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require 'test_helper'
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class ComputeAttributeMergeTest < ActiveSupport::TestCase
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def setup
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@merge = ComputeAttributeMerge.new
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@profile_attributes = compute_attributes(:two)
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@host = FactoryGirl.build(:host)
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end
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test "it doesn't change anything when profile attributes are nil" do
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@host.compute_attributes = { 'cpus' => 1 }
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@merge.run(@host, nil)
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assert_equal({ 'cpus' => 1 }, @host.compute_attributes)
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end
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test "it sets the profile attributes when host attributes are nil" do
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@profile_attributes.stubs(:vm_attrs).returns(
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{
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'cpus' => 1,
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'memory' => 4294967296
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})
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@merge.run(@host, @profile_attributes)
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assert_equal({ 'cpus' => 1, 'memory' => 4294967296 }, @host.compute_attributes)
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end
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test "it merges first level attributes" do
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@profile_attributes.stubs(:vm_attrs).returns(
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{
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'cpus' => 1,
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'memory' => 4294967296
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})
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@host.compute_attributes = {
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'cpus' => 2
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}
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@merge.run(@host, @profile_attributes)
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assert_equal({ 'cpus' => 2, 'memory' => 4294967296 }, @host.compute_attributes)
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end
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test "it merges volume_attributes" do
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@profile_attributes.stubs(:vm_attrs).returns(
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{
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'cpus' => 1,
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'memory' => 4294967296,
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'volumes_attributes' => {
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'0' => {
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'attr0a' => 'a',
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'attr0b' => 'b'
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},
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'1' => {
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'attr0a' => 'a',
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'attr0b' => 'b'
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}
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}
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})
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@host.compute_attributes = {
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'cpus' => 2,
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'volumes_attributes' => {
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'1' => {
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'attr0b' => 'b1',
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'attr0c' => 'c1'
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}
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}
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}
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expected_attrs = {
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'cpus' => 2,
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'memory' => 4294967296,
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'volumes_attributes' => {
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'0' => {
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'attr0a' => 'a',
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'attr0b' => 'b'
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},
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'1' => {
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'attr0a' => 'a',
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'attr0b' => 'b1',
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'attr0c' => 'c1'
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}
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}
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}
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@merge.run(@host, @profile_attributes)
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assert_equal(expected_attrs, @host.compute_attributes)
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end
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end
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