Add build_csv

Author: hunner

spec/acceptance/build_csv.rb

@@ -0,0 +1,69 @@
+#!/usr/bin/env ruby
+# vim: set sw=2 sts=2 et tw=80 :
+require 'rspec'
+require 'pry'
+
+#XXX Super ugly hack to keep from starting beaker nodes
+module Kernel
+  # make an alias of the original require
+  alias_method :original_require, :require
+  # rewrite require
+  def require name
+    original_require name if name != 'spec_helper_acceptance'
+  end
+end
+UNSUPPORTED_PLATFORMS = []
+def fact(*args) [] end
+#XXX End hax
+
+# Get a list of functions for test coverage
+function_list = Dir[File.join(File.dirname(__FILE__),"..","..","lib","puppet","parser","functions","*.rb")].collect do |function_rb|
+  File.basename(function_rb,".rb")
+end
+
+## Configure rspec to parse tests
+options = RSpec::Core::ConfigurationOptions.new(['spec/acceptance'])
+configuration = RSpec::configuration
+world = RSpec::world
+options.parse_options
+options.configure(configuration)
+configuration.load_spec_files
+
+## Collect up tests and example groups into a hash
+def get_tests(children)
+  children.inject({}) do |memo,c|
+    memo[c.description] = Hash.new
+    memo[c.description]["groups"] = get_tests(c.children) unless c.children.empty?
+    memo[c.description]["tests"] = c.examples.collect { |e|
+      e.description unless e.pending?
+    }.compact unless c.examples.empty?
+    memo[c.description]["pending_tests"] = c.examples.collect { |e|
+      e.description if e.pending?
+    }.compact unless c.examples.empty?
+    memo
+  end
+end
+
+# Convert tests hash to csv format
+def to_csv(function_list,tests)
+  function_list.collect do |function_name|
+    if v = tests["#{function_name} function"]
+      positive_tests = v["groups"]["success"] ? v["groups"]["success"]["tests"].length : 0
+      negative_tests = v["groups"]["failure"] ? v["groups"]["failure"]["tests"].length : 0
+      pending_tests  =
+        (v["groups"]["failure"] ? v["groups"]["success"]["pending_tests"].length : 0) +
+        (v["groups"]["failure"] ? v["groups"]["failure"]["pending_tests"].length : 0)
+    else
+      positive_tests = 0
+      negative_tests = 0
+      pending_tests  = 0
+    end
+    sprintf("%-25s, %-9d, %-9d, %-9d", function_name,positive_tests,negative_tests,pending_tests)
+  end.compact
+end
+
+tests = get_tests(world.example_groups)
+csv = to_csv(function_list,tests)
+percentage_tested = "#{tests.count*100/function_list.count}%"
+printf("%-25s,  %-9s, %-9s, %-9s\n","#{percentage_tested} have tests.","Positive","Negative","Pending")
+puts csv