325 lines
8.1 KiB
Ruby
325 lines
8.1 KiB
Ruby
require File.expand_path(File.dirname(__FILE__) + '/spec_helper')
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require "compass/sprites"
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require 'digest/md5'
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describe Compass::Sprites do
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before :each do
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@images_src_path = File.join(File.dirname(__FILE__), 'test_project', 'public', 'images')
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@images_tmp_path = File.join(File.dirname(__FILE__), 'test_project', 'public', 'images-tmp')
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FileUtils.cp_r @images_src_path, @images_tmp_path
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Compass.configuration.images_path = @images_tmp_path
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Compass.configure_sass_plugin!
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Compass::Sprites.reset
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end
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after :each do
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FileUtils.rm_r @images_tmp_path
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end
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def image_size(file)
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IO.read(File.join(@images_tmp_path, file))[0x10..0x18].unpack('NN')
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end
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def image_md5(file)
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md5 = Digest::MD5.new
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md5.update IO.read(File.join(@images_tmp_path, file))
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md5.hexdigest
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end
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def render(scss)
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scss = %Q(@import "compass"; #{scss})
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options = Compass.sass_engine_options
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options[:line_comments] = false
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options[:style] = :expanded
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options[:syntax] = :scss
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options[:load_paths] << Compass::Sprites.new
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css = Sass::Engine.new(scss, options).render
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# reformat to fit result of heredoc:
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" #{css.gsub('@charset "UTF-8";', '').gsub(/\n/, "\n ").strip}\n"
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end
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# DEFAULT USAGE:
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it "should generate sprite classes" do
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css = render <<-SCSS
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@import "squares/*.png";
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@include all-squares-sprites;
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SCSS
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css.should == <<-CSS
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.squares-sprite, .squares-10x10, .squares-20x20 {
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background: url('/squares.png') no-repeat;
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}
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.squares-10x10 {
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background-position: 0 0;
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}
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.squares-20x20 {
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background-position: 0 -10px;
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}
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CSS
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image_size('squares.png').should == [20, 30]
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image_md5('squares.png').should == 'ac68084abb8f43794a75c5fb28bd62fe'
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end
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it "should generate sprite classes with dimensions" do
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css = render <<-SCSS
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$squares-sprite-dimensions: true;
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@import "squares/*.png";
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@include all-squares-sprites;
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SCSS
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css.should == <<-CSS
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.squares-sprite, .squares-10x10, .squares-20x20 {
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background: url('/squares.png') no-repeat;
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}
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.squares-10x10 {
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background-position: 0 0;
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height: 10px;
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width: 10px;
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}
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.squares-20x20 {
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background-position: 0 -10px;
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height: 20px;
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width: 20px;
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}
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CSS
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image_size('squares.png').should == [20, 30]
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end
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it "should provide sprite mixin" do
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css = render <<-SCSS
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@import "squares/*.png";
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.cubicle {
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@include squares-sprite("10x10");
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}
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.large-cube {
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@include squares-sprite("20x20", true);
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}
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SCSS
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css.should == <<-CSS
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.squares-sprite, .cubicle, .large-cube {
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background: url('/squares.png') no-repeat;
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}
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.cubicle {
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background-position: 0 0;
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}
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.large-cube {
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background-position: 0 -10px;
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height: 20px;
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width: 20px;
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}
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CSS
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image_size('squares.png').should == [20, 30]
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end
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# CUSTOMIZATIONS:
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it "should be possible to change the base class" do
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css = render <<-SCSS
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$squares-sprite-base-class: ".circles";
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@import "squares/*.png";
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SCSS
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css.should == <<-CSS
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.circles {
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background: url('/squares.png') no-repeat;
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}
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CSS
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image_size('squares.png').should == [20, 30]
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end
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it "should calculate the spacing between images but not before first image" do
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css = render <<-SCSS
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$squares-10x10-spacing: 33px;
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@import "squares/*.png";
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@include all-squares-sprites;
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SCSS
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css.should == <<-CSS
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.squares-sprite, .squares-10x10, .squares-20x20 {
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background: url('/squares.png') no-repeat;
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}
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.squares-10x10 {
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background-position: 0 0;
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}
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.squares-20x20 {
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background-position: 0 -43px;
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}
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CSS
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image_size('squares.png').should == [20, 63]
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end
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it "should calculate the spacing between images" do
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css = render <<-SCSS
