149 lines
4.0 KiB
Ruby
149 lines
4.0 KiB
Ruby
# Copyright (c) HashiCorp, Inc.
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# SPDX-License-Identifier: BUSL-1.1
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require "ostruct"
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require File.expand_path("../../../../base", __FILE__)
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describe Vagrant::Config::V1::Loader do
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include_context "unit"
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before(:each) do
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# Force the V1 loader to believe that we are in V1
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stub_const("Vagrant::Config::CURRENT_VERSION", "1")
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end
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describe "empty" do
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it "returns an empty configuration object" do
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result = described_class.init
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expect(result).to be_kind_of(Vagrant::Config::V1::Root)
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end
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it "returns an object with all configuration keys loaded if V1" do
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# Make sure we're version 1
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stub_const("Vagrant::Config::CURRENT_VERSION", "1")
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# Register some config classes.
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register_plugin("1") do |p|
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p.config("foo") { OpenStruct }
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p.config("bar", true) { OpenStruct }
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end
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# Test that we have all keys
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result = described_class.init
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expect(result.foo).to be_kind_of(OpenStruct)
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expect(result.bar).to be_kind_of(OpenStruct)
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end
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it "returns only upgradable config objects if not V1" do
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# Make sure we're NOT version 1
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stub_const("Vagrant::Config::CURRENT_VERSION", "2")
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# Register some config classes.
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register_plugin("1") do |p|
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p.config("foo") { OpenStruct }
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p.config("bar", true) { OpenStruct }
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end
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# Test that we have all keys
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result = described_class.init
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expect(result.bar).to be_kind_of(OpenStruct)
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end
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end
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describe "finalizing" do
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it "should call `#finalize` on the configuration object" do
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# Register a plugin for our test
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register_plugin("1") do |plugin|
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plugin.config "foo" do
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Class.new do
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attr_accessor :bar
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def finalize!
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@bar = "finalized"
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end
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end
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end
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end
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# Create the proc we're testing
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config_proc = Proc.new do |config|
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config.foo.bar = "value"
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end
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# Test that it works properly
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config = described_class.load(config_proc)
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expect(config.foo.bar).to eq("value")
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# Finalize it
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described_class.finalize(config)
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expect(config.foo.bar).to eq("finalized")
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end
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end
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describe "loading" do
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it "should configure with all plugin config keys loaded" do
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# Register a plugin for our test
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register_plugin("1") do |plugin|
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plugin.config("foo") { OpenStruct }
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end
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# Create the proc we're testing
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config_proc = Proc.new do |config|
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config.foo.bar = "value"
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end
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# Test that it works properly
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config = described_class.load(config_proc)
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expect(config.foo.bar).to eq("value")
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end
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end
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describe "merging" do
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it "should merge available configuration keys" do
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old = Vagrant::Config::V1::Root.new({ foo: Object })
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new = Vagrant::Config::V1::Root.new({ bar: Object })
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result = described_class.merge(old, new)
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expect(result.foo).to be_kind_of(Object)
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expect(result.bar).to be_kind_of(Object)
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end
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it "should merge instantiated objects" do
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config_class = Class.new do
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attr_accessor :value
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end
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old = Vagrant::Config::V1::Root.new({ foo: config_class })
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old.foo.value = "old"
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new = Vagrant::Config::V1::Root.new({ bar: config_class })
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new.bar.value = "new"
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result = described_class.merge(old, new)
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expect(result.foo.value).to eq("old")
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expect(result.bar.value).to eq("new")
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end
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it "should merge conflicting classes by calling `merge`" do
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config_class = Class.new do
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attr_accessor :value
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def merge(new)
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result = self.class.new
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result.value = @value + new.value
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result
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end
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end
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old = Vagrant::Config::V1::Root.new({ foo: config_class })
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old.foo.value = 10
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new = Vagrant::Config::V1::Root.new({ foo: config_class })
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new.foo.value = 15
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result = described_class.merge(old, new)
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expect(result.foo.value).to eq(25)
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end
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end
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end
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