
let(:b) do
described_class.new.tap do |i|
i.define("foo", strategy: "zip") do |p|
p.bar, p.zip = "b", "b"
end
end
end
it "chooses the last config" do
expect(key).to eq(:zip)
expect(config.bar).to eq("b")
expect(config.zip).to eq("b")
end
end
end
context "with the same name twice" do
context "with no block" do
let(:a) do
described_class.new.tap do |i|
i.define("foo")
end
end
let(:b) do
described_class.new.tap do |i|
i.define("foo")
end
end
it "merges the configs" do
expect(key).to eq(:foo)
expect(config.bar).to be(unset)
expect(config.zip).to be(unset)
end
end
context "with a block" do
let(:a) do
described_class.new.tap do |i|
i.define("foo") do |p|
p.bar = "a"
end
end
end
let(:b) do
described_class.new.tap do |i|
i.define("foo") do |p|
p.zip = "b"
end
end
end
it "merges the configs" do
expect(key).to eq(:foo)
expect(config.bar).to eq("a")
expect(config.zip).to eq("b")
end
end
context "with a block, then no block" do
let(:a) do
described_class.new.tap do |i|
i.define("foo") do |p|
p.bar = "a"
end
end
end
let(:b) do
described_class.new.tap do |i|
i.define("foo")
end
end
it "merges the configs" do
expect(key).to eq(:foo)
expect(config.bar).to eq("a")
expect(config.zip).to be(unset)
end
end
context "with no block, then a block" do
let(:a) do
described_class.new.tap do |i|
i.define("foo", strategy: "bar")
end
end
let(:b) do
described_class.new.tap do |i|
i.define("foo", strategy: "zip") do |p|
p.zip = "b"
end
end
end
it "merges the configs" do
expect(key).to eq(:zip)
expect(config.bar).to eq(unset)
expect(config.zip).to eq("b")
end
end
end
it "sets @__finalized to true" do
subject.finalize!
expect(subject.instance_variable_get(:@__finalized)).to be(true)
end
end
end