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require File.dirname(__FILE__) + "/../../spec_helper"
require 'rbconfig'
require 'jruby'
require 'jruby/compiler'
describe "A Ruby class generating a Java stub" do
def generate(script)
node = JRuby.parse(script)
# we use __FILE__ so there's something for it to read
JRuby::Compiler::JavaGenerator.generate_java node, __FILE__
end
it "generates Java source" do
script = generate("class Foo; end")
script.should_not == nil
script.classes[0].name.should == "Foo"
java = script.classes[0].to_s
# a few sanity checks for default behaviors
java.should match /import org\.jruby\.Ruby;/
java.should match /public class Foo {/
java.should match /private static final Ruby __ruby__ = Ruby\.getGlobalRuntime\(\);/
java.should match /private static final RubyClass __metaclass__;/
java.should match /static {/
java.should match /metaclass = __ruby__\.getClass\("Foo"\);/
java.should match /__ruby__\.executeScript\(source, "#{__FILE__}"\)/
java.should match /private Foo\(Ruby \w+, RubyClass \w+\)/
java.should match /public static IRubyObject __allocate__\(Ruby \w+, RubyClass \w+\)/
end
it "generates a javac command" do
files = %w[Foo.java Bar.java]
javac = JRuby::Compiler::JavaGenerator.generate_javac(
files,
:javac_options => [],
:classpath => ENV_JAVA['java.class.path'].split(File::PATH_SEPARATOR),
:target => '/tmp')
javac.should match /javac/
javac.should match /jruby\w*\.jar#{File::PATH_SEPARATOR}/
javac.should match /Foo\.java/
javac.should match /Bar\.java/
end
end
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