#!/usr/bin/env ruby

require 'yaml'

# Temporary build directory.
dir = ARGV[0]

# Compile extension into shared object.
Dir.chdir(dir) do
  `ruby -r mkmf -e 'create_makefile("stache")'`
  `make`
end

# Load compiled extension.
require "#{dir}/stache"

templates = Stache::Templates.new

base = "ext/spec/specs"
files = ["comments", "interpolation", "inverted", "sections"]

# Load specification test data.
specs = files.map do |name|
  contents = File.read('%s/%s.yml' % [base, name])
  [name, YAML.load(contents)]
end

# Report test failures to cargo.
success = true
specs.each do |name, spec|
  spec['tests'].each_with_index do |test, index|
    result = templates.send("#{name}#{index}", test['data'])
    if result != test['expected']
      $stderr.puts "\n#{name} - #{test['name']}"
      $stderr.puts "expect: #{test['expected'].inspect}"
      $stderr.puts "actual: #{result.inspect}"
      success = false
    end
  end
end

# Pass or fail the cargo test suite.
exit(success ? 0 : 1)