Add fixtures for ENC overrides

Author: Kevin Paulisse

spec/octocatalog-diff/fixtures/repos/enc-overrides/enc.sh

@@ -0,0 +1,6 @@
+#!/bin/sh
+
+cat <<-EOF
+parameters:
+  role: one
+EOF

spec/octocatalog-diff/fixtures/repos/enc-overrides/hiera.yaml

@@ -0,0 +1,10 @@
+---
+:backends:
+  - yaml
+:yaml:
+  :datadir: /var/lib/puppet/environments/%{::environment}/hieradata
+:hierarchy:
+  - roles/%{::role}
+  - common
+:merge_behavior: deeper
+:logger: console

spec/octocatalog-diff/fixtures/repos/enc-overrides/hieradata/common.yaml

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+---
+  test::var_one: common
+  test::var_two: common

spec/octocatalog-diff/fixtures/repos/enc-overrides/hieradata/roles/one.yaml

@@ -0,0 +1,3 @@
+---
+  test::var_one: one
+  test::var_two: one

spec/octocatalog-diff/fixtures/repos/enc-overrides/hieradata/roles/two.yaml

@@ -0,0 +1,3 @@
+---
+  test::var_one: two
+  test::var_two: two

spec/octocatalog-diff/fixtures/repos/enc-overrides/manifests/site.pp

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+node default {
+  include test
+}

spec/octocatalog-diff/fixtures/repos/enc-overrides/modules/test/manifests/init.pp

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+class test (
+  $var_one,
+  $var_two = 'default',
+) {
+  file { '/tmp/one':
+    content => $var_one,
+  }
+
+  file { '/tmp/two':
+    content => $var_two,
+  }
+
+  file { '/tmp/three':
+    content => 'three',
+  }
+}

spec/octocatalog-diff/integration/enc_override_spec.rb

@@ -0,0 +1,58 @@
+# frozen_string_literal: true
+
+require_relative 'integration_helper'
+
+require 'json'
+
+describe 'ENC override integration with no override' do
+  before(:all) do
+    @result = OctocatalogDiff::Integration.integration(
+      spec_repo: 'enc-overrides',
+      spec_fact_file: 'valid-facts.yaml',
+      hiera_config: 'hiera.yaml',
+      hiera_path: 'hieradata',
+      argv: [
+        '--enc',
+        OctocatalogDiff::Spec.fixture_path('repos/enc-overrides/enc.sh')
+      ]
+    )
+  end
+
+  it 'should succeed' do
+    expect(@result.exitcode).not_to eq(-1), OctocatalogDiff::Integration.format_exception(@result)
+    expect(@result.exitcode).to eq(0), "Runtime error: #{@result.logs}"
+  end
+
+  it 'should show no changes' do
+    expect(@result.diffs).to eq([])
+  end
+
+  it 'should contain proper resources in to-catalog' do
+    to_catalog = @result.to
+    expect(to_catalog).to be_a_kind_of(OctocatalogDiff::API::V1::Catalog)
+
+    file_one = to_catalog.resource(type: 'File', title: '/tmp/one')
+    expect(file_one['parameters']['content']).to eq('one')
+
+    file_two = to_catalog.resource(type: 'File', title: '/tmp/two')
+    expect(file_two['parameters']['content']).to eq('one')
+  end
+
+  it 'should log proper messages' do
+    expect(@result.log_messages).to include('DEBUG - Compiling catalogs for rspec-node.xyz.github.net')
+    expect(@result.log_messages).to include('INFO - Catalogs compiled for rspec-node.xyz.github.net')
+    expect(@result.log_messages).to include('INFO - No differences')
+  end
+end
+
+describe 'ENC override integration with --enc-override' do
+end
+
+describe 'ENC override integration with --to-enc-override' do
+end
+
+describe 'ENC override integration with --from-enc-override' do
+end
+
+describe 'ENC override integration with catalog compilation only' do
+end