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#! /usr/bin/env ruby
require 'spec_helper'
require 'puppet/util/autoload'
describe Puppet::Util::Autoload do
include PuppetSpec::Files
before do
@autoload = Puppet::Util::Autoload.new("foo", "tmp")
@loaded = {}
@autoload.class.stubs(:loaded).returns(@loaded)
end
describe "when building the search path" do
before :each do
## modulepath/libdir can't be used until after app settings are initialized, so we need to simulate that:
Puppet.settings.expects(:app_defaults_initialized?).returns(true).at_least_once
end
it "should collect all of the lib directories that exist in the current environment's module path" do
dira = dir_containing('dir_a', {
"one" => {},
"two" => { "lib" => {} }
})
dirb = dir_containing('dir_a', {
"one" => {},
"two" => { "lib" => {} }
})
environment = Puppet::Node::Environment.create(:foo, [dira, dirb])
@autoload.class.module_directories(environment).should == ["#{dira}/two/lib", "#{dirb}/two/lib"]
end
it "ignores missing module directories" do
environment = Puppet::Node::Environment.create(:foo, [File.expand_path('does/not/exist')])
@autoload.class.module_directories(environment).should be_empty
end
it "ignores the configured environment when it doesn't exist" do
Puppet[:environment] = 'nonexistent'
Puppet.override({ :environments => Puppet::Environments::Static.new() }) do
@autoload.class.module_directories(nil).should be_empty
end
end
it "uses the configured environment when no environment is given" do
Puppet[:environment] = 'nonexistent'
Puppet.override({ :environments => Puppet::Environments::Static.new() }) do
@autoload.class.module_directories(nil).should be_empty
end
end
it "should include the module directories, the Puppet libdir, and all of the Ruby load directories" do
Puppet[:libdir] = %w{/libdir1 /lib/dir/two /third/lib/dir}.join(File::PATH_SEPARATOR)
@autoload.class.expects(:gem_directories).returns %w{/one /two}
@autoload.class.expects(:module_directories).returns %w{/three /four}
@autoload.class.search_directories(nil).should == %w{/one /two /three /four} + Puppet[:libdir].split(File::PATH_SEPARATOR) + $LOAD_PATH
end
end
describe "when loading a file" do
before do
@autoload.class.stubs(:search_directories).returns [make_absolute("/a")]
FileTest.stubs(:directory?).returns true
@time_a = Time.utc(2010, 'jan', 1, 6, 30)
File.stubs(:mtime).returns @time_a
end
[RuntimeError, LoadError, SyntaxError].each do |error|
it "should die with Puppet::Error if a #{error.to_s} exception is thrown" do
Puppet::FileSystem.stubs(:exist?).returns true
Kernel.expects(:load).raises error
lambda { @autoload.load("foo") }.should raise_error(Puppet::Error)
end
end
it "should not raise an error if the file is missing" do
@autoload.load("foo").should == false
end
it "should register loaded files with the autoloader" do
Puppet::FileSystem.stubs(:exist?).returns true
Kernel.stubs(:load)
@autoload.load("myfile")
@autoload.class.loaded?("tmp/myfile.rb").should be
$LOADED_FEATURES.delete("tmp/myfile.rb")
end
it "should be seen by loaded? on the instance using the short name" do
Puppet::FileSystem.stubs(:exist?).returns true
Kernel.stubs(:load)
@autoload.load("myfile")
@autoload.loaded?("myfile.rb").should be
$LOADED_FEATURES.delete("tmp/myfile.rb")
end
it "should register loaded files with the main loaded file list so they are not reloaded by ruby" do
Puppet::FileSystem.stubs(:exist?).returns true
Kernel.stubs(:load)
@autoload.load("myfile")
$LOADED_FEATURES.should be_include("tmp/myfile.rb")
$LOADED_FEATURES.delete("tmp/myfile.rb")
end
it "should load the first file in the searchpath" do
@autoload.stubs(:search_directories).returns [make_absolute("/a"), make_absolute("/b")]
FileTest.stubs(:directory?).returns true
Puppet::FileSystem.stubs(:exist?).returns true
Kernel.expects(:load).with(make_absolute("/a/tmp/myfile.rb"), optionally(anything))
@autoload.load("myfile")
$LOADED_FEATURES.delete("tmp/myfile.rb")
end
it "should treat equivalent paths to a loaded file as loaded" do
Puppet::FileSystem.stubs(:exist?).returns true
Kernel.stubs(:load)
@autoload.load("myfile")
@autoload.class.loaded?("tmp/myfile").should be
@autoload.class.loaded?("tmp/./myfile.rb").should be
