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integration_spec.rb
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integration_spec.rb
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require './spec/helper'
describe JekyllAssetPipeline do
# Sensible defaults
let(:manifest) { "- /_assets/foo.css\n- /_assets/bar.css" }
let(:prefix) { 'global' }
let(:config) { {} }
let(:tag_name) { 'css_asset_tag' }
let(:extension) { '.css' }
after do
Pipeline.clear_cache
clear_temp_path
end
it "saves assets to staging path" do
$stdout.stub(:puts, nil) do
config['output_path'] = 'foobar_assets'
pipeline, cached = Pipeline.run(manifest, prefix, source_path, temp_path,
tag_name, extension, config)
pipeline.assets.each do |asset|
file_path = File.join(source_path, DEFAULTS['staging_path'], config['output_path'], asset.filename)
File.open(file_path) do |file|
file.read.must_equal(asset.content)
end
end
end
end
it "outputs processing and saved file status messages" do
hash = Pipeline.hash(source_path, manifest, config)
filename = "#{prefix}-#{hash}#{extension}"
path = File.join(temp_path, DEFAULTS['output_path'])
expected = "Asset Pipeline: Processing '#{tag_name}' manifest '#{prefix}'\n" +
"Asset Pipeline: Saved '#{filename}' to '#{path}'\n"
proc do
pipeline, cached = Pipeline.run(manifest, prefix, source_path, temp_path,
tag_name, extension, config)
end.must_output(expected)
end
it "uses cached pipeline if manifest has been previously processed" do
$stdout.stub(:puts, nil) do
pipeline1, cached1 = Pipeline.run(manifest, prefix, source_path, temp_path,
tag_name, extension, config)
cached1.must_equal(false)
pipeline2, cached2 = Pipeline.run(manifest, prefix, source_path, temp_path,
tag_name, extension, config)
cached2.must_equal(true)
pipeline2.must_equal(pipeline1)
end
end
describe "templating" do
it "overrides default if custom css template is defined" do
# Define test template
module JekyllAssetPipeline
class NewCssTagTemplate < Template
def self.filetype
'.css'
end
def html
"foobar_template"
end
end
end
$stdout.stub(:puts, nil) do
pipeline, cached = Pipeline.run(manifest, prefix, source_path, temp_path,
tag_name, '.css', config)
pipeline.html.must_equal('foobar_template')
end
# Clean up test template
Template.subclasses.delete(NewCssTagTemplate)
Object::JekyllAssetPipeline.send(:remove_const, :NewCssTagTemplate)
end
it "overrides default if custom js template is defined" do
# Define test template
module JekyllAssetPipeline
class NewJsTagTemplate < Template
def self.filetype
'.js'
end
def html
"foobar_template"
end
end
end
$stdout.stub(:puts, nil) do
pipeline, cached = Pipeline.run(manifest, prefix, source_path, temp_path,
tag_name, '.js', config)
pipeline.html.must_equal('foobar_template')
end
# Clean up test template
Template.subclasses.delete(NewJsTagTemplate)
Object::JekyllAssetPipeline.send(:remove_const, :NewJsTagTemplate)
end
end
describe "pipeline#html" do
it "returns html link tag if css" do
$stdout.stub(:puts, nil) do
pipeline, cached = Pipeline.run(manifest, prefix, source_path, temp_path,
tag_name, '.css', config)
pipeline.html.must_match(/link/i)
end
end
it "returns html script tag if js" do
$stdout.stub(:puts, nil) do
pipeline, cached = Pipeline.run(manifest, prefix, source_path, temp_path,
tag_name, '.js', config)
pipeline.html.must_match(/script/i)
end
end
it "links to display_path if option is set" do
$stdout.stub(:puts, nil) do
config['display_path'] = 'foo/bar/baz'
pipeline, cached = Pipeline.run(manifest, prefix, source_path, temp_path,
tag_name, '.js', config)
pipeline.html.must_match(/foo\/bar\/baz/)
end
end
end
context "bundle => true" do
before do
config['bundle'] = true
end
it "bundles assets into one file when bundle => true" do
$stdout.stub(:puts, nil) do
pipeline, cached = Pipeline.run(manifest, prefix, source_path, temp_path,
tag_name, extension, config)
pipeline.assets.size.must_equal(1)
end
end
it "saves bundled file with filename starting with prefix" do
$stdout.stub(:puts, nil) do
pipeline, cached = Pipeline.run(manifest, prefix, source_path, temp_path,
tag_name, extension, config)
pipeline.assets.each do |asset|
asset.filename[0, prefix.length].must_equal(prefix)
end
end
end
end
context "bundle => false" do
before do
config['bundle'] = false
end
it "saves each file in manifest" do
$stdout.stub(:puts, nil) do
pipeline, cached = Pipeline.run(manifest, prefix, source_path, temp_path,
tag_name, extension, config)
file_paths = YAML::load(manifest)
pipeline.assets.size.must_equal(file_paths.size)
files = file_paths.map { |f| File.basename(f) }
pipeline.assets.each do |asset|
files.must_include(asset.filename)
end
end
end
end
describe "asset conversion" do
it "converts asset with converter based on file extension" do
# Define test converter
module JekyllAssetPipeline
class BazConverter < Converter
def self.filetype
'.baz'
end
def convert
return 'converted'
end
end
end
manifest = "- /_assets/unconverted.css.baz"
