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Contents
require 'spec_helper'
module WLang
class Compiler
describe ToRubyAbstraction do
def optimize(source)
ToRubyAbstraction.new.call(source)
end
let(:hello){[
[:static, "Hello world"],
[:static, "Hello world"]
]}
let(:strconcat){[
[:strconcat, [:static, "Hello "], [:static, "world"]],
[:multi, [:static, "Hello "], [:static, "world"]]
]}
it 'let [:static, ...] unchanged' do
optimize(hello.first).should eq(hello.last)
end
it 'transforms :strconcat to :multi' do
optimize(strconcat.first).should eq(strconcat.last)
end
it 'recurses on :strconcat' do
source = [:strconcat, strconcat.first]
expected = [:multi, strconcat.last]
optimize(source).should eq(expected)
end
it 'transforms :fn to :proc' do
source = [:fn, hello.first]
expected = [:proc, hello.last]
optimize(source).should eq(expected)
end
it 'recurses on :fn' do
source = [:fn, strconcat.first]
expected = [:proc, strconcat.last]
optimize(source).should eq(expected)
end
it "recurses on :template" do
source = [:template, strconcat.first]
expected = [:template, strconcat.last]
optimize(source).should eq(expected)
end
it 'transforms :wlang to :dispatch' do
source = [:wlang, '$', [:fn, strconcat.first]]
expected = [:dispatch, :_tag_36, [:proc, strconcat.last]]
optimize(source).should eq(expected)
end
end # describe ToRubyAbstraction
end # class Compiler
end # module WLang
Version data entries
15 entries across 15 versions & 1 rubygems