Added unit test for Debian importer

config/environments/test.rb

@@ -42,4 +42,20 @@ Debshots::Application.configure do
 
   # URL prefix leading to the static images that should get delivered by the web server
   config.images_path_prefix = '/screenshots'
+
+  # DEB package repositories to parse when running "rake debshots:... tasks"
+  config.package_sources = [
+    {
+      description: 'Development test files', type: 'apt', url: 'lib/tasks/files/',
+      architectures: ['i386', 'amd64']
+      #components: ['main','restricted','universe','multiverse']
+    }
+  ]
+
+  config.images_path = Rails.root.join('public', 'screenshots')
+
+  config.image_sizes = {
+    large: '800x600',
+    small: '160x120',
+  }  
 end

test/lib/deb_importer_test.rb

@@ -0,0 +1,72 @@
+require 'open-uri'  # allows to load URLs using open()
+require 'deb_importer'
+require 'test_helper'
+
+include DebImporter
+
+class PackagesHelperTest < ActionView::TestCase
+# class PackagesHelperTest < MiniTest::Spec
+
+  test "should be able to parse local Debian repository test files" do
+
+    expected_package_counts = {
+      main: {
+        amd64: 8320,
+        i386: 8082
+      },
+      restricted: {
+        amd64: 21,
+        i386: 21
+      },
+      universe: {
+        amd64: 29406,
+        i386: 29471
+      },
+      multiverse: {
+        amd64: 672,
+        i386: 685
+      }
+    }
+
+    repositories = Rails.configuration.package_sources
+    Rails.logger = Logger.new(STDOUT)
+    Rails.logger.level = Logger::INFO
+    # Rails.logger.level = Logger::DEBUG
+
+    Rails.logger.info "Listing configured DEB repositories"
+
+    repositories.each do |repository|
+      wanted_architectures = repository[:architectures]
+      Rails.logger.info "Fetching Release file for repository: #{repository[:url]} with components: #{repository[:components]}"
+      release = DebImporter::Release.new(repository[:url], repository[:components])
+      Rails.logger.info "> Supported architectures are: #{release.architectures}"
+      if wanted_architectures
+        Rails.logger.info "> We only want architectures: #{wanted_architectures}"
+      end
+      Rails.logger.info "> Supported components are: #{release.components}"
+
+      release.components.split.each do |component|
+        Rails.logger.info "> Component: #{component}"
+        release.architectures.split.each do |architecture|
+          if wanted_architectures and not wanted_architectures.include?(architecture)
+            Rails.logger.debug "Architecture #{architecture} not wanted. Skipping."
+            next
+          end
+
+          Rails.logger.info ">> Architecture: #{architecture}"
+
+          packages = release.packages(component, architecture)
+          packages_count = packages.count
+
+          if packages
+            Rails.logger.info "#{packages_count} packages found."
+            assert_equal expected_package_counts[component.to_sym][architecture.to_sym],
+              packages_count
+          else
+            Rails.logger.info "No packages."
+          end
+        end # architectures.each
+      end # components.each
+    end # repositories.each
+  end # test
+end # class