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$squares-20x20-spacing: 33px;
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@import "squares/*.png";
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@include all-squares-sprites;
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SCSS
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css.should == <<-CSS
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.squares-sprite, .squares-10x10, .squares-20x20 {
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background: url('/squares.png') no-repeat;
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}
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.squares-10x10 {
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background-position: 0 0;
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}
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.squares-20x20 {
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background-position: 0 -43px;
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}
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CSS
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image_size('squares.png').should == [20, 63]
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end
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it "should calculate the maximum spacing between images" do
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css = render <<-SCSS
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$squares-10x10-spacing: 44px;
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$squares-20x20-spacing: 33px;
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@import "squares/*.png";
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@include all-squares-sprites;
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SCSS
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css.should == <<-CSS
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.squares-sprite, .squares-10x10, .squares-20x20 {
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background: url('/squares.png') no-repeat;
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}
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.squares-10x10 {
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background-position: 0 0;
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}
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.squares-20x20 {
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background-position: 0 -54px;
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}
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CSS
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image_size('squares.png').should == [20, 74]
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end
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it "should calculate the maximum spacing between images in reversed order" do
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css = render <<-SCSS
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$squares-10x10-spacing: 33px;
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$squares-20x20-spacing: 44px;
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@import "squares/*.png";
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@include all-squares-sprites;
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SCSS
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css.should == <<-CSS
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.squares-sprite, .squares-10x10, .squares-20x20 {
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background: url('/squares.png') no-repeat;
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}
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.squares-10x10 {
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background-position: 0 0;
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}
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.squares-20x20 {
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background-position: 0 -54px;
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}
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CSS
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image_size('squares.png').should == [20, 74]
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end
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it "should calculate the default spacing between images" do
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css = render <<-SCSS
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$squares-spacing: 22px;
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@import "squares/*.png";
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@include all-squares-sprites;
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SCSS
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css.should == <<-CSS
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.squares-sprite, .squares-10x10, .squares-20x20 {
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background: url('/squares.png') no-repeat;
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}
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.squares-10x10 {
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background-position: 0 0;
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}
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.squares-20x20 {
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background-position: 0 -32px;
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}
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CSS
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image_size('squares.png').should == [20, 52]
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end
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it "should use position adjustments in functions" do
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css = render <<-SCSS
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$squares-position: 100%;
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@import "squares/*.png";
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.adjusted-percentage {
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background-position: sprite-position("squares/10x10.png", 100%);
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}
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.adjusted-px-1 {
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background-position: sprite-position("squares/10x10.png", 4px);
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}
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.adjusted-px-2 {
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background-position: sprite-position("squares/20x20.png", -3px, 2px);
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}
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SCSS
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css.should == <<-CSS
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.squares-sprite {
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background: url('/squares.png') no-repeat;
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}
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.adjusted-percentage {
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background-position: 100% 0;
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}
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.adjusted-px-1 {
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background-position: -6px 0;
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}
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.adjusted-px-2 {
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background-position: -3px -8px;
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}
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CSS
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image_size('squares.png').should == [20, 30]
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image_md5('squares.png').should == 'e274a620ff44c14774fa470d0a9020a1'
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end
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it "should use position adjustments in mixins" do
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css = render <<-SCSS
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$squares-position: 100%;
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@import "squares/*.png";
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.adjusted-percentage {
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@include squares-sprite("10x10", $x: 100%);
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}
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.adjusted-px-1 {
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@include squares-sprite("10x10", $x: 4px);
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}
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.adjusted-px-2 {
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@include squares-sprite("20x20", $x: -3px, $y: 2px);
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}
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SCSS
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css.should == <<-CSS
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.squares-sprite, .adjusted-percentage, .adjusted-px-1, .adjusted-px-2 {
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background: url('/squares.png') no-repeat;
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}
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.adjusted-percentage {
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background-position: 100% 0;
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}
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.adjusted-px-1 {
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background-position: -6px 0;
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}
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.adjusted-px-2 {
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background-position: -3px -8px;
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}
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CSS
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image_size('squares.png').should == [20, 30]
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image_md5('squares.png').should == 'e274a620ff44c14774fa470d0a9020a1'
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end
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end |