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#
# Author:: Daniel DeLeo (<dan@opscode.com>)
# Copyright:: Copyright (c) 2012 Opscode, Inc.
# License:: Apache License, Version 2.0
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
require 'spec_helper'
describe Chef::Formatters::ErrorInspectors::ResourceFailureInspector do
include Chef::DSL::Recipe
def run_context
node = Chef::Node.new
node.automatic_attrs[:platform] = "ubuntu"
node.automatic_attrs[:platform_version] = "10.04"
Chef::RunContext.new(node, {}, nil)
end
def cookbook_name
"rspec-example"
end
def recipe_name
"rspec-example-recipe"
end
before do
@description = Chef::Formatters::ErrorDescription.new("Error Converging Resource:")
@stdout = StringIO.new
@outputter = Chef::Formatters::IndentableOutputStream.new(@stdout, STDERR)
#@outputter = Chef::Formatters::IndentableOutputStream.new(STDOUT, STDERR)
Chef::Config.stub(:cookbook_path).and_return([ "/var/chef/cache" ])
end
describe "when explaining an error converging a resource" do
before do
@resource = package("non-existing-package") do
only_if do
true
end
not_if("/bin/false")
action :upgrade
end
@trace = [
"/var/chef/cache/cookbooks/syntax-err/recipes/default.rb:14:in `from_file'",
"/var/chef/cache/cookbooks/syntax-err/recipes/default.rb:11:in `from_file'",
"/usr/local/lib/ruby/gems/chef/lib/chef/client.rb:123:in `run'" # should not display
]
@exception = Chef::Exceptions::Package.new("No such package 'non-existing-package'")
@exception.set_backtrace(@trace)
@inspector = Chef::Formatters::ErrorInspectors::ResourceFailureInspector.new(@resource, :create, @exception)
@inspector.add_explanation(@description)
end
it "filters chef core code from the backtrace" do
@expected_filtered_trace = [
"/var/chef/cache/cookbooks/syntax-err/recipes/default.rb:14:in `from_file'",
"/var/chef/cache/cookbooks/syntax-err/recipes/default.rb:11:in `from_file'",
]
@inspector.filtered_bt.should == @expected_filtered_trace
end
it "prints a pretty message" do
@description.display(@outputter)
end
describe "and the error is a template error" do
before do
@description = Chef::Formatters::ErrorDescription.new("Error Converging Resource:")
@template_class = Class.new { include Chef::Mixin::Template }
@template = @template_class.new
@context = Chef::Mixin::Template::TemplateContext.new({})
@context[:chef] = "cool"
@resource = template("/tmp/foo.txt") do
mode "0644"
end
@error = begin
@context.render_template_from_string("foo\nbar\nbaz\n<%= this_is_not_defined %>\nquin\nqunx\ndunno")
rescue Chef::Mixin::Template::TemplateError => e
e
end
@inspector = Chef::Formatters::ErrorInspectors::ResourceFailureInspector.new(@resource, :create, @error)
@inspector.add_explanation(@description)
end
it "includes contextual info from the template error in the output" do
@description.display(@outputter)
@stdout.string.should include(@error.source_listing)
end
end
describe "recipe_snippet" do
before do
# fake code to run through #recipe_snippet
source_file = [ "if true", "var = non_existant", "end" ]
IO.stub(:readlines).and_return(source_file)
File.stub(:exists?).and_return(true)
end
it "parses a Windows path" do
source_line = "C:/Users/btm/chef/chef/spec/unit/fake_file.rb:2: undefined local variable or method `non_existant' for main:Object (NameError)"
@resource.source_line = source_line
@inspector = Chef::Formatters::ErrorInspectors::ResourceFailureInspector.new(@resource, :create, @exception)
@inspector.recipe_snippet.should match(/^# In C:\/Users\/btm/)
end
it "parses a unix path" do
source_line = "/home/btm/src/chef/chef/spec/unit/fake_file.rb:2: undefined local variable or method `non_existant' for main:Object (NameError)"
@resource.source_line = source_line
@inspector = Chef::Formatters::ErrorInspectors::ResourceFailureInspector.new(@resource, :create, @exception)
@inspector.recipe_snippet.should match(/^# In \/home\/btm/)
end
context "when the recipe file does not exist" do
before do
File.stub(:exists?).and_return(false)
IO.stub(:readlines).and_raise(Errno::ENOENT)
end
it "does not try to parse a recipe in chef-shell/irb (CHEF-3411)" do
@resource.source_line = "(irb#1):1:in `irb_binding'"
@inspector = Chef::Formatters::ErrorInspectors::ResourceFailureInspector.new(@resource, :create, @exception)
@inspector.recipe_snippet.should be_nil
end
it "does not raise an exception trying to load a non-existant file (CHEF-3411)" do
@resource.source_line = "/somewhere/in/space"
@inspector = Chef::Formatters::ErrorInspectors::ResourceFailureInspector.new(@resource, :create, @exception)
lambda { @inspector.recipe_snippet }.should_not raise_error
end
end
end
describe "when examining a resource that confuses the parser" do
before do
angry_bash_recipe = File.expand_path("cookbooks/angrybash/recipes/default.rb", CHEF_SPEC_DATA)
source_line = "#{angry_bash_recipe}:1:in `<main>'"
# source_line = caller(0)[0]; @resource = bash "go off the rails" do
# code <<-END
# for i in localhost 127.0.0.1 #{Socket.gethostname()}
# do
# echo "grant all on *.* to root@'$i' identified by 'a_password'; flush privileges;" | mysql -u root -h 127.0.0.1
# done
# END
# end
@resource = eval(IO.read(angry_bash_recipe))
@resource.source_line = source_line
@inspector = Chef::Formatters::ErrorInspectors::ResourceFailureInspector.new(@resource, :create, @exception)
@exception.set_backtrace(@trace)
@inspector = Chef::Formatters::ErrorInspectors::ResourceFailureInspector.new(@resource, :create, @exception)
end
it "does not generate an error" do
lambda { @inspector.add_explanation(@description) }.should_not raise_error
@description.display(@outputter)
end
end
end
end
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