$stdout.stub(:puts, nil) do
pipeline, cached = Pipeline.run(manifest, prefix, source_path, temp_path,
tag_name, extension, config)
pipeline.assets.each do |asset|
asset.content.must_equal('converted')
end
end
# Clean up test converters
Converter.subclasses.delete(BazConverter)
Object::JekyllAssetPipeline.send(:remove_const, :BazConverter)
end
it "ensures that converted asset is saved with expected extension" do
# Define test converter
module JekyllAssetPipeline
class BazConverter < Converter
def self.filetype
'.baz'
end
def convert
return 'converted'
end
end
end
manifest = "- /_assets/unconverted.baz"
$stdout.stub(:puts, nil) do
pipeline, cached = Pipeline.run(manifest, prefix, source_path, temp_path,
tag_name, extension, config)
pipeline.assets.each do |asset|
asset.content.must_equal('converted')
File.extname(asset.filename).must_equal('.css')
end
end
# Clean up test converters
Converter.subclasses.delete(BazConverter)
Object::JekyllAssetPipeline.send(:remove_const, :BazConverter)
end
context "when using multiple converters" do
before do
# Define test converters
module JekyllAssetPipeline
class BarConverter < Converter
def self.filetype
'.bar'
end
def convert
return 'converted to bar'
end
end
class BazConverter < Converter
def self.filetype
'.baz'
end
def convert
return 'converted to baz'
end
end
end
end
after do
# Clean up test converters
Converter.subclasses.delete(BarConverter)
Converter.subclasses.delete(BazConverter)
Object::JekyllAssetPipeline.send(:remove_const, :BarConverter)
Object::JekyllAssetPipeline.send(:remove_const, :BazConverter)
end
it "converts asset multiple times if needed in order based on extension" do
$stdout.stub(:puts, nil) do
manifest = "- /_assets/unconverted.css.baz.bar"
pipeline, cached = Pipeline.run(manifest, prefix, source_path, temp_path,
tag_name, extension, config)
pipeline.assets.each do |asset|
asset.content.must_equal('converted to baz')
end
manifest = "- /_assets/unconverted.css.bar.baz"
pipeline, cached = Pipeline.run(manifest, prefix, source_path, temp_path,
tag_name, extension, config)
pipeline.assets.each do |asset|
asset.content.must_equal('converted to bar')
end
end
end
end
end
describe "asset compression" do
it "compresses assets with compressor based on file extension" do
# Define test compressor
module JekyllAssetPipeline
class CssCompressor < Compressor
def self.filetype
'.css'
end
def compress
return 'compressed'
end
end
end
$stdout.stub(:puts, nil) do
manifest = "- /_assets/uncompressed.css"
pipeline, cached = Pipeline.run(manifest, prefix, source_path, temp_path,
tag_name, extension, config)
pipeline.assets.each do |asset|
asset.content.must_equal('compressed')
end
end
# Clean up test compressor
Compressor.subclasses.delete(CssCompressor)
Object::JekyllAssetPipeline.send(:remove_const, :CssCompressor)
end
end
describe "error handling" do
it "outputs error message if fails to read manifest" do
manifest = "invalid_manifest"
proc do
proc do
pipeline, cached = Pipeline.run(manifest, prefix, source_path, temp_path,
tag_name, extension, config)
end.must_raise(NoMethodError)
end.must_output(/failed/i)
end
it "outputs error message if failure to convert asset" do
# Define test converter
module JekyllAssetPipeline
class BazConverter < Converter
def self.filetype
'.baz'
end
def convert
raise Exception
end
end
end
manifest = "- /_assets/unconverted.baz"
proc do
proc do
pipeline, cached = Pipeline.run(manifest, prefix, source_path, temp_path,
tag_name, extension, config)
end.must_raise(Exception)
end.must_output(/failed/i)
# Clean up test converters
Converter.subclasses.delete(BazConverter)
Object::JekyllAssetPipeline.send(:remove_const, :BazConverter)
end
it "outputs error message if failure to compress asset" do
# Define test compressor
module JekyllAssetPipeline
class CssCompressor < Compressor
def self.filetype
'.css'
end
def compress
raise Exception
end
end
end
manifest = "- /_assets/uncompressed.css"
proc do
proc do
pipeline, cached = Pipeline.run(manifest, prefix, source_path, temp_path,
tag_name, extension, config)
end.must_raise(Exception)
end.must_output(/failed/i)
# Clean up test compressor
Compressor.subclasses.delete(CssCompressor)
Object::JekyllAssetPipeline.send(:remove_const, :CssCompressor)
end
it "stops processing pipeline if previously generated error" do
# Define test converter
module JekyllAssetPipeline
class BazConverter < Converter
def self.filetype
'.baz'
end
def convert
raise Exception
end
end
end
manifest = "- /_assets/unconverted.baz"
proc do
proc do
pipeline, cached = Pipeline.run(manifest, prefix, source_path, temp_path,
tag_name, extension, config)
end.must_raise(Exception)
end.must_output(/failed/i)
proc do
pipeline, cached = Pipeline.run(manifest, prefix, source_path, temp_path,
tag_name, extension, config)
end.must_output(nil)
# Clean up test converters
Converter.subclasses.delete(BazConverter)
Object::JekyllAssetPipeline.send(:remove_const, :BazConverter)
end
end
end