Class: PatternMatcherTest

Inherits:
Test::Unit::TestCase
  • Object
show all
Defined in:
lib/puppet/vendor/rgen/test/util/pattern_matcher_test.rb

Defined Under Namespace

Modules: TestMM

Instance Method Summary collapse

Instance Method Details

#modelA ⇒ Object 



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# File 'lib/puppet/vendor/rgen/test/util/pattern_matcher_test.rb', line 20

def modelA 
  env = RGen::Environment.new
  RGen::ModelBuilder.build(TestMM, env) do 
    node "A" do
      node "AA"
    end
    node "B" do
      node "B1"
      node "B2"
      node "B3"
    end
    node "C" do
      node "C1"
      node "C2"
    end
    node "D" do
      node "DD"
    end
  end
  env
end

#test_simple ⇒ Object 



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# File 'lib/puppet/vendor/rgen/test/util/pattern_matcher_test.rb', line 42

def test_simple
  matcher = RGen::Util::PatternMatcher.new
  matcher.add_pattern("simple") do |env, c|
    TestMM::Node.new(:name => "A", :children => [
      TestMM::Node.new(:name => "AA")])
  end
  matcher.add_pattern("bad") do |env, c|
    TestMM::Node.new(:name => "X")
  end
  env = modelA

  match = matcher.find_pattern(env, "simple")
  assert_not_nil match
  assert_equal "A", match.root.name
  assert_equal env.find(:class => TestMM::Node, :name => "A").first.object_id, match.root.object_id
  assert_equal 2, match.elements.size
  assert_equal [nil], match.bound_values

  assert_nil matcher.find_pattern(env, "bad")
end

#test_value_binding ⇒ Object 



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# File 'lib/puppet/vendor/rgen/test/util/pattern_matcher_test.rb', line 63

def test_value_binding
  matcher = RGen::Util::PatternMatcher.new
  matcher.add_pattern("single_child") do |env, name, child|
    TestMM::Node.new(:name => name, :children => [ child ])
  end
  matcher.add_pattern("double_child") do |env, name, child1, child2|
    TestMM::Node.new(:name => name, :children => [ child1, child2 ])
  end
  matcher.add_pattern("child_pattern") do |env, child_name|
    TestMM::Node.new(:name => "A", :children => [
      TestMM::Node.new(:name => child_name)])
  end
  env = modelA

  match = matcher.find_pattern(env, "single_child")
  assert_not_nil match
  assert_equal "A", match.root.name
  assert_equal "AA", match.bound_values[1].name

  match = matcher.find_pattern(env, "single_child", "D")
  assert_not_nil match
  assert_equal "D", match.root.name
  assert_equal "DD", match.bound_values[0].name

  match = matcher.find_pattern(env, "double_child")
  assert_not_nil match
  assert_equal "C", match.root.name

  match = matcher.find_pattern(env, "child_pattern")
  assert_not_nil match
  assert_equal ["AA"], match.bound_values
end