rack-livereload/spec/rack/livereload_spec.rb

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require 'spec_helper'
describe Rack::LiveReload do
let(:middleware) { described_class.new(app) }
let(:app) { stub }
subject { middleware }
its(:app) { should == app }
let(:env) { {} }
context 'not text/html' do
let(:ret) { [ 200, { 'Content-Type' => 'image/png' }, [ '<head></head>' ] ] }
before do
app.stubs(:call).with(env).returns(ret)
end
it 'should pass through' do
middleware.call(env).should == ret
end
end
context 'text/html' do
before do
app.stubs(:call).with(env).returns([ 200, { 'Content-Type' => 'text/html', 'Content-Length' => 0 }, [ '<head></head>' ] ])
end
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let(:host) { 'host' }
let(:env) { { 'HTTP_HOST' => host } }
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let(:ret) { middleware.call(env) }
let(:body) { ret.last.join }
let(:length) { ret[1]['Content-Length'] }
it 'should add the livereload js script tag' do
body.should include("script")
body.should include(described_class::LIVERELOAD_JS_PATH)
length.should == body.length.to_s
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described_class::LIVERELOAD_JS_PATH.should_not include(host)
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end
context 'set options' do
let(:middleware) { described_class.new(app, :port => port, :min_delay => min_delay, :max_delay => max_delay) }
let(:min_delay) { 5 }
let(:max_delay) { 10 }
let(:port) { 23 }
it 'should add the livereload.js script tag' do
body.should include("mindelay=#{min_delay}")
body.should include("maxdelay=#{max_delay}")
body.should include("port=#{port}")
end
end
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end
context '/__rack/livereload.js' do
let(:env) { { 'PATH_INFO' => described_class::LIVERELOAD_JS_PATH } }
before do
middleware.expects(:deliver_file).returns(true)
end
it 'should return the js file' do
middleware.call(env).should be_true
end
end
end