@autoload.class.loaded?("./tmp/myfile.rb").should be
@autoload.class.loaded?("tmp/../tmp/myfile.rb").should be
$LOADED_FEATURES.delete("tmp/myfile.rb")
end
end
describe "when loading all files" do
before do
@autoload.class.stubs(:search_directories).returns [make_absolute("/a")]
FileTest.stubs(:directory?).returns true
Dir.stubs(:glob).returns [make_absolute("/a/foo/file.rb")]
Puppet::FileSystem.stubs(:exist?).returns true
@time_a = Time.utc(2010, 'jan', 1, 6, 30)
File.stubs(:mtime).returns @time_a
@autoload.class.stubs(:loaded?).returns(false)
end
[RuntimeError, LoadError, SyntaxError].each do |error|
it "should die an if a #{error.to_s} exception is thrown" do
Kernel.expects(:load).raises error
lambda { @autoload.loadall }.should raise_error(Puppet::Error)
end
end
it "should require the full path to the file" do
Kernel.expects(:load).with(make_absolute("/a/foo/file.rb"), optionally(anything))
@autoload.loadall
end
end
describe "when reloading files" do
before :each do
@file_a = make_absolute("/a/file.rb")
@file_b = make_absolute("/b/file.rb")
@first_time = Time.utc(2010, 'jan', 1, 6, 30)
@second_time = @first_time + 60
end
after :each do
$LOADED_FEATURES.delete("a/file.rb")
$LOADED_FEATURES.delete("b/file.rb")
end
it "#changed? should return true for a file that was not loaded" do
@autoload.class.changed?(@file_a).should be
end
it "changes should be seen by changed? on the instance using the short name" do
File.stubs(:mtime).returns(@first_time)
Puppet::FileSystem.stubs(:exist?).returns true
Kernel.stubs(:load)
@autoload.load("myfile")
@autoload.loaded?("myfile").should be
@autoload.changed?("myfile").should_not be
File.stubs(:mtime).returns(@second_time)
@autoload.changed?("myfile").should be
$LOADED_FEATURES.delete("tmp/myfile.rb")
end
describe "in one directory" do
before :each do
@autoload.class.stubs(:search_directories).returns [make_absolute("/a")]
File.expects(:mtime).with(@file_a).returns(@first_time)
@autoload.class.mark_loaded("file", @file_a)
end
it "should reload if mtime changes" do
File.stubs(:mtime).with(@file_a).returns(@first_time + 60)
Puppet::FileSystem.stubs(:exist?).with(@file_a).returns true
Kernel.expects(:load).with(@file_a, optionally(anything))
@autoload.class.reload_changed
end
it "should do nothing if the file is deleted" do
File.stubs(:mtime).with(@file_a).raises(Errno::ENOENT)
Puppet::FileSystem.stubs(:exist?).with(@file_a).returns false
Kernel.expects(:load).never
@autoload.class.reload_changed
end
end
describe "in two directories" do
before :each do
@autoload.class.stubs(:search_directories).returns [make_absolute("/a"), make_absolute("/b")]
end
it "should load b/file when a/file is deleted" do
File.expects(:mtime).with(@file_a).returns(@first_time)
@autoload.class.mark_loaded("file", @file_a)
File.stubs(:mtime).with(@file_a).raises(Errno::ENOENT)
Puppet::FileSystem.stubs(:exist?).with(@file_a).returns false
Puppet::FileSystem.stubs(:exist?).with(@file_b).returns true
File.stubs(:mtime).with(@file_b).returns @first_time
Kernel.expects(:load).with(@file_b, optionally(anything))
@autoload.class.reload_changed
@autoload.class.send(:loaded)["file"].should == [@file_b, @first_time]
end
it "should load a/file when b/file is loaded and a/file is created" do
File.stubs(:mtime).with(@file_b).returns @first_time
Puppet::FileSystem.stubs(:exist?).with(@file_b).returns true
@autoload.class.mark_loaded("file", @file_b)
File.stubs(:mtime).with(@file_a).returns @first_time
Puppet::FileSystem.stubs(:exist?).with(@file_a).returns true
Kernel.expects(:load).with(@file_a, optionally(anything))
@autoload.class.reload_changed
@autoload.class.send(:loaded)["file"].should == [@file_a, @first_time]
end
end
end
describe "#cleanpath" do
it "should leave relative paths relative" do
path = "hello/there"
Puppet::Util::Autoload.cleanpath(path).should == path
end
describe "on Windows", :if => Puppet.features.microsoft_windows? do
it "should convert c:\ to c:/" do
Puppet::Util::Autoload.cleanpath('c:\\').should == 'c:/'
end
end
end
describe "#expand" do
it "should expand relative to the autoloader's prefix" do
@autoload.expand('bar').should == 'tmp/bar'
end
end
end
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