Added tests

Rakefile

@@ -0,0 +1,9 @@
+require 'rake/testtask'
+
+task :default => :test
+
+Rake::TestTask.new do |t|
+  t.libs += ['lib', 'test']
+  t.test_files = FileList['test/*_test.rb']
+  t.verbose = true
+end

test/css_test.rb

@@ -0,0 +1,58 @@
+require File.expand_path('../helper', __FILE__)
+
+class CSSTest < Test::Unit::TestCase
+  FIXTURE_CSS = <<'CODE'
+.a-class {
+  background-color: red;
+  background-position: 0;
+}
+
+div#an-id { color: #FFFFFF; }
+CODE
+
+  def test_default_arguments
+    if jruby?
+      args = command_arguments(default_css_options)
+      assert_equal([-1], args)
+    else
+      args = command_arguments(default_css_options)
+      assert_equal(%w< --charset utf-8 >, args)
+    end
+  end
+
+  def test_arguments
+    if jruby?
+      args = command_arguments(:type => 'css')
+      assert_equal([-1], args)
+
+      args = command_arguments(:type => 'css', :line_break => 80)
+      assert_equal([80], args)
+
+      args = command_arguments(:type => 'css', :non_existent => true)
+      assert_equal([-1], args)
+    else
+      args = command_arguments(:type => 'css')
+      assert_equal(%w< --type css >, args)
+
+      args = command_arguments(:type => 'css', :line_break => 80)
+      assert_equal(%w< --type css --line-break 80 >, args)
+
+      args = command_arguments(:type => 'css', :non_existent => true)
+      assert_equal(%w< --type css >, args)
+    end
+  end
+
+  def test_default_compress
+    assert_equal (<<'CODE').chomp, compress_css(FIXTURE_CSS)
+.a-class{background-color:red;background-position:0 0;}div#an-id{color:#FFF;}
+CODE
+  end
+
+  def test_line_break_option_should_insert_line_breaks
+    options = { :line_break => 0 }
+    assert_equal (<<'CODE').chomp, compress_css(FIXTURE_CSS, options)
+.a-class{background-color:red;background-position:0 0;}
+div#an-id{color:#FFF;}
+CODE
+  end
+end

test/helper.rb

@@ -0,0 +1,9 @@
+lib = File.expand_path('../../lib', __FILE__)
+$LOAD_PATH.unshift(lib) unless $LOAD_PATH.include?(lib)
+
+require 'test/unit'
+require 'yuicompressor'
+
+class Test::Unit::TestCase
+  include YUICompressor
+end

test/js_test.rb

@@ -0,0 +1,96 @@
+require File.expand_path('../helper', __FILE__)
+
+class JSTest < Test::Unit::TestCase
+  FIXTURE_JS = <<'CODE'
+// here's a comment
+var Foo = { "a": 1 };
+Foo["bar"] = (function(baz) {
+  /* here's a
+     multiline comment */
+  if (false) {
+    doSomething();
+  } else {
+    for (var index = 0; index < baz.length; index++) {
+      doSomething(baz[index]);
+    }
+  }
+})("hello");
+CODE
+
+  def test_default_arguments
+    if jruby?
+      args = command_arguments(default_js_options)
+      assert_equal([-1], args)
+    else
+      args = command_arguments(default_js_options)
+      assert_equal(%w< --charset utf-8 >, args)
+    end
+  end
+
+  def test_arguments
+    if jruby?
+      args = command_arguments(:type => 'js')
+      assert_equal([-1, false, false, false, true], args)
+
+      args = command_arguments(:type => 'js', :optimize => true)
+      assert_equal([-1, false, false, false, false], args)
+
+      args = command_arguments(:type => 'js', :munge => true)
+      assert_equal([-1, true, false, false, true], args)
+
+      args = command_arguments(:type => 'js', :non_existent => true)
+      assert_equal([-1, false, false, false, true], args)
+    else
+      args = command_arguments(:type => 'js')
+      assert_equal(%w< --type js --nomunge --disable-optimizations >, args)
+
+      args = command_arguments(:type => 'js', :optimize => true)
+      assert_equal(%w< --type js --nomunge >, args)
+
+      args = command_arguments(:type => 'js', :munge => true)
+      assert_equal(%w< --type js --disable-optimizations >, args)
+
+      args = command_arguments(:type => 'js', :non_existent => true)
+      assert_equal(%w< --type js --nomunge --disable-optimizations >, args)
+    end
+  end
+
+  def test_default_compress
+    assert_equal (<<'CODE').chomp, compress_js(FIXTURE_JS)
+var Foo={a:1};Foo.bar=(function(baz){if(false){doSomething()}else{for(var index=0;index<baz.length;index++){doSomething(baz[index])}}})("hello");
+CODE
+  end
+
+  def test_line_break_option_should_insert_line_breaks
+    options = { :line_break => 0 }
+    assert_equal (<<'CODE').chomp, compress_js(FIXTURE_JS, options)
+var Foo={a:1};
+Foo.bar=(function(baz){if(false){doSomething()
+}else{for(var index=0;
+index<baz.length;
+index++){doSomething(baz[index])
+}}})("hello");
+CODE
+  end
+
+  def test_munge_option_should_munge_local_variable_names
+    options = { :munge => true }
+    assert_equal (<<'CODE').chomp, compress_js(FIXTURE_JS, options)
+var Foo={a:1};Foo.bar=(function(b){if(false){doSomething()}else{for(var a=0;a<b.length;a++){doSomething(b[a])}}})("hello");
+CODE
+  end
+
+  def test_optimize_option_should_not_modify_property_accesses_or_object_literal_keys_when_false
+    options = { :optimize => false }
+    assert_equal (<<'CODE').chomp, compress_js(FIXTURE_JS, options)
+var Foo={"a":1};Foo["bar"]=(function(baz){if(false){doSomething()}else{for(var index=0;index<baz.length;index++){doSomething(baz[index])}}})("hello");
+CODE
+  end
+
+  def test_preserve_semicolons_option_should_preserve_semicolons
+    options = { :preserve_semicolons => true }
+    assert_equal (<<'CODE').chomp, compress_js(FIXTURE_JS, options)
+var Foo={a:1};Foo.bar=(function(baz){if(false){doSomething();}else{for(var index=0;index<baz.length;index++){doSomething(baz[index]);}}})("hello");
+CODE
+  end
+end