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require File.dirname(__FILE__) + "/../spec_helper"
require 'jruby'
describe "JRuby#compile" do
it "should produce a CompiledScript instance" do
compiled = JRuby.compile("foo = 1")
compiled.should be_kind_of JRuby::CompiledScript
end
end
describe "JRuby::CompiledScript#inspect_bytecode" do
it "should produce a String representation of the compiled bytecode" do
compiled = JRuby.compile("foo = 1")
bytecode = compiled.inspect_bytecode
bytecode.should be_kind_of String
end
end
describe "JRuby.ast_for" do
it "should produce an AST node" do
node = JRuby.ast_for("n = 1")
node[0][0].name.should == "n"
node[0][0][0].value.should == 1
end
it "should produce a node that can be run" do
JRuby.ast_for("1 + 2 + 3").run.should == 6
end
it "can combine nodes together" do
n1 = JRuby.ast_for("n = 0").first
n2 = JRuby.ast_for("n += 1").first
n3 = JRuby.ast_for("n += 2").first
(n1 + n2 + n3).run.should == 3
end
end
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