WPSTools plugins mode activated

spec/lib/common/plugins/plugins_spec.rb

@@ -0,0 +1,95 @@
+require "spec_helper"
+
+class TestPlugin < Plugin
+  def initialize
+    register_options(["-u", "--url"])
+  end
+end
+
+class AnotherPlugin < Plugin
+  def initialize
+    super(:author => "John")
+    # No Options
+  end
+end
+
+describe Plugins do
+  subject(:plugins) { Plugins.new }
+
+  let(:test_plugin) { TestPlugin.new }
+  let(:another_plugin) { AnotherPlugin.new }
+
+  describe "#new" do
+    context "without argument" do
+      its(:option_parser) { should be_a CustomOptionParser }
+
+      it "should be an Array" do
+        plugins.should be_an Array
+      end
+    end
+
+    context "with an option_parser argument" do
+      subject(:plugin) { Plugins.new(CustomOptionParser.new("the banner")) }
+
+      its(:option_parser) { should be_a CustomOptionParser }
+      its("option_parser.banner") { should === "the banner" }
+
+      it "should raise an eror if the parser is not an instance of CustomOptionParser" do
+        expect { Plugins.new(OptionParser.new) }.to raise_error("The parser must be an instance of CustomOptionParser, OptionParser supplied")
+      end
+    end
+  end
+
+  describe "#register_plugin" do
+    after :each do
+      if @exception
+        expect { plugins.register_plugin(@plugin) }.to raise_error(@exception)
+      else
+        plugins.register_plugin(@plugin)
+        plugins.should include(@plugin)
+        plugins.should === @expected
+      end
+    end
+
+    context "when the argument supplied is not an instance of Plugin" do
+      it "should raise an error" do
+        @plugin = "I'am a String"
+        @exception = "The argument must be an instance of Plugin, String supplied"
+      end
+    end
+
+    it "should register the plugin" do
+      @plugin = TestPlugin.new
+      @expected = [@plugin]
+    end
+
+    it "should register 2 plugins (the order is important)" do
+      plugins.register_plugin(test_plugin)
+
+      @plugin = another_plugin
+      @expected = [test_plugin, @plugin]
+    end
+  end
+
+  describe "#register" do
+    after :each do
+      plugins.register(*@plugins_to_register)
+
+      @plugins_to_register.each do |plugin|
+        plugins.should include(plugin)
+      end
+
+      # For the correct order
+      plugins.should === @plugins_to_register
+    end
+
+    it "should register 1 plugin" do
+      @plugins_to_register = [test_plugin]
+    end
+
+    it "should register 2 plugins" do
+      @plugins_to_register = [another_plugin, test_plugin]
+    end
+  end
+
+end