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image_spec.rb
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image_spec.rb
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require 'spec_helper'
module Refinery
describe Image do
let(:image) { FactoryGirl.build(:image) }
let(:created_image) { FactoryGirl.create(:image) }
context "with valid attributes" do
it "should report being valid" do
image.valid?.should be_true
end
end
context "image url" do
it "responds to .thumbnail" do
image.should respond_to(:thumbnail)
end
it "contains its filename at the end" do
created_image.url.split('/').last.should == created_image.image_name
end
it "becomes different when supplying geometry" do
created_image.url.should_not == created_image.thumbnail('200x200').url
end
it "has different urls for each geometry string" do
created_image.thumbnail('200x200').url.should_not == created_image.thumbnail('200x201').url
end
it "uses right geometry when given a thumbnail name" do
name, geometry = Refinery::Images.user_image_sizes.first
created_image.thumbnail(name).url.should == created_image.thumbnail(geometry).url
end
end
describe "#title" do
it "returns a titleized version of the filename" do
image.title.should == "Beach"
end
end
describe ".per_page" do
context "dialog is true" do
context "has_size_options is true" do
it "returns image count specified by Images.pages_per_dialog_that_have_size_options option" do
::Refinery::Image.per_page(true, true).should == Images.pages_per_dialog_that_have_size_options
end
end
context "has_size_options is false" do
it "returns image count specified by Images.pages_per_dialog option" do
::Refinery::Image.per_page(true).should == Images.pages_per_dialog
end
end
end
context "dialog is false" do
it "returns image count specified by Images.pages_per_admin_index option" do
::Refinery::Image.per_page.should == Images.pages_per_admin_index
end
end
end
describe ".user_image_sizes" do
it "returns a hash" do
Refinery::Images.user_image_sizes.should be_a_kind_of(Hash)
end
end
# The sample image has dimensions 500x375
describe '#thumbnail_dimensions returns correctly with' do
it 'nil' do
created_image.thumbnail_dimensions(nil).should == { :width => 500, :height => 375 }
end
it '200x200#ne' do
created_image.thumbnail_dimensions('200x200#ne').should == { :width => 200, :height => 200 }
end
it '100x150#c' do
created_image.thumbnail_dimensions('100x150#c').should == { :width => 100, :height => 150 }
end
it '250x250>' do
created_image.thumbnail_dimensions('250x250>').should == { :width => 250, :height => 188 }
end
it '600x375>' do
created_image.thumbnail_dimensions('600x375>').should == { :width => 500, :height => 375 }
end
it '100x475>' do
created_image.thumbnail_dimensions('100x475>').should == { :width => 100, :height => 75 }
end
it '100x150' do
created_image.thumbnail_dimensions('100x150').should == { :width => 100, :height => 75 }
end
it '200x150' do
created_image.thumbnail_dimensions('200x150').should == { :width => 200, :height => 150 }
end
it '300x150' do
created_image.thumbnail_dimensions('300x150').should == { :width => 200, :height => 150 }
end
it '5x5' do
created_image.thumbnail_dimensions('5x5').should == { :width => 5, :height => 4 }
end
end
describe '#thumbnail_dimensions returns correctly with' do
let(:created_alternate_image) { FactoryGirl.create(:alternate_image) }
it 'nil' do
created_alternate_image.thumbnail_dimensions(nil).should == { :width => 376, :height => 184 }
end
it '225x255>' do
created_alternate_image.thumbnail_dimensions('225x255>').should == { :width => 225, :height => 110 }
end
end
describe "validations" do
describe "valid #image" do
before(:each) do
@file = Refinery.roots(:'refinery/images').join("spec/fixtures/beach.jpeg")
Images.max_image_size = (File.read(@file).size + 10.megabytes)
end
it "should be valid when size does not exceed .max_image_size" do
Image.new(:image => @file).should be_valid
end
end
describe "too large #image" do
before(:each) do
@file = Refinery.roots(:'refinery/images').join("spec/fixtures/beach.jpeg")
Images.max_image_size = 0
@image = Image.new(:image => @file)
end
it "should not be valid when size exceeds .max_image_size" do
@image.should_not be_valid
end
it "should contain an error message" do
@image.valid?
@image.errors.should_not be_empty
@image.errors[:image].should == ["Image should be smaller than #{Images.max_image_size} bytes in size"]
end
end
describe "invalid argument for #image" do
before(:each) do
@image = Image.new
end
it "has an error message" do
@image.valid?
@image.errors.should_not be_empty
@image.errors[:image].should == ["You must specify an image for upload"]
end
end
end
end
end