spec/unit/generators/base_spec.rb

   1 #!/usr/bin/env rspec
   2
   3 require "spec_helper"
   4
   5 module MCollective
   6   module Generators
   7     describe Base do
   8       before :each do
   9         @erb = mock
  10         @erb.stubs(:result)
  11         File.stubs(:dirname).returns("/tmp")
  12         @base = Base.new(nil, nil, nil, nil, nil, nil, nil)
  13       end
  14
  15       describe "#initialize" do
  16         it "should set the correct metaparameters" do
  17           res = Base.new("name", "description", "author", "license", "version", "url", "timeout")
  18           res.meta.should == {:name => "name",
  19                               :description => "description",
  20                               :author => "author",
  21                               :license => "license",
  22                               :version => "version",
  23                               :url => "url",
  24                               :timeout => "timeout"}
  25         end
  26       end
  27
  28       describe "#create_metadata_string" do
  29         it "should load the ddl template if it is present" do
  30           File.expects(:read).returns("ddl")
  31           ERB.expects(:new).with("ddl", nil, "-").returns(@erb)
  32           @base.create_metadata_string
  33         end
  34
  35         it "should raise an error if the template is not present" do
  36           File.expects(:read).raises(Errno::ENOENT)
  37           expect{
  38             @base.create_metadata_string
  39           }.to raise_error(Errno::ENOENT)
  40         end
  41       end
  42
  43       describe "#create_plugin_string " do
  44         it "should load the plugin template if it is present" do
  45           File.expects(:read).returns("plugin")
  46           ERB.expects(:new).with("plugin", nil, "-").returns(@erb)
  47           @base.create_plugin_string
  48         end
  49
  50         it "should raise an error if the template is not present" do
  51           File.expects(:read).raises(Errno::ENOENT)
  52           expect{
  53             @base.create_plugin_string
  54           }.to raise_error(Errno::ENOENT)
  55         end
  56       end
  57
  58       describe "#write_plugins" do
  59         it "should fail if the directory already exists" do
  60           Dir.expects(:mkdir).raises(Errno::EEXIST)
  61           @base.plugin_name = "foo"
  62           expect{
  63             @base.write_plugins
  64           }.to raise_error(RuntimeError)
  65         end
  66
  67         it "should create the directory and the plugin files if it doesn't exist" do
  68           Dir.stubs(:pwd).returns("/tmp")
  69           @base.stubs(:puts)
  70
  71           Dir.expects(:mkdir).with("foo")
  72           Dir.expects(:mkdir).with("foo/agent")
  73           File.expects(:open).with("foo/agent/foo.ddl", "w")
  74           File.expects(:open).with("foo/agent/foo.rb", "w")
  75
  76           @base.plugin_name = "foo"
  77           @base.mod_name = "agent"
  78           @base.write_plugins
  79         end
  80       end
  81     end
  82   end
  83 end