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require 'test_helper'
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class InterfaceMergeTest < ActiveSupport::TestCase
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def setup
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@merge = InterfaceMerge.new
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@attributes = compute_attributes(:with_interfaces)
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@profile_name = @attributes.compute_profile.name
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end
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EMPTY_ATTRS = {}
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def expected_attrs(num)
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{
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'attr' => num,
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'from_profile' => @profile_name
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}
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end
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test "it doesn't change interfaces when the attributes are nil" do
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interfaces = [
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FactoryGirl.build(:nic_managed, :identifier => 'eth0')
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]
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@merge.run(interfaces, nil)
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assert_equal 1, interfaces.length
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assert_equal EMPTY_ATTRS, interfaces[0].compute_attributes
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assert_equal 'eth0', interfaces[0].identifier
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end
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test "it merges compute attributes with existing NICs" do
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interfaces = [
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FactoryGirl.build(:nic_managed, :identifier => 'eth0'),
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FactoryGirl.build(:nic_managed, :identifier => 'eth1'),
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FactoryGirl.build(:nic_managed, :identifier => 'eth2')
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]
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@merge.run(interfaces, @attributes)
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assert_equal 3, interfaces.length
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assert_equal expected_attrs(1), interfaces[0].compute_attributes
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assert_equal 'eth0', interfaces[0].identifier
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assert_equal expected_attrs(2), interfaces[1].compute_attributes
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assert_equal 'eth1', interfaces[1].identifier
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assert_equal EMPTY_ATTRS, interfaces[2].compute_attributes
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assert_equal 'eth2', interfaces[2].identifier
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end
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test "it creates NICs when there aren't any" do
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interfaces = []
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@merge.run(interfaces, @attributes)
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assert_equal 2, interfaces.length
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assert_equal expected_attrs(1), interfaces[0].compute_attributes
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assert_equal expected_attrs(2), interfaces[1].compute_attributes
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end
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test "it creates additional NICs" do
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interfaces = [
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FactoryGirl.build(:nic_managed, :identifier => 'eth0')
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]
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@merge.run(interfaces, @attributes)
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assert_equal 2, interfaces.length
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assert_equal expected_attrs(1), interfaces[0].compute_attributes
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assert_equal 'eth0', interfaces[0].identifier
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assert_equal expected_attrs(2), interfaces[1].compute_attributes
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assert_equal nil, interfaces[1].identifier
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end
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end
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